CN215758215U - Ecological synthetic leather of super gentle clothing of waterborne - Google Patents

Ecological synthetic leather of super gentle clothing of waterborne Download PDF

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CN215758215U
CN215758215U CN202121710181.9U CN202121710181U CN215758215U CN 215758215 U CN215758215 U CN 215758215U CN 202121710181 U CN202121710181 U CN 202121710181U CN 215758215 U CN215758215 U CN 215758215U
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layer
synthetic leather
base cloth
water
coating
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吴平
王志明
宋春燕
王年罗
朱永芳
魏芬
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Jiangsu Xiefu New Material Technology Co ltd
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Jiangsu Xiefu New Material Technology Co ltd
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Abstract

The utility model relates to a synthetic leather field of making, a ecological synthetic leather of super gentle clothing of waterborne, including the base cloth layer, it has wet process shellfish layer to coat on the base cloth layer, wet process shellfish layer surface coating has dry process laminated surface layer, be equipped with infrared barrier layer between wet process shellfish layer and the dry process laminated surface layer, be equipped with resistant yellow stain treatment layer on the dry process laminated surface layer, through high temperature suction embossing layer on the resistant yellow stain treatment layer, resistant yellow stain treatment layer surface still coats has self-cleaning layer, the bottom on base cloth layer is connected with the rubber adhesive tape, and the bottom on base cloth layer inlays and is equipped with the hydrophobic layer that the cladding has the rubber adhesive tape. The synthetic leather has soft texture, and has excellent performances of water resistance, ageing resistance and abrasion resistance.

Description

Ecological synthetic leather of super gentle clothing of waterborne
Technical Field
The application relates to the field of synthetic leather manufacturing, in particular to ecological synthetic leather for water-based super-soft clothes.
Background
At present, the preparation process of the synthetic leather adopts a solvent to dissolve polyurethane vertical ingredients and the like, wet base is subjected to impregnation and solidification treatment through the solvent, the production process is summarized, waste water with the solvent is generated, the environment is polluted, the synthetic leather finished product contains the solvent, the solvent can be gradually volatilized in the reuse process, and potential safety hazards exist for human health
Chinese patent CN110670374A discloses a preparation process of ecological synthetic leather for water-based super-soft clothes, which comprises the following specific steps: after 100Kg of aqueous polyurethane wet-process resin, 0.5-1Kg of dispersant and 10-20Kg of wood flour are stirred uniformly, 4-5Kg of foaming agent and 0.5-1Kg of thickener are sequentially added to obtain a wet-process material meeting the requirements of viscosity, gram weight and temperature value, the wet-process material is foamed to 1.5-1.8 times, then is coated and scraped on a base fabric impregnated and dried by acid water solution, and is subjected to acid water solidification, water rolling procedure, water washing and drying to obtain wet-process bass; respectively and uniformly mixing 100Kg of waterborne polyurethane dry-process resin, 0.5-1.0Kg of auxiliary agent and 0.5-1Kg of thickening agent to form dry-process fabric and dry-process bottom material, coating the dry-process fabric on release paper, drying, coating the bottom material to adhere wet-process bass, drying, separating the release paper, and carrying out graining treatment.
Ecological environmental protection's pure water nature synthetic leather among the prior art, its environmental protection, summer temperature is high in the car, and the harmful gas that aqueous synthetic leather distributed out is few, but it can not wash, consequently adopts to clean the mode of drying in the sun to the clearance of aqueous synthetic leather more, but the ultraviolet resistance of current aqueous polyurethane synthetic leather, anti infrared ray performance are relatively poor, consequently need a waterproof resistant synthetic leather that shines urgently.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problem that exists among the prior art, this application provides a ecological synthetic leather of super gentle clothing of waterborne.
The application provides a pair of ecological synthetic leather of super gentle clothing of waterborne adopts following technical scheme:
the utility model provides an ecological synthetic leather of super gentle clothing of waterborne, includes the base cloth layer, the coating has wet process shellfish layer on the base cloth layer, wet process shellfish layer surface coating has the dry process and pastes the surface course, be equipped with infrared barrier layer between wet process shellfish layer and the dry process veneer, be equipped with anti-yellowing processing layer on the dry process veneer, through high temperature suction embossing layer on the anti-yellowing processing layer, anti-yellowing processing layer surface still coats has self-cleaning layer, the bottom on base cloth layer is connected with the rubber adhesive tape, and the bottom on base cloth layer inlays and is equipped with the hydrophobic layer that the cladding has the rubber adhesive tape.
By adopting the technical scheme, the ecological and environment-friendly pure water synthetic leather is obtained, the synthetic leather product does not contain a solvent, harmful substances cannot volatilize after long-term use, and on the basis, the infrared barrier layer and the yellowing-resistant treatment layer on the dry-method veneering are arranged between the wet-method bass layer and the dry-method veneering layer, so that the fading and cracking conditions caused by ultraviolet and infrared irradiation on the surface of the synthetic leather for a long time can be effectively reduced, meanwhile, the surface of the yellowing-resistant treatment layer is coated with the self-cleaning layer, and pollutants on the surface of the synthetic leather can be better cleaned.
Preferably, the base cloth layer is made of high-F matt flannelette base cloth with the thickness of 0.5-1 mm.
Through adopting above-mentioned technical scheme, the base cloth layer adopts high F dull velvet base cloth, and it is organic spacing for high strength, has excellent properties such as high specific strength, high specific modulus, low density, sets up in wet process shellfish layer bottom, can make holistic leather texture soft.
Preferably, the infrared blocking layer comprises a coating of nano tin oxide doped with cadmium oxide.
By adopting the technical scheme, the nano tin oxide doped cadmium oxide coating has 85% of infrared ray blocking rate of less than 1200 nm, and can effectively block far infrared rays.
Preferably, the dry laminated upper layer contains yellowing-resistant resin, wherein the yellowing-resistant resin is high-elasticity soft polyurethane resin.
By adopting the technical scheme, the anti-yellowing resin is added into the dry-process laminated layer, residual ultraviolet rays left after the anti-yellowing treatment layer is treated can be treated, and the aging speed of the wet-process bass layer and the dry-process laminated layer is effectively reduced.
Preferably, the surface of the anti-yellowing treatment layer is provided with an embossing layer, and the anti-yellowing treatment layer is embedded with a silver glue coating.
By adopting the technical scheme, different patterns can be manufactured on the embossing layer on the surface of the yellowing-resistant treatment layer according to different lines of release paper, the visual effect is unique, and the silver colloid coating in the yellowing-resistant treatment layer has an ultraviolet-proof function.
Preferably, the thickness of the embossing layer is 0.8-1.5mm, and the thickness of the silver colloid coating is 0.5-0.8 mm. .
Preferably, the self-cleaning layer comprises a super-hydrophilic nano self-cleaning coating.
By adopting the technical scheme, the super-hydrophilicity of the super-hydrophilic nano self-cleaning coating enables water to spread rapidly on the surface of the coating, a water film is formed between the water and pollutants, and the pollutants can be taken away along with the spreading of the water, so that an excellent self-cleaning function is achieved.
Preferably, the rubber adhesive tape level is provided with the multiunit, and multiunit rubber adhesive tape is rectangular form structure.
Through adopting above-mentioned technical scheme, multiunit rubber adhesive tape strip structure setting in base cloth layer bottom can place hydrophobic layer and outside direct contact, reduces the wearing and tearing of hydrophobic layer, has both prevented the wearing and tearing of synthetic leather ageing, has also promoted the protectiveness of synthetic leather simultaneously.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the high-strength limiting layer adopted by the basic part is matched with the base layer manufactured by the wet method bass layer, so that the whole body has soft texture;
2. the rubber adhesive tape is arranged at the bottom of the base cloth layer in a strip-shaped structure, the hydrophobic layer can be placed to be in direct contact with the outside, abrasion of the hydrophobic layer is reduced, abrasion and aging of the synthetic leather are prevented, and meanwhile the protective performance of the synthetic leather is improved;
3. ultraviolet-proof and infrared-proof equipment is added into the water-based artificial leather, the aging speed of the water-based artificial leather is reduced, the sewage and stains are effectively reduced by the self-cleaning layer on the surface and the hydrophobic layer at the bottom of the water-based artificial leather, and the water-proof, sun-proof and anti-aging artificial leather has excellent water-proof, sun-proof and anti-aging performances.
Drawings
FIG. 1 is a schematic view of the structure of an ecological synthetic leather layer of an aqueous super-soft garment;
fig. 2 is a schematic view of the bottom structure of the ecological synthetic leather of the water-based super-soft garment.
Description of reference numerals: 1. a base cloth layer; 11. a rubber strip; 12. a hydrophobic layer; 2. a wet base layer; 3. pasting a surface layer by a dry method; 4. an infrared blocking layer; 5. a yellowing resistant treatment layer; 51. an embossing layer; 52. coating silver colloid; 6. a self-cleaning layer.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses ecological synthetic leather of super gentle clothing of waterborne.
Referring to fig. 1 and 2, the ecological synthetic leather for the waterborne super-soft clothes comprises a base cloth layer 1, a wet-method bass layer 2 is coated on the base cloth layer 1, a dry-method veneering layer 3 is coated on the surface of the wet-method bass layer 2, an infrared blocking layer 4 is arranged between the wet-method bass layer 2 and the dry-method veneering layer 3, a yellowing-resistant treatment layer 5 is arranged on the dry-method veneering layer 3, a high-temperature suction embossing layer 51 is arranged on the yellowing-resistant treatment layer 5, a self-cleaning layer 6 is further coated on the surface of the yellowing-resistant treatment layer 5, the bottom of the base cloth layer 1 is connected with a rubber adhesive tape 11, and a hydrophobic layer 12 coated with the rubber adhesive tape 11 is embedded in the bottom of the base cloth layer 1. The ecological and environment-friendly pure water synthetic leather is obtained, the synthetic leather product does not contain a solvent, harmful substances cannot volatilize after long-term use, an infrared barrier layer 4 and a yellowing-resistant treatment layer 5 on a dry-method veneer are arranged between a wet-method bass layer 2 and a dry-method veneer layer 3 on the basis, the situations of color fading and cracking caused by long-time ultraviolet and infrared irradiation on the surface of the synthetic leather can be effectively reduced, meanwhile, a self-cleaning layer 6 is coated on the surface of the yellowing-resistant treatment layer, and pollutants on the surface of the synthetic leather can be better cleaned.
Referring to fig. 1, a high F matte pile base fabric having a thickness of 0.5mm was used as the base fabric layer 1. The base cloth layer 1 is made of high-F matt velvet base cloth which is high-strength organic limiting, has excellent performances such as high specific strength, high specific modulus and low density, is arranged at the bottom of the wet base cloth layer 2, and can enable the whole leather to be soft.
Referring to fig. 1, the infrared blocking layer 4 includes a nano tin oxide doped cadmium oxide coating. The nano tin oxide doped cadmium oxide coating has an infrared ray blocking rate of 85% for infrared rays with the wavelength less than 1200 nm, and can effectively block far infrared rays.
Referring to fig. 1, the dry laminated upper layer 3 includes a yellowing-resistant resin, wherein the yellowing-resistant resin is a highly elastic soft polyurethane resin. The anti-yellowing resin is added into the dry laminated surface layer 3, residual ultraviolet rays left after the treatment of the anti-yellowing treatment layer 5 can be treated, and the aging speed of the wet base layer 2 and the dry laminated surface layer 3 is effectively reduced.
Referring to fig. 1, an embossed layer 51 is disposed on a surface of the yellowing-resistant layer 5, and a silver colloid coating 52 is embedded in the yellowing-resistant layer 5. The embossing layer 51 on the surface of the yellowing-resistant treatment layer 5 can be used for manufacturing different patterns according to the different lines of the release paper, the visual effect is unique, and the silver glue coating 52 in the yellowing-resistant treatment layer 5 has an ultraviolet-proof function.
Referring to fig. 1, the thickness on the embossed layer 51 was 0.8mm, and the silver paste coating layer 52 was 0.5 mm. .
Referring to fig. 1, the self-cleaning layer 6 includes an ultra-hydrophilic nano self-cleaning coating. The super-hydrophilicity of the super-hydrophilic nano self-cleaning coating enables water to spread rapidly on the surface of the coating, a water film is formed between the water and pollutants, and the pollutants are taken away along with the spreading of the water, so that an excellent self-cleaning function is achieved.
Referring to fig. 1 and 2, a plurality of groups of rubber strips 11 are horizontally arranged, and the plurality of groups of rubber strips 11 are in a strip-shaped structure. The structure that multiunit rubber adhesive tape 11 grows up banding sets up in base cloth layer 1 bottom, can place the direct contact of hydrophobic layer 12 and outside, reduces the wearing and tearing of hydrophobic layer 12, has both prevented the wearing and tearing of synthetic leather ageing, has also promoted the protectiveness of synthetic leather simultaneously.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides an ecological synthetic leather of super gentle clothing of waterborne, includes base cloth layer (1), its characterized in that: the coating has wet process shellfish layer (2) on base cloth layer (1), wet process shellfish layer (2) surface coating has dry process laminated surface layer (3), be equipped with infrared barrier layer (4) between wet process shellfish layer (2) and dry process laminated surface layer (3), be equipped with on dry process laminated surface layer (3) and be able to bear or endure yellow stain treatment layer (5), through high temperature suction impressed watermark layer (51) on resistant yellow stain treatment layer (5), resistant yellow stain treatment layer (5) surface still coating has self-cleaning layer (6), the bottom on base cloth layer (1) is connected with rubber adhesive tape (11), and the bottom on base cloth layer (1) inlays hydrophobic layer (12) that is equipped with cladding rubber adhesive tape (11).
2. The ecological synthetic leather for water-based super-soft clothes according to claim 1, is characterized in that: the base cloth layer (1) is made of high-F matt flannelette base cloth with the thickness of 0.5-1 mm.
3. The ecological synthetic leather for water-based super-soft clothes according to claim 1, is characterized in that: the dry laminated surface layer (3) contains yellowing-resistant resin, wherein the yellowing-resistant resin is high-elasticity soft polyurethane resin.
4. The ecological synthetic leather for water-based super-soft clothes according to claim 1, is characterized in that: the surface of the anti-yellowing treatment layer (5) is provided with an embossing layer (51), and a silver glue coating (52) is embedded in the anti-yellowing treatment layer (5).
5. The ecological synthetic leather for water-based super-soft clothes according to claim 1, is characterized in that: the thickness of the embossing layer (51) is 0.8-1.5mm, and the thickness of the silver glue coating (52) is 0.5-0.8 mm.
6. The ecological synthetic leather for water-based super-soft clothes according to claim 1, is characterized in that: the self-cleaning layer (6) comprises a super-hydrophilic nano self-cleaning coating.
7. The ecological synthetic leather for water-based super-soft clothes according to claim 1, is characterized in that: the rubber adhesive tape (11) is horizontally provided with a plurality of groups, and the plurality of groups of rubber adhesive tapes (11) are in strip-shaped structures.
CN202121710181.9U 2021-07-26 2021-07-26 Ecological synthetic leather of super gentle clothing of waterborne Active CN215758215U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115418865A (en) * 2022-09-06 2022-12-02 山东同大海岛新材料股份有限公司 Environment-friendly microfiber leather and processing method and application thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115418865A (en) * 2022-09-06 2022-12-02 山东同大海岛新材料股份有限公司 Environment-friendly microfiber leather and processing method and application thereof

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