CN206015387U - A kind of solvent-free type environment-friendly synthetic leather - Google Patents
A kind of solvent-free type environment-friendly synthetic leather Download PDFInfo
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- CN206015387U CN206015387U CN201620853229.4U CN201620853229U CN206015387U CN 206015387 U CN206015387 U CN 206015387U CN 201620853229 U CN201620853229 U CN 201620853229U CN 206015387 U CN206015387 U CN 206015387U
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- solvent
- aqueouss
- synthetic leather
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- high solid
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- Treatment And Processing Of Natural Fur Or Leather (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
The utility model discloses a kind of solvent-free type environment-friendly synthetic leather, including crust layer main body and base material, the crust layer main body includes aqueouss PU surface layer, solvent-free high solid middle level and aqueouss PU adhesive layer, lamellar composite forms crust layer main body successively for aqueouss PU surface layer, solvent-free high solid middle level and aqueouss PU adhesive layer, aqueouss PU adhesive layer and base material are fit together by roll-in mode, the solvent-free type environment-friendly synthetic leather section is followed successively by aqueouss PU surface layer, solvent-free high solid middle level, aqueouss PU adhesive layer, base material；The beneficial effects of the utility model are：There is excellent levelability and spreadability, wear-resisting scratch resistance performance can be improved.
Description
Technical field
This utility model is related to technical field of synthetic leather, and in particular to a kind of solvent-free type environment-friendly synthetic leather.
Background technology
Every premium properties of synthetic leather is that natural leather cannot replace, and synthetic leather also instead of inadequate resource in a large number
Natural leather.The decoration that case and bag, clothing, footwear, vehicle and furniture are made using synthetic leather, increasingly obtains the affirmative in market, its
Range of application is wide, and quantity is big, as many as kind, is that traditional natural leather cannot meet.Chinese governments at all levels weigh very much
All it has been the growth of two digits every year depending on synthetic leather since developing the synthetic leather industry of oneself, reform and opening-up, synthetic leather industry is just
Flourishing, China has become global synthetic leather big producing country.
Content of the invention
Task of the present utility model is to provide a kind of with excellent spreadability, the no-solvent type of the wear-resisting scratch resistance performance of raising
Environmental synthetic leather.
A kind of solvent-free type environment-friendly synthetic leather, including crust layer main body and base material, the crust layer main body includes aqueouss PU
Surface layer, solvent-free high solid middle level and aqueouss PU adhesive layer, aqueouss PU surface layer, solvent-free high solid middle level and aqueouss PU adhesive layer are successively
Lamellar composite forms the crust layer main body, and wherein aqueouss PU adhesive layer is fit together by roll-in mode and base material, described
Solvent-free type environment-friendly synthetic leather section is followed successively by aqueouss PU surface layer, solvent-free high solid middle level, aqueouss PU adhesive layer, base material.
More excellent, the aqueouss PU surface layer is aqueous polyurethane, and the aqueous polyurethane is by waterborne polyurethane resin, disappears
The reactant formed after the reaction of infusion, levelling agent and mill base.
More excellent, the waterborne polyurethane resin is aliphatic category polyurethane resin, and defoamer is emulsified silicone oil class, levelling
Agent is polydimethylsiloxane class and PSI class.
More excellent, the solvent-free high solid middle level is aqueous polyurethane, and the aqueous polyurethane is by high solid resin, solidification
The reactant formed after the reaction of agent, levelling agent and mill base.
More excellent, the high solid resin is 100% solid content polyurethane resin, and firming agent is aliphatic category aniline, levelling
Agent is silicone.
More excellent, the aqueouss PU adhesive layer is aqueous polyurethane, and the aqueous polyurethane is by water-base resin, levelling agent
With the reactant formed after defoamer reaction.
More excellent, the base material is inelastic base fabric.
More excellent, the thickness of the aqueouss PU surface layer is 0.01-0.03mm, and the thickness in solvent-free high solid middle level is 0.06-
0.08mm, the thickness of aqueouss PU adhesive layer is 0.05-0.08mm, and the thickness of base material is 0.65-0.75mm.
The beneficial effects of the utility model are：There is excellent levelability and spreadability, wear-resisting scratch resistance performance can be improved.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Wherein, 1- aqueouss PU surface layer, the solvent-free high solid middle levels of 2-, 3- aqueouss PU adhesive layers, 4- base materials.
Specific embodiment
A kind of solvent-free type environment-friendly synthetic leather of this utility model is further described below in conjunction with accompanying drawing：
As shown in figure 1, a kind of solvent-free type environment-friendly synthetic leather, including crust layer main body and base material 4, the crust layer main body
Including aqueouss PU surface layer 1, solvent-free high solid middle level 2 and aqueouss PU adhesive layer 3, aqueouss PU surface layer 1, solvent-free high solid 2 and of middle level
Lamellar composite forms the crust layer main body to aqueouss PU adhesive layer 3 successively, and wherein aqueouss PU adhesive layer 3 is by roll-in mode and base
Material 4 fits together, and solvent-free type environment-friendly synthetic leather section is followed successively by aqueouss PU surface layer 1, solvent-free high solid middle level 2, aqueouss PU
Adhesive layer 3, base material 4；Aqueouss PU surface layer 1 is aqueous polyurethane, and the aqueous polyurethane is by waterborne polyurethane resin, froth breaking
The reactant formed after the reaction of agent, levelling agent and mill base, waterborne polyurethane resin is aliphatic category polyurethane resin, and defoamer is
Emulsified silicone oil class, levelling agent are polydimethylsiloxane class and PSI class, and solvent-free high solid middle level is aqueouss
Polyurethane, the aqueous polyurethane are the reactants formed after high solid resin, firming agent, levelling agent and mill base reaction；Gao Gu
Resin is 100% solid content polyurethane resin, and firming agent is aliphatic category aniline, and levelling agent is silicone.Aqueouss PU are bonded
Layer 3 is aqueous polyurethane, and the aqueous polyurethane is the reactant formed after water-base resin, levelling agent and defoamer react.
Base material 4 is inelastic base fabric.The thickness of aqueouss PU surface layer 1 is 0.01-0.03mm, and the thickness in solvent-free high solid middle level 2 is 0.06-
0.08mm, the thickness of aqueouss PU adhesive layer 3 is 0.05-0.08mm, and the thickness of base material 4 is 0.65-0.75mm.During solvent-free height is solid
The preferred structure of layer 2 is high solid 100 parts of resin, 8 parts of firming agent, 1 part of levelling agent, appropriate mill base, aqueouss PU adhesive layer 3 preferred
Structure is 100 parts of water-base resin, 1 part of levelling agent, 1 part of defoamer.
Production technology of the present utility model is：
The first step：Aqueouss PU surface layer, solvent-free high solid middle level, PU adhesive layers are respectively coated on release paper using knife is applied
On；
Second step：Through drying, foaming, after the processing step of cooling, form crust layer main body；
3rd step：Crust layer main body is fit together by roll-in mode with base material, after drying, cooling, using stripping
Finished product synthetic leather is distinguished rolling with release paper from device.
Test through TEBER, wearability of the present utility model can reach 50,000 times, and the wearability of common synthetic leather is up to 3
Thousand times.
The beneficial effects of the utility model are：There is excellent levelability and spreadability, wear-resisting scratch resistance performance can be improved.
This utility model describes some embodiments and its accompanying drawing in detail, but this utility model is not limited to these embodiments
And its accompanying drawing, as long as those of ordinary skill in the art do not pay creative work according to this utility model, which is modified,
Other embodiment and its accompanying drawing obtained from equivalent, improvement etc., in protection domain of the present utility model.
Claims (8)
1. a kind of solvent-free type environment-friendly synthetic leather, including crust layer main body and base material, it is characterised in that the crust layer main body bag
Aqueouss PU surface layer, solvent-free high solid middle level and aqueouss PU adhesive layer is included, aqueouss PU surface layer, solvent-free high solid middle level and aqueouss PU are viscous
Lamellar composite forms the crust layer main body successively to close layer, and wherein aqueouss PU adhesive layer is fitted in one by roll-in mode and base material
Rise, the solvent-free type environment-friendly synthetic leather section is followed successively by aqueouss PU surface layer, solvent-free high solid middle level, aqueouss PU adhesive layer, base
Material.
2. a kind of solvent-free type environment-friendly synthetic leather according to claim 1, it is characterised in that the aqueouss PU surface layer is water
Property polyurethane, the aqueous polyurethane be by waterborne polyurethane resin, defoamer, levelling agent and mill base react after formed reaction
Thing.
3. a kind of solvent-free type environment-friendly synthetic leather according to claim 2, it is characterised in that the waterborne polyurethane resin
For aliphatic category polyurethane resin, defoamer is emulsified silicone oil class, and levelling agent is polydimethylsiloxane class and polymethyl-benzene base
Type siloxane.
4. a kind of solvent-free type environment-friendly synthetic leather according to claim 1, it is characterised in that the solvent-free high solid middle level
For aqueous polyurethane, the aqueous polyurethane is the reaction formed after high solid resin, firming agent, levelling agent and mill base reaction
Thing.
5. a kind of solvent-free type environment-friendly synthetic leather according to claim 4, it is characterised in that the high solid resin is
100% solid content polyurethane resin, firming agent are aliphatic category aniline, and levelling agent is silicone.
6. a kind of solvent-free type environment-friendly synthetic leather according to claim 1, it is characterised in that the aqueouss PU adhesive layer is
Aqueous polyurethane, the aqueous polyurethane are the reactants formed after water-base resin, levelling agent and defoamer react.
7. a kind of solvent-free type environment-friendly synthetic leather according to claim 1, it is characterised in that the base material is inelastic base
Cloth.
8. a kind of solvent-free type environment-friendly synthetic leather according to claim 1, it is characterised in that the thickness of the aqueouss PU surface layer
Spend for 0.01-0.03mm, the thickness in solvent-free high solid middle level is 0.06-0.08mm, and the thickness of aqueouss PU adhesive layer is 0.05-
0.08mm, the thickness of base material is 0.65-0.75mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620853229.4U CN206015387U (en) | 2016-08-08 | 2016-08-08 | A kind of solvent-free type environment-friendly synthetic leather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620853229.4U CN206015387U (en) | 2016-08-08 | 2016-08-08 | A kind of solvent-free type environment-friendly synthetic leather |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206015387U true CN206015387U (en) | 2017-03-15 |
Family
ID=58247741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620853229.4U Expired - Fee Related CN206015387U (en) | 2016-08-08 | 2016-08-08 | A kind of solvent-free type environment-friendly synthetic leather |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206015387U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107604685A (en) * | 2017-10-25 | 2018-01-19 | 安徽安利材料科技股份有限公司 | A kind of preparation method of high temperature resistant color inhibition no-solvent polyurethane synthetic leather |
| CN108894008A (en) * | 2018-07-18 | 2018-11-27 | 华伦皮塑（苏州）有限公司 | A kind of punching light transmission leather and preparation method thereof |
| CN109056357A (en) * | 2018-06-29 | 2018-12-21 | 启东纳恩新材料有限公司 | A kind of wear-resisting organosilicon leather and preparation method |
| CN110644255A (en) * | 2019-10-31 | 2020-01-03 | 安徽安利材料科技股份有限公司 | Waterborne foaming velvet solvent-free composite polyurethane synthetic leather for sofa and preparation method thereof |
-
2016
- 2016-08-08 CN CN201620853229.4U patent/CN206015387U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107604685A (en) * | 2017-10-25 | 2018-01-19 | 安徽安利材料科技股份有限公司 | A kind of preparation method of high temperature resistant color inhibition no-solvent polyurethane synthetic leather |
| CN109056357A (en) * | 2018-06-29 | 2018-12-21 | 启东纳恩新材料有限公司 | A kind of wear-resisting organosilicon leather and preparation method |
| CN108894008A (en) * | 2018-07-18 | 2018-11-27 | 华伦皮塑（苏州）有限公司 | A kind of punching light transmission leather and preparation method thereof |
| CN110644255A (en) * | 2019-10-31 | 2020-01-03 | 安徽安利材料科技股份有限公司 | Waterborne foaming velvet solvent-free composite polyurethane synthetic leather for sofa and preparation method thereof |
| CN110644255B (en) * | 2019-10-31 | 2022-06-21 | 安徽安利材料科技股份有限公司 | Waterborne foaming velvet solvent-free composite polyurethane synthetic leather for sofa and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20190808 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |