CN102995450B - Polyvinyl chloride synthetic leather for luggage and manufacturing method thereof - Google Patents
Polyvinyl chloride synthetic leather for luggage and manufacturing method thereof Download PDFInfo
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- CN102995450B CN102995450B CN201210406493.XA CN201210406493A CN102995450B CN 102995450 B CN102995450 B CN 102995450B CN 201210406493 A CN201210406493 A CN 201210406493A CN 102995450 B CN102995450 B CN 102995450B
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- polyvinyl chloride
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Abstract
The invention discloses polyvinyl chloride synthetic leather for a luggage. The leather comprises a surface layer, a foaming layer, a bonding layer and fluffing cloth. The surface layer is slurry prepared from the following raw materials in parts by weight: 40-50 parts of SG-3 PVC (Polyvinyl Chloride) resin, 70-80 parts of SG-5 PVC resin, 30-35 parts of glycerol triacetate, 10-15 parts of epoxidized soybean oil, 20-25 parts of glycerol triglycerate, 5-6 parts of PVC color cream, 1-2 parts of bimercapto iso-octyl acetate di-n-octyl tin, 5-10 pats of zinc oxide and 5-10 parts of modified attapulgite. Through improvement of formula and process provided by the invention, the flexibility of the synthetic leather is enhanced, and the synthetic leather has a natural and comfortable handfeel similar to that of natural leather. The synthetic leather is not easy to damage or tear within 3-5 years, and suitable for use in lug gages.
Description
Technical field
The invention belongs to a kind of chemical synthesis leather facing material processing technique field, specifically durable polyvinyl chloride synthetic leather and manufacture method thereof for a kind of case and bag.
Background technology
At present, the field of furniture such as commercial family property and family expenses family property extensively adopts polyurethane and durable polyvinyl chloride synthetic leather for case and bag.Synthetic Leather has the advantages such as emulation is high, good hand touch, obtains the extensive favor in market.But a large amount of use has certain toxicity and volatile DMF solvent in its manufacture process, even also can there is abundant residues through fully dry DMF, become an exceed standard source of pollution of room air VOC; Meanwhile, Synthetic Leather, due to problems such as hydrolysis, weatherability deficiencies, has limited its further extensive use.Case and bag have excellent hydrolysis, wear-resisting, scratch resistance, the advantage such as fire-retardant with durable polyvinyl chloride synthetic leather, but product quality existing problems.
Summary of the invention
The object of the present invention is to provide durable polyvinyl chloride synthetic leather and manufacture method thereof for a kind of case and bag, the synthetic leather good product quality of production.
Object of the present invention can be achieved through the following technical solutions:
Durable polyvinyl chloride synthetic leather for case and bag, comprises surface layer, foaming layer and adhesive linkage, nylon loop, it is characterized in that:
Described surface layer is made into slurry by following raw materials in part by weight and makes:
SG-3 type polyvinyl chloride resin 40-50, SG-5 type polyvinyl chloride resin 70-80, triacetin 30-35, epoxidized soybean oil 10-15, glycerol glycerinate 20-25, PVC color 5-6, Imarcaptoacetate dioctyltin 1-2, zinc oxide 5-10, attapulgite modified 5-10, nano-dolomite powder 20-25, bauxite powder 20-25, carbon black N339 10-15, titanate coupling agent TMC-TTS 1-2, antioxidant 1010 1-2, phenyl triethoxysilane 1-2, Silane coupling agent KH550 1-2,
Described foaming layer is made into slurry by following raw materials in part by weight and makes:
SG-1 type polyvinyl chloride resin 40-50, SG-5 type polyvinyl chloride resin 70-80, diglycol benzoic ether 20-25, epoxyoleic acid butyl ester 10-15, dibutyl maleate 40-45, Celogen Az 1-2,4,4 '-OBSH 2-3, nano barite powder 40-45, modified alta-mud 50-60, isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters 1-2, antioxidant 1035 1-2,3-aminopropyl trimethoxysilane 3-4;
Described attapulgite modified preparation by the following method:
By attapulgite roasting 4-5 hour at 750-800 ℃, after put into 10-15% hydrochloric acid solution and soak after 3-4 hour, pull out, dry to moisture 2-3%, add the dibutyl maleate of titanate coupling agent TMC-TTS, the 3-4% of the nano-carbon powder, the 3-4% that are equivalent to its weight 5-8%, the calcium stearate of 3-4%, mix, at 60-70 ℃, 3500-4000 rev/min is stirred 30-50 minute, oven dry, pulverize;
Described modified alta-mud is prepared by the following method:
(1) 10-15% salt acid soak 3-4 hour for bentonite, deionized water washing, then soak 3-4 hour with 10-12% sodium hydroxide solution, then with deionized water washing to neutral, oven dry;
(2) dry to add in bentonite and be equivalent to sodium phosphate trimer, the 3-5% aluminium hydroxide of its weight 3-5%, the sldium lauryl sulfate of 2-3%, at 60-70 ℃, stir 40-50 minute, dry, be ground into powder.
The manufacture method of durable polyvinyl chloride synthetic leather for described case and bag, is characterized in that adopting release liners knife coating technique:
(1), by surface layer raw material mix after stir, mixing speed is 1200-1500 rev/min, mixing time is 1-2 hour, filters to obtain surface layer slurry,
(2), then release liners is preheated to 60-70 ℃, by surface layer slurry with 150-200g/m
2blade coating amount be coated with scrape release liners surface, at 160-165 ℃, plastify film forming;
(3), stir after will foaming layer slurry mixing, mixing speed is 1200-1500 rev/min, filters to obtain foaming layer slurry;
(4), foaming layer slurry is coated on surface layer, at 160-180 ℃, foam;
(5), re-use aqueous polyurethane slurry and make the laminating of foaming layer and nylon loop as adhesive linkage, binding temperature is 120-130 ℃, finally peels off rolling.
Beneficial effect of the present invention:
(1), the present invention is by formula and process modification, increased the pliability of synthetic leather, have and be similar to the naturally comfortable feel that natural leather has; 3-5 is not easy breakage or tears damage.Being suitable for case and bag uses.
(2), adopt aqueous polyurethane coating, can keep permanent and higher firmness.
(3), attapulgite modified, modified alta-mud has preferably vapour moisture absorption conductibility thoroughly, makes synthetic leather of the present invention realize the needs of good ventilative moisture absorbing.
(4), synthetic leather of the present invention, all exceed the standard of similar environment-friendly type artificial leather on market in feel, outward appearance and comfort level, reach respective standard in physics, chemical property, also can be by various strict environmental protection barriers tests.
The specific embodiment
A kind of durable polyvinyl chloride synthetic leather for case and bag, comprises surface layer, foaming layer and adhesive linkage, nylon loop,
Described surface layer by following weight portion (kilogram) raw material is made into slurry and makes:
SG-3 type polyvinyl chloride resin 40, SG-5 type polyvinyl chloride resin 80, triacetin 35, epoxidized soybean oil 10, glycerol glycerinate 20, PVC color 5, Imarcaptoacetate dioctyltin 1, zinc oxide 10, attapulgite modified 10, nano-dolomite powder 25, bauxite powder 25, carbon black N339 15, titanate coupling agent TMC-TTS 1, antioxidant 1010 2, phenyl triethoxysilane 2, Silane coupling agent KH550 1;
Described foaming layer by following weight portion (kilogram) raw material is made into slurry and makes:
SG-1 type polyvinyl chloride resin 50, SG-5 type polyvinyl chloride resin 80, diglycol benzoic ether 25, epoxyoleic acid butyl ester 10, dibutyl maleate 45, Celogen Az 2,4,4 '-OBSH 2, nano barite powder 45, modified alta-mud 50, isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters 1, antioxidant 1,035 2,3-aminopropyl trimethoxysilane 4;
Described attapulgite modified preparation by the following method:
By attapulgite roasting 4-5 hour at 780-800 ℃, after put into 12% hydrochloric acid solution and soak after 3 hours, pull out, dry to moisture 2-3%, add and be equivalent to the nano-carbon powder of its weight 5%, 4% titanate coupling agent TMC-TTS, 3% dibutyl maleate, 4% calcium stearate, mix, at 60-70 ℃, 3500-4000 rev/min is stirred 30-40 minute, oven dry, pulverize;
Described modified alta-mud is prepared by the following method:
(1) 12% salt acid soak 3 hours for bentonite, deionized water washing, then soak 3 hours with 10% sodium hydroxide solution, then with deionized water washing to neutral, oven dry;
(2) dry to add in bentonite and be equivalent to the sodium phosphate trimer, 3% aluminium hydroxide of its weight 5%, 2% sldium lauryl sulfate, at 60-70 ℃, stir 40-50 minute, dry, be ground into powder.
The manufacture method of durable polyvinyl chloride synthetic leather for described case and bag, adopts release liners knife coating technique:
(1), by surface layer raw material mix after stir, mixing speed is 1200-1500 rev/min, mixing time is 1-2 hour, filters to obtain surface layer slurry,
(2), then release liners is preheated to 60-70 ℃, by surface layer slurry with 150-200g/m
2blade coating amount be coated with scrape release liners surface, at 160-165 ℃, plastify film forming;
(3), stir after will foaming layer slurry mixing, mixing speed is 1200-1500 rev/min, filters to obtain foaming layer slurry;
(4), foaming layer slurry is coated on surface layer, at 160-180 ℃, foam;
(5), re-use aqueous polyurethane slurry and make the laminating of foaming layer and nylon loop as adhesive linkage, binding temperature is 120-130 ℃, finally peels off rolling.
Synthetic leather physical and chemical performance of the present invention is as follows:
Radially stretch breaking strength/broadwise stretch breaking strength > 350N/3CM, footpath/filling-tear resistance > 25N ,-10 ℃ of low temperature flexibility can reach resistance to tortuous 30,000 times, and degradation does not ftracture, and has ventilative and hygroscopicity; Harmful element is detected, can pass through REACH46 item environmental protection test.
Claims (2)
1. a durable polyvinyl chloride synthetic leather for case and bag, comprises surface layer, foaming layer and adhesive linkage, nylon loop, it is characterized in that:
Described surface layer is made into slurry by following raw materials in part by weight and makes:
SG-3 type polyvinyl chloride resin 40-50, SG-5 type polyvinyl chloride resin 70-80, triacetin 30-35, epoxidized soybean oil 10-15, glycerol glycerinate 20-25, PVC color 5-6, Imarcaptoacetate dioctyltin 1-2, zinc oxide 5-10, attapulgite modified 5-10, nano-dolomite powder 20-25, bauxite powder 20-25, carbon black N339 10-15, titanate coupling agent TMC-TTS 1-2, antioxidant 1010 1-2, phenyl triethoxysilane 1-2, Silane coupling agent KH550 1-2,
Described foaming layer is made into slurry by following raw materials in part by weight and makes:
SG-1 type polyvinyl chloride resin 40-50, SG-5 type polyvinyl chloride resin 70-80, diglycol benzoic ether 20-25, epoxyoleic acid butyl ester 10-15, dibutyl maleate 40-45, Celogen Az 1-2,4,4 '-OBSH 2-3, nano barite powder 40-45, modified alta-mud 50-60, isopropyl two oleic acid acyloxy (dioctyl phosphoric acid acyloxy) titanate esters 1-2, antioxidant 1035 1-2,3-aminopropyl trimethoxysilane 3-4;
Described attapulgite modified preparation by the following method:
By attapulgite roasting 4-5 hour at 750-800 ℃, after put into 10-15% hydrochloric acid solution and soak after 3-4 hour, pull out, dry to moisture 2-3%, add the dibutyl maleate of titanate coupling agent TMC-TTS, the 3-4% of the nano-carbon powder, the 3-4% that are equivalent to its weight 5-8%, the calcium stearate of 3-4%, mix, at 60-70 ℃, 3500-4000 rev/min is stirred 30-50 minute, oven dry, pulverize;
Described modified alta-mud is prepared by the following method:
(1) 10-15% salt acid soak 3-4 hour for bentonite, deionized water washing, then soak 3-4 hour with 10-12% sodium hydroxide solution, then with deionized water washing to neutral, oven dry;
(2) dry to add in bentonite and be equivalent to sodium phosphate trimer, the 3-5% aluminium hydroxide of its weight 3-5%, the sldium lauryl sulfate of 2-3%, at 60-70 ℃, stir 40-50 minute, dry, be ground into powder.
2. the manufacture method of durable polyvinyl chloride synthetic leather for case and bag according to claim 1, is characterized in that adopting release liners knife coating technique:
(1), by surface layer raw material mix after stir, mixing speed is 1200-1500 rev/min, mixing time is 1-2 hour, filters to obtain surface layer slurry,
(2), then release liners is preheated to 60-70 ℃, by surface layer slurry with 150-200g/m
2blade coating amount be coated with scrape release liners surface, at 160-165 ℃, plastify film forming;
(3), stir after will foaming layer slurry mixing, mixing speed is 1200-1500 rev/min, filters to obtain foaming layer slurry;
(4), foaming layer slurry is coated on surface layer, at 160-180 ℃, foam;
(5), re-use aqueous polyurethane slurry and make the laminating of foaming layer and nylon loop as adhesive linkage, binding temperature is 120-130 ℃, finally peels off rolling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210406493.XA CN102995450B (en) | 2012-10-23 | 2012-10-23 | Polyvinyl chloride synthetic leather for luggage and manufacturing method thereof |
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| CN201210406493.XA CN102995450B (en) | 2012-10-23 | 2012-10-23 | Polyvinyl chloride synthetic leather for luggage and manufacturing method thereof |
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| CN102995450A CN102995450A (en) | 2013-03-27 |
| CN102995450B true CN102995450B (en) | 2014-05-14 |
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Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103352372B (en) * | 2013-07-03 | 2015-12-23 | 六安三希皮革制品有限公司 | Case and bag PVC synthetic leather and preparation method thereof |
| CN104250938A (en) * | 2014-09-04 | 2014-12-31 | 六安三希皮革制品有限公司 | Synthetic leather for shoe lining and production method thereof |
| CN104264496A (en) * | 2014-09-04 | 2015-01-07 | 六安三希皮革制品有限公司 | Synthetic leather for clothes and production method of synthetic leather |
| CN104264500A (en) * | 2014-09-04 | 2015-01-07 | 六安三希皮革制品有限公司 | Synthetic leather for luggage and production method of synthetic leather |
| CN104213430B (en) * | 2014-09-23 | 2016-05-18 | 安徽登克尔旅游用品有限公司 | A kind of case and bag synthetic leather and production method thereof |
| CN104213428A (en) * | 2014-09-23 | 2014-12-17 | 安徽登克尔旅游用品有限公司 | Polyvinyl chloride (PVC) synthetic leather and production method thereof for bags and suitcases |
| CN104480740A (en) * | 2014-10-23 | 2015-04-01 | 合肥金伶俐服饰有限公司 | Polyurethane synthetic leather for imitated leather clothes and production method thereof |
| CN104480734A (en) * | 2014-10-23 | 2015-04-01 | 合肥金伶俐服饰有限公司 | Anticorrosion polyurethane synthetic leather and producing method thereof |
| CN104480738A (en) * | 2014-10-23 | 2015-04-01 | 合肥金伶俐服饰有限公司 | Aging-resistant polyurethane synthetic leather and production method thereof |
| CN104452323A (en) * | 2014-10-23 | 2015-03-25 | 合肥金伶俐服饰有限公司 | Anti-static polyurethane synthetic leather and production method thereof |
| CN105926306A (en) * | 2016-05-16 | 2016-09-07 | 安徽天恩旅行用品科技有限公司 | Preparation method of polyvinyl chloride synthetic leather for bags and suitcases |
| CN106313465A (en) * | 2016-08-31 | 2017-01-11 | 芜湖恒耀汽车零部件有限公司 | Preparation method of polyurethane flexible pipe for automobile exhaust manifold |
| CN108755173A (en) * | 2018-05-07 | 2018-11-06 | 安徽索亚装饰材料有限公司 | A kind of skin carving artificial leather treatment process |
| CN111169111B (en) * | 2020-01-17 | 2022-10-25 | 漳州华飞体育用品有限公司 | High-touch-feeling wear-resistant basketball leather and manufacturing method thereof |
| CN111321606B (en) * | 2020-03-13 | 2022-11-11 | 李圣舜 | Synthetic leather and preparation method thereof |
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| US4575471A (en) * | 1983-11-28 | 1986-03-11 | Wong Winston W | Structure of dual-face artificial leather and method of manufacture thereof |
| JPH05311581A (en) * | 1992-04-30 | 1993-11-22 | Kanto Leather Cloth Co Ltd | Production of sheetlike material |
| KR100873655B1 (en) * | 2007-07-27 | 2008-12-12 | (주)아이앤에스 | Flame retarded pvc foam artificial leather and manufacturing method thereof |
| CN101349013B (en) * | 2008-08-29 | 2012-03-28 | 黄成源 | Method for making ecological type artificial leather or similar leather object and automatic assembly line thereof |
| CN102505513B (en) * | 2011-11-05 | 2013-04-03 | 合肥市安山涂层织物有限公司 | Gas-permeable moisture-absorption type environmentally-friendly polyvinyl chloride synthetic leather and manufacturing method thereof |
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