CN103709723B - A kind of method of dye sheep bar Glove suede urethane resin and preparation method and making synthetic leather - Google Patents
A kind of method of dye sheep bar Glove suede urethane resin and preparation method and making synthetic leather Download PDFInfo
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Abstract
The present invention relates to one can to dye sheep bar Glove suede urethane resin, comprise following component: Weak solvent aliphatic polyurethane resin, Weak solvent, polyether modified siloxane, silicon-dioxide flatting silica, palm wax, Soxylat A 25-7 and sheep bar microcapsule powder.The invention still further relates to the preparation method of the dyeed sheep bar Glove suede synthetic leather that a kind of above-mentioned urethane resin is made, it is characterized in that the method sheep bar Glove suede urethane resin that comprises the steps: first can to dye adds solvent and stirs, being coated with as fabric slurry scrapes in separate-type paper, be coated with on surface layer film after oven dry and scrape polyurethane adhesive resin liquid laminating base fabric, rolling after drying again, peel off, foaming, after to obtain dyeing sheep bar Glove suede urethane resin synthetic leather.The dyeed sheep bar Glove suede synthetic leather that the present invention obtains is soft, plentiful, and fine hair writing effect is strong, and bright color after dyeing, colour fastness is good, can compare favourably with chamois leather.
Description
Technical field
The present invention relates to one can to dye sheep bar Glove suede urethane resin and preparation method thereof, and be the manufacture method of the dyeed sheep bar Glove suede synthetic leather that main raw material is made with this urethane resin.
Background technology
Along with improving constantly of people's living standard, require also more and more higher with Synthetic Leather and goods thereof, traditional assortment, lines effect, surface touch can not meet the appreciation taste that people improve day by day.Even and when developing some and have the synthetic leather product of artificial leather performance to be the important topic of pendulum in face of us.Sheep of can dyeing bar Glove suede synthetic leather is exactly for adapting to one of novel product that this needs develop.
Tradition sheep Ba Ge mainly exists that foaming is uneven, abscess thick, sense of touch lacks change and the situation such as writing effect difference.For the sheep Ba Ge having coloration requirements, because its upper layer through foaming is compared with the upper layer of conventional polyurethanes, specific surface area is large, easily a large amount of dye molecule of absorption, but dyestuff is difficult to enter polyurethane molecular inside, easily cause that dyeing is uneven, the situation such as to grow dim.
The sheep bar Glove suede synthetic leather that dyes of the present invention is a kind of velour, and uniform foam cell is soft, and writing effect is good, close with the surface effect of suede nap, and dyeability is good, colour fastness is good, can be widely used in the field such as clothes, case and bag.
Summary of the invention
Technical problem to be solved by this invention is to provide for the deficiency existing for prior art one can to dye sheep bar Glove suede urethane resin, and this sheep bar Glove suede urethane resin that can dye is soft,
Plentiful, fine hair writing effect is strong, and dyed rear bright color, colour fastness is good, can compare favourably with chamois leather.
Technical problem to be solved by this invention can be achieved through the following technical solutions:
As a first aspect of the present invention, one can dye sheep bar Glove suede urethane resin, it is characterized in that, is made up of the raw material of following mass percent:
Described Weak solvent is toluene, butanone, vinyl acetic monomer, Virahol, N-BUTYL ACETATE, isopropylcarbinol, one or both mixture of methylcarbonate.
Described Weak solvent aliphatic polyurethane resin is HDS-30YP, HDS-50YP or HDS-80YP that Shanghai Huide Chemical Co., Ltd. produces, and its solid content is 25 ~ 30%, 100% modulus is 30 ~ 80kg/m
2.
Described sheep bar microcapsule powder is acrylate microcapsule powder, and particle diameter is 20 ~ 40 μm.
As the preparation method of a kind of sheep bar Glove suede urethane resin that dyes of second aspect present invention, it is characterized in that, comprise following steps:
1) Weak solvent of formula ratio, polyether modified siloxane, palm wax, silicon-dioxide flatting silica, Soxylat A 25-7 are fully mixed and stir;
2) add Weak solvent aliphatic polyurethane resin in the mixture obtained in step 1), sheep bar microcapsule powder stirs, obtain the sheep bar Glove suede urethane resin that can dye.
As third aspect present invention, a kind of utilization sheep bar Glove suede urethane resin that can dye makes the method for the sheep bar Glove suede synthetic leather that can dye, and it is characterized in that, comprises following steps:
1) sheep of can dyeing bar Glove suede urethane resin and DMF are mixed with surface layer mixed pulp, and surface layer mixed pulp is with 40-60g/m
2starching amount be coated on uniformly in separate-type paper, dry in the air dry oven of 100-110 DEG C, linear speed is 15-20m/min, cools through cooling roller;
2) repeat coating more once by the method for step 1), described separate-type paper is formed one deck surface layer film again;
3) on the surface layer film of described separate-type paper with 80-100g/m
2starching amount even spread polyurethane adhesive mixed with resin slurry, surface layer film is formed one deck adhesive linkage, then directly press on described adhesive linkage by base fabric with the pressure of 0.3-0.4Mpa, dry in the air dry oven of 110-120 DEG C, linear speed is 15-20m/min; After cooling roller cooling, paper, leather are peeled off, rolls respectively and obtain synthetic leather;
4) synthetic leather stripping obtained foams through the air dry oven of 150 ~ 170 DEG C, and linear speed is 15-20m/min, finally obtains the sheep bar Glove suede synthetic leather that can dye.
So-called starching amount is: the weight of every square metre of coating resin mixed pulp.
In the preferred embodiment of the present invention, described surface layer mixed pulp, is made up of the raw material of following mass percent:
Sheep of can dyeing bar Glove suede urethane resin 80%
DMF 20%.
In a more preferred embodiment of the present invention, described base fabric is looped fabric, woven fabric or non-woven fabrics, and what fit in cloth plays hair side or without hair side.
In a more preferred embodiment of the present invention, described polyurethane adhesive mixed with resin slurry, is made up of the raw material of following mass percent:
Polyurethane adhesive resin HDA-25(Shanghai Huide Chemical Co., Ltd. produces) 65%
Toluene 35%.
The sheep bar Glove suede urethane resin that dyes of the present invention is soft, plentiful, and fine hair writing effect is strong, and dyed rear bright color, colour fastness is good, can compare favourably with chamois leather.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in more detail.
Embodiment unless expressly stated otherwise below, and its toluene is commercially available, and polyether modified siloxane is BYK-325, and silicon-dioxide flatting silica is TS-100, and palm wax is Brazilian T1 powder, and Soxylat A 25-7 is AEO-9, and sheep bar microcapsule powder is this microsphere of pine F-102.
Embodiment 1
1. fill a prescription
Weak solvent aliphatic polyurethane resin described in formula is the trade mark HDW-30YP that Shanghai Huide Chemical Co., Ltd. produces, and solid content is 24%, and 100% modulus of this resin is 32kg/m
2.
2. preparation method
1) toluene, polyether modified siloxane, palm wax, silicon-dioxide flatting silica, Soxylat A 25-7 are fully mixed and stir.
2) add HDW-30YP in the mixture obtained in step 1), sheep bar microcapsule powder stirs, obtain the sheep bar Glove suede urethane resin A that can dye.
3. leather-making technology
Sheep of can dyeing bar Glove suede urethane resin A8kg and DMF 2kg mixes the surface layer mixed pulp of rear preparation with 42g/m
2starching amount is coated in separate-type paper uniformly, and dry in the air dry oven of 102 DEG C, linear speed is 20m/min, after cooling roller cooling again by surface layer mixed pulp with 42g/m
2once, dry in the air dry oven of 102 DEG C, linear speed is 20m/min to starching amount even spread, after cooling roller cooling in separate-type paper forming surface tunic; Then on the surface layer film of separate-type paper with 82g/m
2starching amount even spread polyurethane adhesive mixed with resin is starched, and surface layer film is formed one deck adhesive linkage, the more direct hair side that risen by woven fabric presses on above-mentioned adhesive linkage with the pressure of 0.4Mpa, and dry in the air dry oven of 112 DEG C, linear speed is 20m/min.After cooling roller cooling, paper, leather are peeled off, rolls respectively and obtain synthetic leather.Synthetic leather stripping obtained foams through the air dry oven of 155 DEG C, and linear speed is 18m/min, obtains the sheep bar Glove suede synthetic leather A that can dye.
Above-mentioned polyurethane adhesive mixed with resin slurry is mixed by polyurethane adhesive resin HDA-256.37kg and toluene 3.43kg to be prepared from.
Embodiment 2
1. fill a prescription
Weak solvent aliphatic polyurethane resin described in formula is the trade mark HDW-50YP that Shanghai Huide Chemical Co., Ltd. produces, and solid content is 25%, and 100% modulus of this resin is 55kg/m
2.
2. preparation method
1) butanone, vinyl acetic monomer, polyether modified siloxane, palm wax, silicon-dioxide flatting silica, Soxylat A 25-7 are fully mixed and stir;
2) add HDW-50YP in the mixture obtained in step 1), sheep bar microcapsule powder stirs, obtain the sheep bar Glove suede urethane resin B that can dye.
3. leather-making technology
Sheep of can dyeing bar Glove suede urethane resin B8kg and DMF 2kg mixes with 52g/m
2starching amount is coated in separate-type paper uniformly, and dry in the air dry oven of 105 DEG C, linear speed is 17m/min, after cooling roller cooling again by surface layer mixed pulp with 52g/m
2once, dry in the air dry oven of 105 DEG C, linear speed is 17m/min to starching amount even spread, after cooling roller cooling in separate-type paper forming surface tunic; Then on the surface layer film of separate-type paper with 93g/m
2starching amount even spread polyurethane adhesive mixed with resin is starched, and surface layer film is formed one deck adhesive linkage, more directly presses on above-mentioned bonding coat without hair side with the pressure of 0.35Mpa by woven fabric, and dry in the air dry oven of 115 DEG C, linear speed is 17m/min.After cooling roller cooling, paper, leather are peeled off, rolls respectively and obtain synthetic leather.Synthetic leather stripping obtained foams through the air dry oven of 162 DEG C, and linear speed is 20m/min, obtains the sheep bar Glove suede synthetic leather B that can dye.
Above-mentioned polyurethane adhesive mixed with resin slurry is mixed by polyurethane adhesive resin HDA-255.85kg and toluene 3.15kg to be prepared from.
Embodiment 3
1. fill a prescription
Weak solvent aliphatic polyurethane resin described in formula is the trade mark HDS-50YP that Shanghai Huide Chemical Co., Ltd. produces, and solid content is 25%, and 100% modulus of this resin is 46kg/m
2.
2. preparation method
1) N-BUTYL ACETATE, polyether modified siloxane, palm wax, silicon-dioxide flatting silica, Soxylat A 25-7 are fully mixed and stir;
2) add HDS-50YP in the mixture obtained in step 1), sheep bar microcapsule powder stirs, obtain the sheep bar Glove suede urethane resin C that can dye.
3. leather-making technology
Sheep of can dyeing bar Glove suede urethane resin C8kg and DMF 2kg mixes with 59g/m
2starching amount is coated in separate-type paper uniformly, and dry in the air dry oven of 107 DEG C, linear speed is 15m/min, after cooling roller cooling again by surface layer mixed pulp with 59g/m
2once, dry in the air dry oven of 107 DEG C, linear speed is 15m/min to starching amount even spread, after cooling roller cooling in separate-type paper forming surface tunic; Then on the surface layer film of separate-type paper with 96g/m
2starching amount even spread polyurethane adhesive mixed with resin is starched, surface layer film is formed one deck adhesive linkage, directly again press in above-mentioned separate-type paper coating without hair side with the pressure of 0.3Mpa by woven fabric, dry in the air dry oven of 120 DEG C, linear speed is 15m/min.After cooling roller cooling, paper, leather are peeled off, rolls respectively and obtain synthetic leather.Synthetic leather stripping obtained foams through the air dry oven of 165 DEG C, and linear speed is 15m/min, obtains the sheep bar Glove suede synthetic leather C that can dye.
Above-mentioned polyurethane adhesive mixed with resin slurry is mixed by polyurethane adhesive resin HDA-255.33kg and toluene 2.87kg to be prepared from.
Embodiment 4
1. fill a prescription
Weak solvent aliphatic polyurethane resin described in formula is the trade mark HDS-80YP that Shanghai Huide Chemical Co., Ltd. produces, and solid content is 26%, and 100% modulus of this resin is 72kg/m
2.
2. preparation method
1) Virahol, methylcarbonate, polyether modified siloxane, palm wax, silicon-dioxide flatting silica, Soxylat A 25-7 are fully mixed and stir;
2) add HDS-80YP in the mixture obtained in step 1), Weak solvent, sheep bar microcapsule powder stir, obtain the sheep bar Glove suede urethane resin D that can dye.
3. leather-making technology
Sheep of can dyeing bar Glove suede urethane resin D8kg and DMF 2kg mixes with 47g/m
2starching amount is coated in separate-type paper uniformly, and dry in the air dry oven of 103 DEG C, linear speed is 16m/min, after cooling roller cooling again by surface layer mixed pulp with 47g/m
2once, dry in the air dry oven of 103 DEG C, linear speed is 16m/min to starching amount even spread, after cooling roller cooling in separate-type paper forming surface tunic; Then on the surface layer film of separate-type paper with 86g/m
2starching amount even spread polyurethane adhesive mixed with resin is starched, and surface layer film is formed one deck adhesive linkage, more directly presses in above-mentioned separate-type paper coating by non-woven fabrics with the pressure of 0.4Mpa, and dry in the air dry oven of 117 DEG C, linear speed is 16m/min.After cooling roller cooling, paper, leather are peeled off, rolls respectively and obtain synthetic leather.Synthetic leather stripping obtained foams through the air dry oven of 158 DEG C, and linear speed is 15m/min, obtains the sheep bar Glove suede synthetic leather D that can dye.
Above-mentioned polyurethane adhesive mixed with resin slurry is mixed by polyurethane adhesive resin HDA-255.98kg and toluene 3.22kg to be prepared from.
Embodiment 5
1. fill a prescription
Weak solvent aliphatic polyurethane resin described in formula is the trade mark HDS-80YP that Shanghai Huide Chemical Co., Ltd. produces, and solid content is 24%, and 100% modulus of this resin is 80kg/m
2.
2. preparation method
1) isopropylcarbinol, polyether modified siloxane, palm wax, silicon-dioxide flatting silica, Soxylat A 25-7 are fully mixed and stir;
2) add HDS-80YP in the mixture obtained in step 1), sheep bar microcapsule powder stirs, obtain the sheep bar Glove suede urethane resin E that can dye.
3. leather-making technology
Sheep of can dyeing bar Glove suede urethane resin E8kg and DMF 2kg mixes with 60g/m
2starching amount is coated in separate-type paper uniformly, and dry in the air dry oven of 110 DEG C, linear speed is 15m/min, after cooling roller cooling again by surface layer mixed pulp with 60g/m
2once, dry in the air dry oven of 110 DEG C, linear speed is 15m/min to starching amount even spread, after cooling roller cooling in separate-type paper forming surface tunic; Then on the surface layer film of separate-type paper with 100g/m
2starching amount even spread polyurethane adhesive mixed with resin is starched, and surface layer film is formed one deck adhesive linkage, more directly presses in above-mentioned separate-type paper coating by looped fabric with the pressure of 0.35Mpa, and dry in the air dry oven of 119 DEG C, linear speed is 15m/min.After cooling roller cooling, paper, leather are peeled off, rolls respectively and obtain synthetic leather.Synthetic leather stripping obtained foams through the air dry oven of 160 DEG C, and linear speed is 16m/min., obtain the sheep bar Glove suede synthetic leather E that can dye.
Above-mentioned polyurethane adhesive mixed with resin slurry is mixed by polyurethane adhesive resin HDA-255.46kg and toluene 2.94kg to be prepared from.
The dyeed sheep bar Glove suede synthetic leather A-E of gained and comparative example Korea S sheep bar synthetic leather prepared by embodiment of the present invention 1-5 and carried out the test that unit surface abscess under microscope compares, test its foaming effect.Concrete steps are as follows:
1. experimental procedure:
(1) Korea S's synthetic leather sample of sheep of can dyeing bar Glove suede synthetic leather A-E and comparative example, is cut into the batten of 10 ㎝ × 15 ㎝, and batten numbering is followed successively by No. 1-6.
(2) the test batten numbering 1-6 of gained being prepared by step (1) is observed under the microscope, test expansion density and expansion ratio.
2. experimental result:
The blowing ratio of dyeed sheep that the present invention obtains bar Glove suede synthetic leather A-E and comparative example synthetic leather sample comparatively experimental result in table 1.
Expansion density test uses the VHX-2000E digit microscope camera lens of 200 times to observe the abscess number of every square millimeter, evaluates according to test data.Expansion ratio the test thickness before the foaming of thickness tester test bars and the thickness after foaming, evaluate according to test data.
Table 1
The all bars of leather of sheep of can dyeing as can be seen from Table 1 bar Glove suede synthetic leather A-E are compared with all bars of leather of Korea S comparative example 6, no matter expansion density, or expansion ratio, all be better than comparative example, illustrate that how soft the abscess number of the unit surface of the sheep bar Glove suede synthetic leather that dyes of the present invention is, fine and smooth, the sense of expansion ratio height fine hair is strong, along hair down successful, writing effect is strong.
Dyeed sheep bar Glove suede synthetic leather A-E and the comparative example Korea S sheep bar synthetic leather of gained being prepared by embodiment of the present invention 1-5 have carried out Coloration experiment, test the tinting strength after its dyeing and staining fastness.Concrete steps are as follows:
1. experimental procedure:
(1) the synthetic leather sample of sheep of can dyeing bar Glove suede synthetic leather A-E and Korea S's comparative example, is cut into the batten of 10 ㎝ × 20 ㎝, and batten numbering is followed successively by No. 1-6.
(2) red acid metallized dye is diluted with water to the dyeing aqueous solution that concentration is 0.1%.
(3) the test batten being prepared by step (1) the label 1-6 of gained puts into the dyeing aqueous solution that step (2) prepares gained, and dyeing is temperature: 70 DEG C, dyeing time: 3min.Then take out batten and put into 60 DEG C of clear water immersions 10 minutes, finally take out and put into 120 DEG C of baking ovens, dry 10 minutes.
2. experimental result:
The dyeed sheep bar Glove suede synthetic leather A-E that the present invention obtains and the Coloration experiment of comparative example synthetic leather sample the results are shown in Table 2.
Dye after stain Force meansurement use National Standard of the People's Republic of China evaluates variable color gray scale (GB250-1995) and carries out rank evaluation, and be divided into 1-5 level, 1 grade of dyeing is the most best, and 5 grades of dyeing are the most shallow the poorest.Staining fastness test after dyeing adopts GT-7034EIULTCS frictional testing machines, by the method for wet rubbing, staining fastness evaluation is carried out according to ISO105-A03 " 1994 grey scale for assessing staining of colour ", rank is 1-5 level, 5 grades do not have staining phenomenon substantially, and colour fastness is best, and 1 grade of staining phenomenon is serious, colour fastness is the poorest, and general leatherware requires that reaching staining fastness is 3 grades.
Table 2
| Leather batten label | Embodiment and comparative example | Tinting strength | Staining fastness |
| 1 | Sheep of can dyeing bar Glove suede synthetic leather A | 1-2 level | 3 grades |
| 2 | Sheep of can dyeing bar Glove suede synthetic leather B | 1-2 level | 4 grades |
| 3 | Sheep of can dyeing bar Glove suede synthetic leather C | 2 grades | 3-4 level |
| 4 | Sheep of can dyeing bar Glove suede synthetic leather D | 1-2 level | 4 grades |
| 5 | Sheep of can dyeing bar Glove suede synthetic leather E | 2 grades | 4 grades |
| 6 | Korea S's comparative example synthetic leather | 4 grades | 2 grades |
The all bars of leather of sheep of can dyeing as can be seen from Table 2 bar Glove suede synthetic leather A-E are compared with all bars of leather of Korea S's comparative example, no matter dye after stain power, or staining fastness, all be better than comparative example, illustrate that the sheep bar Glove suede synthetic leather that dyes of the present invention is easily colored and the after stain performance that dyes is good, staining fastness after dyeing is good, not easily staining, keeps the vividness of dye colour.
Dyeed sheep bar Glove suede synthetic leather A-E and the Korea S's comparative example leather sample of gained being prepared by embodiment of the present invention 1-5 use ASTM D3884 cloth abrasion testing method to carry out wear-resisting test.Concrete steps are as follows:
1. experimental procedure:
(1) the leather sample of sheep of can dyeing bar Glove suede synthetic leather A-E and Korea S's comparative example, adopts standard cutting knife to cut external diameter 108mm, the print of internal diameter 8mm, and print numbering is followed successively by No. 1-6.
(2) prepared by step (1) the test print of the numbering 1-6 of gained, be placed in temperature 23 ± 2 DEG C before the test, place more than 24 hours in the state of relative humidity 60 ± 5%.Under identical conditions, carry out wear-resisting test, during test, test sample is contacted with each other with CS-10 standard emery wheel under 500g/ rotation gravity, and make sample produce the friction of " X " type by the turning effort of a pair friction wheel, make test specimens be subject to multidirectional uniform wear.Observation test print surface abrasion situation, record test Rubbing number.
2. experimental result:
The wear-resisting experimental result of the dyeed sheep bar Glove suede synthetic leather A-E that the present invention obtains and Korea S's comparative example leather sample is in table 3.
Wear-resisting test uses National Standard of the People's Republic of China GB/T21196.2-2007 " the mensuration part 2 of textiles Martindale method fabric abrasion resistance: the mensuration of sample breakage " to evaluate afterwards.Specimen surface after having tested should rub the hole caused, and its diameter is at least 0.5mm, or top coat part is destroyed and is sample breakage to exposing base fabric or having partial coating to come off as frictional endpoint.
Table 3
Sheep of can dyeing as can be seen from Table 3 clings to the print of Glove suede synthetic leather A-E compared with the print of Korea S's comparative example, surface abrasion mild degree, and the surface abrasion of comparative example is more serious.Illustrate that the wear resisting property that sheep of dyeing of the present invention clings to Glove suede synthetic leather excellent can compare favourably with corium, the field such as clothes, case and bag can be widely used in.
Claims (7)
1. the preparation method of sheep of can dyeing bar Glove suede synthetic leather, is characterized in that, comprise following steps:
1) preparation of sheep of can dyeing bar Glove suede urethane resin
1.1) be 10%-19% Weak solvent by mass percent, mass percent is 0.2% ~ 3% polyether modified siloxane, mass percent is 1% ~ 5% palm wax, mass percent is 0.1%-2% silicon-dioxide flatting silica, mass percent is that 0.2% ~ 2% Soxylat A 25-7 fully mixes and stirs;
1.2) in step 1.1) add that mass percent is 65% ~ 85% Weak solvent aliphatic polyurethane resin, mass percent is that 3% ~ 8% sheep bar microcapsule powder stirs in the mixture that obtains, obtain the sheep bar Glove suede urethane resin that can dye;
2) by step 1) the dyeed sheep of preparing bar Glove suede urethane resin and DMF be mixed with surface layer mixed pulp, and surface layer mixed pulp is with 40-60g/m
2starching amount be coated on uniformly in separate-type paper, dry in the air dry oven of 100-110 DEG C, linear speed is 15-20m/min, cools through cooling roller;
3) by step 2) method repeat again coating once, described separate-type paper is formed one deck surface layer film again;
4) on the surface layer film of described separate-type paper with 80-100g/m
2starching amount even spread polyurethane adhesive mixed with resin slurry, surface layer film is formed one deck adhesive linkage, then directly press in above-mentioned separate-type paper coating by base fabric with the pressure of 0.4Mpa, dry in the air dry oven of 110-120 DEG C, linear speed is 15-20m/min; After cooling roller cooling, paper, leather are peeled off, rolls respectively and obtain synthetic leather;
5) synthetic leather stripping obtained foams through the air dry oven of 150 ~ 170 DEG C, and linear speed is 15-20m/min, finally obtains the sheep bar Glove suede synthetic leather that can dye.
2. method according to claim 1, is characterized in that, described surface layer mixed pulp, is made up of the raw material of following mass percent:
Sheep of can dyeing bar Glove suede urethane resin 80%
DMF 20%.
3. method according to claim 1, is characterized in that, described base fabric is looped fabric, woven fabric or non-woven fabrics, and what fit in cloth plays hair side or without hair side.
4. method according to claim 1, is characterized in that, described polyurethane adhesive mixed with resin slurry, is made up of the raw material of following mass percent:
Polyurethane adhesive resin HDA-25 65%
Toluene 35%.
5. method according to claim 1; it is characterized in that; described Weak solvent aliphatic polyurethane resin is HDS-30YP, HDS-50YP or HDS-80YP that Shanghai Huide Chemical Co., Ltd. produces, and its solid content is 25 ~ 30%, 100% modulus is 30 ~ 80kg/m
2.
6. method according to claim 1, is characterized in that, described Weak solvent is toluene, butanone, vinyl acetic monomer, Virahol, N-BUTYL ACETATE, isopropylcarbinol, one or both mixture of methylcarbonate.
7. method according to claim 1, is characterized in that, described sheep bar microcapsule powder is acrylate microcapsule powder, and particle diameter is 20 ~ 40 μm.
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| CN105113281A (en) * | 2015-09-29 | 2015-12-02 | 浙江皮意纺织有限公司 | Process for manufacturing anti-yellowing artificial leather fabrics with polyurethane coatings |
| CN105671989B (en) * | 2015-12-21 | 2018-09-11 | 上海汇得科技股份有限公司 | Soft imitative sheepskin polyurethane resin, preparation method and the method for preparing imitative sheepskin synthetic leather with the soft imitative sheepskin polyurethane resin |
| CN106592265B (en) * | 2016-12-19 | 2019-03-19 | 福建宝利特科技股份有限公司 | A kind of artificial leather printed material, sheep Ba Ge and preparation method thereof |
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| CN102851984A (en) * | 2011-06-27 | 2013-01-02 | 江苏宝泽高分子材料股份有限公司 | Eco-solvent silky waxy-feeling treatment agent for Yangbuck and its preparation method |
| CN102850767A (en) * | 2011-06-27 | 2013-01-02 | 江苏宝泽高分子材料股份有限公司 | Oily reverse/smooth hair nubuck resin for synthetic leather and its preparation method |
| CN102995411A (en) * | 2012-08-21 | 2013-03-27 | 江苏宝泽高分子材料股份有限公司 | Yangbuck and cajiao treating agent for synthetic leather and preparation method thereof |
| CN103342888A (en) * | 2013-06-26 | 2013-10-09 | 江苏宝泽高分子材料股份有限公司 | Skin-feel nap up and nap down jumbuck resin and preparation method thereof |
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| CN103709723A (en) | 2014-04-09 |
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Address after: 201512 Shanghai City, Jinshan District Jinshanwei town Chunhua Road No. 180 Patentee after: SHANGHAI HUIDE TECHNOLOGY CO., LTD. Address before: 201512 Shanghai City, Jinshan District Jinshanwei town Chunhua Road No. 180 Patentee before: Shanghai Huide Chemical Co., Ltd. |