WO2008068996A1 - オキセタン含有樹脂、それを用いた接着剤及びレジスト剤 - Google Patents
オキセタン含有樹脂、それを用いた接着剤及びレジスト剤 Download PDFInfo
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- WO2008068996A1 WO2008068996A1 PCT/JP2007/071686 JP2007071686W WO2008068996A1 WO 2008068996 A1 WO2008068996 A1 WO 2008068996A1 JP 2007071686 W JP2007071686 W JP 2007071686W WO 2008068996 A1 WO2008068996 A1 WO 2008068996A1
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- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/46—Polycondensates having carboxylic or carbonic ester groups in the main chain having heteroatoms other than oxygen
- C08G18/4684—Polycondensates having carboxylic or carbonic ester groups in the main chain having heteroatoms other than oxygen containing phosphorus
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- 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
- C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
- C08G61/12—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule
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- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3218—Polyhydroxy compounds containing cyclic groups having at least one oxygen atom in the ring
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- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/34—Carboxylic acids; Esters thereof with monohydroxyl compounds
- C08G18/348—Hydroxycarboxylic acids
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- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
- C08G18/3878—Low-molecular-weight compounds having heteroatoms other than oxygen having phosphorus
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- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6633—Compounds of group C08G18/42
- C08G18/6637—Compounds of group C08G18/42 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/664—Compounds of group C08G18/42 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
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- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6633—Compounds of group C08G18/42
- C08G18/6659—Compounds of group C08G18/42 with compounds of group C08G18/34
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- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/66—Polyesters containing oxygen in the form of ether groups
- C08G63/668—Polyesters containing oxygen in the form of ether groups derived from polycarboxylic acids and polyhydroxy compounds
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- 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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/04—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers only
- C08G65/06—Cyclic ethers having no atoms other than carbon and hydrogen outside the ring
- C08G65/16—Cyclic ethers having four or more ring atoms
- C08G65/18—Oxetanes
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- 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
- C08G85/00—General processes for preparing compounds provided for in this subclass
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J165/00—Adhesives based on macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain; Adhesives based on derivatives of such polymers
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J167/00—Adhesives based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Adhesives based on derivatives of such polymers
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
Definitions
- the present invention relates to an oxetane-containing resin having excellent adhesiveness, curability and flame retardancy, and an adhesive or resist agent using the same, and the resin has thermosetting properties and a long pot life. Can be compatible.
- Film adhesives are used in various applications, in particular, for bonding wiring boards. These applications include adhesives for FPC (flexible printed wiring board) cover films, bonding sheets used for bonding FPCs to rigid substrates, and bonding between FPCs, or adhesives for flat cables, etc. And demand is expanding. For example, in recent years, flat cables have been widely used from the viewpoint of reducing the weight and cost of wiring components for automobiles and home appliances.
- This flat cable adhesive is often composed of three layers: a plastic film layer such as PET, chlorinated chloride, and polyimide, an adhesive, and a metal foil such as copper. That is, the adhesive is required to have adhesion to both the plastic film and the metal foil, and the durability of the adhesive is required. When it is bent for a long time or used in a bent part, mechanical properties such as strength and high bending resistance are required. The required performance is not satisfied.
- a liquid or film solder resist agent is generally used for FPC and printed wiring boards to protect circuits and prevent solder adhesion during mounting.
- solder resist the development film type that forms a pattern by the photolithographic method is growing in demand because of its high accuracy.
- resists are required to have an adhesive that does not react during heating or storage during solvent evaporation, and also exhibits a fluidity S necessary for adhesion during bonding, and an adhesive that cures rapidly by heat and light.
- latent thermosetting adhesives that change dramatically from thermoplastic to thermosetting at a certain temperature or higher have been put into practical use using epoxy resins.
- epoxy resin is the main component, the obtained cured product has poor flexibility, requires low-temperature storage and distribution, and requires high-temperature and long-time curing. is there.
- Non-Patent Document 1 Patent Documents 5, 6, and 7
- oxetane which is a 4-membered cyclic ether
- oxetane which is a 4-membered cyclic ether
- oxetane does not react at temperatures around 100 ° C, but can be used as a curing agent that initiates reactions at temperatures above 150 ° C.
- the examples described in these are This is an example of a composition that uses a cetane compound as a curing agent, and the dependence of the performance on the blending ratio is large, so that precise blending is required.
- the oxetane compound used here has a drawback in that the flame retardancy is lowered even when a flame retardant resin is used as the main resin.
- Patent Document 1 JP-A-53-128195 (Claims)
- Patent Document 2 Japanese Patent Laid-Open No. 63-150352 (Claims)
- Patent Document 3 Japanese Patent Application Laid-Open No. 2002-3810 (Claims)
- Patent Document 4 JP-A-9 235480 (Claims)
- Patent Document 5 Japanese Unexamined Patent Application Publication No. 2005-307101 (Claims)
- Patent Document 6 Japanese Unexamined Patent Application Publication No. 2004-168921 (Claims)
- Patent Document 7 WO01 / 073510 Publication (Claims)
- Non-patent document 1 Network polymer, Vol. 27, 38, (2006)
- An object of the present invention is to provide an adhesive used for manufacturing a laminated body for automobile parts, electrical appliances, and textiles, particularly an adhesive used for a multilayer wiring board and a flat cable.
- the present invention is to provide an oxetane-containing resin that exhibits excellent fluidity but is suitable for a latent thermosetting adhesive that is rapidly cured by heat and light, and that has excellent solder heat resistance.
- Adhesives for automobile parts and electrical appliances such as adhesives for film, metal and fiber laminates, especially adhesives or resists used on circuit boards, that only exhibit excellent flame retardancy without using halogen.
- the present invention provides the following oxetane-containing resin, an adhesive using the same, and It is a resist agent.
- the number average molecular weight is 2000 or more, the main chain has one or more linking groups selected from an ester bond, a urethane bond, an amide bond or an ether bond, and the molecule has an oxetane group of 100 to An oxetane-containing resin characterized by having 30000 equivalents / minka and 300-5000 equivalents / min of a strong noreboxinole group.
- the number average molecular weight is 2000 or more
- the main chain has one or more linking groups selected from an ester bond, a urethane bond, an amide bond or an ether bond
- the molecule has an oxetane group of 100 to An oxetane-containing resin characterized by having 30000 equivalents / ton and 0.1% by weight or more of phosphorus atoms.
- the oxetane-containing resin wherein the oxetane-containing resin according to (2) further has 300 to 5000 equivalents / ton of carboxyl groups in the molecule.
- the number average molecular weight is 2000 or more
- the main chain has one or more linking groups selected from an ester bond, a urethane bond, an amide bond or an ether bond
- the molecule has an oxetane group of 100 to 100
- An oxetane-containing resin characterized by containing 5000 equivalent / ton, 300 to 5000 equivalent / ton force of force-no-boxinore group, and 100 to 2000 equivalent / ton of ethylenically unsaturated double bond.
- the oxetane-containing resin according to any one of claims 1 to 5 is a resin selected from a polyester resin, a polyurethane resin, a polyamide resin, a polyether resin, or a copolymer resin composed of one or more of these. Oxetane-containing resin.
- the present invention provides a cured product having a high crosslink density when used as an adhesive or resist agent for parts in office automation equipment and home appliances. As a result, it has excellent heat resistance, adhesion to metals, and A latent thermosetting adhesive having excellent storage stability can be provided, and when the present invention is used as an adhesive or resist agent that is not only excellent in flame retardancy,
- the present invention provides a flame-retardant resin useful as an adhesive that does not react during processing to storage medium or during storage and exhibits fluidity necessary for adhesion during adhesion but rapidly cures by heat or light.
- the present invention can provide adhesives and resist agents that exhibit latent curing properties such as adhesion to various films and metals, solder heat resistance, and long-term durability, and thus contribute to the industry. It ’s big.
- the oxetane-containing resin of the present invention contains 100 to 10,000 equivalents of oxetane groups per ton of resin and 300 to 5,000 equivalents of carboxyl groups or 0.1% by weight or more of phosphorus atoms. If the oxetane group is smaller than this, the crosslinkability is deteriorated, which is not preferable. Above this range, it becomes difficult to produce a resin stably or it cannot be dissolved in a general-purpose solvent.
- the ratio of oxetane group to carboxyl group is in the range of 1 to 3 to 1 to 0.1, preferably 1 to 2 to 1 to 0.5. If it exceeds this range, the crosslinkability becomes worse.
- the side chain may contain an ethylenically unsaturated double bond in an amount of 100 to 2000 equivalents / ton. If the double bond concentration is less than this range, the photocurability is insufficient. Exceeding this may cause gelation during storage.
- Ester bonds using oxetane compounds containing hydroxyl or halogen such as di [1-hydroxymethyl (3-oxetanyl)] methyl ether, 3-chloromethinoleoxetane, 3,3-bis (chloromethyl) oxetane , Urethane bond.
- oxetane compounds containing hydroxyl or halogen such as di [1-hydroxymethyl (3-oxetanyl)] methyl ether, 3-chloromethinoleoxetane, 3,3-bis (chloromethyl) oxetane , Urethane bond. Examples thereof include a method of introducing into the molecule or terminal via an amide bond or an ether bond.
- a hydroxyl-terminated resin is reacted with tetracarboxylic dianhydride and BHO in an organic solvent.
- a hydroxyl-terminated resin or glycol is reacted with dibasic acid and BHO in the presence of a low-temperature esterification catalyst such as scandium triflate.
- a hydroxyl-terminated resin is reacted with dibasic acid chloride and BHO in an organic solvent.
- a diamine compound is reacted with dibasic acid chloride and BHO in an organic solvent.
- a method for introducing a carboxylic acid into a resin phthalic anhydride or anhydrous trimellitic acid is added to a hydroxyl-terminated resin, and a hydroxyl-terminated resin such as pyromellitic anhydride or benzophenone tetracarboxylic dianhydride is used.
- a hydroxyl-terminated resin such as pyromellitic anhydride or benzophenone tetracarboxylic dianhydride
- chain extension and carboxylic acid introduction are simultaneously performed using dimethylolpropionic acid or dimethylolbutanoic acid and a diisocyanate compound.
- a reaction between an unsaturated compound having a hydroxyl group such as hydroxyalkyl (meth) acrylate and an isocyanate compound, glycidyl (meth) acrylate Reaction of the resin with a carboxylic acid in the resin, a reaction between a hydroxyl group at the end of the resin and an unsaturated polybasic acid anhydride such as maleic anhydride.
- the carboxylic acid group introduced into the resin contains a glycidyl group (meta ) It is desirable to use the reaction of attalylate compounds.
- the oxetane-containing resin of the present invention is characterized by being a resin selected from a polyester resin, a polyurethane resin, a polyamide resin, a polyether resin, or a copolymer resin composed of one or more of these.
- Monomer! / Is a polyester resin that has an ester bond, a polyurethane resin that has an urethane bond, a polyamide resin that has an amide bond, and a polyester resin that has an amide bond.
- it is called an ether resin.
- the bond formed when the molecular weight is increased may be a copolymer resin using two or more of an ester bond, a urethane bond, an amide bond, and an ether bond.
- the oxetane-containing resin of the present invention has a number average molecular weight of 3000 or more, preferably 5000 or more, more desirably 8000 or more. If it is less than 3000, the resin becomes brittle and the heat resistance of the obtained cured product is not good just because there are defects in handling.
- the oxetane-containing resin of the present invention may be obtained by introducing a monomer having a phosphorus atom by copolymerization or modification in order to impart non-halogen flame retardancy and including a phosphorus atom in a molecular chain (including a side chain). good.
- the amount of phosphorus atoms contained is 0.1 wt% or more, preferably 0.5 wt% or more, more preferably 1. Owt% or more, most preferably 2. Owt%, based on the weight of the resin.
- the upper limit is not particularly limited. When the phosphorus atom content is less than 0.1 lwt%, it is difficult to obtain flame retardancy even when a flame retardant having low flame retardancy is used in combination.
- phosphorus-containing carboxylic acid represented by the following general formula (1) or general formula (2) or an esterified product thereof as a copolymerization component is generally used. Is more preferable in terms of economy and the like.
- alkyl-bis (3-hydroxypropyl) phosphine oxide, alkyl bis (3-hydroxycarbonylethyl) phosphine oxide, etc. all alkyl are methyl, ethyl, propyl, etc.) , Butyl, etc. may be used.
- R 1 , R 2 hydrogen atom or hydrocarbon group
- R 3 , R 4 hydrogen atom, hydrocarbon group or hydroxy group-substituted hydrocarbon group
- n integer from 0 to 4.
- R 5 hydrogen atom or hydrocarbon group
- R 6 , R 7 hydrogen atom, hydrocarbon group or hydroxy group-substituted hydrocarbon group
- the oxetane-containing resin of the present invention can be used in combination with a flame retardant.
- flame retardants include triphenyl phosphate, tricresyl phosphate, trixylenyl phosphate, triethyl phosphate, cresyl diphenyl phosphate, xylenyl diphenyl phosphate, cresyl bis (2, 6- Xyleninophosphate), 2-ethylhexinole Phosphate, Dimethino Remethino Rephosphate, Resonore Resinole Levis (Difenenore) Phosphate, Bisphenol A phosphate, Bisphenol A phosphate, Bisphenol A phosphate, Jetyl N, N-bis (2 —Hydroxyethyl) aminomethyl phosphate, phosphoric acid amide, organic phosphine oxide, phosphorous flame retardants such as red phosphorus, ammonium polyphosphate,
- a reaction catalyst of an oxetane group and a carboxyl group may be added to the oxetane-containing resin of the present invention.
- the reaction catalyst include quaternary onium salts such as tetraphenyl phosphonium chloride, tetraphenyl phosphonium bromide, and tetraptyl ammonium bromide.
- a curing agent such as an epoxy resin, an acid anhydride, or an isocyanate compound, or a curing catalyst such as tin or amine can be used.
- the oxetane-containing resin of the present invention can be used as an adhesive or a resist agent by mixing various additives.
- the additives include carbitol (meth) acrylate, phenoxychetyl (meth) acrylate, trimethylol propane tri (meth) acrylate, pentaerythritol tetra (meth) acrylate, tris.
- reactive monomers such as (hydroxyethyl) isocyanurate tri (meth) acrylate.
- polymerization inhibitors such as hydroquinone, hydroquinone monomethyl ether, and catechol that are added to prevent gelation during and during storage.
- Photo radical polymerization initiators include: acetophenone, 2, 2 dimethoxy1-2 phenylacetophenone, 2 methyl 1- [4- (methylthio) phenyl] — 2-morpholinopropane 1-one, benzoin, One or a combination of two or more of benzoin methyl ether, benzylmethyl ketal, 2,4 jetylthioxanthone, 2 mercaptobenzoxazole, etc. may be mentioned.
- Thermal radical polymerization initiators include benzoyl peroxide, methyl ethyl ketone peroxide, dicumyl peroxide, 2,2'-azobisisobutyronitrile, 1,1'-azobis (1-acetoxy 1 phenylethane 1'-azobis 1-cyclohexanecarbonitrorole and the like.
- the liquid resist agent using the oxetane-containing resin of the present invention is provided with a silicon-based or acrylic- or paraffin-based non-silicone antifoaming agent for imparting defoaming property or thixotropy. It is desirable to add a fluidity modifier such as silica or calcium carbonate. Other examples include crystal nucleating agents such as talc, mica, polyethylene, and various metal salts, color pigments, inorganic and organic fillers, and tackiness improvers.
- the adhesive obtained from this oxetane-containing resin can be used with a curing agent such as an epoxy resin, an acid anhydride, an isocyanate compound, or a curing catalyst such as tin or amine. .
- a curing agent such as an epoxy resin, an acid anhydride, an isocyanate compound, or a curing catalyst such as tin or amine.
- the oxetane-containing resin of the present invention can be used as an adhesive or a coating agent by mixing various additives.
- additives include crystal nucleating agents such as talc, mica, polyethylene, and various metal salts, coloring pigments, inorganic and organic fillers, and tackiness improvers in addition to the flame retardants described above.
- a film with an adhesive or a metal foil with an adhesive can be obtained by dissolving the oxetane-containing resin of the present invention in an organic solvent, and coating and drying on a plastic film or a metal foil. It can also be peeled off from a plastic film and used as a film adhesive.
- As the dry film thickness 200 ⁇ 111 ⁇ 3 ⁇ 111 is preferred. More preferably 100 ⁇ m Hereinafter, it is more preferably 70 m or less, and more preferably 10 m or more.
- any plastic film such as polyester film (hereinafter also referred to as PET film), polyamide film, polycarbonate film, polypropylene film, polystyrene film, polyimide film, polyamide film, polyoxabenzazole film, etc.
- PET film polyester film
- polyamide film polycarbonate film
- polypropylene film polypropylene film
- polystyrene film polyimide film
- polyamide film polyoxabenzazole film
- the plastic film can be provided with a corona treatment, an easily adhesive layer or a release layer as necessary.
- the plastic film coated with the oxetane-containing resin of the present invention obtained as described above is laminated with another material or plastic film, and is heated and pressed to form a laminate. I can do it. As other materials, metals are preferable, and copper foil and copper wire are preferable when used as electric wiring parts and electric circuits.
- the adhesive containing the thermosetting resin of the present invention exhibits excellent adhesion to PET film and copper foil, and also has excellent bending resistance. It is very suitable when used as an adhesive such as a cable.
- Phosphorus atom content (wet decomposition 'quantitative determination of phosphorus by molybdenum blue colorimetric method) Weigh the sample in an Erlenmeyer flask according to the phosphorus concentration in the sample, 3 ml of sulfuric acid, 0.5 ml of perchloric acid and 3 nitric acid 3 5ml was added and it was gradually decomposed by heating over half a day with an electric heater. When the solution becomes clear, further heat to produce white sulfuric acid smoke, allow to cool to room temperature, transfer this decomposition solution to a 50 ml volumetric flask, 5 ml of 2% ammonium molybdate solution and 0.2% hydrazine sulfate hydrazine solution.
- Oxygen index Resins obtained in Examples and Comparative Examples were evaluated by the limiting oxygen index (L.O.I) of the resin according to the JIS K7201 oxygen index method. This is the minimum oxygen concentration required for the sample to burn. The larger the oxygen index, the higher the flame retardancy!
- Solder heat resistance Samples that had been light-cured, developed, and heat-treated were immersed in a 300 ° C solder bath for 30 seconds to observe changes in appearance.
- ⁇ Swelling and peeling, but 20% or less.
- part means the weight part.
- End polyester resin 100 parts, benzophenone tetracarboxylic dianhydride 33 parts, 3,3-bis (hydroxymethyl) oxetane (BHO) 10 parts and 4-dimethylaminopyridine as reaction catalyst 0.2 part, solvent
- BHO 3,3-bis (hydroxymethyl) oxetane
- 4-dimethylaminopyridine as reaction catalyst 0.2 part
- solvent 143 parts of 1,3-dioxolane was added and the resin was dissolved and reacted at 60 ° C for 10 hours.
- a part of the obtained solution was vacuum-dried at 50 ° C to obtain a resin for analysis.
- Table 1 shows the measurement results for the resin.
- the obtained solution was applied to a biaxially stretched polypropylene film so that the thickness after drying was 25 m, and dried with hot air at 100 ° C. for 10 minutes.
- the adhesive was peeled off from the film, sandwiched between 18 ⁇ m electrolytic copper foils, and pressed for 30 minutes at 150 ° C under a pressure of 5 kg / cm2.
- the peel strength at room temperature (20 ° C) and 100 ° C and the adhesive piece were immersed in a 300 ° C solder bath for 1 minute to observe changes in appearance. Similar evaluation with adhesive film 40 degrees. After leaving in C for 1 week. The evaluation results are shown in Table 2.
- the resin was polymerized using the raw materials described in Table 1 in the same manner as in Example 1. Evaluation was performed in the same manner as in Example 1. The results are shown in Table 1.
- Example 8 100 parts of a previously dried polyester resin (C), 15 parts of dimethylolbutanoic acid and 5 parts of BH Ol were dissolved in 100 parts of methyl ethyl ketone at 50 ° C. To this solution, 55 parts of diphenylmethane diisocyanate (MDI) was added and reacted at 60 ° C for 15 hours. Table 2 shows the properties of the resulting polyurethane resin and the adhesion performance evaluated in the same manner as in Example 1.
- MDI diphenylmethane diisocyanate
- a polyurethane resin was obtained using the raw materials shown in Table 2. Evaluation was performed in the same manner as in Example 1. The results are shown in Table 2. In Comparative Examples 7 and 8, the oxetane group concentration or carboxylic acid concentration is outside the range of the present invention.
- the obtained resin was a polyether ester resin by NMR analysis.
- the evaluation results are shown in Table 2.
- Resin (A) 100 parts, benzophenone tetracarboxylic dianhydride 60 parts, 3,3-bis (hydroxymethyl) oxetane (BHO) 20 parts and 4-dimethylaminopyridine as reaction catalyst 0.2 part, solvent 1 , 180 parts of 3-dioxolane was added and the resin was dissolved and reacted at 60 ° C for 10 hours. A part of the obtained solution was vacuum dried at 50 ° C. to obtain Resin A for analysis.
- the obtained resin A was a polyester resin having an oxetane group and a carboxyl group. Table 3 shows the measurement results.
- the obtained solution was applied to a biaxially stretched polypropylene film so that the thickness after drying was 25 m, and dried with hot air at 100 ° C. for 10 minutes.
- the adhesive was peeled off from the film, sandwiched between 18 ⁇ m electrolytic copper foils, and pressed for 30 minutes at 150 ° C under a pressure of 5 kg / cm2. Room temperature (20 The peel strength was measured at (° C) and 100 ° C, and the adhesive piece was immersed in a 300 ° C solder bath for 1 minute to observe the appearance change. 40 degree adhesive film.
- Resins B, C, and D were polymerized using the raw materials described in Table 3 in the same manner as in Example 12. Evaluation was performed in the same manner as in Example 12. The results are shown in Table 3.
- 100 parts of polyester A and 30 parts BHO were first reacted with 40 parts diphenylmethane diisocyanate (MDI) at 60 ° C. for 10 hours, followed by 30 parts benzophenone tetracarboxylic dianhydride, and As a reaction catalyst, 0.2 part of 4-dimethylaminopyridine was charged and further reacted at 60 ° C. for 10 hours to obtain Resin B.
- MDI diphenylmethane diisocyanate
- 4-dimethylaminopyridine was charged and further reacted at 60 ° C. for 10 hours to obtain Resin B.
- the ratio of polyester A and polyester B not containing phosphorus was changed to obtain resin C and resin D, respectively.
- Resins J, K, and L were polymerized using the raw materials described in Table 3 in the same manner as in Example 12. Evaluation was conducted in the same manner as in Example 12, and the results are shown in Table 3.
- Comparative Example 9 no oxetane group was used in place of BHO !, and neopentyl glycol was used.
- Comparative Examples 10 and 11 a bisoxetane compound was added to the resin K obtained in Comparative Example 9, and an adhesion test and flame retardancy evaluation were performed.
- ratio In Comparative Example 12, the oxetane group concentration is outside the scope of the present invention.
- a pre-dried phosphorus-containing compound represented by the following general formula (4) (hereinafter also referred to as phosphorus compound 4) 10 O 2, BH025 ⁇ Dimethylonolev, tannic acid 20, 3-di-year-old xolan 200 W at 50 ° G was dissolved.
- phosphorus compound 4 A pre-dried phosphorus-containing compound represented by the following general formula (4) (hereinafter also referred to as phosphorus compound 4) 10 O 2, BH025 ⁇ Dimethylonolev, tannic acid 20, 3-di-year-old xolan 200 W at 50 ° G was dissolved.
- MDI diphenylmethane diisocyanate
- the obtained resin E is a polyurethane resin, and its properties and adhesive performance evaluated in the same manner as in Example 12 are shown in Table 4.
- Example 12 Evaluation was conducted in the same manner as in Example 12 except that the polyester resin c solution was added to the solution obtained in Example 16. The results are shown in Table 4.
- Resin F and Resin G which are polyurethane resins, were obtained in the same manner as in Example 16 using the raw materials listed in Table 4. Evaluation was conducted in the same manner as in Example 16, and the results are shown in Table 4.
- a hydroxyl-terminated phosphorus-containing polyester resin (A) having a molecular weight of 1000, previously dried and copolymerized with a phosphorus compound represented by the above general formula (3) ) 100 parts, 20 parts of 3,3-bis (hydroxymethyl) oxetane (BHO) and 100 parts of 1,3-dioxolane as a solvent were added to dissolve the resin.
- BHO 3,3-bis (hydroxymethyl) oxetane
- 1,3-dioxolane 1,3-dioxolane
- Example 23 polyester A, BHO and 2-methylolene 1,3-pentanediol (2MG) were reacted with the benzophenone tetracarboxylic dianhydride part.
- Example 3 used polyhexamethylene carbonate diol (PCD-1000) having a number average molecular weight of 1000, and Examples 4 and 5 used polyhexamethylene having a number average molecular weight of 5000.
- PCD-5000 Carbonic acid diol
- PMD A pyromellitic anhydride
- MDI diphenylmethane diisocyanate
- BHO and 2MG were added to react the isocyanate group, and then polymerized with PMDA. did.
- Example 15 did not contain an oxetane group, but was compounded with an epoxy resin. These were evaluated in the same manner as in Example 22. The results are shown in Table 5.
- Polyester A terephthalic acid / isophthalic acid / phosphorus compound 3 (Formula 3) / 2-Methyl-1,3-propylene glycol (35/30/35/100 molar ratio), molecular weight 1000, phosphorus concentration 3.9
- PCD-1000 Polyhexamethylene polycarbonate, number average molecular weight 1000
- PCD-5000 Polyhexamethylene polycarbonate, number average molecular weight 5000
- GMA Glycidyl metaatrate
- Irgacure 907 Photopolymerization initiator manufactured by Ciba Specialty Chemicals
- PETMA Pentaerythritol tetraatrate
- Biscented Xetane Bis (3-Echinore 3-Yeten Kisetaninore Mechinore) Etenore
- Epoxy resin manufactured by Toto Kasei Co., Ltd. rYD-8125
- Comparative Examples 13 to 15 are inferior in solder heat resistance to the Examples.
- Comparative Example 15 the curing progressed with the epoxy resin, and thus the adhesiveness with the copper foil at the initial stage was poor. After leaving at 40 ° C for 2 weeks, the thermoplastic resin was completely lost.
- the present invention exhibits fluidity necessary for adhesion at the time of adhesion, but is suitable for a latent thermosetting adhesive that is rapidly cured by heat or light, and adheres to a metal or even in a high-temperature atmosphere. Excellent adhesiveness and excellent storage stability, so it is used for adhesives used in the manufacture of laminates for automotive parts, electrical appliances and textiles, especially multilayer wiring boards and flat cables. It can be widely used as an adhesive and as an adhesive and a resist agent that can achieve both thermosetting properties and a long pot life.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Polyesters Or Polycarbonates (AREA)
- Polyurethanes Or Polyureas (AREA)
- Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/513,388 US20100069599A1 (en) | 2006-11-29 | 2007-11-08 | Oxetane-containing resin, as well as an adhesive and a resist agent using the same |
CN2007800440137A CN101568574B (zh) | 2006-11-29 | 2007-11-08 | 含有氧杂环丁烷的树脂、使用该树脂的粘接剂以及抗蚀剂 |
EP07831417A EP2090610A1 (en) | 2006-11-29 | 2007-11-08 | Oxetane-containing resin, and adhesive agent and resist agent each using the same |
JP2008548207A JPWO2008068996A1 (ja) | 2006-11-29 | 2007-11-08 | オキセタン含有樹脂、それを用いた接着剤及びレジスト剤 |
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JP2006321089 | 2006-11-29 | ||
JP2006-321089 | 2006-11-29 | ||
JP2006334182 | 2006-12-12 | ||
JP2006-334182 | 2006-12-12 | ||
JP2007144589 | 2007-05-31 | ||
JP2007-144589 | 2007-05-31 |
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WO2008068996A1 true WO2008068996A1 (ja) | 2008-06-12 |
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PCT/JP2007/071686 WO2008068996A1 (ja) | 2006-11-29 | 2007-11-08 | オキセタン含有樹脂、それを用いた接着剤及びレジスト剤 |
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US (1) | US20100069599A1 (ja) |
EP (1) | EP2090610A1 (ja) |
JP (1) | JPWO2008068996A1 (ja) |
KR (1) | KR20090098837A (ja) |
CN (1) | CN101568574B (ja) |
TW (1) | TW200835707A (ja) |
WO (1) | WO2008068996A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20110039452A (ko) * | 2008-08-07 | 2011-04-18 | 다이요 홀딩스 가부시키가이샤 | 난연성 광 경화성 수지 조성물, 그의 드라이 필름 및 경화물, 및 이들을 사용한 인쇄 배선판 |
WO2011041148A3 (en) * | 2009-10-01 | 2011-07-21 | 3M Innovative Properties Company | Self-contained, sprayable, silyl terminated adhesive systems |
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TWI485179B (zh) * | 2014-04-09 | 2015-05-21 | Eternal Materials Co Ltd | 經改質之含磷不飽和聚酯 |
TWI808064B (zh) * | 2016-11-30 | 2023-07-11 | 美商Icl-Ip美國股份有限公司 | 熱固性樹脂之活性酯硬化劑、含彼之阻燃組成物及由彼製成的物品 |
KR101884095B1 (ko) * | 2016-12-23 | 2018-07-31 | 주식회사 두산 | 접착제 조성물 및 이를 이용하는 플렉시블 플랫 케이블 |
EP3597690A1 (de) * | 2018-07-19 | 2020-01-22 | Covestro Deutschland AG | Heterocyclen-funktionelle polyether oder polyethercarbonate und verfahren zu deren herstellung |
US20210363361A1 (en) * | 2020-05-21 | 2021-11-25 | B/E Aerospace, Inc. | Materials to promote disinfecting aircraft interiors |
CN112876668B (zh) * | 2021-04-29 | 2021-07-20 | 江苏火凤凰线缆系统技术股份有限公司 | 一种汽车传感器电线及其制备工艺 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20110039452A (ko) * | 2008-08-07 | 2011-04-18 | 다이요 홀딩스 가부시키가이샤 | 난연성 광 경화성 수지 조성물, 그의 드라이 필름 및 경화물, 및 이들을 사용한 인쇄 배선판 |
CN102112920A (zh) * | 2008-08-07 | 2011-06-29 | 太阳控股株式会社 | 阻燃性光固化性树脂组合物、其干膜及固化物以及使用它们的印刷电路板 |
KR101693053B1 (ko) * | 2008-08-07 | 2017-01-04 | 다이요 홀딩스 가부시키가이샤 | 난연성 광 경화성 수지 조성물, 그의 드라이 필름 및 경화물, 및 이들을 사용한 인쇄 배선판 |
WO2011041148A3 (en) * | 2009-10-01 | 2011-07-21 | 3M Innovative Properties Company | Self-contained, sprayable, silyl terminated adhesive systems |
Also Published As
Publication number | Publication date |
---|---|
EP2090610A1 (en) | 2009-08-19 |
TW200835707A (en) | 2008-09-01 |
US20100069599A1 (en) | 2010-03-18 |
KR20090098837A (ko) | 2009-09-17 |
CN101568574B (zh) | 2011-11-02 |
JPWO2008068996A1 (ja) | 2010-03-18 |
CN101568574A (zh) | 2009-10-28 |
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