CN220973592U - Synthetic leather based on wet grinding process - Google Patents
Synthetic leather based on wet grinding process Download PDFInfo
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- CN220973592U CN220973592U CN202322547638.4U CN202322547638U CN220973592U CN 220973592 U CN220973592 U CN 220973592U CN 202322547638 U CN202322547638 U CN 202322547638U CN 220973592 U CN220973592 U CN 220973592U
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- layer
- synthetic leather
- wet
- stainless steel
- metal fiber
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- 239000002649 leather substitute Substances 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000001238 wet grinding Methods 0.000 title claims description 7
- 238000005520 cutting process Methods 0.000 claims abstract description 33
- 239000000835 fiber Substances 0.000 claims abstract description 32
- 239000002184 metal Substances 0.000 claims abstract description 26
- 229910052751 metal Inorganic materials 0.000 claims abstract description 26
- 229920002635 polyurethane Polymers 0.000 claims abstract description 24
- 239000004814 polyurethane Substances 0.000 claims abstract description 24
- 239000004744 fabric Substances 0.000 claims abstract description 14
- 238000009423 ventilation Methods 0.000 claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 11
- 229910001220 stainless steel Inorganic materials 0.000 claims description 24
- 239000003242 anti bacterial agent Substances 0.000 claims description 18
- 239000012752 auxiliary agent Substances 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 229920000728 polyester Polymers 0.000 claims description 3
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims description 3
- 238000009941 weaving Methods 0.000 claims description 3
- 238000007730 finishing process Methods 0.000 claims 4
- 238000000227 grinding Methods 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 67
- 239000010985 leather Substances 0.000 description 8
- ZENOXNGFMSCLLL-UHFFFAOYSA-N vanillyl alcohol Chemical compound COC1=CC(CO)=CC=C1O ZENOXNGFMSCLLL-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 235000009499 Vanilla fragrans Nutrition 0.000 description 3
- 244000263375 Vanilla tahitensis Species 0.000 description 3
- 235000012036 Vanilla tahitensis Nutrition 0.000 description 3
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 2
- 229910001431 copper ion Inorganic materials 0.000 description 2
- 229920005749 polyurethane resin Polymers 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000003854 Surface Print Methods 0.000 description 1
- QVZZPLDJERFENQ-NKTUOASPSA-N bassianolide Chemical compound CC(C)C[C@@H]1N(C)C(=O)[C@@H](C(C)C)OC(=O)[C@H](CC(C)C)N(C)C(=O)[C@@H](C(C)C)OC(=O)[C@H](CC(C)C)N(C)C(=O)[C@@H](C(C)C)OC(=O)[C@H](CC(C)C)N(C)C(=O)[C@@H](C(C)C)OC1=O QVZZPLDJERFENQ-NKTUOASPSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000003278 mimic effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Landscapes
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The utility model discloses synthetic leather based on a wet surface grinding process, which has the technical scheme that the synthetic leather comprises a base cloth layer, wherein metal fiber layers for improving the strength of the synthetic leather are respectively bonded on two sides of the base cloth layer, a wet polyurethane layer is coated on the base cloth layer and the metal fiber layers through a wet method, a reinforcing layer is bonded on one end of the wet polyurethane layer, which is far away from the metal fiber layers, an anti-cutting layer is bonded on one end of the reinforcing layer, which is far away from the metal fiber layers, and ventilation holes are formed in the anti-cutting layer in a penetrating manner.
Description
Technical Field
The utility model relates to the technical field of synthetic leather, in particular to synthetic leather based on a wet grinding process.
Background
Plastic articles which mimic the composition and structure of natural leather and are useful as substitutes for natural leather. The leather is made of impregnated non-woven fabric as net layer and microporous polyurethane layer as grain surface layer, and has similar front and back surfaces to leather, certain air permeability and natural leather similar to common artificial leather. The method is widely used for manufacturing shoes, boots, bags, balls and the like, and the production method of the synthetic leather can be divided into three methods of a dry method, a wet method and a condensation Xu Fu method, and the production flow of a wet method flour milling process is as follows: adding DMF solvent, other fillers and auxiliary agents into polyurethane wet resin to prepare mixed liquor, defoaming by a vacuum machine, dipping or coating on base cloth, then placing into water which has affinity with solvent (DMF) but is not compatible with polyurethane resin, replacing the solvent (DMF) by water, and gradually solidifying the polyurethane resin to form a porous coating, namely a microporous polyurethane grain surface layer, which is conventionally called Bass (translation of English BASS) with the meaning of a base material (semi-finished leather), wherein the Bass can be made into a polyurethane synthetic leather finished product after dry veneering or surface finishing, such as surface printing, embossing, skin grinding and other processes.
The wet synthetic leather has the appearance texture and physical characteristics comparable to those of natural leather, and the mildew-proof performance is better than that of natural leather, but the synthetic leather has lower strength and is easy to break when being impacted by sharper objects or torn.
Disclosure of utility model
The utility model aims to provide synthetic leather based on a wet grinding process so as to solve the technical problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: synthetic leather based on wet grinding process, including the base cloth layer, the base cloth layer both sides bond respectively have the metal fiber layer that is used for improving synthetic leather intensity, there is wet polyurethane layer through wet coating on base cloth layer and the metal fiber layer, the one end that metal fiber layer was kept away from to wet polyurethane layer bonds there is the enhancement layer, the one end that metal fiber layer was kept away from to the enhancement layer bonds there is the anti-cutting layer, the bleeder vent has been run through on the anti-cutting layer.
Preferably, the metal fiber layer is formed by weaving superfine metal fibers in a mode of being crossed into a shape like a Chinese character 'mi'.
Preferably, the reinforcing layer is made of high-strength high-modulus polyethylene fibers coated with stainless steel wire meshes, and the stainless steel wire meshes are woven in a mode that superfine stainless steel wires are crossed into a cross shape.
Preferably, the anti-cutting layer is made of stainless steel wire meshes wrapped in high-strength polyester fibers, the stainless steel wire meshes are formed by interweaving superfine stainless steel wires, and the mesh density of the stainless steel wire meshes is smaller than that of the stainless steel wire meshes of the reinforcing layer.
Preferably, the wet polyurethane layer has the thickest thickness, the wet polyurethane layer is internally mixed with an organic antibacterial agent, and the surface of the anti-cutting layer is coated with an inorganic antibacterial agent.
Preferably, the surface of the anti-cutting layer is coated with an organosilicon auxiliary agent for improving the wear resistance, a plurality of ventilation holes are uniformly formed in the length direction and the width direction of the anti-cutting layer respectively, and the diameter of each ventilation hole is 0.1 millimeter.
Compared with the prior art, the utility model has the beneficial effects that: the structural strength of the synthetic leather can be greatly improved by matching the metal fiber layer with the reinforcing layer, and the probability of breakage and damage caused by pulling and bending of the synthetic leather is reduced; by arranging the anti-cutting layer, the anti-cutting performance and the anti-sharp object puncture performance of the synthetic leather can be greatly improved, the influence on the application effect caused by the cutting of the synthetic leather by sharp objects or sharp objects is prevented, and the application range of the synthetic leather is improved; organic antibacterial agents are mixed in the wet polyurethane layer, the organic antibacterial agents can be vanillyl alcohol or ethyl vanilla storage compounds, the antibacterial effect of the wet polyurethane layer is improved, and the surface of the anti-cutting layer is coated with inorganic antibacterial agents, so that the mildew-proof effect of the synthetic leather can be improved; the surface of the anti-cutting layer is coated with an organosilicon auxiliary agent for improving the wear resistance, so that the wear resistance of the synthetic leather is improved, and the wear probability of the synthetic leather is reduced; through the arrangement of the ventilation holes, the ventilation property of the synthetic leather is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic cross-sectional view of a synthetic leather according to this example;
FIG. 2 is a cross-sectional view of the synthetic leather of this example.
In the drawings, the list of components represented by the various numbers is as follows:
1. A base cloth layer; 2. a metal fiber layer; 3. a wet polyurethane layer; 4. a reinforcing layer; 5. a cutting prevention layer; 6. and (5) ventilation holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, the present utility model provides a technical solution: synthetic leather based on wet grinding process, including base cloth layer 1, base cloth layer 1 both sides bond respectively have the metal fiber layer 2 that is used for improving synthetic leather intensity, have wet polyurethane layer 3 through wet coating on base cloth layer 1 and the metal fiber layer 2, and wet polyurethane layer 3 keeps away from the one end bonding of metal fiber layer 2 has enhancement layer 4, and enhancement layer 4 keeps away from the one end bonding of metal fiber layer 2 has anti-cutting layer 5, has run through on anti-cutting layer 5 and has seted up bleeder vent 6.
Specifically, the metal fiber layer 2 is formed by weaving superfine metal fibers in a mode of being crossed into a shape like a Chinese character 'mi', and the structural strength of the synthetic leather can be improved and the damage probability of the synthetic leather can be reduced through the arrangement of the metal fiber layer 2.
Specifically, the reinforcing layer 4 is made of high-strength high-modulus polyethylene fiber internally coated with stainless steel wire meshes, and the stainless steel wire meshes are woven in a mode that superfine stainless steel wires are crossed into a cross shape, so that the structural strength of the synthetic leather can be further improved.
Specifically, the anti-cutting layer 5 is made of stainless steel wire meshes wrapped in high-strength polyester fibers, the stainless steel wire meshes are formed by interweaving superfine stainless steel wires, the anti-cutting performance is high, the anti-cutting performance of the synthetic leather can be greatly improved, the mesh density of the stainless steel wire meshes is smaller than that of the stainless steel wire meshes of the reinforcing layer 4, and sharp objects are prevented from penetrating into the synthetic leather.
Specifically, the thickness of the wet polyurethane layer 3 is the thickest, so that the flexibility of the synthetic leather is ensured, the wet polyurethane layer 3 is internally mixed with an organic antibacterial agent, the organic antibacterial agent can be vanillyl alcohol or ethyl vanilla storage compound, the antibacterial effect of the wet polyurethane layer 3 is improved, the surface of the anti-cutting layer 5 is coated with an inorganic antibacterial agent, the inorganic antibacterial agent can be an anionic antibacterial agent, a copper ion antibacterial agent and the like, and the mildew-proof effect of the synthetic leather can be improved.
Specifically, the organosilicon auxiliary agent for improving the wear resistance is smeared on the surface of the anti-cutting layer 5, the wear resistance of the synthetic leather is improved, a plurality of ventilation holes 6 are uniformly formed in the length direction and the width direction of the anti-cutting layer 5 respectively, the diameter of each ventilation hole 6 is 0.1 millimeter, the ventilation property of the synthetic leather is ensured, and the density of the ventilation holes 6 and the non-punching setting can be set according to actual requirements.
One specific application embodiment of this embodiment is:
When the device is used, the metal fiber layer 2 is matched with the reinforcing layer 4, the structural strength of the synthetic leather can be greatly improved, the probability of breakage and damage caused by pulling and bending of the synthetic leather is reduced, the cutting resistance and sharp object puncture resistance of the synthetic leather can be greatly improved through the arrangement of the anti-cutting layer 5, the influence on the application effect caused by the cutting of the synthetic leather by sharp objects or sharp objects is avoided, the application range of the synthetic leather is improved, the antibacterial effect of the wet polyurethane layer 3 is improved through the fact that the organic antibacterial agent is mixed in the wet polyurethane layer 3, the organic antibacterial agent can be vanillyl alcohol or ethyl vanilla compound, the inorganic antibacterial agent can be coated on the surface of the anti-cutting layer 5, the anionic antibacterial agent, the copper ion antibacterial agent and the like, the mildew-proof effect of the synthetic leather can be improved, the organic silicon auxiliary agent for improving the wear resistance of the synthetic leather is coated on the surface of the anti-cutting layer 5, the wear resistance of the synthetic leather is improved, and the wear probability of the synthetic leather is reduced.
In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present utility model have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.
Claims (6)
1. Synthetic leather based on wet grinding technology, its characterized in that: including base cloth layer (1), base cloth layer (1) both sides bond respectively have metal fiber layer (2) that are used for improving synthetic leather intensity, there is wet process polyurethane layer (3) through wet coating on base cloth layer (1) and metal fiber layer (2), the one end bonding that metal fiber layer (2) was kept away from in wet process polyurethane layer (3) has enhancement layer (4), the one end bonding that metal fiber layer (2) was kept away from in enhancement layer (4) has anti-cutting layer (5), through having seted up bleeder vent (6) on anti-cutting layer (5).
2. The synthetic leather based on the wet finishing process according to claim 1, wherein: the metal fiber layer (2) is formed by weaving superfine metal fibers in a mode of being crossed into a shape like a Chinese character 'mi'.
3. The synthetic leather based on the wet finishing process according to claim 1, wherein: the reinforcing layer (4) is made of high-strength high-modulus polyethylene fibers coated with stainless steel wire meshes, and the stainless steel wire meshes are woven in a mode that superfine stainless steel wires are crossed into a cross shape.
4. A synthetic leather based on a wet-laid process according to claim 3, characterized in that: the anti-cutting layer (5) is made of stainless steel wire meshes wrapped in high-strength polyester fibers, the stainless steel wire meshes are formed by interweaving superfine stainless steel wires, and the mesh density of the stainless steel wire meshes is smaller than that of the stainless steel wire meshes of the reinforcing layer (4).
5. The synthetic leather based on the wet finishing process according to claim 1, wherein: the thickness of the wet polyurethane layer (3) is the thickest, an organic antibacterial agent is mixed in the wet polyurethane layer (3), and an inorganic antibacterial agent is smeared on the surface of the anti-cutting layer (5).
6. The synthetic leather based on the wet finishing process according to claim 1, wherein: the anti-cutting layer (5) is coated with an organosilicon auxiliary agent for improving wear resistance, a plurality of ventilation holes (6) are uniformly formed in the length direction and the width direction of the anti-cutting layer (5) respectively, and the diameter of each ventilation hole (6) is 0.1 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322547638.4U CN220973592U (en) | 2023-09-20 | 2023-09-20 | Synthetic leather based on wet grinding process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322547638.4U CN220973592U (en) | 2023-09-20 | 2023-09-20 | Synthetic leather based on wet grinding process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220973592U true CN220973592U (en) | 2024-05-17 |
Family
ID=91054662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322547638.4U Active CN220973592U (en) | 2023-09-20 | 2023-09-20 | Synthetic leather based on wet grinding process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220973592U (en) |
-
2023
- 2023-09-20 CN CN202322547638.4U patent/CN220973592U/en active Active
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