CN105803813A - High-springback high-stretching clothing leather and preparation method thereof - Google Patents
High-springback high-stretching clothing leather and preparation method thereof Download PDFInfo
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- CN105803813A CN105803813A CN201610323749.9A CN201610323749A CN105803813A CN 105803813 A CN105803813 A CN 105803813A CN 201610323749 A CN201610323749 A CN 201610323749A CN 105803813 A CN105803813 A CN 105803813A
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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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- 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
- D06N3/0043—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by their foraminous structure; Characteristics of the foamed layer or of cellular layers
- D06N3/005—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by their foraminous structure; Characteristics of the foamed layer or of cellular layers obtained by blowing or swelling agent
-
- 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
- D06N3/007—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
- D06N3/0077—Embossing; Pressing of the surface; Tumbling and crumbling; Cracking; Cooling; Heating, e.g. mirror finish
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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
- D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
- D06N3/0095—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by inversion technique; by transfer processes
- D06N3/0097—Release surface, e.g. separation sheets; Silicone papers
-
- 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
- D06N2209/1635—Elasticity
-
- 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
-
- 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
- D06N2213/00—Others characteristics
- D06N2213/03—Fibrous web coated on one side with at least two layers of the same polymer type, e.g. two coatings of polyolefin
Abstract
The invention provides high-springback high-stretching clothing leather and a preparation method thereof.The method includes the following steps that 1, after release paper is directly coated with size of a surface layer, hot air drying is conducted, and cooling is conducted; 2, coating of size of a foaming middle layer is conducted, hot air drying is conducted, and cooling is conducted; 3, coating of size of a bottom layer is conducted, then base cloth is laminated through a laminating machine, then hot air drying is conducted, and cooling is conducted; 4, the release paper is stripped, and the high-springback high-stretching clothing leather is obtained.The obtained high-springback high-stretching clothing leather perfectly combines the elasticity of four-directional elastic fabric and the elasticity of a polyurethane layer, and the leather is soft in handfeel, resistant to wrinkling, high in real leather sense and especially sufficient in elastic force, and can meet the requirements of the clothing leather market for elastic clothing leather.
Description
Technical field
The present invention relates to clothing leather technical field of producing, specifically disclose a kind of high resilience height and stretch clothing leather and preparation method thereof.
Background technology
Clothing leather has good feel, it is widely used in overcoat, underwear etc., along with the lifting that change and the consumer in market sample, the class of clothing leather is required more and more higher, the quality of traditional clothing leather can not meet consumer demand, and exploitation high-grade clothing leather is inevitable direction.
The spandex fabric clothing leather circulated on market, is entirely solvent-borne type wet method bass clothing leather and solvent-borne type dry method veneer clothing leather.The advantage of solvent-borne type wet method bass clothing leather is in that feel that product provides and voluptuousness are fine, and the price of product is very cheap, and cost can control in very low scope；But containing substantial amounts of wood powder in solvent-borne type wet method bass clothing leather, can largely have influence on the performance of bass, including the aging resistance problem of bass, so there will be powder phenomenon-tion time solvent type bass clothing leather is placed 1 year.Further, due to the restriction of solvent-borne type wet production line tension, solvent-borne type wet method scheme cannot be made high resilience height and stretch clothing leather.
In view of solvent-borne type wet method is unable to reach the clothing leather that high resilience height stretches, solvent-borne type selects dry method 3 cutter laminating base fabric, contrasts solvent-borne type wet method bass clothing leather, its feel and stretching aspect comparative superiority, but is but unable to reach the voluptuousness of wet method bass clothing leather.Thus needing badly, offer is a kind of not only has voluptuousness but also have the clothing leather of good tensile property, meets existing market demand.
Summary of the invention
It is an object of the invention to overcome the defect of prior art, a kind of high resilience height is provided to stretch clothing leather and preparation method thereof, this aqueous height resilience height stretches foaming clothing leather can not only comply fully with the advantage of voluptuousness and tensile property, can reach higher performance requirement and environmental protection standard simultaneously.
In order to realize object above and other purposes, the present invention realizes by including techniques below scheme: a kind of high resilience height stretches clothing leather, including base fabric, described base fabric is sequentially coated with bottom, foaming middle level and surface layer；The slurry of described bottom is prepared by following raw material component is agitated: waterborne polyurethane resin 100 parts, water-based thickener 0.4～1 part, defoamer 0.3～0.7 part, levelling agent 0.5～2 part；The slurry in described foaming middle level is prepared by following raw material component is agitated: waterborne polyurethane resin 350 parts, water-based thickener 0.4～1 part, foaming agent 1～7 part, foam stabilizer 1～7 part, water cross-linking agent 0.5～2 part, 1～6 part of firming agent；The slurry of described surface layer is agitated rear prepared by following raw material component: waterborne polyurethane resin 100 parts, aqueous color paste 2～18 parts, water-based thickener 0.4～2 part, defoamer 0.2～1 part, levelling agent 0.5～2 part.
Preferably, the waterborne polyurethane resin that the slurry of described bottom, described foaming middle level and described surface layer adopts is water-based aliphaic polyurethane resin.Water-based aliphaic polyurethane resin has special excellent cold-resistant split, color inhibition, light resistance and excellent resistance to falling property of drum.
It is furthermore preferred that the aliphatic hydrocarbyl of the described water-based aliphaic polyurethane resin straight or branched with 12-36 carbon atom or ring-type, or urea groups；But not containing aromatic hydrocarbyl, aromatic hydrocarbyl can reduce the elasticity of resin.
It is highly preferred that the model of described waterborne polyurethane resin is selected from section sky chemical industry KTT737, KTG703E, KTA703E.
Preferably, the thickening agent that the slurry of described bottom, described foaming middle level and described surface layer adopts is in association type polyurethane thickener and alkali swelling type acrylic thickener any one or two kinds.
It is highly preferred that the model of described thickening agent is RM2020, RHEOLATE208.
Preferably, the defoamer that the slurry of described bottom and described surface layer adopts be in organic-silicon-modified defoamer, the modified defoamer of polyethers and mineral oil based antifoam any one or multiple.
It is highly preferred that the model of described defoamer is BYK-045, TEGO902W.
Preferably, the levelling agent that the slurry of described surface layer and described bottom adopts is any one or two kinds in organosilicon levelling agent and mixing acrylic compounds levelling agent.
It is highly preferred that described levelling agent model is BD-3376.
Preferably, described firming agent is any one or two kinds in silicone based firming agent and isocyanates firming agent.
It is highly preferred that the model of described firming agent is Bayer Bitterfeld GmbH 3099.
Preferably, described water cross-linking agent is any one or two kinds in carbonization two imido and aziridines cross-linking agent.
It is highly preferred that the model of described water cross-linking agent is PZP-1000.
Preferably, described foaming agent be in organic-silicon-modified foaming agent, sodium lauryl sulphate composite foamable agent and stearates foaming agent any one or multiple.
Preferably, described foam stabilizer is silicones polyethers type of latex type foam stabilizer.
Preferably, described base fabric is four-way stretch fabric.Four-way stretch fabric has good elasticity, it is possible to stretch to four sides, it is achieved the combination of the elastic force of four-way stretch fabric and leather layer elastic force.
The present invention provides a kind of and prepares the method that high resilience height stretches clothing leather, comprises the following steps: 1) in release paper, after the direct slurry being coated with surface layer, carry out hot air drying, cooling；2) slurry in coating foaming middle level on described surface layer, carries out hot air drying, cooling；3) described stating, foaming middle level is coated with the slurry of bottom, then described bottom is fitted base fabric by make-up machine, then carry out hot air drying, cool down；4) described release paper is divested, it is thus achieved that high resilience height stretches clothing leather.
Preferably, in described step 1) described in the thickness of coat of surface layer be 0.10～0.20mm, in described step 1) in the temperature of hot air drying be 80～130 DEG C.
Preferably, in described step 2) described in the foam thickness of coat in middle level be 0.35～0.50mm, in described step 2) in the temperature of hot air drying be 80～140 DEG C.
Preferably, in described step 3) described in the thickness of coat of bottom be 0.08～0.15mm, in described step 3) in the temperature of hot air drying be 120～140 DEG C.
Preferably, described step 1) to described step 3) described in hot air drying be all that the mode adopting the two cross air blastings heating up and down from described release paper is dried；Described step 1) to described step 3) in all described release paper is in horizontal movement state under carry out hot air drying, the speed of described horizontal movement is 10～25m/min.
In sum, the present invention provides a kind of high resilience height to stretch clothing leather and preparation method thereof, beneficial effects of the present invention:
The present invention obtains high resilience height stretching clothing leather can not only comply fully with the advantage of voluptuousness and tensile property, can reach higher performance requirement and environmental protection standard simultaneously.
Further, the present invention uses waterborne polyurethane resin low modulus and the high feature stretched, and in the system of foaming, is stretchable to twice or above percentage elongation, and ensures not breaking of abscess.Simultaneously using waterborne polyurethane resin slurry as coating film forming matter, and without any organic solvent, the problem solving current solvent-borne type clothing leather organic solvent pollution residual in preparation and use procedure.
Further, the high resilience height that the present invention obtains stretches the elastic perfect adaptation of the clothing leather elasticity by four-way stretch fabric self and layer of polyurethane, fold soft, anti-, kishke feel are strong, and especially elastic force is pure, it is possible to meet the demand that elasticised garment is removed from office by clothing leather market.
Detailed description of the invention
The present invention is expanded on further below in conjunction with embodiment.Should be understood that embodiment is merely to illustrate the present invention, and unrestricted the scope of the present invention.
The invention provides a kind of high resilience height and stretch clothing leather, including base fabric, base fabric is sequentially coated with bottom, foaming middle level and surface layer；The slurry of bottom, foaming middle level and surface layer is prepared from by waterborne polyurethane resin.Waterborne polyurethane resin low modulus and the high feature stretched is used to form layer of polyurethane.In the system of foaming, it is stretchable to twice or above percentage elongation, and ensures not breaking of abscess.Simultaneously using waterborne polyurethane resin slurry as coating film forming matter.Topmost foaming middle level in clothing leather, the slurry in foaming middle level is prepared by the uniformly dispersing stirring of following raw material components and weight portion: waterborne polyurethane resin 350 parts, water-based thickener 0.4～1 part, foaming agent 1～7 part, foam stabilizer 1～7 part, water cross-linking agent 0.5～2 part, 1～6 part of firming agent.
Base fabric is preferably four-way stretch fabric, and the front, rear, left and right four direction that four-way stretch fabric refers at cloth all has elastic cloth, generally can pass through to arrange rib construction, allow cloth have bigger elasticity.Rib construction is one of fundamental tissue of fabric, front wale and purl loop stringer form with certain form combination configuration.
Preferably, the thickness of the four-way stretch fabric that the present invention uses is 0.30～0.35mm, and four-way stretch fabric is fitted with layer of polyurethane, it is possible to prepare the four-way elasticised garment leather of light and thin type, layer of polyurethane will not be made again to reveal the exact details.
The invention provides a kind of method preparing high resilience height stretching clothing leather, comprise the following steps:
1) after being directly coated with the slurry of surface layer in release paper, hot air drying is carried out, cooling.
Hot air drying is to be blown into hot blast in baking oven or drying chamber to make the dry method of air flow faster, hot air drying is with hot-air for dry medium, natural or convection circulation forcibly mode carries out damp and hot exchange with slurry, moisture in pulp surface, and by the air film on surface to air-flow main diffusion；In the present invention in a specific embodiment, hot air drying is the mode of the upper and lower surface blowing heating of the release paper from coating waterborne polyurethane resin slurry coating, can adopt baking oven or drying chamber.Preferably, the coating layer thickness of surface layer is 0.10～0.20mm, such as 0.10mm, 0.12mm, 0.15mm, 0.18mm, 0.20mm；The temperature of heating is 80～130 DEG C, such as, and 80 DEG C, 90 DEG C, 95 DEG C, 100 DEG C, 115 DEG C, 130 DEG C；The length of baking oven is 10～20m, such as 11m, 14m, 17m, 20m.
In the present invention in a specific embodiment, release paper can cling slurry, but is prone to make both separate；Not with resin system generation chemical reaction or pollution resin system；When ambient temperature and humidity changes, the length of release paper, width all should remain unchanged, in order to avoid causing release paper wrinkling and making prepreg fold；Release paper be towed after its percentage elongation should with fiber keep consistent, with prevent prepreg in preparation process due to drawing-off asynchronous and cause deformation or distort.Preferably, release paper is silicone oil paper.
2) slurry in coating foaming middle level, carries out hot air drying, cooling.
Preferably, the coating layer thickness in foaming middle level is 0.35～0.50mm, such as 0.35mm, 0.40mm, 0.44mm, 0.50mm；The temperature of heating arranges and ranges for 80～140 DEG C, such as 90 DEG C, 98 DEG C, 110 DEG C, 118 DEG C, 140 DEG C；The length of baking oven is 15～30m, such as 15m, 20m, 24mm, 28mm, 30mm.
3) it is coated with the slurry of bottom, then fits base fabric with make-up machine, then carry out hot air drying, cooling.
Preferably, the coating layer thickness of bottom is 0.08～0.15mm, such as 0.08mm, 0.10mm, 0.12mm, 0.14mm；The temperature of heating arranges and ranges for 120～140 DEG C, such as 120 DEG C, 125 DEG C, 130 DEG C, 135 DEG C, 140 DEG C；The length of baking oven is 20～30m, such as 21m, 24mm, 26mm, 29mm.
4) release paper is divested, bundling, it is thus achieved that high resilience height stretches clothing leather.
Below in conjunction with specific embodiment, technical scheme is illustrated.
Embodiment 1
(1) preparation of the slurry of surface layer, foaming middle level and bottom:
(1) preparation of the slurry of surface layer:
Take the waterborne polyurethane resin KTT737 (Hefei section sky chemical industry) of 100kg, the aqueous color paste of 6kg, the RHEOLATE208 water-based thickener of 0.8kg, the TEGO902W defoamer of 0.4kg, the BD-3376 levelling agent of 0.5kg, adding in blender, after stirring, stirring to slurry is uniformly dispersed.
(2) preparation of the slurry in foaming middle level:
At 350kg waterborne polyurethane resin KTG703E, (solid content is 35%, Hefei section sky chemical industry) in be sequentially added into the RHEOLATE208 water-based thickener of 0.8kg, 5kg foaming agent zinc stearate (Hui Er nanometer of Henan), 5kg foam stabilizer 207 (in Qingdao precious chemical industry), 2kg cross-linking agent PZP-1000 (Guangzhou is firm and persistent) and 3.5kg firming agent 3099 (Bayer Bitterfeld GmbH), stirring with homogenizer, foaming is to 1.4 times of original volume.
(3) preparation of the slurry of bottom:
Take the waterborne polyurethane resin KTA703E (Hefei section sky chemical industry) of 100kg, the RHEOLATE208 water-based thickener of 0.8kg, the BYK-045 defoamer of 0.5kg, the BD-3376 levelling agent of 2kg, adding in blender, after stirring, stirring is to slurry uniformly.
(2) processing method adopting dry method to move film, prepares high resilience height and stretches clothing leather:
(1) in release paper, direct applying coating thickness is after the slurry of surface layer of 0.10mm, 100 DEG C, the baking oven of length 15m carries out hot air drying, carry out hot air drying when speed 15m/min.
(2) after the cooling of cooled roller, on the surface layer of coating, it is coated with the slurry in the foaming middle level that coating layer thickness is 0.45mm, enters back into 90 DEG C, carry out hot air drying in the baking oven of length 25m, carry out hot air drying when speed 15m/min.
(3) after the cooling of cooled roller, on the foaming middle level of coating, after being coated with the slurry of the bottom that coating layer thickness is 0.15mm, base fabric of fitting, enter back into 120 DEG C, carry out hot air drying in the baking oven of length 25m, carry out hot air drying when speed 15m/min.
(4) cooling of cooled roller, divests release paper, bundling, can obtain high resilience height and stretch clothing leather.
Embodiment 2
(1) preparation of the slurry of surface layer, foaming middle level and bottom:
(1) preparation of the slurry of surface layer:
Take the waterborne polyurethane resin KTT737 (Hefei section sky chemical industry) of 100kg, the aqueous color paste of 2kg, the RHEOLATE208 water-based thickener of 0.4kg, the BYK-045 defoamer of 0.2kg, the BD-3376 levelling agent of 0.5kg, adding in blender, after stirring, stirring to slurry is uniformly dispersed.
(2) preparation of the slurry in foaming middle level:
At 350kg waterborne polyurethane resin KTG703E, (solid content is 35%, Hefei section sky chemical industry) in be sequentially added into the RHEOLATE208 water-based thickener of 0.4kg, 1kg foaming agent zinc stearate (Hui Er nanometer of Henan), 1kg foam stabilizer 207 (in Qingdao precious chemical industry), 0.5kg cross-linking agent PZP-1000 (Guangzhou is firm and persistent) and 1kg firming agent 3099 (Bayer Bitterfeld GmbH), stirring with homogenizer, foaming is to 1.4 times of original volume.
(3) preparation of the slurry of bottom:
Take the waterborne polyurethane resin KTA703E (Hefei section sky chemical industry) of 100kg, the RHEOLATE208 water-based thickener of 0.4kg, the BYK-045 defoamer of 0.3kg, the BD-3376 levelling agent of 0.5kg, adding in blender, after stirring, stirring is to slurry uniformly.
(2) processing method adopting dry method to move film, prepares high resilience height and stretches clothing leather:
(1) in release paper, direct applying coating thickness is after the slurry of surface layer of 0.10mm, 100 DEG C, the baking oven of length 15m carries out hot air drying, carry out hot air drying when speed 20m/min.
(2) after the cooling of cooled roller, on the surface layer of coating, it is coated with the slurry in the foaming middle level that coating layer thickness is 0.45mm, enters back into 90 DEG C, carry out hot air drying in the baking oven of length 25m, carry out hot air drying when speed 20m/min.
(3) after the cooling of cooled roller, on the foaming middle level of coating, after being coated with the slurry of the bottom that coating layer thickness is 0.15mm, base fabric of fitting, enter back into 120 DEG C, be dried in the baking oven of length 25m, carry out hot air drying when speed 20m/min.
(4) cooling of cooled roller, divests release paper, bundling, can obtain high resilience height and stretch clothing leather.
Embodiment 3
(1) preparation of the slurry of surface layer, foaming middle level and bottom:
(1) preparation of the slurry of surface layer:
Take the waterborne polyurethane resin KTT737 (Hefei section sky chemical industry) of 100kg, the aqueous color paste of 12kg, the RHEOLATE208 water-based thickener of 1.5kg, the BYK-045 defoamer of 0.8kg, the BD-3376 levelling agent of 1.2kg, adding in blender, after stirring, stirring to slurry is uniformly dispersed.
(2) preparation of the slurry in foaming middle level:
At 350kg waterborne polyurethane resin KTG703E, (solid content is 35%, Hefei section sky chemical industry) in be sequentially added into the RHEOLATE208 water-based thickener of 0.8kg, 3kg foaming agent zinc stearate (Hui Er nanometer of Henan), 5kg foam stabilizer 207 (in Qingdao precious chemical industry), 1.2kg cross-linking agent PZP-1000 (Guangzhou is firm and persistent) and 5kg firming agent 3099 (Bayer Bitterfeld GmbH), stirring with homogenizer, foaming is to 1.4 times of original volume.
(3) preparation of the slurry of bottom:
Take the waterborne polyurethane resin KTA703E (Hefei section sky chemical industry) of 100kg, the RHEOLATE208 water-based thickener of 1kg, the BYK-045 defoamer of 0.7kg, the BD-3376 levelling agent of 1.2kg, adding in blender, after stirring, stirring is to slurry uniformly.
(2) processing method adopting dry method to move film, prepares high resilience height and stretches clothing leather:
(1) in release paper, direct applying coating thickness is after the slurry of surface layer of 0.10mm, 100 DEG C, the baking oven of length 15m carries out hot air drying, carry out hot air drying when speed 20m/min.
(2) after the cooling of cooled roller, on the surface layer of coating, it is coated with the slurry in the foaming middle level that coating layer thickness is 0.45mm, enters back into 90 DEG C, carry out hot air drying in the baking oven of length 25m, carry out hot air drying when speed 20m/min.
(3) after the cooling of cooled roller, on the foaming middle level of coating, after being coated with the slurry of the bottom that coating layer thickness is 0.15mm, base fabric of fitting, enter back into 120 DEG C, carry out hot air drying in the baking oven of length 25m, carry out hot air drying when speed 20m/min.
(4) cooling of cooled roller, divests release paper, bundling, can obtain high resilience height and stretch clothing leather.
Embodiment 4
(1) preparation of the slurry of surface layer, foaming middle level and bottom:
(1) preparation of the slurry of surface layer:
Take the waterborne polyurethane resin KTT737 (Hefei section sky chemical industry) of 100kg, the aqueous color paste of 18kg, the RHEOLATE208 water-based thickener of 2kg, the BYK-045 defoamer of 1kg, the BD-3376 levelling agent of 2kg, add in blender, after stirring, stirring to slurry is uniformly dispersed.
(2) preparation of the slurry in foaming middle level:
At 350kg waterborne polyurethane resin KTG703E, (solid content is 35%, Hefei section sky chemical industry) in be sequentially added into the RHEOLATE208 water-based thickener of 1kg, 7kg foaming agent zinc stearate (Hui Er nanometer of Henan), 7kg foam stabilizer 207 (in Qingdao precious chemical industry), 1kg cross-linking agent PZP-1000 (Guangzhou is firm and persistent) and 6kg firming agent 3099 (Bayer Bitterfeld GmbH), stirring with homogenizer, foaming is to 1.4 times of original volume.
(3) preparation of the slurry of bottom:
Take the waterborne polyurethane resin KTA703E (Hefei section sky chemical industry) of 100kg, the RHEOLATE208 water-based thickener of 0.6kg, the BYK-045 defoamer of 0.6kg, the BD-3376 levelling agent of 1kg, adding in blender, after stirring, stirring is to slurry uniformly.
(2) processing method adopting dry method to move film, prepares high resilience height and stretches clothing leather:
(1) in release paper, direct applying coating thickness is after the slurry of surface layer of 0.10mm, 100 DEG C, the baking oven of length 15m carries out hot air drying, carry out hot air drying when speed 25m/min.
(2) after the cooling of cooled roller, on the surface layer of coating, it is coated with the slurry in the foaming middle level that coating layer thickness is 0.45mm, enters back into 90 DEG C, carry out hot air drying in the baking oven of length 25m, carry out hot air drying when speed 25m/min.
(3) after the cooling of cooled roller, on the foaming middle level of coating, after being coated with the slurry of the bottom that coating layer thickness is 0.15mm, base fabric of fitting, enter back into 120 DEG C, carry out hot air drying in the baking oven of length 25m, carry out hot air drying when speed 25m/min.
(4) cooling of cooled roller, divests release paper, bundling, can obtain high resilience height and stretch clothing leather.
Embodiment 5
(1) preparation of the slurry of surface layer, foaming middle level and bottom:
(1) preparation of the slurry of surface layer:
Take the waterborne polyurethane resin KTT737 (Hefei section sky chemical industry) of 100kg, the aqueous color paste of 6kg, the RHEOLATE208 water-based thickener of 0.8kg, the BYK-045 defoamer of 0.4kg, the BD-3376 levelling agent of 0.5kg, adding in blender, after stirring, stirring to slurry is uniformly dispersed.
(2) preparation of the slurry in foaming middle level:
At 350kg waterborne polyurethane resin KTG703E, (solid content is 35%, Hefei section sky chemical industry) in be sequentially added into the RHEOLATE208 water-based thickener of 0.8kg, 5kg foaming agent zinc stearate (Hui Er nanometer of Henan), 5kg foam stabilizer 207 (in Qingdao precious chemical industry), 2kg cross-linking agent PZP-1000 (Guangzhou is firm and persistent) and 3.5kg firming agent 3099 (Bayer Bitterfeld GmbH), stirring with homogenizer, foaming is to 1.4 times of original volume.
(3) preparation of the slurry of bottom:
Take the waterborne polyurethane resin KTA703E (Hefei section sky chemical industry) of 100kg, the RHEOLATE208 water-based thickener of 0.8kg, the BYK-045 defoamer of 0.5kg, the BD-3376 levelling agent of 2kg, adding in blender, after stirring, stirring is to slurry uniformly.
(2) processing method adopting dry method to move film, prepares high resilience height and stretches clothing leather:
(1) in release paper, direct applying coating thickness is after the slurry of surface layer of 0.15mm, 90 DEG C, the baking oven of length 15m carries out hot air drying, carry out hot air drying when speed 15m/min.
(2) after the cooling of cooled roller, on the surface layer of coating, it is coated with the slurry in the foaming middle level that coating layer thickness is 0.35mm, enters back into 110 DEG C, carry out hot air drying in the baking oven of length 25m, carry out hot air drying when speed 15m/min.
(3) after the cooling of cooled roller, on the foaming middle level of coating, after being coated with the slurry of the bottom that coating layer thickness is 0.10mm, base fabric of fitting, enter back into 130 DEG C, carry out hot air drying in the baking oven of length 25m, carry out hot air drying when speed 15m/min.
(4) cooling of cooled roller, divests release paper, bundling, can obtain high resilience height and stretch clothing leather.
Embodiment 6
(1) preparation of the slurry of surface layer, foaming middle level and bottom:
(1) preparation of the slurry of surface layer:
Take the waterborne polyurethane resin KTT737 (Hefei section sky chemical industry) of 100kg, the aqueous color paste of 6kg, the RHEOLATE208 water-based thickener of 0.8kg, the BYK-045 defoamer of 0.4kg, the BD-3376 levelling agent of 0.5kg, adding in blender, after stirring, stirring to slurry is uniformly dispersed.
(2) preparation of the slurry in foaming middle level:
At 350kg waterborne polyurethane resin KTG703E, (solid content is 35%, Hefei section sky chemical industry) in be sequentially added into the RHEOLATE208 water-based thickener of 0.8kg, 5kg foaming agent zinc stearate (Hui Er nanometer of Henan), 5kg foam stabilizer 207 (in Qingdao precious chemical industry), 2kg cross-linking agent PZP-1000 (Guangzhou is firm and persistent) and 3.5kg firming agent 3099 (Bayer Bitterfeld GmbH), stirring with homogenizer, foaming is to 1.4 times of original volume.
(3) preparation of the slurry of bottom:
Take the waterborne polyurethane resin KTA703E (Hefei section sky chemical industry) of 100kg, the RHEOLATE208 water-based thickener of 0.8kg, the BYK-045 defoamer of 0.5kg, the BD-3376 levelling agent of 2kg, adding in blender, after stirring, stirring is to slurry uniformly.
(2) processing method adopting dry method to move film, prepares high resilience height and stretches clothing leather:
(1) in release paper, direct applying coating thickness is after the slurry of surface layer of 0.20mm, 130 DEG C, the baking oven of length 15m carries out hot air drying, carry out hot air drying when speed 15m/min.
(2) after the cooling of cooled roller, on the surface layer of coating, it is coated with the slurry in the foaming middle level that coating layer thickness is 0.50mm, enters back into 90 DEG C, carry out hot air drying in the baking oven of length 25m, carry out hot air drying when speed 15m/min.
(3) after the cooling of cooled roller, on the foaming middle level of coating, after being coated with the slurry of the bottom that coating layer thickness is 0.08mm, base fabric of fitting, enter back into 140 DEG C, carry out hot air drying in the baking oven of length 25m, carry out hot air drying when speed 15m/min.
(4) cooling of cooled roller, divests release paper, bundling, can obtain high resilience height and stretch clothing leather.
Embodiment 7
(1) preparation of the slurry of surface layer, foaming middle level and bottom::
(1) preparation of the slurry of surface layer:
Take in the TEGOFlow425 levelling agent addition vacuum defoamation blender of the waterborne polyurethane resin KTT737 (Hefei section sky chemical industry) of 100kg, the aqueous color paste of 8kg, the HY-303 water-based thickener of 2kg, the AHX-308 defoamer of 1kg, 1.5kg, after stirring, under relative vacuum pressures-0.09MPa condition, stirring does not have bubble to slurry.
(2) preparation of the slurry in foaming middle level:
At 350kg waterborne polyurethane resin KTG703E, (solid content is 35%, Hefei section sky chemical industry) in be sequentially added into the RHEOLATE208 water-based thickener of 0.8kg, 12kg foaming agent zinc stearate (Hui Er nanometer of Henan), 12kg foam stabilizer 207 (in Qingdao precious chemical industry), 3.5kg cross-linking agent PZP-1000 (Guangzhou is firm and persistent) and 3.5kg firming agent 3099 (Bayer Bitterfeld GmbH), stirring with homogenizer, foaming is to 1.4 times of original volume.
(3) preparation of the slurry of bottom:
Take in the TEGOFlow425 levelling agent addition vacuum defoamation blender of the waterborne polyurethane resin KTA703E (Hefei section sky chemical industry) of 100kg, the WT-105A water-based thickener of 1kg, the AHX-308 defoamer of 0.9kg, 1.2kg, after stirring, under relative vacuum pressures-0.09MPa condition, stirring does not have bubble to slurry.
(2) processing method adopting dry method to move film, prepares high resilience height and stretches clothing leather:
1) in release paper, direct applying coating thickness is after the slurry of surface layer of 0.15mm, 100 DEG C, the baking oven of length 20m carries out hot air drying, carry out hot air drying when speed 20m/min, carry out hot air drying when speed 20m/min.
2) after the cooling of cooled roller, on the surface layer of coating, after being coated with the slurry in the foaming middle level that coating layer thickness is 0.45mm, enter back into 90 DEG C, carry out hot air drying in the baking oven of length 25m, carry out hot air drying when speed 20m/min, carry out hot air drying when speed 20m/min.
3) after the cooling of cooled roller, on the foaming middle level of coating, it is coated with the slurry of the bottom of coating layer thickness 0.18mm, directly enter back into 120 DEG C after laminating, carry out cold drying in the baking oven of length 30m, carry out hot air drying when speed 20m/min, carry out hot air drying when speed 20m/min.
4) cooling of cooled roller, divests release paper, bundling, namely obtains high resilience height and stretches clothing leather.
Testing result: the method adopting biaxial tension, the clothing leather that above-described embodiment 1～7 is prepared carries out the test of elastic recovery rate, wherein, longitudinally refers to the cloth length direction of base fabric, and warp-wise refers to the direction of transverse yarns in base fabric.Test result is as shown in table 1:
The elastic recovery rate testing result of the clothing leather of table 1 embodiment 1 to 7 preparation
In detection process, taking acquisition clothing leather in the embodiment 1-7 of 10cm*10cm, respectively the stretching 3 times of warp-wise, broadwise, 1-3s momentary recovery, to original about 1.5 times, returns to original size in 5-10s.As it can be seen from table 1 the clothing leather that embodiment 1～7 obtains all substantially possesses good elastic recovery rate on warp-wise and broadwise；Stretch the elastic recovery rate of clothing leather of 3 times more than 98.7%, it is possible to meet elasticised garment leather product well for the overall elastic demand of all directions.
To sum up, the present invention uses waterborne polyurethane resin low modulus and the high feature stretched, and in the system of foaming, is stretchable to twice or above percentage elongation, and ensures not breaking of abscess.Simultaneously using waterborne polyurethane resin slurry as coating film forming matter, and without any organic solvent, the problem solving current solvent-borne type clothing leather organic solvent pollution residual in preparation and use procedure；The high resilience height obtained stretches the elastic perfect adaptation of the clothing leather elasticity by four-way stretch fabric self and layer of polyurethane, and fold soft, anti-, kishke feel are strong, meet the demand that elasticised garment is removed from office by clothing leather market.So, the present invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.
Above; it is only presently preferred embodiments of the present invention; not to any formal and substantial restriction of the present invention; should be understood that; for those skilled in the art; under the premise without departing from the inventive method, also can making some improvement and supplement, these improve and supplement and also should be regarded as protection scope of the present invention.All those skilled in the art, without departing from the spirit and scope of the present invention, the equivalent variations of a little change, modification and the differentiation made when available disclosed above technology contents, it is the Equivalent embodiments of the present invention；Meanwhile, all change of any equivalent variations, modification and differentiation above-described embodiment made according to the substantial technological of the present invention, all still fall within the scope of technical scheme.
Claims (10)
1. high resilience height stretches a clothing leather, including base fabric, it is characterised in that be sequentially coated with bottom, foaming middle level and surface layer in described base fabric；
The slurry of described bottom is prepared by following raw material component is agitated: waterborne polyurethane resin 100 parts, water-based thickener 0.4～1 part, defoamer 0.3～0.7 part, levelling agent 0.5～2 part；
The slurry in described foaming middle level is prepared by following raw material component is agitated: waterborne polyurethane resin 350 parts, water-based thickener 0.4～1 part, foaming agent 1～7 part, foam stabilizer 1～7 part, water cross-linking agent 0.5～2 part, 1～6 part of firming agent；
The slurry of described surface layer is agitated rear prepared by following raw material component: waterborne polyurethane resin 100 parts, aqueous color paste 2～18 parts, water-based thickener 0.4～2 part, defoamer 0.2～1 part, levelling agent 0.5～2 part.
2. high resilience height as claimed in claim 1 stretches clothing leather, it is characterised in that: the waterborne polyurethane resin that the slurry of described bottom, described foaming middle level and described surface layer adopts is water-based aliphaic polyurethane.
3. high resilience height as claimed in claim 1 stretches clothing leather, it is characterised in that: the thickening agent that the slurry of described bottom, described foaming middle level and described surface layer adopts is in association type polyurethane thickener and alkali swelling type acrylic thickener any one or two kinds.
4. high resilience height as claimed in claim 1 stretches clothing leather, it is characterized in that: the defoamer that the slurry of described bottom and described surface layer adopts be in organic-silicon-modified defoamer, the modified defoamer of polyethers and mineral oil based antifoam any one or multiple, levelling agent that the slurry of described surface layer and described bottom adopts is in organosilicon levelling agent and mixing acrylic compounds levelling agent any one or two kinds.
5. high resilience height as claimed in claim 1 stretches clothing leather, it is characterised in that: described firming agent is any one or two kinds in silicone based firming agent and isocyanates firming agent；Described water cross-linking agent is any one or two kinds in carbonization two imido and aziridines cross-linking agent；Described foaming agent be in organic-silicon-modified foaming agent, sodium lauryl sulphate composite foamable agent and stearates foaming agent any one or multiple；Described foam stabilizer is silicones polyethers type of latex type foam stabilizer.
6. the preparation method that one kind high resilience height stretches clothing leather, it is characterised in that: comprise the following steps:
1) after being directly coated with the slurry of surface layer in release paper, hot air drying is carried out, cooling；
2) slurry in coating foaming middle level on described surface layer, carries out hot air drying, cooling；
3) described stating, foaming middle level is coated with the slurry of bottom, then described bottom is fitted base fabric by make-up machine, then carry out hot air drying, cool down；
4) described release paper is divested, it is thus achieved that high resilience height stretches clothing leather.
7. the preparation method that high resilience height as claimed in claim 6 stretches clothing leather, it is characterised in that: in described step 1) described in the thickness of coat of surface layer be 0.10～0.20mm, in described step 1) in the temperature of hot air drying be 80～130 DEG C.
8. the preparation method that high resilience height as claimed in claim 6 stretches clothing leather, it is characterized in that: in described step 2) described in the foam thickness of coat in middle level be 0.35～0.50mm, in described step 2) in the temperature of hot air drying be 80～140 DEG C.
9. the preparation method that high resilience height as claimed in claim 6 stretches clothing leather, it is characterised in that: in described step 3) described in the thickness of coat of bottom be 0.08～0.15mm, in described step 3) in the temperature of hot air drying be 120～140 DEG C.
10. the preparation method that high resilience height as claimed in claim 6 stretches clothing leather, it is characterised in that: described step 1) to described step 3) and described in hot air drying be all that the mode adopting the two cross air blastings heating up and down from described release paper is dried；Described step 1) to described step 3) in all described release paper is in horizontal movement state under carry out hot air drying, the speed of described horizontal movement is 10～25m/min.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106087457A (en) * | 2016-07-29 | 2016-11-09 | 嘉兴金州聚合材料有限公司 | A kind of aqueous foaming raincoat leather |
| CN106087459A (en) * | 2016-08-08 | 2016-11-09 | 嘉兴金州聚合材料有限公司 | A kind of high voltage bearing aqueous foaming raincoat leather |
| CN106118034A (en) * | 2016-08-16 | 2016-11-16 | 合肥科天水性科技有限责任公司 | A kind of dry method clothing leather bass and preparation technology thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005273083A (en) * | 2004-03-25 | 2005-10-06 | Dai Ichi Kogyo Seiyaku Co Ltd | Method for producing fiber laminate, fiber laminate and synthetic leather |
| CN102080332A (en) * | 2010-12-27 | 2011-06-01 | 陕西科技大学 | Preparation method of waterborne polyurethane synthetic leather base |
| CN103074779A (en) * | 2013-01-21 | 2013-05-01 | 浙江科一合成革有限公司 | Four-directional elastic clothing leather and manufacturing method thereof |
| CN103422361A (en) * | 2013-08-31 | 2013-12-04 | 浙江五洲实业有限公司 | Waterborne shiny leather |
| CN103835145A (en) * | 2014-03-04 | 2014-06-04 | 合肥市科天化工有限公司 | Environmental-friendly waterproof and breathable clothing leather and preparation method thereof |
| CN103835144A (en) * | 2014-03-04 | 2014-06-04 | 合肥市科天化工有限公司 | Environmental-friendly and water-pressure-resistant tent leather and preparation method thereof |
| CN104831546A (en) * | 2015-05-05 | 2015-08-12 | 合肥市科天化工有限公司 | Wet method for preparing waterborne polyurethane space leather |
-
2016
- 2016-05-13 CN CN201610323749.9A patent/CN105803813A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005273083A (en) * | 2004-03-25 | 2005-10-06 | Dai Ichi Kogyo Seiyaku Co Ltd | Method for producing fiber laminate, fiber laminate and synthetic leather |
| CN102080332A (en) * | 2010-12-27 | 2011-06-01 | 陕西科技大学 | Preparation method of waterborne polyurethane synthetic leather base |
| CN103074779A (en) * | 2013-01-21 | 2013-05-01 | 浙江科一合成革有限公司 | Four-directional elastic clothing leather and manufacturing method thereof |
| CN103422361A (en) * | 2013-08-31 | 2013-12-04 | 浙江五洲实业有限公司 | Waterborne shiny leather |
| CN103835145A (en) * | 2014-03-04 | 2014-06-04 | 合肥市科天化工有限公司 | Environmental-friendly waterproof and breathable clothing leather and preparation method thereof |
| CN103835144A (en) * | 2014-03-04 | 2014-06-04 | 合肥市科天化工有限公司 | Environmental-friendly and water-pressure-resistant tent leather and preparation method thereof |
| CN104831546A (en) * | 2015-05-05 | 2015-08-12 | 合肥市科天化工有限公司 | Wet method for preparing waterborne polyurethane space leather |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106087457A (en) * | 2016-07-29 | 2016-11-09 | 嘉兴金州聚合材料有限公司 | A kind of aqueous foaming raincoat leather |
| CN106087459A (en) * | 2016-08-08 | 2016-11-09 | 嘉兴金州聚合材料有限公司 | A kind of high voltage bearing aqueous foaming raincoat leather |
| CN106118034A (en) * | 2016-08-16 | 2016-11-16 | 合肥科天水性科技有限责任公司 | A kind of dry method clothing leather bass and preparation technology thereof |
| CN107059420A (en) * | 2016-12-30 | 2017-08-18 | 合肥科天水性科技有限责任公司 | Aqueous dry method foaming clothing leather and preparation method thereof |
| 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 |
| CN108049195A (en) * | 2017-12-29 | 2018-05-18 | 合肥科天水性科技有限责任公司 | A kind of method that wet method prepares aqueous polyurethane regenerated bark |
| CN108049195B (en) * | 2017-12-29 | 2020-12-01 | 合肥科天水性科技有限责任公司 | Method for preparing waterborne polyurethane regenerated leather by wet method |
| CN108998986A (en) * | 2018-09-14 | 2018-12-14 | 安徽省怀宁县山森制衣有限公司 | A kind of fretting map chaparajos material and preparation method thereof |
| CN109440342A (en) * | 2018-11-05 | 2019-03-08 | 安徽安利材料科技股份有限公司 | A kind of decoration Synthetic Leather and preparation method thereof |
| CN111041852A (en) * | 2019-12-18 | 2020-04-21 | 万华化学集团股份有限公司 | Water-based dry-method cotton-feeling clothing leather and preparation method thereof |
| CN111877027A (en) * | 2020-07-22 | 2020-11-03 | 浙江禾欣新材料有限公司 | Antibacterial protective clothing leather and preparation method thereof |
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Effective date of registration: 20160711 Address after: 230601, Anhui, Hefei Province peach blossom Industrial Park, west of bustling Avenue Applicant after: Hefei Scisky Technology Co., Ltd. Applicant after: LANZHOU KETIAN NEW MATERIAL CO., LTD. Applicant after: Hefei Scisky Technology Co., Ltd. Address before: 230601, Anhui Hefei economic and Technological Development Zone, peach blossom Industrial Park, West Avenue, Hefei Applicant before: Hefei Ketian Chemical Co., Ltd. |
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