CN108457085B - Anti-yellowing matte velvet feeling treating agent for synthetic leather and preparation method thereof - Google Patents
Anti-yellowing matte velvet feeling treating agent for synthetic leather and preparation method thereof Download PDFInfo
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/564—Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/77—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof
- D06M11/79—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof with silicon dioxide, silicic acids or their salts
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
- D06M13/2243—Mono-, di-, or triglycerides
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
- D06M13/325—Amines
- D06M13/332—Di- or polyamines
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/50—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with organometallic compounds; with organic compounds containing boron, silicon, selenium or tellurium atoms
- D06M13/51—Compounds with at least one carbon-metal or carbon-boron, carbon-silicon, carbon-selenium, or carbon-tellurium bond
- D06M13/513—Compounds with at least one carbon-metal or carbon-boron, carbon-silicon, carbon-selenium, or carbon-tellurium bond with at least one carbon-silicon bond
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/25—Resistance to light or sun, i.e. protection of the textile itself as well as UV shielding materials or treatment compositions therefor; Anti-yellowing treatments
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/50—Modified hand or grip properties; Softening compositions
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to the field of synthetic leather, and provides a yellow-edge-resistant matte velvet treatment agent for synthetic leather and a preparation method thereof, which solve the defects that the synthetic leather in the prior art adopts the traditional matte velvet treatment agent with low simulation degree, is easy to whiten and yellow after being washed by water, and is not environment-friendly in used raw materials, and the yellow-edge-resistant matte velvet treatment agent is composed of the following raw materials in parts by weight: 70-82 parts of modified yellow-resistant polyurethane, 10-15 parts of stearic acid triglyceride, 5-10 parts of silicon dioxide matting powder, 3-8 parts of a leveling agent, 6-10 parts of epoxidized soybean oil, 3-6 parts of nano silicon dioxide, 5-8 parts of isobutyl triethoxy silicon, 3-8 parts of glass beads, 5-10 parts of polyurethane elastic microspheres with the single diameter of 40-60 mu m and 10-20 parts of isophorone diamine.
Description
Technical Field
The invention relates to the field of synthetic leather, and particularly relates to a yellowing-resistant matte velvet feeling treating agent for synthetic leather and a preparation method thereof.
Background
At present, synthetic leather is widely applied to produce products such as bags, clothes, shoes and the like, and the synthetic leather has good physical property, flexing resistance, good softness, large tensile strength and air permeability, so the synthetic leather is widely applied to the fabric of the shoes or the parts of the bags bearing the weight. The surface of the synthetic leather often needs some surface treatment agents to obtain leather with different performance characteristics, the matte velvet feeling treatment agent has simple and convenient process, occupies great proportion in the leather market in recent years, and can form the effect of velvet feeling on the surface of the leather by embossing and washing after printing and be matched with proper front and later processes to make different styles. However, the existing matte velvet feeling treating agent has single variety and function, poor hand feeling, insufficient brilliance, weak velvet feeling and low skin feeling simulation degree after washing, and is easy to turn white and yellow after washing.
Chinese patent application No. 201710714302.9 discloses an anti-yellowing matte velvet feeling treating agent for synthetic leather and a preparation method thereof, and the treating agent comprises the following components: the synthetic leather treated by the treating agent has the advantages of yellowing resistance, good haze and strong stereoscopic impression, but the toluene and other components used in the raw materials are not environment-friendly and have certain damage to a human body in the preparation process.
Disclosure of Invention
Therefore, aiming at the above content, the invention provides a yellow-edge-resistant matte suede treatment agent for synthetic leather and a preparation method thereof, which solve the defects that the prior art synthetic leather adopting the traditional matte suede treatment agent has low simulation degree, is easy to whiten and yellow after being washed by water, and the used raw materials are not environment-friendly.
In order to achieve the purpose, the invention is realized by the following technical scheme: a yellowing-resistant matte velvet treatment agent for synthetic leather is composed of the following raw materials in parts by weight: 70-82 parts of modified yellow-resistant polyurethane, 10-15 parts of stearic acid triglyceride, 5-10 parts of silicon dioxide matting powder, 3-8 parts of a leveling agent, 6-10 parts of epoxidized soybean oil, 3-6 parts of nano silicon dioxide, 5-8 parts of isobutyl triethoxy silicon, 3-8 parts of glass beads, 5-10 parts of polyurethane elastic microspheres with the single diameter of 40-60 mu m and 10-20 parts of isophorone diamine;
the modified yellow-resistant polyurethane is prepared from the following raw materials in parts by weight: 60-70 parts of hydroxyl-terminated polybutadiene, 50-60 parts of 2, 4-toluene diisocyanate, 40-50 parts of polyisocyanurate and 10-15 parts of antioxidant.
The further improvement is that: the antioxidant is 3, 4, 5-trihydroxybenzoic acid.
The further improvement is that: the modified yellow-resistant polyurethane is prepared from the following raw materials in parts by weight: 65 parts of hydroxyl-terminated polybutadiene, 56 parts of 2, 4-toluene diisocyanate, 44 parts of polyisocyanurate and 15 parts of antioxidant.
The further improvement is that: the composition comprises the following raw materials in parts by weight: 76 parts of modified yellowing-resistant polyurethane, 12 parts of stearic acid triglycerol, 8 parts of silicon dioxide matting powder, 4 parts of a leveling agent, 8 parts of epoxidized soybean oil, 5 parts of nano silicon dioxide, 6 parts of isobutyl triethoxy silicon, 6 parts of glass beads, 8 parts of polyurethane elastic microspheres with the single diameter of 45 mu m and 16 parts of isophorone diamine.
A preparation method of an anti-yellowing matte velvet feeling treating agent for synthetic leather comprises the following treatment steps: (1) preparing modified yellow-resistant polyurethane: preparing raw materials: 60-70 parts of hydroxyl-terminated polybutadiene, 50-60 parts of 2, 4-toluene diisocyanate, 40-50 parts of polyisocyanurate and 10-15 parts of antioxidant, and the raw materials are uniformly mixed and stirred and react for 2-2.5h at the temperature of 95-100 ℃; (2) adding 10-15 parts of stearic acid triglyceride, 5-10 parts of silicon dioxide matting powder, 3-8 parts of a leveling agent, 6-10 parts of epoxidized soybean oil, 5-8 parts of isobutyl triethoxy silicon, 3-8 parts of glass beads and 5-10 parts of polyurethane elastic microspheres with the single diameter of 40-60 mu m into the modified yellow-resistant polyurethane prepared in the step (1), uniformly mixing, and continuously reacting for 1-1.5 hours; (3) chain extension reaction: and (3) adding 10-20 parts of isophorone diamine into the product prepared in the step (2), carrying out chain extension reaction, controlling the temperature at 75-78 ℃, adding 3-6 parts of nano silicon dioxide, and stirring for 1-2 hours to obtain the anti-yellowing matte velvet feeling treating agent for the synthetic leather.
By adopting the technical scheme, the invention has the beneficial effects that: the anti-yellowing matte velvet feeling treating agent for the synthetic leather has the effects of heat resistance and yellowing resistance by adopting the modified anti-yellowing polyurethane as a main body, is matched with the stearic acid triglyceride, the silicon dioxide matting powder, the epoxidized soybean oil, the nano silicon dioxide, the isobutyl triethoxy silicon, the glass beads and the polyurethane elastic microspheres with the single diameter of 40-60 mu m, and the epoxidized soybean oil replaces polyether polyol in the petroleum industry, so that the use and dependence on non-renewable resources are reduced, the agent is more environment-friendly and sustainable, and the glass beads are added into the raw material components, so that the surface of the leather has the effects of illumination resistance and yellowing resistance when the prepared treating agent is used for treating the leather.
Detailed Description
The following detailed description will be provided for the embodiments of the present invention with reference to specific embodiments, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented.
Unless otherwise indicated, the techniques employed in the examples are conventional and well known to those skilled in the art, and the reagents and products employed are also commercially available. The source, trade name and if necessary the constituents of the reagents used are indicated at the first appearance.
Example one
A yellowing-resistant matte velvet treatment agent for synthetic leather is composed of the following raw materials in parts by weight: 70 parts of modified yellow-resistant polyurethane, 10 parts of stearic acid triglycerol, 5 parts of silicon dioxide matting powder, 3 parts of a flatting agent, 6 parts of epoxidized soybean oil, 3 parts of nano silicon dioxide, 5 parts of isobutyl triethoxy silicon, 3 parts of glass beads, 5 parts of polyurethane elastic microspheres with the single diameter of 40 mu m and 10 parts of isophorone diamine; the modified yellow-resistant polyurethane is prepared from the following raw materials in parts by weight: 60 parts of hydroxyl-terminated polybutadiene, 50 parts of 2, 4-toluene diisocyanate, 40 parts of polyisocyanurate and 10 parts of 3, 4, 5-trihydroxybenzoic acid.
The preparation method comprises the following processing steps: (1) preparing modified yellow-resistant polyurethane: preparing raw materials: 60 parts of hydroxyl-terminated polybutadiene, 50 parts of 2, 4-toluene diisocyanate, 40 parts of polyisocyanurate and 10 parts of antioxidant, and the raw materials are mixed and stirred uniformly and react for 2 hours at 95 ℃; (2) adding 10 parts of stearic acid triglyceride, 5 parts of silicon dioxide matting powder, 3 parts of a leveling agent, 6 parts of epoxidized soybean oil, 5 parts of isobutyl triethoxy silicon, 3 parts of glass beads and 5 parts of polyurethane elastic microspheres with the single diameter of 40 mu m into the modified yellow-resistant polyurethane prepared in the step (1), uniformly mixing, and continuously reacting for 1 h; (3) chain extension reaction: and (3) adding 10 parts of isophorone diamine into the product prepared in the step (2), carrying out chain extension reaction, controlling the temperature at 75 ℃, adding 3 parts of nano silicon dioxide, and stirring for 1h to obtain the anti-yellowing matte velvet feeling treating agent for the synthetic leather.
Example two
A yellowing-resistant matte velvet treatment agent for synthetic leather is composed of the following raw materials in parts by weight: 76 parts of modified yellowing-resistant polyurethane, 12 parts of stearic acid triglycerol, 8 parts of silicon dioxide matting powder, 4 parts of a leveling agent, 8 parts of epoxidized soybean oil, 5 parts of nano silicon dioxide, 6 parts of isobutyl triethoxy silicon, 6 parts of glass beads, 8 parts of polyurethane elastic microspheres with the single diameter of 50 mu m and 16 parts of isophorone diamine; the modified yellow-resistant polyurethane is prepared from the following raw materials in parts by weight: 65 parts of hydroxyl-terminated polybutadiene, 56 parts of 2, 4-toluene diisocyanate, 44 parts of polyisocyanurate and 15 parts of 3, 4, 5-trihydroxybenzoic acid.
The preparation method comprises the following processing steps: (1) preparing modified yellow-resistant polyurethane: preparing raw materials: 65 parts of hydroxyl-terminated polybutadiene, 56 parts of 2, 4-toluene diisocyanate, 44 parts of polyisocyanurate and 15 parts of antioxidant, and the raw materials are mixed and stirred uniformly and react for 2 hours at 98 ℃; (2) adding 12 parts of stearic acid triglyceride, 8 parts of silicon dioxide matting powder, 4 parts of a leveling agent, 8 parts of epoxy soybean oil, 6 parts of isobutyl triethoxy silicon, 6 parts of glass beads and 8 parts of polyurethane elastic microspheres with the single diameter of 50 mu m into the modified yellow-resistant polyurethane prepared in the step (1), uniformly mixing, and continuously reacting for 1.2 hours; (3) chain extension reaction: adding 16 parts of isophorone diamine into the product prepared in the step (2), carrying out chain extension reaction, controlling the temperature at 76 ℃, adding 5 parts of nano silicon dioxide, and stirring for 1.5 hours to obtain the anti-yellowing matte velvet feeling treating agent for the synthetic leather.
EXAMPLE III
A yellowing-resistant matte velvet treatment agent for synthetic leather is composed of the following raw materials in parts by weight: 82 parts of modified yellowing-resistant polyurethane, 15 parts of stearic acid triglycerol, 10 parts of silicon dioxide matting powder, 8 parts of a leveling agent, 10 parts of epoxidized soybean oil, 6 parts of nano silicon dioxide, 8 parts of isobutyl triethoxy silicon, 8 parts of glass beads, 10 parts of polyurethane elastic microspheres with the single diameter of 60 mu m and 20 parts of isophorone diamine; the modified yellow-resistant polyurethane is prepared from the following raw materials in parts by weight: 70 parts of hydroxyl-terminated polybutadiene, 60 parts of 2, 4-toluene diisocyanate, 50 parts of polyisocyanurate and 15 parts of 3, 4, 5-trihydroxybenzoic acid.
The preparation method comprises the following processing steps: (1) preparing modified yellow-resistant polyurethane: preparing raw materials: 70 parts of hydroxyl-terminated polybutadiene, 60 parts of 2, 4-toluene diisocyanate, 50 parts of polyisocyanurate and 15 parts of antioxidant, and the raw materials are mixed and stirred uniformly and react for 2.5 hours at 100 ℃; (2) adding 15 parts of stearic acid triglyceride, 10 parts of silicon dioxide matting powder, 8 parts of a leveling agent, 10 parts of epoxidized soybean oil, 8 parts of isobutyl triethoxy silicon, 8 parts of glass beads and 10 parts of polyurethane elastic microspheres with the single diameter of 60 mu m into the modified yellow-resistant polyurethane prepared in the step (1), uniformly mixing, and continuously reacting for 1.5 hours; (3) chain extension reaction: and (3) adding 20 parts of isophorone diamine into the product prepared in the step (2), carrying out chain extension reaction, controlling the temperature at 78 ℃, adding 6 parts of nano silicon dioxide, and stirring for 2 hours to obtain the anti-yellowing matte velvet feeling treating agent for the synthetic leather.
When the yellowing-resistant matte velvet feeling treatment agent for synthetic leather provided by the first to third embodiments of the invention is applied to synthetic leather, the performance test of the obtained synthetic leather is tested by the following test results:
the above description is only an embodiment utilizing the technical content of the present disclosure, and any modification and variation made by those skilled in the art can be covered by the claims of the present disclosure, and not limited to the embodiments disclosed.
Claims (4)
1. A yellowing-resistant matte velvet feeling treating agent for synthetic leather is characterized in that: the composition comprises the following raw materials in parts by weight: 70-82 parts of modified yellow-resistant polyurethane, 10-15 parts of stearic acid triglyceride, 5-10 parts of silicon dioxide matting powder, 3-8 parts of a leveling agent, 6-10 parts of epoxidized soybean oil, 3-6 parts of nano silicon dioxide, 5-8 parts of isobutyl triethoxysilane, 3-8 parts of glass beads, 5-10 parts of polyurethane elastic microspheres with the single diameter of 40-60 mu m and 10-20 parts of isophorone diamine;
the modified yellow-resistant polyurethane is prepared from the following raw materials in parts by weight: 60-70 parts of hydroxyl-terminated polybutadiene, 50-60 parts of 2, 4-toluene diisocyanate, 40-50 parts of polyisocyanurate and 10-15 parts of antioxidant;
the preparation method of the yellowing-resistant matte velvet treatment agent for the synthetic leather comprises the following treatment steps: (1) preparing modified yellow-resistant polyurethane: preparing raw materials: hydroxyl-terminated polybutadiene, 2, 4-toluene diisocyanate, polyisocyanurate and antioxidant, and the raw materials are mixed and stirred uniformly and react for 2 to 2.5 hours at the temperature of between 95 and 100 ℃; (2) adding stearic acid triglyceride, silicon dioxide extinction powder, 3-8 parts of flatting agent, 6-10 parts of epoxidized soybean oil, isobutyl triethoxysilane, glass beads and polyurethane elastic microspheres into the modified yellow-resistant polyurethane prepared in the step (1), uniformly mixing, and continuously reacting for 1-1.5 hours; (3) chain extension reaction: adding isophorone diamine into the product prepared in the step (2), carrying out chain extension reaction, controlling the temperature at 75-78 ℃, adding nano silicon dioxide, and stirring for 1-2 hours to obtain the anti-yellowing matte velvet feeling treating agent for the synthetic leather.
2. The yellowing-resistant matte velvet feeling treatment agent for synthetic leather according to claim 1, which is characterized in that: the antioxidant is 3, 4, 5-trihydroxybenzoic acid.
3. The yellowing-resistant matte velvet feel treating agent for synthetic leather according to claim 1 or 2, which is characterized in that: the modified yellow-resistant polyurethane is prepared from the following raw materials in parts by weight: 65 parts of hydroxyl-terminated polybutadiene, 56 parts of 2, 4-toluene diisocyanate, 44 parts of polyisocyanurate and 15 parts of antioxidant.
4. The yellowing-resistant matte velvet feeling treatment agent for synthetic leather according to claim 3, which is characterized in that: the composition comprises the following raw materials in parts by weight: 76 parts of modified yellowing-resistant polyurethane, 12 parts of stearic acid triglyceride, 8 parts of silicon dioxide matting powder, 4 parts of a leveling agent, 8 parts of epoxidized soybean oil, 5 parts of nano silicon dioxide, 6 parts of isobutyl triethoxysilane, 6 parts of glass beads, 8 parts of polyurethane elastic microspheres with the single diameter of 45 mu m and 16 parts of isophorone diamine.
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| CN102517901A (en) * | 2011-11-23 | 2012-06-27 | 苏州鼎润复合材料有限公司 | Velvet finishing agent for synthetic leather and preparation method thereof |
| CN104074057A (en) * | 2014-06-26 | 2014-10-01 | 江苏宝泽高分子材料股份有限公司 | Discoloration polishing treatment agent for synthetic leather and preparation method thereof |
| CN104131466A (en) * | 2014-07-22 | 2014-11-05 | 嘉兴禾大科技化学有限公司 | Velvet feeling polyurethane leather surface conditioning agent and preparation method thereof |
| CN105155275A (en) * | 2015-07-13 | 2015-12-16 | 温州日胜新材料科技有限公司 | Waterborne ultra-misty ultra-black velvet-feel treating agent used for synthetic leather |
| CN105237782A (en) * | 2015-10-09 | 2016-01-13 | 滁州环球聚氨酯科技有限公司 | Water-resistant polyurethane composite material |
| CN105694294A (en) * | 2016-04-14 | 2016-06-22 | 金猴集团威海鞋业有限公司 | Leather anti-yellowing functional thin film |
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2018
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| CN101798454A (en) * | 2010-04-06 | 2010-08-11 | 建德市顺发化工助剂有限公司 | Modified waterborne polyurethane for artificial synthetic leather and coatings, and preparation method thereof |
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Effective date of registration: 20200924 Address after: 366100 Datian County of Sanming City Fujian province Jingkou Industrial Zone Patentee after: Fujian xinlongshang Super Fiber Co., Ltd Address before: Gold town, West Ring Road of Jinjiang city in Fujian province 362200 Quanzhou city edge (Technology Industrial Zone) Patentee before: FUJIAN LONGSHANG MICROFIBER Co.,Ltd. |