CN114134257A - Production method of high-grade antibacterial cow leather silica gel leather - Google Patents
Production method of high-grade antibacterial cow leather silica gel leather Download PDFInfo
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- CN114134257A CN114134257A CN202111329103.9A CN202111329103A CN114134257A CN 114134257 A CN114134257 A CN 114134257A CN 202111329103 A CN202111329103 A CN 202111329103A CN 114134257 A CN114134257 A CN 114134257A
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- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14B—MECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
- C14B1/00—Manufacture of leather; Machines or devices therefor
- C14B1/44—Mechanical treatment of leather surfaces
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- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14B—MECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
- C14B1/00—Manufacture of leather; Machines or devices therefor
- C14B1/44—Mechanical treatment of leather surfaces
- C14B1/54—Ironing
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- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C11/00—Surface finishing of leather
-
- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C15/00—Apparatus for chemical treatment or washing of hides, skins, or leather
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- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention provides a production method of high-grade antibacterial cowhide silica gel leather, and relates to the technical field of leather production. The production method of the high-grade antibacterial cowhide silica gel leather comprises the following specific production methods: selecting cow leather blanks with the opening of more than 45 square feet, requiring no branding or no branding exceeding 0.5 square feet on the hip, then carrying out spot grinding on the positions of obvious open wounds and rotten faces once by using a pneumatic point grinding machine, grinding the wounds to the greatest extent, then using a special scratch board for repairing wounds to dip the prepared repairing paste to scrape, repair, flatten and dry the wounds, drying the wounds for 20-25 minutes in winter at 80-85 ℃, grinding the leather twice by using a 3200mm through type leather grinding machine, grinding the leather once by using 320 # abrasive paper, grinding the head part for about 50 centimeters, then transferring the leather blanks, grinding the leather through type leather grinding from the hip and finely grinding the leather blanks by using 400 # abrasive paper, and requiring that the pile of the leather-ground leather blanks is fine and smooth, and has no sand peaks and scorches. The leather disclosed by the invention is soft and plump in hand feeling, fine and smooth in touch feeling, sufficient in silica gel feeling, excellent in antifouling property and good and lasting in antibacterial property.
Description
Technical Field
The invention relates to the technical field of leather production, in particular to a production method of high-grade antibacterial cowhide silica gel leather.
Background
The leather is animal skin which is obtained by physical and chemical processing such as unhairing, tanning and the like and is denatured and non-perishable.
In the prior art, after the leather is used, bacteria are easy to breed in plum rain, and the leather is discolored and deteriorated for a long time to be damaged.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a production method of high-grade antibacterial cowhide silica gel leather, and solves the problems that the leather has poor antibacterial performance and is easy to deteriorate, discolor and mildew.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a production method of high-grade antibacterial cowhide silica gel leather comprises the following specific production methods:
selecting a cow leather blank which is opened by more than 45 square feet, wherein no branding is required or the hip part has no branding which is less than 0.5 square foot, then, carrying out spot grinding on the position of an obviously open wound and a rotten face by using a pneumatic point grinding machine once, grinding the disability as flat as possible, then, using a special scratch board for repairing the wound, dipping the prepared repairing paste, scraping, repairing, flattening and airing, drying for 20-25 minutes at 80-85 ℃ in winter, grinding the leather twice by using a 3200mm through type leather grinding machine, grinding once by using No. 320 abrasive paper, grinding the head part by about 50 centimeters in length, then turning the leather blank, grinding the leather through type hip part once, and finely grinding once by using No. 400 abrasive paper, wherein the ground leather blank is required to be fine and smooth, and has no sand peak, scorch and rot phenomena;
step two, removing dust of the leather blank after the leather grinding by using a through type dust remover once, wherein no obvious dust is required to be touched by hands after dust removal, sealing the bottom, spraying a bottom sealing agent for 1-2 times by using a spraying machine, wherein the spraying amount is 3-5g/sf, and the temperature of an oven is 60-70 ℃;
and step three, ironing the leather blank subjected to bottom sealing once by using a through type ironing machine, wherein the ironing temperature is as follows: 120-;
performing roller priming, performing reverse roller coating for 1 time by using a priming raw material and a roller coater, controlling the sizing amount of the roller coating to be 8-10g/sf, drying after roller coating, performing embossing operation by using a through type embossing machine after the roller priming is finished, determining patterns according to the requirements of customers, wherein the embossing temperature is 130-;
step five, spraying the flour paste after the flour paste is softened, mixing the flour paste according to a formula, uniformly stirring, spraying the flour paste for 2-3 times by using a spraying machine, wherein the spraying time is 1.0-1.2g/sf, ironing the middle of the sprayed flour paste once according to the requirements of the ground light and the flatness, the ironing requires the temperature of 110-;
step six, after finishing the face-spraying, spraying an antibacterial silicone oil layer, uniformly spraying the antibacterial silicone oil mixed solution on the leather by using a spraying machine, wherein the spraying amount is 1.5-1.6g/sf, uniformly spraying and then drying, the drying tunnel temperature of a dryer is 70-80 ℃, uniformly spraying the antifouling glazing fixative on the leather blank by using the spraying machine, the spraying amount is 1.5-2g/sf, uniformly spraying and then drying, and the drying tunnel temperature of the dryer is 80-90 ℃;
and seventhly, ironing the cowhide sprayed with the antifouling glazing fixative once by using a through ironing machine, wherein the main parameters are set as follows: temperature: 115 ℃ and 118 ℃, the pressure is 4-4.5bar, the speed is 10-11 m/min, the integral flatness of the leather is required to be good after ironing, the hand feeling is not stiff, the leather keeps soft, the gloss is uniform and natural, burrs and dead folds are trimmed and the leather shape is kept complete, the style, the color and the hand feeling are checked according to a sample plate, the sampling is carried out according to the standard, the sample is sent to a detection center to detect various physical and chemical properties of dry and wet rubbing, abrasion resistance fastness, coating fastness, heat aging resistance and yellowing resistance, and a detection report sheet is filled;
and step eight, measuring leather and packaging.
Preferably, the ratio of the mending paste to the pigment paste is 95: 5.
Preferably, the bottom sealing raw material is prepared by weighing the following raw materials in parts by weight: 15-18 parts of acrylic resin and 70-75 parts of a bottom sealing auxiliary agent.
Preferably, the formula of the base coat raw material is as follows: 80-85 parts of pigment paste, 80-85 parts of anionic wax agent, 50-52 parts of softening assistant, 50-55 parts of water, 250-255 parts of foaming comprehensive resin, 125 parts of polyurethane and 110 parts of acrylic acid.
Preferably, the formula of the flour paste is as follows: 110 parts of pigment paste, 50-55 parts of anionic wax agent, 50-55 parts of softening assistant, 210 parts of water 200-.
Preferably, the formula of the antibacterial silicon oil layer is as follows: 60-65 parts of water, 125 parts of high-content silicone resin, 20-25 parts of slow-release antibacterial agent and 3-5 parts of isocyanate amine crosslinking agent, wherein the antibacterial silicone oil layer is used within 12 hours after being prepared.
Preferably, the antifouling top light fixing agent is prepared from the following formula: 50-52 parts of water, 4-8 parts of isocyanate amine crosslinking agent, 125 parts of antifouling polyurethane gloss oil and 1-1.3 parts of moistening hand feeling agent.
(III) advantageous effects
The invention provides a production method of high-grade antibacterial cowhide silica gel leather. The method has the following beneficial effects:
the finished product of the invention has soft and plump hand feeling, fine and smooth touch feeling and perfect silica gel feeling, is an ideal fabric for manufacturing furniture such as high-grade sofas and the like, has excellent antifouling property, gives good sanitary property to the product, is easy to manage, has good lasting antibacterial property, improves the practical performance of the sofas, improves the added value and the grade of the product, and has wide market prospect.
Drawings
FIG. 1 is a production flow chart of the production method of the high-grade antibacterial cowhide silica gel leather.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1, an embodiment of the present invention provides a production method of high-grade antibacterial cowhide silica gel leather, including the following specific production methods:
selecting a cow leather blank which is opened by more than 45 square feet, wherein no branding is required or the hip part of the cow leather blank has no branding exceeding 0.5 square feet, then, carrying out spot grinding on the position of an obviously open wound and a rotten surface once by using a pneumatic point grinding machine, grinding the disability as flat as possible, then, using a special scratch board for repairing the wound, dipping the prepared repairing paste, scraping, repairing, flattening and airing, drying for 20 minutes at 80 ℃ in winter, grinding twice by using a 3200mm leather pass type leather grinding machine, grinding once by using 320 # abrasive paper, grinding the head part by about 50 centimeters in length, then transferring the leather blank, grinding the leather from the hip part by using a No. 400 abrasive paper, and finely grinding once by using 400 # abrasive paper, wherein the pile of the leather blank after being ground is required to be fine and smooth, and has no sand peak, scorch and rot phenomena;
step two, removing dust of the leather blank after the leather grinding by using a through type dust remover once, wherein no obvious dust is required to be touched by hands after dust removal, sealing the bottom, spraying a bottom sealing agent for 1-2 times by using a spraying machine, wherein the spraying amount is 3g/sf, and the temperature of an oven is 60 ℃;
and step three, ironing the leather blank subjected to bottom sealing once by using a through type ironing machine, wherein the ironing temperature is as follows: the temperature is 120 ℃, the pressure is 5bar, the speed is 10 m/min, the scalded skin blank is required to be flat, the hand feeling is not stiff, and the skin blank is kept soft;
performing roller priming, performing reverse roller coating for 1 time by using a priming raw material and a roller coater, controlling the sizing amount of the roller coating to be 8g/sf, drying after roller coating, performing embossing operation by using a through type embossing machine after roller priming is finished, determining patterns according to customer requirements, wherein the embossing temperature is 130 ℃, the pressure is 15Bar, statically cooling the embossed leather blank for 2 hours, performing milling operation after the temperature of the leather blank is recovered to normal temperature, wherein the milling temperature is 35 ℃, the humidity is 55rh, and the milling time is 8 hours, paying attention to check the softness and the glue feeling of the leather blank after 8 hours, and taking a roughneck after the requirement is met;
step five, spraying the flour paste after the flour paste is softened, mixing the flour paste according to a formula, uniformly stirring, spraying the flour paste for 2-3 times by using a spraying machine, wherein the spraying time is 1.0g/sf, ironing the middle of the sprayed flour paste once according to the requirements of base light and flatness, the ironing temperature is 110 ℃, and the pressure is 5 bar;
step six, after finishing the face-spraying, spraying an antibacterial silicone oil layer, uniformly spraying the antibacterial silicone oil mixed solution on the leather by using a spraying machine, wherein the spraying amount is 1.5g/sf, uniformly spraying and then drying, the drying tunnel temperature of a dryer is 70 ℃, and then uniformly spraying an antifouling topping fixing agent on the leather blank by using the spraying machine, the spraying amount is 1.5g/sf, uniformly spraying and then drying, and the drying tunnel temperature of the dryer is 80 ℃;
and seventhly, ironing the cowhide sprayed with the antifouling glazing fixative once by using a through ironing machine, wherein the main parameters are set as follows: temperature: the method comprises the following steps of (1) carrying out ironing at the temperature of 115 ℃, under the pressure of 4bar and at the speed of 10 m/min, wherein the integral flatness of the ironed leather is required to be good, the hand feeling is not stiff, the leather is kept soft, the luster is uniform and natural, burrs and dead folds are removed, the leather shape is kept complete, according to a sample plate, the style, the color and the hand feeling are checked, the leather is sampled according to the standard, and is sent to a detection center to detect various physical and chemical properties such as dry and wet rubbing, abrasion resistance, coating fastness, heat aging resistance and yellowing resistance, and a detection report sheet is filled;
and step eight, measuring leather and packaging.
The ratio of the mending paste to the pigment paste is 95:5, and the bottom sealing raw materials are weighed according to the following formula: 15 parts of acrylic resin and 70 parts of a bottom sealing auxiliary agent, wherein the formula of the bottom coating raw material is as follows: 80 parts of pigment paste, 80 parts of anionic wax agent, 50 parts of softening auxiliary agent, 50 parts of water, 250 parts of foaming comprehensive resin, 120 parts of polyurethane and 100 parts of acrylic acid.
The formula of the flour paste is as follows: 100 parts of pigment paste, 50 parts of anionic wax agent, 50 parts of softening assistant, 200 parts of water, 150 parts of foaming comprehensive resin, 150 parts of polyurethane, 100 parts of acrylic acid, 30 parts of matting filler, 20 parts of polyurethane and 150 parts of comprehensive acrylic resin, wherein the formula of the antibacterial silicone oil layer is as follows: 60 parts of water, 100 parts of high-content silicone resin, 20 parts of slow-release antibacterial agent and 3 parts of isocyanate amine crosslinking agent, and the antibacterial silicone oil layer is used within 12 hours after being prepared.
The antifouling topping fixing agent comprises the following components in percentage by weight: 50 parts of water, 4 parts of isocyanate amine crosslinking agent, 120 parts of antifouling polyurethane gloss oil and 1 part of moistening feeling hand feeling agent.
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 (7)
1. A production method of high-grade antibacterial cowhide silica gel leather is characterized by comprising the following specific production methods:
selecting a cow leather blank which is opened by more than 45 square feet, wherein no branding is required or the hip part has no branding which is less than 0.5 square foot, then, carrying out spot grinding on the position of an obviously open wound and a rotten face by using a pneumatic point grinding machine once, grinding the disability as flat as possible, then, using a special scratch board for repairing the wound, dipping the prepared repairing paste, scraping, repairing, flattening and airing, drying for 20-25 minutes at 80-85 ℃ in winter, grinding the leather twice by using a 3200mm through type leather grinding machine, grinding once by using No. 320 abrasive paper, grinding the head part by about 50 centimeters in length, then turning the leather blank, grinding the leather through type hip part once, and finely grinding once by using No. 400 abrasive paper, wherein the ground leather blank is required to be fine and smooth, and has no sand peak, scorch and rot phenomena;
step two, removing dust of the leather blank after the leather grinding by using a through type dust remover once, wherein no obvious dust is required to be touched by hands after dust removal, sealing the bottom, spraying a bottom sealing agent for 1-2 times by using a spraying machine, wherein the spraying amount is 3-5g/sf, and the temperature of an oven is 60-70 ℃;
and step three, ironing the leather blank subjected to bottom sealing once by using a through type ironing machine, wherein the ironing temperature is as follows: 120-;
performing roller priming, performing reverse roller coating for 1 time by using a priming raw material and a roller coater, controlling the sizing amount of the roller coating to be 8-10g/sf, drying after roller coating, performing embossing operation by using a through type embossing machine after the roller priming is finished, determining patterns according to the requirements of customers, wherein the embossing temperature is 130-;
step five, spraying the flour paste after the flour paste is softened, mixing the flour paste according to a formula, uniformly stirring, spraying the flour paste for 2-3 times by using a spraying machine, wherein the spraying time is 1.0-1.2g/sf, ironing the middle of the sprayed flour paste once according to the requirements of the ground light and the flatness, the ironing requires the temperature of 110-;
step six, after finishing the face-spraying, spraying an antibacterial silicone oil layer, uniformly spraying the antibacterial silicone oil mixed solution on the leather by using a spraying machine, wherein the spraying amount is 1.5-1.6g/sf, uniformly spraying and then drying, the drying tunnel temperature of a dryer is 70-80 ℃, uniformly spraying the antifouling glazing fixative on the leather blank by using the spraying machine, the spraying amount is 1.5-2g/sf, uniformly spraying and then drying, and the drying tunnel temperature of the dryer is 80-90 ℃;
and seventhly, ironing the cowhide sprayed with the antifouling glazing fixative once by using a through ironing machine, wherein the main parameters are set as follows: temperature: 115 ℃ and 118 ℃, the pressure is 4-4.5bar, the speed is 10-11 m/min, the integral flatness of the leather is required to be good after ironing, the hand feeling is not stiff, the leather keeps soft, the gloss is uniform and natural, burrs and dead folds are trimmed and the leather shape is kept complete, the style, the color and the hand feeling are checked according to a sample plate, the sampling is carried out according to the standard, the sample is sent to a detection center to detect various physical and chemical properties of dry and wet rubbing, abrasion resistance fastness, coating fastness, heat aging resistance and yellowing resistance, and a detection report sheet is filled;
and step eight, measuring leather and packaging.
2. The production method of the high-grade antibacterial cowhide silica gel leather according to claim 1, wherein the ratio of the mending paste to the pigment paste is 95: 5.
3. The production method of the high-grade antibacterial cowhide silica gel leather according to claim 1, wherein the bottom sealing raw materials are weighed according to the following formula: 15-18 parts of acrylic resin and 70-75 parts of a bottom sealing auxiliary agent.
4. The production method of the high-grade antibacterial cowhide silica gel leather according to claim 1, characterized in that the formula of the raw materials of the bottom coating is as follows: 80-85 parts of pigment paste, 80-85 parts of anionic wax agent, 50-52 parts of softening assistant, 50-55 parts of water, 250-255 parts of foaming comprehensive resin, 125 parts of polyurethane and 110 parts of acrylic acid.
5. The production method of the high-grade antibacterial cowhide silica gel leather according to claim 1, characterized in that the formula of the surface slurry is as follows: 110 parts of pigment paste, 50-55 parts of anionic wax agent, 50-55 parts of softening assistant, 210 parts of water 200-.
6. The production method of the high-grade antibacterial cowhide silica gel leather according to claim 1, wherein the formula of the antibacterial silica gel layer is as follows: 60-65 parts of water, 125 parts of high-content silicone resin, 20-25 parts of slow-release antibacterial agent and 3-5 parts of isocyanate amine crosslinking agent, wherein the antibacterial silicone oil layer is used within 12 hours after being prepared.
7. The production method of the high-grade antibacterial cowhide silica gel leather according to claim 1, wherein the antifouling and top light fixing agent is prepared from the following components in percentage by weight: 50-52 parts of water, 4-8 parts of isocyanate amine crosslinking agent, 125 parts of antifouling polyurethane gloss oil and 1-1.3 parts of moistening hand feeling agent.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111329103.9A CN114134257A (en) | 2021-11-10 | 2021-11-10 | Production method of high-grade antibacterial cow leather silica gel leather |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111329103.9A CN114134257A (en) | 2021-11-10 | 2021-11-10 | Production method of high-grade antibacterial cow leather silica gel leather |
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| CN114134257A true CN114134257A (en) | 2022-03-04 |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR7204620D0 (en) * | 1971-07-19 | 1973-05-24 | Banetti & Co Inc | PERFECT PROCESS FOR LEATHER AND LEATHER FINISHING |
| CN105256578A (en) * | 2015-11-09 | 2016-01-20 | 广州大学 | Waterborne three-proofing leather finishing agent and using method thereof |
| CN105273600A (en) * | 2014-07-03 | 2016-01-27 | 浙江省海洋开发研究院 | Preparation method of organosilicon-modified polyurethane hydrogel antifouling paint |
| CN105860839A (en) * | 2016-04-22 | 2016-08-17 | 广州市惠景皮革有限公司 | Nappa leather coating composition and coating technology thereof |
| CN105925736A (en) * | 2016-04-22 | 2016-09-07 | 广州市惠景皮革有限公司 | Full-grain nappa leather finishing composite and finishing process thereof |
| CN110055358A (en) * | 2019-05-16 | 2019-07-26 | 烟台大学 | Antifouling, ultralow total carbon emitting, abrasion performance ox-hide automobile cushion remove from office manufacturing process |
| CN111518964A (en) * | 2020-05-07 | 2020-08-11 | 柏德皮革(中国)有限公司 | Production process of leather capable of being disinfected |
| CN111676703A (en) * | 2020-05-29 | 2020-09-18 | 明新孟诺卡(浙江)新材料有限公司 | Direct coating process of high-simulation full-aqueous microfiber leather special for automotive interiors |
| CN111842082A (en) * | 2020-07-28 | 2020-10-30 | 漳浦致远皮革有限公司 | Production method of antifouling folding-resistant leather |
| CN112831267A (en) * | 2021-01-28 | 2021-05-25 | 兴业皮革科技股份有限公司 | Sodium potassium aluminosilicate/collagen composite material and preparation method and application thereof |
| CN112873892A (en) * | 2021-01-20 | 2021-06-01 | 嘉兴市博尔新材料有限公司 | Stain-resistant antibacterial environment-friendly PVC artificial leather and preparation method thereof |
| CN113527595A (en) * | 2021-08-12 | 2021-10-22 | 中国科学院长春应用化学研究所 | Functionalized organic silicon resin and preparation method and application thereof |
-
2021
- 2021-11-10 CN CN202111329103.9A patent/CN114134257A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR7204620D0 (en) * | 1971-07-19 | 1973-05-24 | Banetti & Co Inc | PERFECT PROCESS FOR LEATHER AND LEATHER FINISHING |
| CN105273600A (en) * | 2014-07-03 | 2016-01-27 | 浙江省海洋开发研究院 | Preparation method of organosilicon-modified polyurethane hydrogel antifouling paint |
| CN105256578A (en) * | 2015-11-09 | 2016-01-20 | 广州大学 | Waterborne three-proofing leather finishing agent and using method thereof |
| CN105860839A (en) * | 2016-04-22 | 2016-08-17 | 广州市惠景皮革有限公司 | Nappa leather coating composition and coating technology thereof |
| CN105925736A (en) * | 2016-04-22 | 2016-09-07 | 广州市惠景皮革有限公司 | Full-grain nappa leather finishing composite and finishing process thereof |
| CN110055358A (en) * | 2019-05-16 | 2019-07-26 | 烟台大学 | Antifouling, ultralow total carbon emitting, abrasion performance ox-hide automobile cushion remove from office manufacturing process |
| CN111518964A (en) * | 2020-05-07 | 2020-08-11 | 柏德皮革(中国)有限公司 | Production process of leather capable of being disinfected |
| CN111676703A (en) * | 2020-05-29 | 2020-09-18 | 明新孟诺卡(浙江)新材料有限公司 | Direct coating process of high-simulation full-aqueous microfiber leather special for automotive interiors |
| CN111842082A (en) * | 2020-07-28 | 2020-10-30 | 漳浦致远皮革有限公司 | Production method of antifouling folding-resistant leather |
| CN112873892A (en) * | 2021-01-20 | 2021-06-01 | 嘉兴市博尔新材料有限公司 | Stain-resistant antibacterial environment-friendly PVC artificial leather and preparation method thereof |
| CN112831267A (en) * | 2021-01-28 | 2021-05-25 | 兴业皮革科技股份有限公司 | Sodium potassium aluminosilicate/collagen composite material and preparation method and application thereof |
| CN113527595A (en) * | 2021-08-12 | 2021-10-22 | 中国科学院长春应用化学研究所 | Functionalized organic silicon resin and preparation method and application thereof |
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