WO2007052710A1 - 防曇性物品および防曇剤組成物 - Google Patents
防曇性物品および防曇剤組成物 Download PDFInfo
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- WO2007052710A1 WO2007052710A1 PCT/JP2006/321888 JP2006321888W WO2007052710A1 WO 2007052710 A1 WO2007052710 A1 WO 2007052710A1 JP 2006321888 W JP2006321888 W JP 2006321888W WO 2007052710 A1 WO2007052710 A1 WO 2007052710A1
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- Prior art keywords
- antifogging
- group
- crosslinked resin
- water
- substrate
- Prior art date
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/28—Surface treatment of glass, not in the form of fibres or filaments, by coating with organic material
- C03C17/32—Surface treatment of glass, not in the form of fibres or filaments, by coating with organic material with synthetic or natural resins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/10—Interconnection of layers at least one layer having inter-reactive properties
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/28—Surface treatment of glass, not in the form of fibres or filaments, by coating with organic material
- C03C17/32—Surface treatment of glass, not in the form of fibres or filaments, by coating with organic material with synthetic or natural resins
- C03C17/326—Epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/42—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating of an organic material and at least one non-metal coating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/20—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the epoxy compounds used
- C08G59/32—Epoxy compounds containing three or more epoxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/50—Amines
- C08G59/5026—Amines cycloaliphatic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2217/00—Coatings on glass
- C03C2217/40—Coatings comprising at least one inhomogeneous layer
- C03C2217/43—Coatings comprising at least one inhomogeneous layer consisting of a dispersed phase in a continuous phase
- C03C2217/46—Coatings comprising at least one inhomogeneous layer consisting of a dispersed phase in a continuous phase characterized by the dispersed phase
- C03C2217/47—Coatings comprising at least one inhomogeneous layer consisting of a dispersed phase in a continuous phase characterized by the dispersed phase consisting of a specific material
- C03C2217/475—Inorganic materials
- C03C2217/478—Silica
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2217/00—Coatings on glass
- C03C2217/70—Properties of coatings
- C03C2217/76—Hydrophobic and oleophobic coatings
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
- Y10T428/263—Coating layer not in excess of 5 mils thick or equivalent
- Y10T428/264—Up to 3 mils
- Y10T428/265—1 mil or less
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31511—Of epoxy ether
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31511—Of epoxy ether
- Y10T428/31525—Next to glass or quartz
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31511—Of epoxy ether
- Y10T428/31529—Next to metal
Definitions
- Antifogging article and antifogging agent composition are provided.
- the present invention relates to a novel antifogging article and an antifogging agent composition.
- anti-fogging performance the effect of preventing fogging (hereinafter referred to as "anti-fogging performance") is required to be maintained for a long period of time in the environment of use. Furthermore, durability such as veg wear resistance, water resistance, heat resistance, moisture resistance, and water wiping resistance, which can keep antifogging performance for a long time under various environments, is also required.
- each of the methods (1) to (5) has the following drawbacks.
- the method (1) it is difficult to maintain a low surface tension over a long period of time, which makes it difficult to fix the surfactant to the substrate surface.
- a hydrophilic mineral compound is used in the method (2).
- both of them are particularly suitable for absorbing and fixing inorganic soils for a long time. It is difficult to maintain hydrophilicity.
- a water-absorbing rosin is used.
- the present inventors considered that the method using the water-absorbent coagulant (3) can easily maintain the anti-fogging performance at low cost.
- a method using a water-absorbent rosin a coating agent and an anti-fogging film that form a urethane rosin fixed with a surfactant and a trial strength amine amine or the like are disclosed in order to achieve both antifogging performance and wear resistance.
- Patent Document 5 describes that a surface coating composition for anti-fogging can be obtained by reacting ⁇ -aminopropyltrimethoxysilane and bisphenol A diglycidyl ether. Is described.
- Patent Document 1 Japanese Unexamined Patent Publication No. 2003-238207
- Patent Document 2 Japanese Patent Laid-Open No. 2001-356201
- Patent Document 3 Japanese Patent Laid-Open No. 2000-192021
- Patent Document 4 JP 2002-53792 A
- Patent Document 5 Japanese Patent Application Laid-Open No. 2004-269851
- Patent Document 6 Japanese Unexamined Patent Publication No. 2002-161241
- the antifogging resin film disclosed in Patent Document 5 has a problem that it is difficult to maintain excellent antifogging performance for a long period of time.
- An object of the present invention is to obtain a cloud-proof article exhibiting excellent cloud-proof properties and excellent durability and a cloud-proof agent composition for obtaining the cloud-proof properties.
- the present invention has been made to solve the above problems and has the following gist.
- An antifogging article having a substrate and a water-absorbing crosslinked resin layer provided on the surface of the substrate, wherein the water-absorbing crosslinked resin has a saturated water absorption of 45 mgZcm 3 or more.
- Antifogging article characterized by being fat.
- An antifogging article having a substrate and a water-absorbing crosslinked resin layer provided on the surface of the substrate, wherein the water-absorbing crosslinked resin has a water contact angle of 30 ° or more on the surface.
- an anti-fogging article characterized by being a crosslinked resin having a saturated water absorption of 45 mgZcm 3 or more
- An antifogging article having a substrate and a water-absorbing crosslinked resin layer provided on the surface of the substrate, wherein the water-absorbing crosslinked resin has a glass transition point measured by a differential scanning calorimeter.
- An anti-fogging article characterized in that it is a crosslinked resin having a saturated water absorption capacity of 5 mgZcm 3 or more.
- An antifogging article having a substrate and a water-absorbing crosslinked resin layer provided on the surface of the substrate, wherein the water-absorbing crosslinked resin has a water contact angle of 30 ° or more on the surface (
- an anti-fogging article characterized in that it is a cross-linked resin having a saturated water absorption of 60 mgZcm 3 or more.
- crosslinked resin layer is a resin layer formed by applying a liquid composition containing a crosslinking component, a curing agent, and a solvent to a substrate surface, drying, and reacting.
- the antifogging article according to any one of [5].
- An antifogging article having a substrate and a water-absorbent crosslinked resin layer having a saturated water absorption of 45 mgZcm 3 or more provided on the surface of the substrate, wherein the water-absorbent crosslinked resin is a polyepoxide
- An anti-fogging article characterized in that it is a crosslinked rosin obtained by reaction of a kind with a curing agent.
- Glycerol polyglycidyl ether, diglycerol polyglycidyl ether, polyglycerol polyglycidyl ether, and sorbitol polyglycidyl ether strength are also one or more selected.
- the antifogging article as described.
- the above-mentioned water-absorbing crosslinked resin layer is a resin layer formed by applying a liquid composition containing a polyepoxide, a curing agent, and a solvent to a substrate surface, drying, and reacting. ] To [9].
- An antifogging article further comprising a hydrophobic layer on the surface of the crosslinked resin layer of the antifogging article according to [1] to [10].
- an antifogging crosslinked resin layer is formed on the surface of the substrate by applying to the surface of the substrate, drying and reacting.
- An antifogging agent composition comprising a polyepoxide, a curing agent, and a solvent.
- the anti-fogging article of the present invention has excellent anti-fogging performance and durability such as wear resistance, water resistance, moisture resistance and the like, and in various environments, particularly high temperature and high humidity environments. Excellent anti-fogging performance can be maintained for a long time even underneath.
- the antifogging article of the present invention has a substrate and a water-absorbing crosslinked resin layer provided on the surface of the substrate.
- a substrate made of is preferably a transparent substrate which is also preferably glass or plastic.
- the shape of the substrate may be a flat plate or may have a curvature on the entire surface or a part thereof.
- the thickness of the substrate is appropriately selected depending on the use of the antifogging article, and is generally 1 to: LOmm.
- the substrate preferably has a reactive group on the surface.
- a hydrophilic group is preferred.
- a hydroxyl group is preferred.
- the substrate is subjected to oxygen plasma treatment, corona discharge treatment, ozone treatment, etc. to decompose and remove organic substances adhering to the surface, or to form a fine concavo-convex structure on the surface, thereby making the surface hydrophilic. May be.
- glass and metal oxide usually have a hydroxyl group on the surface.
- a metal oxide thin film such as silica, alumina, titer or zirconia or an organic group-containing metal oxide thin film is formed on the surface of the substrate.
- the metal oxide thin film can be formed by a sol-gel method using a metal compound having a hydrolyzable group.
- Preferred examples of the metal compound include tetraalkoxysilane and its oligomer, tetraisocyanate silane and its oligomer.
- the organic group-containing metal oxide thin film is a thin film obtained by treating the substrate surface with an organometallic coupling agent.
- a silane coupling agent As the organometallic coupling agent, a silane coupling agent, a titanium coupling agent, an aluminum coupling agent, or the like can be used, and a silane coupling agent is particularly preferable.
- a coupling agent for intensively treating the surface of the substrate is referred to as a “surface treatment coupling agent”.
- the water-absorbing crosslinked resin layer in the present invention comprises a water-absorbing crosslinked resin provided on the substrate.
- the cross-linked resin is a cross-linked resin having a saturated water absorption of 45 mgZcm 3 or more, and has a sufficient water absorption capability to exhibit antifogging performance.
- the saturated water absorption is preferably 60 mgZcm 3 or more .
- the saturated water absorption is 75 to 185 mgZcm 3 because it is compatible with anti-fogging performance and durability (wear resistance, water resistance, heat resistance, moisture resistance, water wiping resistance, etc.). Particularly preferred is 90 to 155 mg Zcm 3 .
- the saturated water absorption is a value calculated by the following procedure.
- the antifogging article is allowed to stand in an environment of room temperature and relative humidity of 50% for 1 hour, and then the surface of the water-absorbent crosslinked resin layer is exposed to 40 ° C hot water vapor, and the surface of the crosslinked resin layer is exposed.
- Immediately after cloudiness or water film distortion Measure the moisture content (A) of the entire anti-fogging article using a moisture meter. Separately, a water-absorbing crosslinked resin layer is formed!
- the moisture content (B) of the substrate itself is measured in the same procedure, and the moisture content (A) force is also calculated by subtracting the moisture content (B). The value divided by the volume of the resin was taken as the saturated water absorption.
- the moisture content with a micro moisture meter is measured by heating the test sample at 120 ° C, adsorbing the moisture released from the sample to the molecular sieve in the micro moisture meter, and measuring the weight change of the molecular sieve. It was. The end point of measurement shall be when the amount of change in weight per minute becomes 0.02 mg or less.
- the water-absorbing crosslinked resin preferably has a saturated water absorption of 45 mgZcm 3 or more (preferably 60 mg Zcm 3 or more) and a water contact angle of 30 ° or more on the surface. Since the cross-linked resin exhibits the saturated water absorption amount, it has a sufficient water absorption capability to exhibit anti-fogging performance in the first place. Furthermore, even if the water absorption amount increases and the crosslinked resin layer absorbs water exceeding the limit of the saturated water absorption amount, the water contact angle is 30 degrees or more, so that the surface of the crosslinked resin layer is increased. The anti-fogging performance that hardly forms a water film can be maintained satisfactorily.
- a water film can be suppressed if the water contact angle is 30 degrees or more.
- the anti-fogging article of the present invention is used as a window glass for a transportation device such as an automobile, if a water film is formed on the surface of the window glass, perspective distortion may occur, resulting in poor visibility and hindering operation.
- the formation of a water film can be suppressed when the water contact angle is 30 degrees or more.
- the antifogging product of the present invention does not easily form a water film because the contact angle can be maintained at 30 ° or more even after 2 minutes of water droplet contact.
- the upper limit value of the water contact angle is not particularly limited, but is usually about 100 degrees considering the material of the bridge resin that can be used in the antifogging article of the present invention.
- the water contact angle is determined immediately after placing the antifogging article in an environment of room temperature and 50% relative humidity for 1 hour and then placing 1 L (liter) of water on the surface of the water-absorbing crosslinked resin layer. Measured value Or the value measured 2 minutes after placing 1 ⁇ L of water.
- the water-absorbing crosslinked resin in the present invention has a glass transition point (hereinafter simply referred to as a glass transition point) measured by a differential scanning calorimeter of 50 ° C. or higher and a saturated water absorption amount. It is a fat that is 45 mgZcm 3 or more.
- the glass transition point is a value measured according to JIS K 7121. Specifically, a crosslinked resin is obtained under the same conditions (conditions for forming a crosslinked resin on the substrate) as those described below for producing an antifogging article, and the resin is used in an environment at 20 ° C. and a relative humidity of 50%. The value is measured using a differential scanning calorimeter after being left for 1 hour. However, the heating rate is 10 ° CZ.
- the crosslinked resin means a non-linear polymer having a three-dimensional network structure !, a three-dimensional network structure in which a monomer, oligomer or polymer having two or more crosslinkable groups is crosslinked.
- U who prefers to form things.
- the glass transition point of the crosslinked resin is 50 ° C or higher, preferably 90 ° C or higher.
- it is important that the crosslinked resin has a dense three-dimensional network structure with many crosslinking points.
- the glass transition point of rosin is deeply related to the number of cross-linking points in the sac.
- sucrose having a high glass transition point is considered to have a larger number of cross-linking points per unit amount. . Therefore, in order to increase the durability of the crosslinked resin, the higher the glass transition point of the crosslinked resin, the better.
- the size of the water retention space that governs the water absorption is appropriate. It is considered that as the number of cross-linking points included per unit quantity increases, the space for water retention becomes smaller and the water absorption capacity becomes smaller. Therefore, in order to have good anti-fogging performance, the glass transition point of rosin has a certain appropriate range.
- the cross-linked resin has both high antifogging performance and durability at a high level.
- the upper limit value of the glass transition point of the crosslinked resin is usually 250 ° C. depending on the type of the crosslinked resin, and preferably 200 ° C.
- a preferable range of the glass transition point is 50 to 200 ° C, and 90 to 150 ° C is particularly preferable.
- the water-absorbing cross-linked resin exhibits good anti-fogging performance by satisfying the saturated water absorption amount, and in addition, satisfies the conditions of glass transition point and water contact angle, durability U, preferred to be compatible with.
- Such a water-absorbing crosslinked resin is not particularly limited.
- a resin that satisfies the above-mentioned conditions of glass transition point and saturated water absorption can be used.
- starch-based resin such as starch acrylate graft polymer, etc .
- Cellulose-acrylonitrile graft polymer cellulose-based resin such as carboxymethylcellulose cross-linked product
- Polybur alcohol-based resins such as
- the water-absorbing crosslinked resin in the present invention preferably has a change in haze value of 20% or less before and after the test according to the abrasion resistance test conducted in accordance with JIS R 3212.
- (1) A method in which a crosslinkable component and a curing agent are reacted on the substrate surface, and (2) a crosslinkable component is formed into a film and the substrate surface and the film are cured. And (3) a method in which a water-absorbing crosslinked resin is formed into a film and the film is bonded to a substrate.
- the method (1) and (2) are preferred, so that a good appearance can be maintained when a crosslinked resin layer is provided on the surface of a large-sized substrate or during industrial mass production.
- the method (1) is particularly preferred.
- a composition containing a crosslinkable component and a curing agent as essential components (hereinafter also referred to as a coating composition) is applied to the substrate surface, dried, and reacted, whereby a crosslinked resin layer is formed on the substrate surface. Is preferably formed.
- the composition containing the crosslinkable component and the curing agent as essential components preferably contains a solvent for improving the coating workability. Therefore, as a method of providing a water-absorbing crosslinked resin layer on the substrate surface, a method of applying a liquid composition containing a crosslinking component, a curing agent and a solvent to the substrate surface, drying and reacting is particularly preferable. In addition, a crosslinkable component and a curing agent are reacted in a solvent. It is also preferable to apply a liquid composition obtained by applying to the surface of the substrate, then drying and further reacting with the surface of the substrate.
- the coating composition preferably contains a coupling agent for improving the adhesion between the substrate surface and the crosslinked resin.
- the crosslinkable component in the present invention is not particularly limited as long as it is a monomer, oligomer or polymer having a crosslinkable group and reacts in the presence of a curing agent described later to become a crosslinked resin.
- the crosslinkable group include a bur group, an epoxy group, a styryl group, an allyloyloxy group, a methacryloyloxy group, an amino group, a ureido group, a black mouth group, a thiol group, a sulfide group, a hydroxyl group, a carboxy group, and an acid anhydride group.
- crosslinkable component in which a carboxy group, an epoxy group, or a hydroxyl group is preferable is particularly preferable.
- the number of crosslinkable groups possessed by the crosslinkable component may be any number as long as the antifogging performance and durability required in the present invention are satisfied. Moreover, only one type of crosslinkable component may be used, or two or more types may be used in combination.
- the number of crosslinkable groups contained in one molecule is preferably 2 or more. Especially preferred. In some cases, the amount of a component having one crosslinkable group may be used such that the average number of crosslinkable groups per molecule in the crosslinkable component is 1.5 or more. Yes.
- the component is preferably a polyepoxide.
- Polyepoxides are components that have an epoxy group as a crosslinkable group and become a crosslinked resin by reaction with a hardener.
- the average epoxy number of polyepoxides is 2 or more, and preferably 2 to 10.
- polyglycidyl compounds such as polyglycidinoate etherate compounds, polyglycidino ester compounds, and polyglycidylamine compounds
- the polyepoxides are preferably aliphatic polyepoxides which may be either aliphatic polyepoxides or aromatic polyepoxides. These are compounds having two or more epoxy groups.
- aliphatic polyglycidyl compounds in which polyglycidyl ether compounds are preferred.
- One telly compound is particularly preferred.
- a glycidyl ether of a trifunctional or higher alcohol is preferable because it is preferable to be a glycidyl ether of a bifunctional or higher alcohol.
- These alcohols are preferably aliphatic alcohols, alicyclic alcohols, or sugar alcohols.
- ethylene glycol diglycidyl ether polyethylene glycol diglycidyl ether, propylene glycol diglycidyl ether, polypropylene glycol diglycidyl ether, neopentyl glycol diglycidyl ether, glyceryl polyglycidyl ether, di Examples thereof include glycerol polyglycidyl ether, polyglyceryl polyglycidyl ether, trimethylolpropane polyglycidyl ether, sorbitol polyglycidyl ether, and pentaerythritol polyglycidyl ether. These may be used alone or in combination of two or more.
- glycerol polyglycidyl ether since a crosslinked resin having particularly good antifogging performance can be obtained, glycerol polyglycidyl ether, diglycerol polyglycidyl ether, polyglycerol polyglycidyl ether, sorbitol polyglycidyl ether, etc. 3 Polyglycidyl ethers of aliphatic polyols having one or more hydroxyl groups (those with an average glycidyl group of more than 2 per molecule) are preferred.
- the crosslinkable component is a polymer having a crosslinkable group
- the polymer having a crosslinkable group is preferably a linear polymer.
- the crosslinkable group include the same groups as those described above for the monomer and oligomer, and are preferably a carboxy group, an epoxy group, or a hydroxyl group.
- the number of crosslinkable groups possessed by the polymer as the crosslinkable component may be any number as long as the antifogging performance and durability required in the present invention are satisfied. Power of 1 to 2.0 millimonoliths S is preferable, and 0.5 to 1.5 millimoles is particularly preferable.
- the molecular weight of the polymer is 500 to 50,000 in terms of number average molecular weight, and 2000 to 20000 is particularly preferred!
- the polymer having such a crosslinkable group is preferably a vinyl polymer having a crosslinkable group as described above (hereinafter referred to as a crosslinkable bull polymer).
- a crosslinkable bull polymer is a polymer having a main chain formed by polymerization of monomers having a polymerizable site containing a carbon-carbon double bond.
- the crosslinkable vinyl polymer is preferably a linear polymer.
- the crosslinkable vinyl polymer has a hydrophilic group or a hydrophilic polymer chain from the viewpoint of obtaining a crosslinked resin having high water absorption.
- the curing agent may impart water absorption to the crosslinked resin.
- the crosslinkable vinyl polymer is preferably a crosslinkable vinyl polymer having a cationic group and a crosslinkable group.
- the cationic group a group having a quaternary ammonium structure is preferable.
- the crosslinkable group is not particularly limited as long as it is a group that can react with the reactive group of the curing agent to form a three-dimensional network structure.
- Examples of the crosslinkable group include the crosslinkable groups described above, and a carboxy group in which a carboxy group, an epoxy group, a hydroxyl group and the like are preferable is particularly preferable.
- the molecular weight of the cross-linkable vinyl polymer is not particularly limited, but the number average molecular weight is preferably 500 to 50,000, more preferably 1,000 to 20,000. If the molecular weight is less than ⁇ 500, the antifogging performance may be reduced. On the other hand, if the molecular weight exceeds 50000, the adhesion between the substrate and the crosslinked resin may be reduced.
- the proportion of cationic groups in the crosslinkable bulle polymer is 0.1 to 2.0 millimonore, preferably 0.4 to 2.0 millimonoreca, especially 0.5 to 1.5 millimonoreca. ,. Furthermore, the proportion of crosslinkable groups is preferably 1.0 to 3.0 millimoles per lg of polymer, especially 1.5 to 2.5 millimonoreka girls.
- the crosslinkable bull polymer includes a monomer unit having a cationic group and a monomer unit having a crosslinkable group. Further, it usually further contains monomer units other than these monomer units. Other monomer units are used to control the amount of cationic groups and crosslinkable groups in the crosslinkable bull polymer and to adjust the physical and chemical properties of the crosslinkable vinyl polymer and the crosslinkable resin it crosslinks.
- the Various monomers can be selected and used depending on the purpose as monomers for bringing other monomer units into the cross-linkable butyl polymer.
- the monomer unit in the crosslinkable bull polymer is a unit formed by polymerization of the monomer, and the specific monomer unit is expressed as "monomer unit of (monomer name)" or simply "(specific Monomer name) unit ".
- the monomer unit means a monomer unit directly formed by polymerization of the monomer (the chemical structure other than the unsaturated double bond portion is the same as that of the monomer).
- the polymer is further studied after polymerization. Even if the monomer unit portion is chemically changed when the chemical conversion is performed, the unit that was the monomer unit before the chemical conversion is also called the monomer unit. Also, the original monomer that gave the monomer unit is simply referred to as “monomer of monomer unit”.
- the crosslinkable bull polymer includes a monomer unit having a cationic group, a monomer unit having a carboxy group as a crosslinkable group, and a monomer unit having a hydrocarbon group as another monomer unit.
- Polymer is preferred. That is, a crosslinkable bull polymer including a monomer unit having a cationic group, a monomer unit having a hydrocarbon group, and a monomer unit having a force group is preferred.
- Each monomer unit may contain two or more kinds, or may contain other monomer units.
- the monomer unit having a cationic group is preferably a monomer unit having a quaternary ammonium structure.
- the monomer unit having a hydrocarbon group is preferably an alkyl group, a alkenyl group, a cycloalkyl group or an aryl group. Monomer units having hydrocarbon groups such as arylalkyl groups are preferred.
- the monomer of the monomer unit having a hydrocarbon group includes a monomer having a hydrocarbon ester group, a monomer having a hydrocarbon ether group (such as an alkyl butyl ether), a polymerizable unsaturated carbon such as propylene, butylene, butadiene and styrene. Examples thereof include hydrogen, and monomers having a hydrocarbon ester group are preferred. Examples of the monomer of the monomer unit having a carboxy group include unsaturated carboxylic acids, unsaturated polycarboxylic acids, and acid anhydrides thereof.
- Each monomer unit may be a monomer unit derived from a monomer having the above group. Moreover, the monomer unit force formed from the monomer which does not have said group
- the monomer unit formed by converting into the monomer unit which has said group by chemical conversion after polymer formation may be sufficient.
- a monomer having a carboxy group by hydrolyzing the monomer unit after forming a polymer using an unsaturated carboxylic acid ester as a monomer It can be a unit.
- the carboxy group of the monomer unit can be converted to a monomer unit having an alkyl group (one type of hydrocarbon group) by alkyl esterification.
- the monomer unit having a cationic group is preferably a monomer unit (U1) of an unsaturated carboxylic acid ester monomer having a cationic group.
- the monomer unit having a hydrocarbon group is preferably a monomer unit (U2) of an unsaturated carboxylic acid ester monomer having a hydrocarbon group! /.
- the monomer unit having a carboxylic acid group is preferably a monomer unit (U3) of an unsaturated carboxylic acid monomer.
- Monomers of the respective monomer units (Ul), (U2), and (U3) are hereinafter referred to as monomers (Ml), (M2), and (M3), respectively.
- unsaturated carboxylic acid of the monomer (M3) acrylic acid and methacrylic acid, which are preferred to unsaturated aliphatic rubonic acid, are particularly preferred.
- unsaturated carboxylic acid esters of monomers (Ml) and (M2) unsaturated aliphatic carboxylic acid esters are preferred, and acrylic acid esters and methacrylic acid esters are particularly preferred! / ⁇ .
- the content of the monomer unit (U1) in the crosslinkable bull polymer is preferably 15 to 50 mol%, preferably 5 mol% or more based on the total monomer units constituting the crosslinkable bull polymer. It is particularly preferred.
- the content of the monomer unit (U2) is preferably 20 to 80 mol%, preferably 10 mol% or more based on the total monomer units.
- the content of the monomer unit (U3) is particularly preferably 1 to 20 mol 0/0 relative to the total monomer units are preferred tool 10-20 mol%.
- the crosslinkable bull polymer can be obtained by copolymerizing monomers including the monomers (Ml), (M2), and (M3).
- a block copolymer or a random copolymer may be shifted.
- the polymerization reaction for obtaining a crosslinkable bulle polymer is preferably by a thermal polymerization reaction.
- a polymerization catalyst such as azobisisobutyl nitrile.
- the monomer unit (U1) is preferably a monomer unit of the monomer represented by the following formula (1). That is, the monomer (Ml) is preferably a monomer represented by the following formula (1).
- CH CI ⁇ COO— (CH) -N + R 2 R 3 R 4 X "-- ⁇ (1)
- R 1 is a hydrogen atom or a methyl group, and is preferably a methyl group because it is effective for improving the water resistance of the resulting water-absorbent crosslinked resin.
- R 2 , R 3 , and R 4 are each independently a hydrogen atom or an optionally substituted alkyl group having 1 to 9 carbon atoms.
- R 2 , R 3 , and R 4 are the latter group, it is preferably a linear structure that may be a linear structure or a branched structure. Further, it is preferably an unsubstituted group.
- the substituent is preferably an alkoxy group, an aryl group, or a halogen atom.
- the alkoxy group a methoxy group and an ethoxy group are preferable.
- the aryl group is preferably a phenol group.
- the halogen atom a fluorine atom and a chlorine atom are preferable.
- “C1-9” means that the alkyl group part excluding the substituent part has 1-9 carbon atoms.
- R 2 , R 3 , and R 4 are preferably each independently a hydrogen atom, a methyl group, or an ethyl group. These groups may be the same group or different groups. R 2 , R 3 , and R 4 are preferably all methyl groups, and one of them is preferably a hydrogen atom and the other two force methyl groups.
- F 6 and C 1- are preferable because it is easy to secure a space for retaining water inside the crosslinked resin layer that controls water absorption.
- n is an integer of 1 to: L0, and 2 to 5 is preferable because it is easy to achieve both anti-fogging performance and durability.
- the monomer unit (U2) is preferably a monomer unit of a monomer represented by the following formula (2). That is, the monomer (M2) is preferably a monomer represented by the following formula (2).
- CH CR 5 -COOR 7 ---(2)
- R 5 a hydrogen atom or a methyl group.
- Scale 7 an alkyl group having 1 to 30 carbon atoms, an alkoxyalkyl group having 2 to 8 carbon atoms, an aryl group, or an aryl group.
- R 5 is preferably a methyl group because it is effective in improving the water resistance of the resulting water-absorbent crosslinked resin.
- R 7 is an alkyl group having 1 to 30 carbon atoms, it is preferably a linear structure that may be a linear structure or a branched structure.
- the alkyl group having 1 to 30 carbon atoms is particularly preferably a methyl group, an ethyl group, or a propyl group, particularly preferably an alkyl group having 1 to 10 carbon atoms, preferably an alkyl group having 1 to 20 carbon atoms.
- R 7 is an alkoxyalkyl group having 2 to 8 carbon atoms
- the alkyl group moiety preferably has 1 to 4 carbon atoms
- the alkoxy group moiety substituted on the alkyl group preferably has 1 to 4 carbon atoms.
- R 7 is an alkoxyalkyl group having 2 to 8 carbon atoms
- a methoxymethyl group, methoxymethyl group, propoxymethyl group, methoxyethyl group, ethoxyethyl group, or methoxypropyl group can be preferably used.
- R 7 is an aryl group, a phenol group or a tolyl group is preferable.
- R 7 is an aryl alkyl group, a benzyl group is preferred.
- CH C (CH) -COO- (CH) -OCH (2D).
- Examples of the monomer unit (U3) include monomer units of the monomer represented by the following formula (3).
- R 8 in the formula represents a hydrogen atom or a methyl group, and is preferably a hydrogen atom.
- R 8 is a hydrogen atom
- the polymerization reaction for obtaining a crosslinkable vinyl polymer proceeds rapidly, and the yield of the polymerization reaction is also good. This indicates the location of the site involved in the polymerization reaction. This is thought to be due to reduced physical disability.
- an unsaturated dicarboxylic acid and an anhydride of an unsaturated dicarboxylic acid can be used in addition to the monomer represented by the formula (3).
- the unsaturated dicarboxylic acid include maleic acid and fumaric acid.
- Examples of the unsaturated dicarboxylic acid anhydride include maleic anhydride.
- a monomer represented by the formula (3) is preferable.
- the cross-linked resin of the present invention is formed by applying a cross-linking component and a curing agent to the surface of a substrate, drying and reacting.
- the reaction includes radical polymerization, ionic polymerization, polycondensation reaction, polyaddition reaction and the like as long as the reaction can form a crosslinked resin having a three-dimensional network structure.
- polyepoxides when used as the crosslinkable component, it is preferable to use ionic polymerization or polyaddition reaction.
- a curing agent suitable for each reaction a strong crosslinked resin layer can be formed on the surface of the substrate.
- the curing agent preferably used in the present invention is any of the following.
- Curing agent (A) A compound having two or more reactive groups capable of reacting with the crosslinkable group of the crosslinkable component and reacting with the crosslinkable component to form a crosslinked resin having a three-dimensional network structure.
- the reactive group of the curing agent (A) is selected from reactive groups capable of reacting with it according to the type of the crosslinking group of the crosslinking component combined with the curing agent (A).
- the reactive group include a bur group, an epoxy group, a styryl group, an allyloyloxy group, a methacryloyloxy group, an amino group, a ureido group, a chloropropyl group, a mercapto group, a sulfide group, an isocyanate group, a hydroxyl group, A carboxy group, an acid anhydride group, etc. are mentioned.
- the crosslinkable group of the crosslinkable component is a carboxy group
- an epoxy group in which an epoxy group or an amino group is preferred is particularly preferred.
- an epoxy group or an isocyanate group is preferable.
- the crosslinkable group is an epoxy group, a carboxy group, an amino group, an acid anhydride group and a hydroxyl group are preferred.
- the number of reactive groups possessed by one molecule of the curing agent (A) is 1.5 or more on average, 2 to 8 is preferable. When the number of reactive groups is within the above range, a water-absorbing crosslinked resin having an excellent balance between antifogging properties and wear resistance can be obtained.
- Two or more curing agents (A) can be used in combination.
- the second curing agent (A) can be used in combination with the main curing agent (A).
- This second curing agent (A) may be a reactive group that reacts with the crosslinkable group of the crosslinkable component (may be the same reactive group as the main curing agent (A) or a different reactive group). ), It may be a compound having a reactive group that reacts with the reactive group of the main curing agent (A).
- the second curing agent (A) that reacts with the main curing agent (A) binds to the crosslinkable component via the main curing agent (A).
- the second curing agent (A) further having a hydroxyl group or the second curing agent having an acid anhydride group.
- the formation of the crosslinked resin is promoted.
- the second curing agent (A) having an amino group or the second curing agent having an acid anhydride group. In combination with the curing agent (A), the formation of a crosslinked resin is promoted.
- the reaction between the crosslinkable rosin contained in the antifogging agent composition and the curing agent (A) is promoted, and the crosslinking density of the crosslinked resin is increased. Therefore, it is preferable because durability of the crosslinked resin such as wear resistance and water resistance can be improved.
- the second curing agent (A) can function as a component that adjusts the physical properties of the crosslinked resin rather than the function of crosslinking the crosslinkable component.
- the water absorption of the crosslinked resin can be increased by the second curing agent (A).
- the main curing agent (A) also affects the function of the crosslinked resin, and there is no essential distinction from the second curing agent (A) in that respect.
- the curing agent (A) in the present invention includes a polyamine compound and a polycarboxylic acid compound.
- curing agents (A) are selected according to the crosslinkable group of the crosslinkable component.
- a polyamine compound is preferable among the above compounds.
- Polyamine compounds It is also preferable to use a polyol compound, polycarboxylic acid anhydride or the like as the second curing agent (A) together with the product.
- a polyepoxy compound is particularly preferable. It is also preferable to use a polyamine, polycarboxylic acid anhydride, or the like as the second curing agent (A) together with the polyepoxy compound.
- the polyamine compound is preferably an aliphatic polyamine compound or an alicyclic polyamine compound. Specifically, ethylenediamine, triethylenetetramine, tetraethylenepentamine, hexamethylenediamine, isophoronediamine, mensendiamine, metaphenylenediamine, polyoxypropylene polyamine, polyoxyglycol polyamine, 3, 9-bis (3 (Aminopropyl) 1, 2, 8, 8, 10-tetraoxaspiro (5, 5) undecane is preferred.
- polycarboxylic acid compound oxalic acid, malonic acid, succinic acid, malic acid, succinic acid, methyltetrahydrophthalic anhydride, hexahydrophthalic anhydride, 4-methylhexahydryl oral phthalic anhydride and the like are preferable. ,.
- polyhydric alcohol ethylene oxide adduct polyhydric alcohol propylene oxide adduct, polyester polyol, etc. are preferable.
- Preferred polyisocyanate compounds are hexamethylene diisocyanate, isophorone diisocyanate, etc.!
- the polyepoxy compound is preferably an aliphatic polyglycidyl compound. Specifically, ethylene glycol diglycidyl ether, polyethylene glycol polyglycidyl ether, propylene glycol diglycidyl ether, polypropylene glycol polyglycidyl ether, neopentyl glycol diglycidyl ether, glycerol polyglycidyl ether, diglycerol polyglycidyl ether, polyglycerol And polyglycidyl ether, trimethylolpropane polyglycidyl ether, sorbitol polyglycidyl ether, pentaerythritol polyglycidyl ether, N, N, ⁇ ', ⁇ , tetraglycidyl m-xylylenediamine.
- glycerol polyglycidyl ether polydaricerol polyglycidyl ether, sorbitol polyglycidyl ether, etc. are obtained because a crosslinked resin with particularly good antifogging performance can be obtained.
- a polyglycidyl ether of an aliphatic polyol having a hydroxyl group is preferred.
- the combination of the cross-linking agent and the second cross-linking agent can be appropriately selected depending on the purpose of using the second cross-linking agent, the type of cross-linkable resin and the cross-linking agent, and the like.
- the second crosslinking agent when used for the purpose of accelerating the formation of a crosslinked resin and the crosslinking resin having a carboxy group and the crosslinking agent having an epoxy group are used in combination, it has an amino group. It is preferable to use a second crosslinking agent or a second crosslinking agent having an acid anhydride group in combination.
- the second crosslinking agent having an amino group is particularly preferably an alicyclic polyamine compound in which at least one selected from the group power of an aliphatic polyamine compound and an alicyclic polyamine compound is preferred. .
- isophorone diamine is preferable. This combination is preferable because formation of a crosslinked resin is promoted and wear resistance and water wiping resistance are improved.
- the ratio of the curing agent (A) to the crosslinkable component is suitably a ratio in which the number of crosslinkable groups and reactive groups is approximately equal, and the equivalent ratio of reactive groups to the crosslinkable group is 0.8. About 1.2 is preferred. However, if there is a second curing agent (A) or any other reactive compound (for example, a silane coupling agent having an amino group) that coexists in this crosslinking reaction system, these will react with each other.
- the equivalent ratio of reactive groups to be used is suitably about 0.8 to 1.2. Further, the ratio of the reactive group to the other reactive group may be larger as long as it is a crosslinkable group or a reactive group that can remain in the crosslinked resin.
- the second curing agent (A) is a compound having a reactive group that reacts with the reactive group of the main curing agent (A)
- the second curing agent (A) with respect to the main curing agent (A) Is preferably such that the number of reactive groups of the reactive group Z second curing agent (A) of the main curing agent (A) is 5 to 1Z5.
- the second curing agent (A) can be used for adjusting the physical properties of the crosslinked resin in addition to the function of crosslinking the crosslinking component.
- a hydrophilic bond in which an amino group and an acid anhydride group are reacted can be provided to the crosslinked resin.
- an amine that reacts with an epoxy compound as a curing agent a hydrophilic bond formed by a reaction between an epoxy group and an amino group is crosslinked. Can be brought to the fat. In this case, the function is exhibited even when only one reactive group of the second curing agent (A) is reacted.
- a compound having one reactive group capable of binding to the crosslinkable component or the curing agent (A) may be used as long as it exhibits the function of adjusting the physical properties of the crosslinked resin! /.
- a compound having one reactive group does not have a crosslinking function and is a compound.
- a reactive compound having no crosslinking function used for the purpose of adjusting the function of such a crosslinked resin is referred to as a modifier.
- the amount is preferably equal to or less than the mass of the curing agent (A), and preferably 0.01 to 0.5 times the mass.
- the modifier include monoamines, monoisocyanates, monocarboxylic acids, monohydroxy compounds, and monoepoxy compounds.
- the curing agent (B) is a substance that accelerates the crosslinking reaction of the crosslinkable component, and a compound generally known as a polymerization catalyst can be used.
- a compound generally known as a polymerization catalyst examples thereof include dicyandiamides, organic acid dihydrazides, tris (dimethylaminomethyl) phenols, dimethylbenzylamines, phosphines, imidazoles, allyldiazoum salts, allylsulfoum salts, and the like. Of these, tris (dimethylaminomethyl) phenols, phosphines, and aryl chlorides are preferred.
- the amount of the curing agent (B) varies depending on the type of the crosslinkable component.
- the amount is preferably 2 to 20% by mass with respect to the polyepoxides. 5 to 15% by mass is particularly preferable. If the amount of the curing agent (B) is less than 2% by mass, the reaction does not proceed sufficiently, and sufficient water absorption performance and durability may not be realized. Further, since the residue of the curing agent (B) remains in the obtained crosslinked resin, a large amount may cause appearance problems such as yellowing of the crosslinked resin. When the amount of the curing agent (B) is in the above range, good antifogging performance and durability can be exhibited without causing appearance problems such as yellowing.
- the solvent is not particularly limited as long as it is a solvent having good solubility of components such as a crosslinkable component and a curing agent, and is inert to these components.
- Specific examples include alcohols, acetate esters, ethers, ketones, water and the like.
- a protic solvent used as the solvent.
- a protic solvent that can be used is ethanol isopropyl alcohol.
- the other solvent is preferably at least one selected from the group consisting of methyl ethyl ketone, n-butyl acetate, propylene carbonate and diethylene glycol dimethyl ether.
- the solvent may be used alone or in combination of two or more.
- components such as a crosslinkable component and a curing agent may be used as a mixture with a solvent.
- the solvent contained in the mixture may be used as a solvent in the coating composition, or another solvent may be added to form a coating composition.
- the adhesion between the substrate surface and the crosslinked resin can be improved by allowing the coupling agent to coexist.
- the adhesion between the substrate surface and the cross-linked resin can be similarly improved by preliminarily treating the substrate surface with a coupling agent (a surface treatment coupling agent) as described above. it can. It is not essential to add a coupling agent to the coating composition containing a crosslinking component and a curing agent for forming a crosslinked resin. However, even when a substrate treated with a coupling agent for surface treatment is used, the coupling agent is present in the coating composition containing the crosslinkable component and the hardener.
- the coupling agent has a crosslinkable component or a reactive group with the curing agent, it is used to adjust the function of the crosslinked resin in addition to improving the adhesion between the crosslinked resin and the substrate. You can also do it.
- the coupling agent blended in the coating composition is simply referred to as a coupling agent.
- the coupling agent is preferably an organometallic coupling agent or a polyfunctional organic compound.
- organometallic coupling agents examples include silane coupling agents, titanium coupling agents, aluminum coupling agents, and the like, with silane coupling agents being preferred. These coupling agents preferably have a crosslinkable group of the crosslinkable component, a reactive group of the curing agent, and a reactive group capable of reacting with the reactive group on the substrate surface.
- the adhesive agent is preferably a compound having one or more bonds (preferably one or two) between metal atoms and carbon atoms.
- a silane coupling agent for example, three hydrolyzable groups and one monovalent organic group (however, the terminal bonded to the silicon atom is a carbon atom) are bonded to the key atom.
- a compound in which two hydrolyzable groups and two monovalent organic groups (however, a group having a carbon atom at the end bonded to the carbon atom) is preferable is bonded to the carbon atom.
- the monovalent organic group may be a hydrocarbon group such as an alkyl group or a group having a functional group. At least one functional group (containing an epoxy group) may be used.
- silane coupling agent examples include 2- (3,4-epoxycyclohexyl) ethyltrimethylsilane, 3-glycidoxypropyltrimethoxysilane, 3-glycidoxypropyltriethoxysilane, and 3-glycidoxy.
- Propinole methinolegetoxysilane 3-methacryloxypropylmethyldimethoxysilane, 3-methacryloxypropyltrimethoxysilane, 3-atarioxyxypropyltrimethoxysilane, 3-isocyanatopropyltrimethoxysilane, N- ( 2-aminoethyl) 3-aminopropylmethyldimethoxysilane, N- (2-aminoethyl) -3-aminopropyltrimethoxysilane, 3-aminopropyltrimethoxysilane, 3-amino
- Examples include 3-ureidopropyltriethoxysilane and 3-mercaptopropyltrimethoxysilane.
- the polyfunctional organic compound means an organic compound having two or more functional groups, and is crosslinked. It has at least two reactive groups capable of reacting with the crosslinkable group of the active component, the reactive group of the curing agent, and the reactive group of the substrate surface.
- the reactive group include a bur group, an epoxy group, a styryl group, an allyloyloxy group, a methacryloyloxy group, an amino group, a ureido group, a chloropropyl group, a mercapto group, a sulfide group, an isocyanate group, and a hydroxyl group.
- the reactive group of the coupling agent is an isocyanate group, an epoxy group, an isocyanate group, an amino group, an acid anhydride group, an epoxy group, or a hydroxyl group.
- Particularly preferred is at least one selected from the group forces.
- Specific examples of the polyfunctional organic compound include polyisocyanate and polyepoxide.
- the coupling agent is a polyfunctional organic compound
- the substance is not distinguished from the curing agent (A).
- the role of the coupling agent is different from that of the curing agent (A). That is, the coupling agent serves to improve the adhesion between the substrate and the crosslinked resin, and the curing agent (A) serves to react with the crosslinking component to form a crosslinked resin.
- the lower limit of the amount of the coupling agent used in the coating composition containing the crosslinkable component and the curing agent is not limited because it is not an essential component.
- the ratio of the coupling agent to the total of the crosslinkable component, the curing agent and the coupling agent is preferably 0.1% by mass or more, and 0.5% by mass. The above is more preferable.
- the upper limit of the amount of coupling agent used is limited by the physical properties and functions of the coupling agent.
- the ratio of the coupling agent to the total of the crosslinking component, the curing agent and the coupling agent is preferably 10% by mass or less, and more preferably 5% by mass or less.
- a relatively large amount of coupling agent may be used when adjusting physical properties such as water absorption of the cross-linked resin with a coupling agent or with a curing agent and a coupling agent.
- the ratio of the coupling agent to the total of the crosslinkable component, the curing agent and the coupling agent is preferably 15% by mass or less, more preferably 10% by mass or less.
- the crosslinked resin layer is formed using a liquid composition containing a crosslinking component, a curing agent, a solvent, and a coupling agent, they can be appropriately selected and used.
- a crosslinking component a curing agent, a solvent, and a coupling agent
- they can be appropriately selected and used.
- the following combinations (the description of the solvent is omitted) can be adopted.
- drying means that the solvent in the liquid composition applied to the substrate is volatilized and removed.
- the drying conditions are appropriately set according to the type of solvent contained in the liquid composition, the thickness of the coating film, and the like.
- the substrate coated with the liquid composition is 20 to: LOO ° C for 1 minute to 20 It can be carried out by holding the time (preferably 1 minute to 1 hour).
- reaction means that a crosslinked resin is formed by a crosslinking reaction of a crosslinking component contained in the composition. At this time, it may be accompanied by a bond formation reaction with the substrate surface. Since the durability of the antifogging article is improved, it is preferably accompanied by a bond formation reaction with the substrate surface.
- the “reaction” can be carried out, for example, by holding the dried substrate at 80 to 200 ° C. for 1 minute to 1 hour. It can also be carried out by irradiating with ultraviolet rays or visible rays using a metal halide lamp, a high-pressure mercury lamp, a halogen lamp or the like. In this case, the integrated light quantity is preferably 10 to 1000 mj / cm 2 .
- drying and “reaction” may be continued under the same conditions as long as the progress of the crosslinking reaction is not hindered.
- composition may be applied to the substrate surface by spin coating, dip coating, spray coating. Spray coat, flow coat, and die coat are preferred.
- the thickness of the composition layer obtained by applying the liquid composition to the substrate surface is preferably 10 to 50 ⁇ m, and the thickness after drying is preferably 5 to 40 m.
- the thickness of the crosslinked resin layer obtained after the reaction is preferably 5 to 30 m, particularly preferably 10 to 30 m.
- the liquid composition has a top surface (a surface in contact with molten tin) and a bottom surface (a surface in contact with molten tin). It is preferable to apply to the bottom surface, which may be applied to the bottom surface. Forming an anti-fogging film on the bottom surface has the advantage of better wear resistance.
- the antifogging article of the present invention is used in such a manner that the crosslinked resin layer is located on the inside of the vehicle or on the inside of the vehicle. Therefore, dirt may adhere to the surface of the antifogging article due to contact with a person or an object. For example, in a vehicle such as an automobile, dirt such as sebum may adhere to the surface of the crosslinked resin layer when the occupant contacts the antifogging article. In this case, the surface of the anti-fogging article can be kept clean by wiping with a dry cloth. In addition, when a passenger eats in the car, beverages such as coffee and juice may spill and adhere to the surface of anti-fogging products.
- the anti-fogging article of the present invention uses a water-absorbing cross-linked resin, and when a water-soluble liquid containing a pigment such as coffee or juice adheres to the surface, it absorbs the pigment simultaneously with moisture, If the dye remains in the cross-linked rosin layer, it may stain and impair the appearance.
- a hydrophobic layer is formed on the surface of the crosslinked resin layer, (ii) a hydrophobic material is mixed with the coating composition for obtaining the crosslinked resin layer, By forming a crosslinked resin using the composition, it is possible to improve resistance to colored stains without impairing the antifogging performance.
- a key compound having both a hydrophobic group and a hydrolyzable group can be used. Specifically, a compound represented by the following formula (4) and a partially hydrolyzed condensate thereof are preferable.
- m represents an integer of 1 to 10
- n represents an integer of 2 to 4
- X 1 represents a halogen atom, an isocyanate group or an alkoxy group.
- the following compounds are preferable.
- These compounds can be used in combination with a key compound such as tetraisocyanate silane having no hydrophobic group, as long as the performance of preventing colored stains is not affected.
- a key compound containing no fluorine atom such as CH 2 Si (NCO) can be used.
- the layer of hydrophobic material can be formed by applying a solution containing the above-described silicon compound to the surface of the crosslinked resin layer and drying it. Moreover, you may heat to 200-300 degreeC as needed.
- the thickness of the hydrophobic material layer is preferably 10 to 300 nm.
- the hydrophobic material in the method (ii) is preferably a compound represented by the following formula (5).
- R 11 an alkyl group having 1 to 4 carbon atoms
- R 12 a hydrogen atom or an alkyl group having 1 to 4 carbon atoms
- p and q are each independently an integer of 1 or more, and the total number of p and q is equal to the valence of the metal atom M.
- R 11 is preferably a methyl group, an ethyl group, an n-propyl group, or an n-butyl group.
- R 12 is an alkyl group having 1 to 4 carbon atoms, a methyl group, an ethyl group, an n-propyl group, an isopropyl group, or an n-butyl group is preferable.
- R 12 is preferably a methyl group or an ethyl group.
- Examples of M include a key atom, a titanium atom, a zirconium atom, and an aluminum atom, and a key atom is preferable.
- Examples of the compound represented by the formula (2) include methyltrimethoxysilane, methyltriethoxysilane, methyltriisopropoxysilane, methyltributoxysilane, ethyltrimethoxysilane, ethyltriethoxysilane, Tiltlyisopropoxysilane, Ettilriboxysilane, Dimethinoresimethoxysilane, Dimethinoresoxyoxysilane, Dimethinoresioxyisopropoxysilane, Dimethinoresibutoxysilane, Getinoresimethoxymethoxysilane, Getinolegetoxysilane, Getinoresioxyisopropoxysilane, Getinoresibutoxysilane, And trimethylmethoxysilane.
- at least one kind selected from methyltrimethoxysilane, dimethyldimethoxysilane, and trimethylmethoxysilane group power is preferable.
- the compound represented by the formula (2) may be used alone or in combination of two or more.
- the method (ii) is a particularly effective method when polyepoxides are used as the crosslinkable component.
- the hydrophobic material is preferably added to the coating composition in an amount of 0.2 to 10 mol% based on the number of epoxy groups.
- the anti-fogging article of the present invention is excellent in acid resistance and alkali resistance, so even if it comes into contact with an alkaline component such as a detergent or an acidic component contained in a beverage that a passenger eats in the vehicle. Shows sufficient durability.
- the water-absorbing crosslinked resin in the antifogging article expands when absorbing moisture and contracts when releasing moisture. Furthermore, they are exposed to high temperatures in summer and low temperatures in winter. As a result, stress is generated in the cross-linked resin layer, the adhesion between the cross-linked resin and the substrate is lowered, and the cross-linked resin may be peeled off.
- the adhesiveness between the crosslinked resin and the substrate is originally sufficiently good. However, when it is desired to improve the adhesiveness, it is preferable to provide a thin film on the substrate surface as described above. .
- the thin film is preferably an organic group-containing metal oxide thin film.
- the organic group-containing metal oxide thin film can be formed by treating the surface of the substrate with an organometallic coupling agent.
- organometallic coupling agent a silane coupling agent, a titanium coupling agent, an aluminum coupling agent, or the like can be used, and a silane coupling agent is preferable.
- silane coupling agent a silane coupling agent having a vinyl group, a silane coupling agent having an epoxy group, a silane coupling agent having a methacryloyloxy group, a silane coupling agent having an acryloyloxy group, Examples thereof include a silane coupling agent having an amino group, and a silane coupling agent having an allyloyloxy group is preferable.
- the thickness of the organic group-containing metal oxide thin film is preferably 5 to 50 nm, particularly preferably 20 to 40 nm.
- the present invention also provides an antifogging agent composition for obtaining an antifogging article that satisfies the conditions of the saturated water absorption, glass transition point, and water contact angle.
- the antifogging agent composition includes (I) a polyepoxide, a curing agent, and a solvent, characterized by comprising an antifogging agent composition; (ii) an unsaturated carboxylic ester having a cationic group A crosslinkable vinyl polymer comprising a monomer unit (U1) of a monomer, a monomer unit (U2) of an unsaturated carboxylic acid ester monomer having a hydrocarbon group, and a monomer unit (U 3) of an unsaturated carboxylic acid monomer;
- An antifogging agent composition comprising a crosslinking agent and a solvent is preferred.
- Examples of the polyepoxides, the curing agent, and the solvent contained in the antifogging agent composition (I) include the same as those described above, and the preferred embodiments are also the same.
- the content of polyepoxides varies depending on the type of curing agent.
- the polyepoxide is preferably contained in an amount of 40 to 80% by mass based on the total of the polyepoxide, the curing agent (A), and the coupling agent. 70% by weight is particularly preferred.
- the curing agent (B) is used as the curing agent, the polyepoxide is preferably contained in an amount of 60 to 95% by mass based on the total of the polyepoxide, the curing agent (B), and the coupling agent. 70 to 90% by mass is particularly preferred.
- the amount of curing agent depends on its type, but curing agent (A) is a crosslinkable component, curing agent (A), And 20 to 30% by mass, preferably 10 to 40% by mass, based on the total of coupling agents.
- the curing agent (B) is preferably contained in an amount of 1 to LO mass% based on the total of the crosslinkable component, the curing agent (B), and the coupling agent. 3 to LO mass% is particularly preferable. .
- the amount of the solvent is preferably 1 to 5 times the total amount of the polyepoxides, the curing agent, and the coupling agent, and 2 to 5 times the amount is particularly preferable.
- the crosslinkable bull polymer contained in the antifogging agent composition of (ii), the monomer units (Ul), (U2), (U3) contained in the polymer, a curing agent (main curing agent, second curing agent, Examples of the curing agent) and the solvent include the same ones as described above, and preferred embodiments are also the same.
- the proportion of the components contained in the antifogging agent composition (II) depends on the molecular weight of each component, but in general, the following proportions are preferred.
- Crosslinkable vinyl polymers, crosslinkable Bulle polymer, curing agent, and the total of the coupling agent is preferably contained 2 to 20 mole 0/0.
- the curing agent is preferably contained in an amount of 10 to 90 mol% based on the total of the crosslinkable vinyl polymer, the curing agent, and the coupling agent.
- the coupling agent is preferably contained in an amount of 10 to 90 mol% based on the total amount of the crosslinkable bull polymer, the curing agent, and the coupling agent.
- the crosslinkable vinyl polymer is preferably contained in an amount of 20 to 60% by mass, particularly preferably 30 to 50% by mass, based on the total of the crosslinkable bulle polymer, the curing agent, and the coupling agent.
- the curing agent is preferably contained in an amount of 40 to 80% by mass, particularly preferably 40 to 60% by mass, based on the total of the crosslinkable bulle polymer, the curing agent and the coupling agent.
- the coupling agent is contained in an amount of 5 to 40% by mass, preferably 5 to 20% by mass, based on the total of the crosslinkable beal polymer, the curing agent, and the coupling agent.
- the amount of the solvent is preferably 0.5 to 9 times the total amount of the crosslinkable bulle polymer, the curing agent, and the coupling, and 2 to 5 times the amount is particularly preferable.
- the antifogging agent composition of the present invention contains a silane coupling agent as described above.
- a silane coupling agent By adding a silane coupling agent, it is possible to enhance the adhesion between the substrate surface and a water-absorbing crosslinked resin having antifogging performance, which is formed using the composition.
- Syrah As the silane coupling agent, the same silane coupling agent as described above can be used, and the embodiment is also the same.
- the amount of the silane coupling agent is preferably 0.1 to 10% by mass, particularly preferably 0.5 to 5% by mass, based on the total of the crosslinkable component, the curing agent, and the coupling agent. .
- a relatively large amount of coupling agent may be used.
- the ratio of the coupling agent to the total of the crosslinkable component, the curing agent and the coupling agent is preferably 15% by mass or less, more preferably 10% by mass or less.
- the antifogging composition of the present invention preferably further contains a modifier.
- a modifier By including a modifier, the cross-linked resin can be given functions and properties that cannot be imparted by the cross-linkable resin hardener alone, or the cross-linked resin functions and properties that are not sufficient with the cross-linkable resin hardener alone. Can be improved.
- the modifier is appropriately selected depending on components such as a cross-linkable resin hardener.
- the modifier added to the anti-fogging agent composition of the present invention includes monoamines and monocarboxylic acids when the crosslinkable rosin is a rosin having a strong loxy group and the curing agent is a crosslinking agent having an epoxy group. Is preferred.
- the antifogging composition of the present invention preferably further contains a filler.
- a filler By including the filler, the mechanical strength and heat resistance of the crosslinked resin formed using the composition can be increased, and the curing shrinkage of the resin during the crosslinking reaction can be reduced.
- the filler is preferably a filler made of a metal oxide. Examples of metal oxides include silica, alumina, titania, zircoyu and the like, and silica is preferred. Examples of such a filler include Snowtex IPA-ST (manufactured by Nissan Chemical Industries).
- a filler made of ITO Indium Tin Oxide
- ITO Indium Tin Oxide
- heat ray absorptivity can be imparted to the crosslinked resin. Therefore, when using a filler that also has ITO power, anti-fogging effect due to heat ray absorption can be expected in addition to water absorption.
- the filler is preferably in the form of particles, and the average primary particle size is 0.01 to 0.3 ⁇ m. And preferably 0.1 to 0.1 ⁇ m.
- the filler content is preferably 1 to 20% by mass with respect to the total amount of the polyepoxides and the curing agent, and 1 to LO mass% is particularly preferable. If it is less than 1% by mass, the effect of reducing the curing shrinkage of the crosslinked resin is reduced, and if it is more than 20% by mass, sufficient space for water absorption cannot be secured and the antifogging performance tends to be lowered.
- the thickness of the coating film may become non-uniform due to the wettability of the antifogging agent composition.
- a leveling agent to the antifogging agent composition.
- the leveling agent include a silicone leveling agent, a fluorine leveling agent, and a surfactant, and a silicone leveling agent is preferable.
- silicone leveling agent examples include amino-modified silicone, carbo-modified silicone, epoxy-modified silicone, polyether-modified silicone, and alkoxy-modified silicone.
- at least one kind selected from a group force that can be an amino-modified silicone, an epoxy-modified silicone, and a polyether-modified silicone is preferable.
- a silicone-based level having an oxyalkylene chain such as an oxyethylene chain or an oxypropylene chain can be imparted with hydrophilicity to the antifogging agent composition and the antifogging performance can be improved. Ring agents are also preferred.
- the silicone leveling agent is added in an amount of 0.02 to 1% by mass with respect to the antifogging agent composition, the wettability can be improved and the thickness of the coating film can be made uniform. If the amount of the silicone leveling agent added is too large, the coating film may become cloudy. Therefore, 0.02 to 0.30% by mass is preferable, and 0.02 to 0.10% by mass is particularly preferable. It is preferable.
- the surfactant may be any of a nonionic surfactant, a cationic surfactant, a betaine surfactant, and a cation surfactant. If these surfactants are surfactants having an oxyalkylene chain such as an oxyethylene chain or an oxypropylene chain, hydrophilicity can be imparted to the antifogging agent composition and the antifogging performance can be improved.
- the water absorption amount of the antifogging article exceeds the limit amount of the cross-linked resin, depending on the application, it is better to form a water film than to become cloudy (used in a vanity Place to do There is also.
- a surfactant used for this purpose preferably has a reactive group. By having the reactive group, the surfactant becomes a part of the structure of the crosslinked resin, and the effect becomes higher.
- the crosslinked resin has a glass transition point of 50 ° C or higher and a saturated water absorption of 45 mg Zcm 3 or higher, a water contact angle on the surface of the crosslinked resin of 30 ° C or higher and a saturated water absorption of When it is 45 mgZcm 3 or more, it has good antifogging performance and excellent durability.
- the antifogging article of the present invention is a crosslinked resin obtained by a reaction between a polyepoxide and a curing agent, and a monomer unit of an unsaturated carboxylic acid ester monomer having a cationic group.
- (U1) by reacting a crosslinkable bull polymer containing a monomer unit (U2) of an unsaturated carboxylic acid ester monomer having a hydrocarbon group and a monomer unit (U3) of an unsaturated carboxylic acid monomer with a curing agent.
- the crosslinkable resin constituting the antifogging article of the present invention satisfies the conditions of the saturated water absorption, glass transition point and water contact angle, and the polyepoxides are crosslinkable bullets.
- the crosslinked resin is obtained by the reaction between the polymer and the curing agent, the antifogging performance is further improved and the durability can be further improved.
- antifogging article of the present invention examples include window glass for transport equipment (automobiles, railroads, ships, airplanes, etc.), refrigerated showcases, mirrors for vanity tables, bathroom mirrors, optical equipment, and the like.
- the anti-fogging agent composition of the present invention has good anti-fogging performance and is excellent in durability, and thus is useful for obtaining the anti-fogging article.
- the thickness difference was measured using a stylus type surface shape measuring instrument (trade name: DEKTAK3030 manufactured by ULVAC). .
- the antifogging article is allowed to stand for 1 hour in an environment of room temperature and 50% relative humidity, and then the surface of the water-absorbing bridge resin layer is exposed to 40 ° C warm water vapor on the surface of the crosslinked resin layer.
- the moisture content (A) of the entire antifogging article is measured using a trace moisture meter.
- the moisture content (B) of the substrate itself on which the water-absorbing crosslinked resin layer is not formed was measured in the same procedure, and the moisture content (B) was calculated from the moisture content (A) by the bow IV value (in the present invention).
- the value obtained by dividing the amount of water absorption by the volume of the cross-linked resin was defined as the saturated water absorption amount.
- the amount of water was measured by a micro moisture meter (manufactured by Kett Science Laboratory, product number: FM-300). The test sample was heated at 120 ° C, and the moisture released from the sample force was adsorbed on the molecular sieves in the trace moisture meter, and the change in the molecular sieve weight was taken as the moisture content. The end point of the measurement was when the amount of change in weight per minute became 0.02 mg or less. Saturated water absorption was evaluated using an anti-fogging article prepared using a glass substrate with a size of 3.3 cm x 10 cm x 2 mm (with a water-absorbing crosslinked resin layer coating area of 33 cm 2 ). did.
- Example 9 to 14 the antifogging article is left for 1 hour in an environment of room temperature and 50% relative humidity. After that, the water contact angle immediately after dropping 1 IX L of water droplets on the surface of the crosslinked resin layer was measured. In Examples 18 to 25, after leaving the antifogging article in an environment of room temperature and 50% relative humidity for 1 hour, 1 IX L of water droplets were dropped on the surface of the crosslinked resin layer, and the water after 2 minutes had passed. The contact angle was measured.
- the surface of the crosslinkable resin layer of an antifogging article that has been allowed to stand for 1 hour in an environment of room temperature and 50% relative humidity is placed on a hot water bath at 40 ° C to prevent fogging until cloudiness or distortion due to water film is observed. Time (minutes) was measured. In addition, the usual glass produced cloudiness in 0.01 to 0.08 minutes.
- A: ⁇ was 10% or less.
- ⁇ was more than 10% and less than 20%.
- X At least one of ⁇ was more than 20% or the crosslinked resin layer was peeled off.
- the anti-fogging article was left in a constant temperature water bath at 40 ° C for 150 hours and then evaluated based on the following evaluation criteria.
- ⁇ The anti-fogging time during which the appearance did not change was 1 minute or more and less than 2 minutes.
- At least one of the force that changes the appearance and / or the anti-fogging time is less than 1 minute occurred.
- Antifogging articles were held in boiling water for 2 hours and then evaluated based on the following evaluation criteria.
- ⁇ The anti-fogging time during which the appearance did not change was 1 minute or more and less than 2 minutes.
- At least one of the force that changes the appearance and / or the anti-fogging time is less than 1 minute occurred.
- the antifogging article was held in a constant temperature and humidity chamber at 90 ° C. and 90% relative humidity for 500 hours, and then evaluated based on the following evaluation criteria.
- ⁇ The anti-fogging time during which the appearance did not change was 1 minute or more and less than 2 minutes.
- ⁇ At least one of the appearance change and the anti-fogging time was less than 1 minute occurred.
- the surface of the cross-linked resin of the anti-fogging article was evaluated based on the following evaluation criteria after 5000 round trips with a certain load using a flannel cloth (cotton No. 300) containing water (lmL).
- the load was Italy! Jl ⁇ 6, 9 ⁇ 14! / ⁇ and 5.00N / 4cm 2 and Italy [Jl8 ⁇ 25! / ⁇ was 4.90N / 4cm.
- ⁇ The anti-fogging time during which the appearance did not change was 1 minute or more and less than 2 minutes.
- ⁇ At least one of the force that changes the appearance and / or the anti-fogging time is less than 1 minute was observed.
- a Eab 15 or more 11-2. In Examples 15 to 17, the evaluation method shown below was used.
- N- (2 aminoethyl) -3 aminominomethyldimethoxysilane manufactured by Shin-Etsu Chemical Co., Ltd., product number: KBM602
- the average number of epoxy functional groups of Denacol EX-314 is 2.3.
- Anti-fogging agent composition 1 was applied by spin coating to a clean glass substrate (100mm x 100mm x 2mm) that had been polished and washed with cerium oxide and dried, and baked at 100 ° C for 1 hour. An antifogging article 1 having a 20 m layer of crosslinked rosin 1 was obtained.
- the obtained antifogging article 1 was evaluated for the above items. The results are shown in Table 1.
- the glass transition point of the crosslinked resin 1 was 99 ° C., and the saturated water absorption of the antifogging article 1 was 130.3 gZcm 3 .
- the anti-fogging article 1 had excellent anti-fogging performance, abrasion resistance, water resistance, heat resistance, moisture resistance and water wiping resistance.
- the antifogging article 2 was evaluated in the same manner as in Example 1. The results are shown in Table 1.
- the glass transition point of the crosslinked resin 2 was 95 ° C., and the saturated water absorption of the antifogging article 2 was 127.3 mgZcm 3 . Further, the antifogging article 2 had excellent antifogging performance, abrasion resistance, water resistance, heat resistance, moisture resistance and water wiping resistance.
- N- (2-aminoethyl) -3-aminopropylmethyldimethyoxysilane (1.5 g) of the antifogging agent composition 1 of Example 1, and clean and dry the surface with cerium oxide.
- An antifogging article 3 is obtained in the same manner as in Example 1 except that the clean glass substrate is changed to an oxygen plasma-treated polyethylene terephthalate film (thickness 3 mm).
- the glass transition temperature of the 15 m thick crosslinked resin formed on the antifogging article 3 is 80 ° C or higher, and the saturated water absorption of the antifogging article 3 is 60.6 mgZcm 3 or higher.
- Antifogging article 3 has excellent antifogging performance and abrasion resistance, water resistance, heat resistance, moisture resistance and water wiping resistance.
- antifoggant composition 1 of Example 1 except for the antifoggant composition 1 of Example 1 except that isophorone diamine (1.15 g) is 2-methylimidazole (manufactured by Shikoku Kasei Co., Ltd., product number: 2MZ) (0.16 g). Similarly, antifogging product 4 is obtained.
- the glass transition temperature of the crosslinked resin having a film thickness of 22 ⁇ m formed on the antifogging article 4 is 77 ° C., and the saturated water absorption of the antifogging article 4 is 75.8 mgZcm 3 .
- glycerol polyglycidyl ether manufactured by Nagase ChemteX, trade name: Denacol EX-314) (4.5 g), Ade force optomer (cationic light) Polymerization initiator, manufactured by Asahi Denka Kogyo Co., Ltd., product number: SP-152) (0. 96g), 3-glycidoxypropyltrimethoxysilane (manufactured by Shin-Etsu Chemical Co., Ltd., product number: K BM403) (3g) And stirred at 25 ° C. for 10 minutes to obtain an antifogging agent composition 5.
- the coating liquid B was applied onto a clean glass substrate that had been polished and washed by spin coating, and baked at 100 ° C. for 5 minutes to prepare an undercoat with a film thickness of lOnm. Subsequently, after the antifogging agent composition 5 was applied onto the undercoat by spin coating, a metal nitride lamp was used V and ultraviolet rays (wavelength 200 to 500 nm) were irradiated. Cumulative amount of light was 500miZcm 2. Further, it was fired at 100 ° C. for 1 hour to obtain an antifogging article 5 having a crosslinked resin layer having a thickness of 13 m.
- the glass transition point of the crosslinked resin formed in the antifogging article 5 was 89 ° C., and the saturated water absorption of the antifogging article 5 was 151.5 mgZcm 3 . Further, when an evaluation test was conducted, it had excellent anti-fogging performance, abrasion resistance, water resistance, heat resistance, moisture resistance and water wiping resistance.
- the glass transition point of the crosslinked resin formed in the antifogging article 6 was 108 ° C., and the saturated water absorption of the antifogging article 6 was 51.5 mgZcm 3 . It had excellent anti-fogging performance and abrasion resistance, water resistance, heat resistance, moisture resistance and water wiping resistance.
- N— (2 aminoethyl) -3-aminopropylmethyldimethoxysilane (manufactured by Shin-Etsu Chemical Co., Ltd., product number: K BM602) (12. 55 g) was added and stirred for 1 hour.
- polyoxyalkyleneamino-modified dimethylpolysiloxane copolymer (manufactured by Nippon Car Company, product number: FZ-3789) (1.68g)
- organosilica sol manufactured by Nissan Chemical Co., product number: IPA—ST) (8 36 g) was added and stirred for 20 minutes.
- methyl ethyl ketone (56.67 g) was added to obtain an antifogging agent composition 7.
- the average number of epoxy functional groups of Denacol EX-512 is 3.
- the antifogging composition 7 having a 25 m thick crosslinked resin layer was obtained by applying the antifogging agent composition 7 to a clean glass substrate that had been polished and washed, followed by drying and baking.
- Anti-fogging article 7 had an anti-fogging time of 1.3 minutes and had excellent wear resistance, water resistance, heat resistance and water wiping resistance.
- polyoxyalkylenetriamine Mitsubishi Chemical Fine Co., Ltd., trade name: Jeffamine T403
- organosilica gel Nissan Chemical Co., Ltd., product number) : NBAC—ST
- methyl ethyl ketone 38.37 g
- glycerol polydaricidyl ether 16. 27 g
- aliphatic polyepoxide 16. 27 g
- Denacol EX-1610 has 2 or more epoxy functional groups.
- the antifogging agent composition 8 having a cross-linked resin layer having a film thickness of 16 m was obtained by applying the antifogging agent composition 8 to a clean glass substrate that had been polished and washed, followed by drying and baking.
- Anti-fogging article 8 has an anti-fogging time of 1.9 minutes, excellent anti-fogging performance, wear resistance and water resistance It had heat resistance and moisture resistance.
- the anti-fogging article 8 was evaluated for dirt adsorption. The results are shown in Table 5.
- glycerol polyglycidyl ether manufactured by Nagase Chemtetsu Co., Ltd., trade name: Denacol EX—313) (0.88 g) and aliphatic polyepoxide (manufactured by Nagase ChemteX Corporation, trade name: Denacol EX—1610) (4.25 g) and Polyoxyalkylene epoxy-modified dimethylpolysiloxane copolymer (manufactured by Shin-Etsu Chemical Co., Ltd., product name:
- the antifogging agent composition 9 was applied to a clean glass substrate that had been polished and washed by spin coating, dried, and fired to obtain an antifogging article 9 having a crosslinked resin layer having a thickness of 26 m.
- the antifogging article 9 had excellent antifogging performance, abrasion resistance, adhesion and stain resistance.
- the coating liquid C was applied to a clean glass substrate that had been polished and washed by spin coating, and baked at 100 ° C. for 5 minutes to produce an undercoat having a thickness of 10 nm.
- the antifogging agent composition 9 was applied onto the undercoat by spin coating and baked at 100 ° C. for 1 hour to obtain an antifogging article 10 having a crosslinked resin layer having a film thickness of 26 m. .
- the antifogging article 10 had excellent antifogging performance, abrasion resistance, adhesion and stain resistance.
- an antifogging composition 9 was also prepared in the same manner as in Example 9.
- the coating liquid E was applied onto a clean glass substrate that had been polished and washed by spin coating, and baked at 100 ° C. for 5 minutes to prepare an undercoat with a film thickness of lOnm.
- the antifogging agent composition 9 was applied onto the undercoat by spin coating and baked at 100 ° C. for 1 hour to obtain an antifogging article 11 having a crosslinked resin layer with a film thickness of 27 / zm. It was.
- the antifogging article 11 had excellent antifogging performance, abrasion resistance and stain resistance.
- methyltrimethoxysilane 5.OOg
- glycerol polyglycidyl ether manufactured by Nagase ChemteX Corporation, trade name: Denacol EX—313) (0.88 g
- aliphatic polyepoxide manufactured by Nagase ChemteX Corporation, Product name: Denacol EX—1610
- polyoxyalkylene epoxy-modified dimethylpolysiloxane copolymer manufactured by Shin-Etsu Chemical Co., Ltd., product name: X—22—4741
- the coating liquid C was applied to a clean glass substrate that had been polished and washed by spin coating, and baked at 100 ° C. for 5 minutes to produce an undercoat having a thickness of 10 nm. Subsequently, the antifogging agent composition 12 was applied onto the undercoat by spin coating, dried and baked to obtain an antifogging article 12 having a crosslinked resin layer having a thickness of 15 m.
- the anti-fogging article 12 had excellent anti-fogging performance, abrasion resistance, adhesion and stain resistance.
- the antifogging agent composition 13 having a film thickness of the crosslinked resin layer was obtained by applying the antifogging agent composition 13 to a clean glass substrate that had been polished and washed by spin coating, drying, and firing.
- the antifogging article 13 had excellent antifogging performance and wear resistance.
- the antifogging agent composition 14 was applied to a clean glass substrate that had been polished and washed by spin coating, dried, and fired to obtain an antifogging article 14 having a crosslinked resin layer having a thickness of 16 m.
- the antifogging article 14 had excellent antifogging performance and wear resistance.
- hydrochloric acid 35%) (17.06g
- tetramethoxysilane 5.87g
- ethanol 88.12 g
- the hydrophobic composition 1 is sprayed on the surface of the crosslinked resin of the antifogging article 8 obtained in Example 8 with a hand display (product number: W-101, manufactured by ANEST IWATA) and dried at room temperature for 10 minutes.
- a hand display product number: W-101, manufactured by ANEST IWATA
- the antifogging article 15 was evaluated for dirt adsorption. The results are shown in Table 5.
- the antifogging article 15 showed good antifogging performance even if it had a hydrophobic layer, and it did not show a decrease in antifogging performance.
- the antifoggant composition 8 obtained in Example 8 was applied to the surface of the glass substrate by flow coating, and the hydrophobic composition 2 was applied to the non-display (product number: W-101) on the coating film. It was sprayed, dried and fired to obtain an antifogging article 16.
- the anti-fogging article 16 was evaluated for the dirt adsorptivity in the same manner as in Example 15. The results are shown in Table 5.
- the antifogging article 16 showed good antifogging performance even when it had a hydrophobic layer, and it did not show a decrease in the antifogging performance.
- Composition 3 was obtained.
- Hydrophobic composition 3 was soaked in a small amount into Bencotton, applied onto antifogging article 8 obtained in the same manner as in Example 8 so that there were no spots, and dried at room temperature for 10 minutes. Next, the excess hydrophobic composition 3 was wiped off with dried Ben cotton to obtain an antifogging article 17.
- Antifogging Article 17 was evaluated for dirt adsorptivity in the same manner as in Example 15. The results are shown in Table 5. The antifogging article 17 showed good antifogging performance even if it had a hydrophobic layer, and it did not show a decrease in the antifogging performance.
- N- (2-aminoethinole) -3-aminobutoxymethylmethylmethoxysilane manufactured by Shin-Etsu Chemical Co., Ltd., trade name: KBM602
- tetraethyl silicate manufactured by Junsei Chemical Co., Ltd.
- ethanol manufactured by Junsei Co., Ltd.
- Jurimer SPO-601 is considered to be obtained by thermal polymerization of ethyltrimethylammonium methacrylate, methoxyethyl acrylate, methyl methacrylate and acrylic acid in a solvent.
- Anti-fogging agent composition 1 was applied by spin coating to a clean glass substrate (100mm x 100mm x 2mm) that had been polished and washed with cerium oxide and dried, and baked at 100 ° C for 1 hour. An antifogging article 18 having a 20 m cross-linked resin layer was obtained.
- the obtained antifogging article 18 was evaluated for the following items. The results are shown in Table 3. The water contact angle of the antifogging article was 45 °, and the saturated water absorption was 99.4 mg / cm 3 . As a result of the evaluation test, the antifogging article 18 had excellent antifogging performance, abrasion resistance, water resistance, heat resistance, moisture resistance and water wiping resistance.
- the coating liquid B was applied onto a clean glass substrate that had been polished and washed by spin coating, and baked at 100 ° C. for 5 minutes to prepare an undercoat with a film thickness of lOnm. Subsequently, the antifogging agent composition 18 was applied onto the undercoat by spin coating and baked at 100 ° C. for 1 hour to obtain an antifogging article 19 having a crosslinked resin layer having a thickness of 20 ⁇ m. It was.
- the antifogging article 19 was evaluated in the same manner as in Example 18. The results are shown in Table 3.
- the obtained antifogging article 19 had a water contact angular force of 4 ° and a saturated water absorption of 95.8 mgZcm 3 . It had excellent anti-fogging performance and abrasion resistance, water resistance, heat resistance, moisture resistance and water wiping resistance.
- Anti-fogging agent composition 18 of Example 18 was further added to a polyoxyalkyleneamino-modified dimethylpolysiloxane copolymer (manufactured by Nippon Car Co., Ltd., product number: FZ-3789) (0.03 g) (anti-fogging agent composition) 0.08% by mass) and ethanol (18 g) were added to obtain antifogging composition 20.
- a polyoxyalkyleneamino-modified dimethylpolysiloxane copolymer manufactured by Nippon Car Co., Ltd., product number: FZ-3789
- the obtained anti-fogging article 20 having a crosslinked resin layer with a film thickness of 21 ⁇ m has a water contact angle of 41 ° and a saturated water absorption of 106.7 mg / cm 3 , and has excellent anti-fogging performance and wear resistance. , Water resistance, heat resistance, moisture resistance and water wiping resistance.
- Antifoggant composition 21 was prepared in the same manner as in Example 18 except that the product was changed to a product number manufactured by the company, product number: SI-400) (0. lg).
- the resulting antifogging article 21 having a crosslinked resin layer with a film thickness had a water contact angle of 32 ° and a saturated water absorption of 124.8 mgZcm 3 .
- the force that had excellent anti-fogging performance A ⁇ was 20% or more in abrasion resistance, and film peeling was confirmed in water resistance, heat resistance, moisture resistance, and water wiping resistance.
- Antifogging composition 22 was prepared in the same manner as in Example 18 except that TET RAD-X) (0.667 g) was used.
- the obtained antifogging article 22 having a crosslinked resin layer with a thickness of 12 m had a water contact angle of 52 ° and a saturated water absorption of 56.7 mgZcm 3 .
- Antifogging article 22 had excellent antifogging performance and was excellent in water resistance, heat resistance, and moisture resistance, but was found to have a wear resistance of ⁇ H of 20% or more and water wiping resistance to scratches. It was.
- Antifoggant composition 23 was prepared in the same manner as in Example 18 except that N— (2 aminoethyl) 3 aminopropylmethyldimethoxysilane (0.5 g) was not added, and antifogging article 23 was obtained. It was.
- the resulting antifogging article having a crosslinked resin layer with a thickness of 15 m has a water contact angle of 35 ° and is saturated. The water absorption was 136. lmgZcm 3 .
- the antifogging article 23 had excellent antifogging performance, it was confirmed that the abrasion resistance was ⁇ of 20% or more, the film was peeled off with heat resistance, and the scratches were wiped off with water.
- An antifogging composition 24 was prepared in the same manner as in Example 18 except that isophorone diamine (0.69 g) was not added.
- the obtained antifogging article 24 having a crosslinked resin layer with a thickness of 19 m had a water contact angle of 47 ° and a saturated water absorption capacity of 9. lmgZcm 3 .
- Anti-fogging Article 24 was excellent in anti-fogging properties, water resistance, heat resistance, and moisture resistance. Abrasion resistance was ⁇ H of 20% or more, and scratches were confirmed in water wiping resistance.
- An antifogging agent composition 25 was prepared in the same manner as in Example 18 except that tetraethyl cate (0.lg) was not added, and an antifogging article 25 was obtained.
- the obtained antifogging article 25 having a crosslinked resin layer with a thickness of 21 m had a water contact angle of 50 ° and a saturated water absorption of 98.5 mgZcm 3 .
- Anti-fogging Article 25 was excellent in anti-fogging properties, abrasion resistance, water resistance, heat resistance, moisture resistance, water wiping resistance
- antifogging surface coating composition 26 was obtained by the following procedure.
- a phenomenon of solidification was observed during the preparation of the composition. Therefore, the amount of methanol and toluene used was reduced for hydrolysis. The stirring time after adding water and methanol was shortened. JP 2
- 3-Aminopropyltrimethoxysilane 50 g was charged and heated to 65 ° C. in a nitrogen atmosphere. Next, a mixed solution of bisphenol A diglycidyl ether (10 g) and toluene (10 g) was added, and the mixture was stirred in the atmosphere at 65 ° C. for 3 hours. Thereafter, the mixture is cooled to room temperature, mixed with water (10 g) and methanol (20 g) for hydrolysis of the alkoxysilyl group, and stirred at room temperature for 20 minutes to give antifogging surface coating composition 26. Obtained. The antifogging surface coating composition 26 is applied to a clean glass substrate that has been polished and washed by spin coating, and held at 110 ° C.
- an anti-fogging surface coating composition 27 was obtained.
- the amount of solvent used was reduced, and the curing conditions were changed.
- the antifogging surface coating composition 27 is applied to a clean glass substrate that has been polished and washed by spin coating, and held at 110 ° C. for 1 hour to have an antifogging film with a film thickness of 15 / zm.
- the product was obtained and evaluated for glass transition point, saturated water absorption, water contact angle, antifogging performance, abrasion resistance, water resistance and water wiping resistance. The results are shown in Table 4.
- Example 9 Example 10
- Example 12 Example 13
- Example 14 Film thickness (ii m) 26 26 27 15 12 16
- Glass transition point (° c) 95 95 95 100 86
- Example 8 Example 1 5
- Example 1 6 Example 1 7 Contamination resistance Brown stain adherence X No dyeing ⁇ No dyeing ⁇ No dyeing ⁇ Industrial applicability
- the anti-fogging article of the present invention has excellent anti-fogging performance and durability, window glass for transport equipment (automobiles, railways, ships, airplanes, etc.), refrigerated showcases, face wash cosmetics It can be used for table mirrors, bathroom mirrors, optical equipment, etc. Further, the antifogging agent composition of the present invention is useful for producing these antifogging articles.
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- Geochemistry & Mineralogy (AREA)
- General Chemical & Material Sciences (AREA)
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- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Laminated Bodies (AREA)
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Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200680040127XA CN101296875B (zh) | 2005-11-01 | 2006-11-01 | 防雾物品和防雾剂组合物 |
JP2007542785A JP5332205B2 (ja) | 2005-11-01 | 2006-11-01 | 防曇性物品および防曇剤組成物 |
KR1020087009271A KR101322577B1 (ko) | 2005-11-01 | 2006-11-01 | 방담성 물품 및 방담제 조성물 |
EP06822817.0A EP1944277B1 (en) | 2005-11-01 | 2006-11-01 | Antifogging article |
US12/113,297 US8227085B2 (en) | 2005-11-01 | 2008-05-01 | Anti-fogging article and anti-fogging agent composition |
US13/416,064 US20120171476A1 (en) | 2005-11-01 | 2012-03-09 | Anti-fogging article and anti-fogging agent composition |
Applications Claiming Priority (4)
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JP2005-318347 | 2005-11-01 | ||
JP2005318347 | 2005-11-01 | ||
JP2006032573 | 2006-02-09 | ||
JP2006-032573 | 2006-02-09 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US12/113,297 Continuation US8227085B2 (en) | 2005-11-01 | 2008-05-01 | Anti-fogging article and anti-fogging agent composition |
Publications (1)
Publication Number | Publication Date |
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WO2007052710A1 true WO2007052710A1 (ja) | 2007-05-10 |
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ID=38005863
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PCT/JP2006/321888 WO2007052710A1 (ja) | 2005-11-01 | 2006-11-01 | 防曇性物品および防曇剤組成物 |
Country Status (6)
Country | Link |
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US (2) | US8227085B2 (ja) |
EP (1) | EP1944277B1 (ja) |
JP (1) | JP5332205B2 (ja) |
KR (1) | KR101322577B1 (ja) |
CN (1) | CN101296875B (ja) |
WO (1) | WO2007052710A1 (ja) |
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WO2009151086A1 (ja) * | 2008-06-11 | 2009-12-17 | 旭硝子株式会社 | 防曇性組成物および防曇性組成物用キットならびに防曇性物品および該防曇性物品の製造方法 |
WO2011004873A1 (ja) * | 2009-07-10 | 2011-01-13 | 旭硝子株式会社 | 防曇性物品およびその製造方法、防曇膜形成用コーティングキット |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57119973A (en) * | 1981-01-16 | 1982-07-26 | Asahi Denka Kogyo Kk | Composition for forming non-fogging film |
JP2002053792A (ja) * | 2000-08-08 | 2002-02-19 | Toto Ltd | 吸水性コーティング組成物 |
JP2004269851A (ja) * | 2003-02-18 | 2004-09-30 | Central Glass Co Ltd | 防曇性膜形成用塗布剤及び防曇性膜の形成方法 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2965610A (en) * | 1958-06-30 | 1960-12-20 | Shell Oil Co | Process for curing polyepoxides and resulting products |
US4195138A (en) * | 1978-06-26 | 1980-03-25 | The Dow Chemical Company | Chelate resins prepared from the cured reaction product of a polyalkylenepolyamine and epoxide |
FR2483448B1 (fr) * | 1980-05-29 | 1985-12-20 | Nippon Sheet Glass Co Ltd | Composition de revetement antibuee, article faconne revetu de cette composition et procede de preparation de cet article |
JPS56167765A (en) * | 1980-05-29 | 1981-12-23 | Nippon Sheet Glass Co Ltd | Anti-fogging coating composition |
DE3369568D1 (en) * | 1983-03-11 | 1987-03-05 | Toray Industries | Transparent material having antireflective coating |
JPH078882B2 (ja) * | 1985-08-30 | 1995-02-01 | 花王株式会社 | 耐久性に優れた高吸水性樹脂の製造法 |
US4738992A (en) * | 1985-12-09 | 1988-04-19 | Minnesota Mining And Manufacturing Company | Hydrophilic polyurethane/polyurea sponge |
US4930879A (en) * | 1987-03-18 | 1990-06-05 | Nippon Oil And Fats Co., Ltd. | Synthetic resin lens |
JPH05179233A (ja) * | 1991-04-30 | 1993-07-20 | Sanyoo Kogyo Kk | 防曇剤 |
DE4128487A1 (de) * | 1991-08-28 | 1993-03-04 | Hoechst Ag | Verfahren zur herstellung von waessrigen epoxidharz-dispersionen |
DE69415046T2 (de) * | 1993-11-03 | 1999-08-19 | H.B. Fuller Automotive Products | Waermehaertbare zaehe epoxydharzzusammensetzungen |
JPH10158583A (ja) * | 1996-05-23 | 1998-06-16 | Sekisui Chem Co Ltd | 塗料組成物及び塗膜形成法 |
JPH1020103A (ja) * | 1996-07-05 | 1998-01-23 | Dainippon Printing Co Ltd | 防眩フィルム |
US6287683B1 (en) * | 1997-04-09 | 2001-09-11 | Canon Kabushiki Kaisha | Anti-fogging coating and optical part using the same |
JP2000192021A (ja) | 1998-12-25 | 2000-07-11 | Central Glass Co Ltd | 親水性・防曇防汚基材およびその製造方法 |
TW571093B (en) * | 1998-12-28 | 2004-01-11 | Tdk Corp | Moisture sensor |
CN1139639C (zh) * | 1999-03-08 | 2004-02-25 | 旭硝子株式会社 | 农用合成树脂覆材 |
US6849328B1 (en) * | 1999-07-02 | 2005-02-01 | Ppg Industries Ohio, Inc. | Light-transmitting and/or coated article with removable protective coating and methods of making the same |
US6542302B2 (en) * | 1999-12-01 | 2003-04-01 | Bushnell Corporation | Lens coating to reduce external fogging of scope lenses |
JP2001356201A (ja) | 2000-06-16 | 2001-12-26 | Canon Inc | 防曇性被覆およびこれを用いた光学部品ならびに防曇性被覆形成方法 |
JP2002161241A (ja) | 2000-11-27 | 2002-06-04 | Nippon Shokubai Co Ltd | 防曇用表面被覆用組成物および防曇性表面被覆体 |
DE10297007T5 (de) * | 2001-06-27 | 2004-09-02 | Mitsubishi Gas Chemical Co., Inc. | Wasserrückhaltmaterial für den Boden |
JP2003238207A (ja) | 2002-02-20 | 2003-08-27 | Matsushita Electric Works Ltd | 防曇物品とその製造方法 |
US7008979B2 (en) * | 2002-04-30 | 2006-03-07 | Hydromer, Inc. | Coating composition for multiple hydrophilic applications |
-
2006
- 2006-11-01 KR KR1020087009271A patent/KR101322577B1/ko not_active IP Right Cessation
- 2006-11-01 CN CN200680040127XA patent/CN101296875B/zh active Active
- 2006-11-01 EP EP06822817.0A patent/EP1944277B1/en not_active Not-in-force
- 2006-11-01 JP JP2007542785A patent/JP5332205B2/ja active Active
- 2006-11-01 WO PCT/JP2006/321888 patent/WO2007052710A1/ja active Application Filing
-
2008
- 2008-05-01 US US12/113,297 patent/US8227085B2/en not_active Expired - Fee Related
-
2012
- 2012-03-09 US US13/416,064 patent/US20120171476A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57119973A (en) * | 1981-01-16 | 1982-07-26 | Asahi Denka Kogyo Kk | Composition for forming non-fogging film |
JP2002053792A (ja) * | 2000-08-08 | 2002-02-19 | Toto Ltd | 吸水性コーティング組成物 |
JP2004269851A (ja) * | 2003-02-18 | 2004-09-30 | Central Glass Co Ltd | 防曇性膜形成用塗布剤及び防曇性膜の形成方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1944277A4 * |
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Also Published As
Publication number | Publication date |
---|---|
EP1944277B1 (en) | 2017-04-05 |
US8227085B2 (en) | 2012-07-24 |
EP1944277A1 (en) | 2008-07-16 |
JP5332205B2 (ja) | 2013-11-06 |
US20120171476A1 (en) | 2012-07-05 |
KR101322577B1 (ko) | 2013-10-25 |
US20090011244A1 (en) | 2009-01-08 |
KR20080064124A (ko) | 2008-07-08 |
CN101296875B (zh) | 2013-04-17 |
EP1944277A4 (en) | 2011-02-23 |
JPWO2007052710A1 (ja) | 2009-04-30 |
CN101296875A (zh) | 2008-10-29 |
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