CN106087446A - A kind of slim aqueous four-side elastic synthetic leather - Google Patents
A kind of slim aqueous four-side elastic synthetic leather Download PDFInfo
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- CN106087446A CN106087446A CN201610642759.9A CN201610642759A CN106087446A CN 106087446 A CN106087446 A CN 106087446A CN 201610642759 A CN201610642759 A CN 201610642759A CN 106087446 A CN106087446 A CN 106087446A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
- D06N3/145—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes two or more layers of polyurethanes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0059—Organic ingredients with special effects, e.g. oil- or water-repellent, antimicrobial, flame-resistant, magnetic, bactericidal, odour-influencing agents; perfumes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
- D06N3/147—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes characterised by the isocyanates used
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/12—Permeability or impermeability properties
- D06N2209/121—Permeability to gases, adsorption
- D06N2209/123—Breathable
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/12—Permeability or impermeability properties
- D06N2209/126—Permeability to liquids, absorption
- D06N2209/128—Non-permeable
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1671—Resistance to bacteria, mildew, mould, fungi
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1678—Resistive to light or to UV
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2211/00—Specially adapted uses
- D06N2211/12—Decorative or sun protection articles
- D06N2211/28—Artificial leather
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention discloses a kind of slim aqueous four-side elastic synthetic leather, including spandex fabric base fabric and the surface layer being coated on spandex fabric base fabric one side, described surface layer is three hierarchical structures, including aqueous PU bottom, water-base resin intermediate layer and antibacterial resistance to surface layer of water, described aqueous PU bottom, water-base resin intermediate layer and antibacterial resistance to surface layer of water three are sequentially connected with, and the thickness of described surface layer is 0.15～0.45mm.A kind of slim aqueous four-side elastic synthetic leather of the present invention, surface layer is by aqueous PU bottom, water-base resin intermediate layer and antibacterial resistance to surface layer of water form three hierarchical structures, cortex sense is stronger, and all employing aqueous polyurethane emulsions are raw material, safety and environmental protection, resistance to complications, pliability is high, tensile strength is big, also there is higher breathability, waterproof and breathable is effective, antibacterial resistance to surface layer of water uses nanometer Fructus Cannabis powder to be antibacterial, there is preferable antibacterial effect, also there is the effect of anti-ultraviolet, using DOW CORNING DC 57 organic silicon polyether copolymer is slipping agent, the smooth surface of synthetic leather, abrasion-resistant is effective.
Description
[technical field]
The present invention relates to the technical field of clothing leather, particularly to a kind of slim aqueous four-side elastic synthetic leather.
[background technology]
Synthetic leather goods, because of the performance advantage of its uniqueness, have been applied to multiple fields of people's life, have increasingly been subject to
The favor of people.Spandex fabric, is the cloth of the good springiness such as one is mainly used in slip cover, clothing.It adapts to the activity of human body,
With stretching with contracting, brisk comfortable, and the beautiful outline form of clothing can be kept, the position such as the knee of clothes, ancon unlikely because wearing time
Between long and deform heave.On spandex fabric, generally coat synthetic material, prepare four-side elastic synthetic leather, be used for making leather wear.
Along with development and the enhancing of environmental consciousness of technology, many employing polyurethane resins, as synthetic material, have safety
Nontoxic, environmental friendliness, and there is the texture of corium, durable effect, but, synthetic leather is mostly at present is with the poly-ammonia of solvent-borne type
Ester is that primary raw material is processed producing, and can bring volatilization and the pollution problem of organic solvent, affect the strong of staff simultaneously
Health.And current slim synthetic leather corrosion resistance, wearability is poor, peel strength is relatively low, in use, easily occurs " falling
Skin " phenomenon, in order to solve the problems referred to above, it is necessary to propose a kind of slim aqueous four-side elastic synthetic leather.
[summary of the invention]
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, it is provided that a kind of slim aqueous four-side elastic synthetic leather,
It aims to solve the problem that in prior art seriously polluted in the production process of synthetic leather, and slim synthetic leather corrosion resistance, wearability are poor,
The technical problem that peel strength is relatively low.
For achieving the above object, the present invention proposes a kind of slim aqueous four-side elastic synthetic leather, including spandex fabric base fabric and
Being coated on the surface layer of spandex fabric base fabric one side, described surface layer is three hierarchical structures, in the middle of aqueous PU bottom, water-base resin
Layer and antibacterial resistance to surface layer of water, described aqueous PU bottom, water-base resin intermediate layer and antibacterial resistance to surface layer of water three be sequentially connected with, institute
The aqueous PU bottom stated is bonding with the laminating of the one side of spandex fabric base fabric, and the thickness of described surface layer is 0.15～0.45mm.
As preferably, described spandex fabric base fabric no-station pole canopy in coating procedure puts cloth.
As preferably, described aqueous PU bottom is prepared from by the raw material of following mass fraction: aqueous polyurethane emulsion
75～85 parts, firming agent 2.5～3.5 parts, thickening agent 2～3 parts, cross-linking agent 2～3 parts, levelling agent 0.2～0.5 part.
As preferably, described water-base resin intermediate layer is prepared from by the raw material of following mass fraction: aqueous polyurethane
Emulsion 75～85 parts, coupling agent 4.5～5.5 parts, thickening agent 2～3 parts, cross-linking agent 2～3 parts, levelling agent 0.2～0.5 part, solidification
Agent 0.5～1 part, described coupling agent is KH-550 silane coupler.
As preferably, described antibacterial resistance to surface layer of water is prepared from by the raw material of following mass fraction: aqueous polyurethane breast
Liquid 75～85 parts, thickening agent 2～3 parts, cross-linking agent 2～3 parts, coupling agent 2～3 parts, levelling agent 0.2～0.5 part, firming agent 0.5
～1 part, antibacterial 1.2～2.8 parts, slipping agent 0.5～1 part, described coupling agent is KH-550 silane coupler, and described is anti-
Microbial inoculum is nanometer Fructus Cannabis powder, and described slipping agent is DOW CORNING DC-57 organic silicon polyether copolymer.
As preferably, described aqueous polyurethane emulsion is prepared from the following materials: polyhydric alcohol, diisocyanate, parent
Water preparation chain extender, acetone, neutralization salt forming agent, chain extender, deionized water, described aqueous polyurethane emulsion solid content be 35～
45%.
As preferably, described polyhydric alcohol includes polyether polyol, PEPA, polycarbonate polyol, described
Diisocyanate uses one or more in TDI, MDI, HDI, IPDI, described hydrophilizing agent chain extender to use DMPA, described
Neutralization salt forming agent use TEA, described chain extender uses EDA.
As preferably, described polyether polyol, PEPA, the mass ratio of polycarbonate polyol three are
45:55:1.
As preferably, described thickening agent is polyurethanes thickening agent or cellulose thickener, and described cross-linking agent is
DF-818 isocyanate crosslinking, described levelling agent is organosilicon polymer or acrylate polymer, and described firming agent is
Aqueous epoxy resin curing agent.
Beneficial effects of the present invention: compared with prior art, the one slim aqueous four-side elastic synthetic leather that the present invention provides,
Surface layer uses three hierarchical structures formed by aqueous PU bottom, water-base resin intermediate layer and antibacterial resistance to surface layer of water, and cortex sense is relatively strong,
And all employing aqueous polyurethane emulsions are raw material, not only safety and environmental protection, and resistance to complications, pliability are high, tensile strength big, with
Time also there is higher breathability, waterproof and breathable is effective, antibacterial resistance to surface layer of water use nanometer Fructus Cannabis powder be antibacterial, not only have
Having preferable antibacterial effect, also have the effect of anti-ultraviolet, it is smooth for using DOW CORNING DC-57 organic silicon polyether copolymer
Agent, the smooth surface of four-side elastic synthetic leather, abrasion-resistant is effective.
Inventive feature and advantage will combine accompanying drawing by embodiment and be described in detail.
[accompanying drawing explanation]
Fig. 1 is the structural representation of a kind of slim aqueous four-side elastic synthetic leather of the present invention.
In figure: 1-spandex fabric base fabric, 2-surface layer, 21-aqueous PU bottom, 22-water-base resin intermediate layer, 23-is antibacterial water-fast
Top layer.
[detailed description of the invention]
For making the object, technical solutions and advantages of the present invention of greater clarity, below by accompanying drawing and embodiment, right
The present invention is further elaborated.However, it should be understood that specific embodiment described herein is only in order to explain this
Bright, it is not limited to the scope of the present invention.Additionally, in the following description, eliminate the description to known features and technology, with
Avoid unnecessarily obscuring idea of the invention.
Refering to Fig. 1, the embodiment of the present invention provides a kind of slim aqueous four-side elastic synthetic leather, including spandex fabric base fabric 1 and painting
Being overlying on the surface layer 2 of spandex fabric base fabric 1 one side, described surface layer 2 is three hierarchical structures, including aqueous PU bottom 21, water-base resin
Intermediate layer 22 and antibacterial resistance to surface layer of water 23, described aqueous PU bottom 21, water-base resin intermediate layer 22 and antibacterial resistance to surface layer of water 23
Three is sequentially connected with, and described aqueous PU bottom 21 is bonding with the laminating of the one side of spandex fabric base fabric 1, the thickness of described surface layer 2
It is 0.15～0.45mm.
Wherein, described spandex fabric base fabric 1 no-station pole canopy in coating procedure puts cloth.
Further, described aqueous PU bottom 21 is prepared from by the raw material of following mass fraction: aqueous polyurethane breast
Liquid 75～85 parts, firming agent 2.5～3.5 parts, thickening agent 2～3 parts, cross-linking agent 2～3 parts, levelling agent 0.2～0.5 part, described
Water-base resin intermediate layer 22 is prepared from by the raw material of following mass fraction: aqueous polyurethane emulsion 75～85 parts, coupling agent 4.5
～5.5 parts, thickening agent 2～3 parts, cross-linking agent 2～3 parts, levelling agent 0.2～0.5 part, firming agent 0.5～1 part, described coupling
Agent is KH-550 silane coupler, and described antibacterial resistance to surface layer of water 23 is prepared from by the raw material of following mass fraction: aqueous is gathered
Urethane emulsion 75～85 parts, thickening agent 2～3 parts, cross-linking agent 2～3 parts, coupling agent 2～3 parts, levelling agent 0.2～0.5 part, solidification
Agent 0.5～1 part, antibacterial 1.2～2.8 parts, slipping agent 0.5～1 part, described coupling agent is KH-550 silane coupler, institute
The antibacterial stated is nanometer Fructus Cannabis powder, and described slipping agent is DOW CORNING DC-57 organic silicon polyether copolymer.
Further, described aqueous polyurethane emulsion is prepared from the following materials: polyhydric alcohol, diisocyanate, parent
Water preparation chain extender, acetone, neutralization salt forming agent, chain extender, deionized water, described aqueous polyurethane emulsion solid content be 35～
45%.
Further, described polyhydric alcohol includes polyether polyol, PEPA, polycarbonate polyol, described
Diisocyanate use one or more in TDI, MDI, HDI, IPDI, described hydrophilizing agent chain extender to use DMPA, institute
The neutralization salt forming agent stated uses TEA, described chain extender to use EDA, described polyether polyol, PEPA, poly-carbonic acid
The mass ratio of ester polyol three is 45:55:1, and described thickening agent is polyurethanes thickening agent or cellulose thickener,
Described cross-linking agent is DF-818 isocyanate crosslinking, and described levelling agent is organosilicon polymer or acrylate polymer,
Described firming agent is aqueous epoxy resin curing agent.
In embodiments of the present invention, using polyether polyol, PEPA, polycarbonate polyol is the former of polyhydric alcohol
Material, has preferable physical property, stronger feel, and service life is long, and employing aqueous epoxy resins is firming agent, improves bonding
Intensity, the peel strength of four-side elastic synthetic leather is relatively big, the most also has high-modulus, high intensity and high chemical resistance.Additionally, at water
Property PU bottom 21, water-base resin intermediate layer 22 and also can add appropriate water soluble dyestuffs in raw material preparing of antibacterial resistance to surface layer of water 23
And coloring agent, improve the appearance of four-side elastic synthetic leather, produce the four-side elastic synthetic leather of different outward appearance.
The one slim aqueous four-side elastic synthetic leather that the present invention provides, surface layer 2 uses by aqueous PU bottom 21, water-base resin
Three hierarchical structures that intermediate layer 22 and antibacterial resistance to surface layer of water 23 are formed, cortex sense is relatively strong, and all employing aqueous polyurethane emulsions are
Raw material, not only safety and environmental protection, and resistance to complications, pliability are high, tensile strength big, the most also have higher breathability, anti-
Water air permeable effect is good, and antibacterial resistance to surface layer of water 23 uses nanometer Fructus Cannabis powder to be antibacterial, not only has preferable antibacterial effect, also has
Having the effect of anti-ultraviolet, using DOW CORNING DC-57 organic silicon polyether copolymer is slipping agent, the surface light of four-side elastic synthetic leather
Sliding, abrasion-resistant is effective.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any amendment, equivalent or the improvement etc. made within god and principle, should be included within the scope of the present invention.
Claims (9)
1. a slim aqueous four-side elastic synthetic leather, including spandex fabric base fabric (1) and be coated on spandex fabric base fabric (1) one side face
Layer (2), it is characterised in that: described surface layer (2) is three hierarchical structures, including aqueous PU bottom (21), water-base resin intermediate layer
And antibacterial resistance to surface layer of water (23), described aqueous PU bottom (21), water-base resin intermediate layer (22) and antibacterial resistance to surface layer of water (22)
(23) three is sequentially connected with, the surface layer that described aqueous PU bottom (21) is bonding, described with the laminating of the one side of spandex fabric base fabric (1)
(2) thickness is 0.15～0.45mm.
A kind of slim aqueous four-side elastic synthetic leather the most as claimed in claim 1, it is characterised in that: described spandex fabric base fabric
(1) in coating procedure, no-station pole canopy puts cloth.
A kind of slim aqueous four-side elastic synthetic leather the most as claimed in claim 1, it is characterised in that: described aqueous PU bottom
(21) it is prepared from by the raw material of following mass fraction: aqueous polyurethane emulsion 75～85 parts, firming agent 2.5～3.5 parts, thickening
Agent 2～3 parts, cross-linking agent 2～3 parts, levelling agent 0.2～0.5 part.
A kind of slim aqueous four-side elastic synthetic leather the most as claimed in claim 1, it is characterised in that: in the middle of described water-base resin
Layer (22) is prepared from by the raw material of following mass fraction: aqueous polyurethane emulsion 75～85 parts, coupling agent 4.5～5.5 parts, increasing
Thick dose 2～3 parts, cross-linking agent 2～3 parts, levelling agent 0.2～0.5 part, firming agent 0.5～1 part, described coupling agent is KH-550
Silane coupler.
A kind of slim aqueous four-side elastic synthetic leather the most as claimed in claim 1, it is characterised in that: described antibacterial resistance to surface layer of water
(23) it is prepared from by the raw material of following mass fraction: aqueous polyurethane emulsion 75～85 parts, thickening agent 2～3 parts, cross-linking agent 2
～3 parts, coupling agent 2～3 parts, levelling agent 0.2～0.5 part, firming agent 0.5～1 part, antibacterial 1.2～2.8 parts, slipping agent 0.5
～1 part, described coupling agent is KH-550 silane coupler, and described antibacterial is nanometer Fructus Cannabis powder, and described slipping agent is
DOW CORNING DC-57 organic silicon polyether copolymer.
6. the one slim aqueous four-side elastic synthetic leather as described in any one in claim 3 to 5, it is characterised in that: described
Aqueous polyurethane emulsion be prepared from the following materials: polyhydric alcohol, diisocyanate, hydrophilizing agent chain extender, acetone, neutralize into
Salt agent, chain extender, deionized water, described aqueous polyurethane emulsion solid content is 35～45%.
A kind of slim aqueous four-side elastic synthetic leather the most as claimed in claim 6, it is characterised in that: described polyhydric alcohol includes gathering
Ethoxylated polyhydric alcohol, PEPA, polycarbonate polyol, described diisocyanate uses in TDI, MDI, HDI, IPDI
Planting or multiple, described hydrophilizing agent chain extender uses DMPA, described neutralization salt forming agent to use TEA, described chain extender to use
EDA。
A kind of slim aqueous four-side elastic synthetic leather the most as claimed in claim 7, it is characterised in that: described polyether polyol,
PEPA, the mass ratio of polycarbonate polyol three are 45:55:1.
9. the one slim aqueous four-side elastic synthetic leather as described in any one in claim 3 to 5, it is characterised in that: described
Thickening agent be polyurethanes thickening agent or cellulose thickener, described cross-linking agent is DF-818 isocyanate crosslinking,
Described levelling agent is organosilicon polymer or acrylate polymer, and described firming agent is aqueous epoxy resin curing agent.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610642759.9A CN106087446A (en) | 2016-08-08 | 2016-08-08 | A kind of slim aqueous four-side elastic synthetic leather |
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| CN201610642759.9A CN106087446A (en) | 2016-08-08 | 2016-08-08 | A kind of slim aqueous four-side elastic synthetic leather |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107587356A (en) * | 2017-09-21 | 2018-01-16 | 福建小薇金匙科技孵化有限公司 | A kind of elastomeric environment-friendly type synthetic leather |
| CN107904962A (en) * | 2017-11-03 | 2018-04-13 | 浙江瑞普实业有限公司 | The research and development of no-solvent polyurethane four sides elasticity mirror surface leather and production method |
| CN109554935A (en) * | 2018-12-29 | 2019-04-02 | 扬州市德运塑业科技股份有限公司 | A kind of antibacterial and mouldproof synthetic leather production technology |
| CN112409563A (en) * | 2020-11-21 | 2021-02-26 | 华大化学(安徽)有限公司 | Surface layer polyurethane resin for dry-method direct-sticking four-side elastic clothing leather and preparation method thereof |
| CN114108335A (en) * | 2021-12-07 | 2022-03-01 | 万华化学集团股份有限公司 | Water-based dry-adhered double-layer leather with transfer film and preparation method thereof |
| CN114318877A (en) * | 2022-01-25 | 2022-04-12 | 广东溢达纺织有限公司 | Woven belt with leather-like hand feeling and preparation method thereof |
| CN115075023A (en) * | 2022-07-12 | 2022-09-20 | 百草边大生物科技(青岛)有限公司 | Preparation method of large biological water-based synthetic leather containing tea active ingredients |
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| CN107587356A (en) * | 2017-09-21 | 2018-01-16 | 福建小薇金匙科技孵化有限公司 | A kind of elastomeric environment-friendly type synthetic leather |
| CN107587356B (en) * | 2017-09-21 | 2019-10-08 | 福建小薇金匙科技孵化有限公司 | A kind of elastomeric environment-friendly type synthetic leather |
| CN107904962A (en) * | 2017-11-03 | 2018-04-13 | 浙江瑞普实业有限公司 | The research and development of no-solvent polyurethane four sides elasticity mirror surface leather and production method |
| CN109554935A (en) * | 2018-12-29 | 2019-04-02 | 扬州市德运塑业科技股份有限公司 | A kind of antibacterial and mouldproof synthetic leather production technology |
| CN109554935B (en) * | 2018-12-29 | 2021-04-09 | 扬州市德运塑业科技股份有限公司 | Production process of antibacterial and mildewproof synthetic leather |
| CN112409563A (en) * | 2020-11-21 | 2021-02-26 | 华大化学(安徽)有限公司 | Surface layer polyurethane resin for dry-method direct-sticking four-side elastic clothing leather and preparation method thereof |
| CN114108335A (en) * | 2021-12-07 | 2022-03-01 | 万华化学集团股份有限公司 | Water-based dry-adhered double-layer leather with transfer film and preparation method thereof |
| CN114108335B (en) * | 2021-12-07 | 2024-06-25 | 万华化学集团股份有限公司 | Water-based dry-adhered two-layer leather transfer film leather and preparation method thereof |
| CN114318877A (en) * | 2022-01-25 | 2022-04-12 | 广东溢达纺织有限公司 | Woven belt with leather-like hand feeling and preparation method thereof |
| CN115075023A (en) * | 2022-07-12 | 2022-09-20 | 百草边大生物科技(青岛)有限公司 | Preparation method of large biological water-based synthetic leather containing tea active ingredients |
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