CN218463167U - Waterborne solvent-free polyurethane synthetic leather with velvet effect - Google Patents
Waterborne solvent-free polyurethane synthetic leather with velvet effect Download PDFInfo
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- CN218463167U CN218463167U CN202220979030.1U CN202220979030U CN218463167U CN 218463167 U CN218463167 U CN 218463167U CN 202220979030 U CN202220979030 U CN 202220979030U CN 218463167 U CN218463167 U CN 218463167U
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Abstract
The utility model discloses a waterborne solvent-free polyurethane synthetic leather with effect is felt to fine hair, including base cloth layer, arrangement layer, bleeder vent, foaming fine hair and carbon fiber layer, base cloth layer inside packing has the cobalt base nanolayer, one side surface connection that the base cloth layer is close to the top has the arrangement layer, the coating of the fine and close soft bubble layer top of no solvent has waterborne adhesion layer, silver-colored rubber coating upper surface coating has the PVC precoat, PVC precoat inside packing has the carbon fiber layer. According to the waterborne solvent-free polyurethane synthetic leather with the velvet feeling effect, the waterborne nubuck surface layer is made of OBSH foaming agent mixed aliphatic waterborne nubuck resin, the solvent-free compact soft bubble layer is made of organic bismuth and triethylene diamine serving as catalysts and matched with a micro-foaming solvent-free polyurethane resin material, and the foaming velvet at the top of the waterborne foaming velvet layer penetrates through the waterborne printing decorative layer and the waterborne protective layer, so that the velvet feeling effect of the synthetic leather is improved, and the scratch-resistant effect is achieved.
Description
Technical Field
The utility model relates to a polyurethane synthetic leather technical field specifically is a waterborne solventless polyurethane synthetic leather with fine hair sense effect.
Background
With the continuous improvement of the appreciation taste and the consumption level of consumers, the common leather-like or synthetic leather products cannot meet the increasing consumption requirements of people. Because the leather resource is limited, the price of the frosted or velvet leather is high, the cost performance is low, and the environmental protection property of the preparation process of the leather is poor; most of commercially available synthetic leather products are solvent-based products, and have poor environmental protection performance and no velvet feeling effect;
the national environmental protection policy is getting tighter and tighter, the research on the environmental protection type polyurethane synthetic leather is very active, and the water-based solvent-free polyurethane synthetic leather has the characteristics of environmental friendliness, excellent service performance and the like, so that the research is popular in recent years. Under the situation, a water-based solvent-free polyurethane synthetic leather material with the characteristics of excellent environmental protection performance, strong velvet feeling effect, wear resistance, durability and the like needs to be provided so as to meet the market demand.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a waterborne solventless polyurethane synthetic leather with fine hair sense effect to what put forward does not possess the fine hair sense effect and be difficult to keep dry and comfortable problem under cold-proof function in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the waterborne solvent-free polyurethane synthetic leather with the velvet feeling effect comprises a base cloth layer, a finishing layer, air holes, foaming fluff and a carbon fiber layer, wherein a cobalt-based nano layer is filled inside the base cloth layer, the finishing layer is connected to the surface of one side, close to the top, of the base cloth layer, a thin film layer is bonded to the upper surface of the finishing layer, the air holes are uniformly formed in the surface of the thin film layer, the surface of one side, close to the top, of the thin film layer is coated with a solvent-free compact soft foam layer, the top of the solvent-free compact soft foam layer is coated with a waterborne bonding layer, the top of the waterborne bonding layer is coated with a waterborne Yangbuck layer, the top of the waterborne Yangbuck layer is coated with a waterborne foaming fluff layer, the top of the waterborne foaming fluff layer is coated with a waterborne printing decorative layer, the top of the waterborne printing decorative layer is coated with a waterborne protective layer, the foaming fluff at the top of the waterborne foaming fluff layer penetrates between the waterborne printing decorative layer and the waterborne protective layer, the upper surface of the waterborne protective layer is uniformly coated with a silver adhesive coating, the upper surface of the silver adhesive coating is coated with a PVC surface layer, and the carbon fiber layer is filled inside the PVC surface layer.
Preferably, the cobalt-based nano layer is bonded with the inner part of the base cloth layer through laminating adhesive, and the cobalt-based nano layer fibers in the base cloth layer are in a staggered and superposed structure.
By adopting the technical scheme, the cobalt-based nano-layer keeps dry while avoiding heat loss through the characteristics of the cobalt-based nano-layer.
Preferably, the insect-proof net is adhered to the outer wall of the air hole, a plurality of soft bubbles which are uniformly arranged are adhered to the surface of the solvent-free compact soft bubble layer, and the soft bubbles on the surface of the solvent-free compact soft bubble layer are of a hollow structure.
By adopting the technical scheme, the invasion of mites is avoided by the blocking of the insect-proof net on the outer wall of the air hole.
Preferably, the surface of the water-based adhesive layer is uniformly coated with a water-based adhesive, and the water-based adhesive layer is adhered to the water-based Yangbuck surface layer.
By adopting the technical scheme, the adhesive effect is exerted through the characteristics of the water-based adhesive layer, and the softness of the synthetic leather is kept.
Preferably, the top of the water-based foaming fluff layer is adhered with foaming fluff, and decorative patterns are uniformly hot-printed on the surface of the water-based printed decorative layer.
By adopting the technical scheme, the printing on the surface of the water-based printing decorative layer effectively plays a role in decoration, and the aesthetic feeling of the synthetic leather is improved.
Preferably, the carbon fiber layer is adhered to the inner part of the PVC fabric layer through the water-based laminating adhesive, and the carbon fiber layer is arranged in a mutually staggered and superposed manner.
By adopting the technical scheme, the carbon fiber layer has certain conductivity, and plays a role in preventing static electricity.
Compared with the prior art, the beneficial effects of the utility model are that: the water-based solvent-free polyurethane synthetic leather with the velvet effect comprises the following components:
1. the water-based nubuck surface layer is made of OBSH foaming agent mixed with aliphatic water-based nubuck resin, the solvent-free compact soft foam layer is made of organic bismuth and triethylenediamine serving as catalysts and matched with a micro-foaming solvent-free polyurethane resin material, and the foaming fluff on the top of the water-based foaming fluff layer penetrates through the water-based printing decorative layer and the water-based protective layer, so that the fluff feeling effect of the synthetic leather is improved, and meanwhile, the scratch-resistant effect is achieved;
2. the cobalt-based nano layer is a sweat-absorbing and air-permeable material, and is bonded with the base cloth layer, and the cobalt-based nano layer can absorb moisture discharged from the skin and convert the moisture into energy, so that the dryness of the synthetic leather is kept, discomfort such as bacterial breeding is avoided, and the experience degree is improved.
Drawings
FIG. 1 is a schematic overall front sectional view of the present invention;
FIG. 2 is a schematic top view of the connection between the structural silver colloid coating and the aqueous foaming fluff layer;
FIG. 3 is a schematic top view of the connection between the structural carbon fiber layer and the PVC fabric layer of the present invention;
fig. 4 is a schematic view of the structure film layer and the air holes connected together.
In the figure: 1. a base cloth layer; 2. a finishing layer; 3. a cobalt-based nanolayer; 4. a thin film layer; 5. air holes are formed; 6. A solvent-free compact soft foam layer; 7. an aqueous adhesive layer; 8. an aqueous sheep skin layer; 9. an aqueous foamed fluff layer; 10. water-based printing decorative layer; 11. a water-based protective layer; 12. foaming fluff; 13. coating silver colloid; 14. a PVC fabric layer; 15. a carbon fiber layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a waterborne solvent-free polyurethane synthetic leather with a velvet effect comprises a base cloth layer 1, a finishing layer 2, a cobalt-based nano layer 3, a thin film layer 4, air holes 5, a solvent-free compact soft bubble layer 6, a waterborne adhesive layer 7, a waterborne Yangbuck surface layer 8, a waterborne foaming fluff layer 9, a waterborne printing decoration layer 10, a waterborne protective layer 11, foaming fluff 12, a silver colloid coating 13, a PVC fabric layer 14 and a carbon fiber layer 15, wherein the cobalt-based nano layer 3 is filled in the base cloth layer 1, the finishing layer 2 is connected to the surface of one side, close to the top, of the base cloth layer 1, the cobalt-based nano layer 3 is bonded with the inside of the base cloth layer 1 through laminating adhesive, the cobalt-based nano layer 3 fibers in the base cloth layer 1 are of a staggered and superposed structure, and the inside of the synthetic leather can be kept dry through the water absorption characteristic of the cobalt-based nano layer 3.
The 2 upper surface adhesion in arrangement layer has thin layer 4, and bleeder vent 5 has evenly been seted up on the thin layer 4 surface, and thin layer 4 has the fine and close soft bubble layer 6 of no solvent near the one side surface coating at top, and 5 outer wall adhesion of bleeder vent have the fly net, and 6 surface adhesion in the fine and close soft bubble layer of no solvent have a plurality of align to grid's soft bubble, and the soft bubble on the fine and close soft bubble layer 6 surface of no solvent is hollow structure, separates the mite through the protection against insects net of bleeder vent 5, makes the unable invasion of mite.
6 tops on the tight and soft bubble layer of no solvent have waterborne adhesive layer 7, and waterborne adhesive layer 7 top coating waterborne sheep-meat surface course 8, the even coating in waterborne adhesive layer 7 surface has waterborne adhesive, and waterborne adhesive layer 7 bonds with waterborne sheep-meat surface course 8 mutually, has improved the compliance of synthetic leather through the tight and soft bubble layer of no solvent 6.
The top of the water-based Yangbuck surface layer 8 is coated with a water-based foaming fluff layer 9, the top of the water-based foaming fluff layer 9 is coated with a water-based printing decoration layer 10, the top of the water-based printing decoration layer 10 is coated with a water-based protection layer 11, the top of the water-based foaming fluff layer 9 is adhered with foaming fluff 12, decoration patterns are uniformly thermally printed on the surface of the water-based printing decoration layer 10, and the fluff effect of the synthetic leather is improved through the foaming fluff 12.
The foaming fluff 12 on the top of the water-based foaming fluff layer 9 penetrates between the water-based printing decoration layer 10 and the water-based protective layer 11, the upper surface of the water-based protective layer 11 is uniformly coated with the silver colloid coating 13, the upper surface of the silver colloid coating 13 is coated with the PVC fabric layer 14, the PVC fabric layer 14 is internally filled with the carbon fiber layer 15, the carbon fiber layer 15 is bonded with the interior of the PVC fabric layer 14 through the water-based laminating adhesive, the carbon fiber layers 15 are arranged in a mutually staggered and overlapped manner, and the carbon fiber layer 15 has a good conductive effect, so that the synthetic leather is prevented from generating static electricity.
The working principle is as follows: when the water-based solvent-free polyurethane synthetic leather with the velvet effect is used, firstly, the cobalt-based nano layer 3 is bonded with the base fabric layer 1, so that the water absorption and ventilation functions of the cobalt-based nano layer 3 are exerted, as shown in figure 1;
as shown in figures 1 and 4, the ventilation condition of the ventilation holes 5 on the surface of the film layer 4 is checked, and the insect-proof net inside the ventilation holes 5 can prevent mites from entering the skin;
as shown in fig. 1, a solvent-free compact soft foam layer 6, a water-based adhesive layer 7, a water-based yangbuck layer 8, a water-based foamed fluff layer 9, a water-based printed decorative layer 10 and a water-based protective layer 11 are sequentially bonded from the upper surface of the film layer 4, wherein the base fabric layer 1 is made of superfine fibers in a weaving manner, has high chemical property and strong drapability, the finishing layer 2 is made of water-based polycarbon polyurethane modified by n-octyltriethoxysilane, the solvent-free compact soft foam layer 6 is made of organic bismuth and triethylenediamine as catalysts and matched with a micro-foamed solvent-free polyurethane resin material, the water-based yangbuck layer 8 is made of OBSH foaming agent mixed aliphatic water-based yangbuck resin, the water-based foamed fluff layer 9 is made of core-shell resin mixed by expandable microsphere foaming agent mixed by polycarbon water-based surface resin, the water-based printed decorative layer 10 is made of oxidized polyethylene wax and silicone powder mixed by carbon-based water-based surface resin, and the water-based protective layer 11 is made of 2, 4-trimethyl 1, 3-pentanediol diisobutyrate and perfluoroalkoxy alkane powder mixed with silicon acrylic water-based resin;
as shown in fig. 2, the silver colloid coating layer 13 is then coated on the surface of the water-based protective layer 11, and is shielded from the ultraviolet radiation by the silver colloid coating layer 13;
as shown in fig. 3, the PVC fabric layer 14 is adhered to the upper surface of the silver colloid coating 13, and the carbon fiber layer 15 inside the PVC fabric layer 14 has conductivity, so as to avoid static electricity;
as shown in figure 1, when the synthetic leather is put into use, sunlight irradiates on the upper surface of the silver colloid coating 13, the silver colloid coating 13 plays an ultraviolet-proof function, ultraviolet rays are prevented from entering, skin moisture is absorbed under the action of the cobalt-based nano layer 3, the heat and humidity balance between the inside and the external environment is kept, meanwhile, the effect of avoiding bacterial growth can be achieved, and the overall practicability is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a waterborne solvent-free polyurethane synthetic leather with fine hair effect, includes base cloth layer (1), arrangement layer (2), bleeder vent (5), foaming fine hair (12) and carbon fiber layer (15), its characterized in that: the base cloth layer (1) is internally filled with a cobalt-based nano layer (3), one side surface of the base cloth layer (1) close to the top is connected with a finishing layer (2), the upper surface of the finishing layer (2) is bonded with a thin film layer (4), air holes (5) are uniformly formed in the surface of the thin film layer (4), one side surface of the thin film layer (4) close to the top is coated with a solvent-free compact soft foam layer (6), the top of the solvent-free compact soft foam layer (6) is coated with a water-based bonding layer (7), the top of the water-based bonding layer (7) is coated with a water-based Yangbuck surface layer (8), the top of the water-based Yangbuck surface layer (8) is coated with a water-based foamed fluff layer (9), the top of the water-based foamed fluff layer (9) is coated with a water-based printed decorative layer (10), the top of the water-based printed decorative layer (10) is coated with a water-based protective layer (11), the foamed fluff (12) at the top of the water-based foamed fluff layer (9) penetrates between the water-based printed decorative layer (10) and the water-based protective layer (11), the upper surface of the water-based protective layer (11) is coated with a uniform silver adhesive coating (13), the upper surface coating of the PVC coating (13), and the upper surface of the carbon fiber layer (14) is filled with a carbon fiber (14), and the inner surface of the carbon fiber (14).
2. The aqueous solvent-free polyurethane synthetic leather with velvet effect according to claim 1, which is characterized in that: the cobalt-based nano layer (3) is bonded with the inside of the base cloth layer (1) through laminating adhesive, and fibers of the cobalt-based nano layer (3) in the base cloth layer (1) are of a staggered and superposed structure.
3. The aqueous solvent-free polyurethane synthetic leather with velvet effect according to claim 1, which is characterized in that: the anti-insect net is adhered to the outer wall of the air hole (5), a plurality of soft bubbles which are uniformly arranged are adhered to the surface of the solvent-free compact soft bubble layer (6), and the soft bubbles on the surface of the solvent-free compact soft bubble layer (6) are of a hollow structure.
4. The aqueous solvent-free polyurethane synthetic leather with velvet effect according to claim 1, which is characterized in that: the surface of the water-based adhesive layer (7) is uniformly coated with a water-based adhesive, and the water-based adhesive layer (7) is adhered to the water-based Yangbuck surface layer (8).
5. The aqueous solvent-free polyurethane synthetic leather with velvet effect according to claim 1, wherein: the top of the water-based foaming fluff layer (9) is adhered with foaming fluff (12), and decorative patterns are uniformly hot-printed on the surface of the water-based printing decorative layer (10).
6. The aqueous solvent-free polyurethane synthetic leather with velvet effect according to claim 1, wherein: the carbon fiber layers (15) are adhered to the interior of the PVC fabric layer (14) through water-based laminating adhesive, and the carbon fiber layers (15) are arranged in a mutually staggered and overlapped mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220979030.1U CN218463167U (en) | 2022-04-26 | 2022-04-26 | Waterborne solvent-free polyurethane synthetic leather with velvet effect |
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| CN202220979030.1U CN218463167U (en) | 2022-04-26 | 2022-04-26 | Waterborne solvent-free polyurethane synthetic leather with velvet effect |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112431031A (en) * | 2020-11-04 | 2021-03-02 | 安徽安利材料科技股份有限公司 | Low-haze and easy-to-clean polyurethane synthetic leather for suede sofa furniture and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112431031A (en) * | 2020-11-04 | 2021-03-02 | 安徽安利材料科技股份有限公司 | Low-haze and easy-to-clean polyurethane synthetic leather for suede sofa furniture and preparation method thereof |
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