CN105297474A - Insect-repellent synthetic leather and production method thereof - Google Patents
Insect-repellent synthetic leather and production method thereof Download PDFInfo
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- CN105297474A CN105297474A CN201510706730.8A CN201510706730A CN105297474A CN 105297474 A CN105297474 A CN 105297474A CN 201510706730 A CN201510706730 A CN 201510706730A CN 105297474 A CN105297474 A CN 105297474A
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Abstract
The invention discloses insect-repellent synthetic leather. The insect-repellent synthetic leather comprises a base cloth layer, a PVC foaming layer and a PU surface layer. The surface layer is prepared from, by weight, 80-100 parts of waterborne polyurethane resin, 0.2-0.5 part of encalyptus oil, 0.2-0.5 part of mint oil, 0.5-1 part of turpentine, 5-10 parts of beta-cyclodextrin, 1-2 parts of corn starch, 1-3 parts of hydroxyethyl cellulose, 1-2 parts of cane sugar, 1-2 parts of styrene-acrylic emulsion, 0.5-1 part of dimethicone, 0.2-1 part of lauryl sodium sulfate, 1-3 parts of performance additives and 1-2 parts of pigment. The insect-repellent synthetic leather contains natural insect-repellent effective constituents, has good insect-repellent and anti-moth effects, is safe and environmentally friendly and has long effectiveness and durability.
Description
Technical field
The present invention relates to synthetic leather processing technique field, be specifically related to a kind of expelling parasite synthetic leather and production method thereof.
Background technology
Polyurethane (PU) synthetic leather has cold-resistant, feel and presentation quality is good, intensity is high, sucting wet air permeability is good, the soft and features such as the phenomenon of sticky hand without the hard summer in polyvinyl chloride (PVC) artificial leather winter, becomes the optimal selection of alternative natural leather.
PU synthetic leather is poor relative to insect resistance.Folium eucalypti wet goods natural plant extracts has effect of expelling parasite, and harmless environmental protection, but due to its effumability, thus do not possess long-lasting; And need high-temperature process in synthetic leather processing procedure, not easily use in process.
Summary of the invention
The object of this invention is to provide a kind of expelling parasite synthetic leather.
The present invention is achieved by the following technical solutions:
A kind of expelling parasite synthetic leather, comprises base cloth layer, PVC foam layer and PU surface layer, wherein:
PU surface layer is obtained by the raw material of following weight parts:
Waterborne polyurethane resin 80-100, eucalyptus oil 0.2-0.5, peppermint oil 0.2-0.5, turpentine oil 0.5-1, beta-schardinger dextrin-5-10, cornstarch 1-2, hydroxyethylcellulose 1-3, sucrose 1-2, benzene emulsion 1-2, dimethicone 0.5-1, lauryl sodium sulfate 0.2-1, modified additive 1-3, colorant 1-2;
PVC foam layer is obtained by the raw material of following weight parts:
PVCSG-130-60, PVCSG-520-40, tributyl 2-acetylcitrate 50-80, palm oil 3-8, linseed oil 2-4, urea 0.2-1, sodium succinate 0.5-1, precipitated calcium carbonate 20-40, zeolite powder 10-20, tapioca 5-10, brucite fiber 1-2, polyoxyethylene nonylphenol ether 0.2-0.5, Tween 80 0.1-0.3, cetostearyl alcohol 4-8, AC blowing agent 2-5, liquid barium zinc stabilizer 1-3;
Wherein modified additive is made up of the raw material of following weight portion:
Feather meal 10-20, kaolin 10-20, sweet mellow wine 1-2, citric acid 0.2-1, ammonium chloride 2-4, titanate coupling agent 0.5-1, oleic acid 2-6;
The preparation method of modified additive is:
Feather meal is mixed with kaolin, suitable quantity of water and ammonium chloride is added after 500-600 DEG C of calcining 1-2h, filter after stirring, add propylene glycol and citric acid, then add suitable quantity of water grinding 15-30min, titanate coupling agent is added after drying, 100-150 DEG C, 200-400r/min stirs 10-20min, add oleic acid, under similarity condition, stir 30-60min, be ground to 600-800 order after drying, obtain final product;
A production method for expelling parasite synthetic leather, comprises the following steps:
(1) PU face stock is taken, first eucalyptus oil, peppermint oil and turpentine oil are dissolved in a small amount of ethanol, 50-60 DEG C, be added dropwise to the 10-15% beta-schardinger dextrin-aqueous solution under 600-800r/min condition and stir 30-60min, stir 10-15min under adding cornstarch, hydroxyethylcellulose and sucrose similarity condition, after spraying dry, obtain active powder; Active powder mixed with all the other face stock, 1000-1500r/min is evenly coated in release liners after stirring 10-20min, forms surface layer after 100-150 DEG C of oven dry;
(2) PVC foam layer raw material is taken, first precipitated calcium carbonate, zeolite powder, tapioca are mixed with palm oil, linseed oil and 200-400r/min, 50-60 DEG C stir 30-60min, mix with all the other raw materials, 1000-1500r/min stirs 30-60min, obtains PVC foam slurry again; Evenly be coated on polyurethane cover by the PVC foam slurry prepared, at 160-200 DEG C, foaming forms PVC foam layer again;
(3) in foaming layer, apply aqueous polyurethane binding paste, rear 130-160 bonding with base cloth layer DEG C is dried;
(4) remove release liners, obtain synthetic leather finished product.
The invention has the beneficial effects as follows:
The present invention adds natural plant extracts folium eucalypti wet goods in synthetic leather process, can reach the object that synthetic leather is effectively mothproof, has again certain insect-expelling function, prevents interference by insects; In conjunction with slow release method, reduce the loss of active ingredient in process, ensure the long-lasting and persistence of finished product synthetic leather expelling parasite simultaneously.
Detailed description of the invention
Non-limiting examples of the present invention is as follows:
Embodiment 1
A kind of expelling parasite synthetic leather, comprises base cloth layer, PU surface layer and PVC foam layer, wherein:
PU surface layer is obtained by the raw material of following weight parts:
Waterborne polyurethane resin 90, eucalyptus oil 0.3, peppermint oil 0.4 turpentine oil 0.6, beta-schardinger dextrin-8, cornstarch 1.5, hydroxyethylcellulose 2, sucrose 1.5, benzene emulsion 1.5, dimethicone 0.7, lauryl sodium sulfate 0.5, modified additive 2, colorant 1.5;
PVC foam layer is obtained by the raw material of following weight parts:
PVCSG-140, PVCSG-530, tributyl 2-acetylcitrate 65, palm oil 6, linseed oil 3, urea 0.5, sodium succinate 0.6, precipitated calcium carbonate 30, zeolite powder 15, tapioca 7, brucite fiber 1, polyoxyethylene nonylphenol ether 0.4, Tween 80 0.2, cetostearyl alcohol 6, AC blowing agent 3, liquid barium zinc stabilizer 2;
Wherein modified additive is made up of the raw material of following weight portion:
Feather meal 15, kaolin 10, sweet mellow wine 2, citric acid 0.5, ammonium chloride 3, titanate coupling agent 0.8, oleic acid 4;
The preparation method of modified additive is:
Feather meal is mixed with kaolin, suitable quantity of water and ammonium chloride is added after 600 DEG C of calcining 1h, filter after stirring, add propylene glycol and citric acid, then add suitable quantity of water grinding 15min, titanate coupling agent is added after drying, 120 DEG C, 200r/min stirs 10min, add oleic acid, under similarity condition, stir 30min, be ground to 600 orders after drying, obtain final product;
A production method for expelling parasite synthetic leather, comprises the following steps:
(1) PU face stock is taken, first eucalyptus oil, peppermint oil and turpentine oil are dissolved in a small amount of ethanol, 50 DEG C, be added dropwise to the 10% beta-schardinger dextrin-aqueous solution under 600r/min condition and stir 30min, stir 10min under adding cornstarch, hydroxyethylcellulose and sucrose similarity condition, after spraying dry, obtain active powder; Active powder mixed with all the other face stock, 1000r/min is evenly coated in release liners after stirring 10min, forms surface layer after 120 DEG C of oven dry;
(2) take PVC foam layer raw material, first precipitated calcium carbonate, zeolite powder, tapioca are mixed with palm oil, linseed oil and 400r/min, 60 DEG C stir 50min, then mix with all the other raw materials, 1300r/min stirs 40min, obtains PVC foam slurry; Evenly be coated on polyurethane cover by the PVC foam slurry prepared, at 180 DEG C, foaming forms PVC foam layer again;
(3) in foaming layer, apply aqueous polyurethane binding paste, dry for bonding with base cloth layer latter 150 DEG C;
(4) remove release liners, obtain synthetic leather finished product.
Through properties of product test, warp direction stretching load 156N, broadwise tensile load 104N, folding fastness 23 DEG C, 200,000 flawlesses, the requirement of realistic application.
Claims (2)
1. an expelling parasite synthetic leather, comprises base cloth layer, PVC foam layer and PU surface layer, it is characterized in that:
Described PU surface layer is obtained by the raw material of following weight parts:
Waterborne polyurethane resin 80-100, eucalyptus oil 0.2-0.5, peppermint oil 0.2-0.5, turpentine oil 0.5-1, beta-schardinger dextrin-5-10, cornstarch 1-2, hydroxyethylcellulose 1-3, sucrose 1-2, benzene emulsion 1-2, dimethicone 0.5-1, lauryl sodium sulfate 0.2-1, modified additive 1-3, colorant 1-2;
Described PVC foam layer is obtained by the raw material of following weight parts:
PVCSG-130-60, PVCSG-520-40, tributyl 2-acetylcitrate 50-80, palm oil 3-8, linseed oil 2-4, urea 0.2-1, sodium succinate 0.5-1, precipitated calcium carbonate 20-40, zeolite powder 10-20, tapioca 5-10, brucite fiber 1-2, polyoxyethylene nonylphenol ether 0.2-0.5, Tween 80 0.1-0.3, cetostearyl alcohol 4-8, AC blowing agent 2-5, liquid barium zinc stabilizer 1-3;
Described modified additive is made up of the raw material of following weight portion:
Feather meal 10-20, kaolin 10-20, sweet mellow wine 1-2, citric acid 0.2-1, ammonium chloride 2-4, titanate coupling agent 0.5-1, oleic acid 2-6;
The preparation method of described modified additive is:
Feather meal is mixed with kaolin, suitable quantity of water and ammonium chloride is added after 500-600 DEG C of calcining 1-2h, filter after stirring, add propylene glycol and citric acid, then add suitable quantity of water grinding 15-30min, titanate coupling agent is added after drying, 100-150 DEG C, 200-400r/min stirs 10-20min, add oleic acid, under similarity condition, stir 30-60min, be ground to 600-800 order after drying, obtain final product.
2. the preparation method of a kind of expelling parasite synthetic leather according to claim 1, is characterized in that, comprise the following steps:
(1) PU face stock is taken, first eucalyptus oil, peppermint oil and turpentine oil are dissolved in a small amount of ethanol, 50-60 DEG C, be added dropwise to the 10-15% beta-schardinger dextrin-aqueous solution under 600-800r/min condition and stir 30-60min, stir 10-15min under adding cornstarch, hydroxyethylcellulose and sucrose similarity condition, after spraying dry, obtain active powder; Active powder mixed with all the other face stock, 1000-1500r/min is evenly coated in release liners after stirring 10-20min, forms surface layer after 100-150 DEG C of oven dry;
(2) PVC foam layer raw material is taken, first precipitated calcium carbonate, zeolite powder, tapioca are mixed with palm oil, linseed oil and 200-400r/min, 50-60 DEG C stir 30-60min, mix with all the other foaming layer raw materials, 1000-1500r/min stirs 30-60min, obtains PVC foam slurry again; Evenly be coated on polyurethane cover by the PVC foam slurry prepared, at 160-200 DEG C, foaming forms PVC foam layer again;
(3) in foaming layer, apply aqueous polyurethane binding paste, rear 130-160 bonding with base cloth layer DEG C is dried;
(4) remove release liners, obtain synthetic leather finished product.
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| CN201510706730.8A CN105297474A (en) | 2015-10-27 | 2015-10-27 | Insect-repellent synthetic leather and production method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107163546A (en) * | 2017-05-02 | 2017-09-15 | 安徽繁盛禽业有限公司 | A kind of preparation method of aqueous polyurethane upper leather slurry |
| KR101850882B1 (en) * | 2016-04-05 | 2018-05-23 | 주식회사 동우에너지소재 | Polyurethane film comprisng sucrose and manufacturing method of cosmetic puff using the same |
| CN109722105A (en) * | 2017-10-31 | 2019-05-07 | 江苏南纬悦达纤维科技有限公司 | A kind of environmental protection polymer fabric coating |
| CN110055359A (en) * | 2019-04-04 | 2019-07-26 | 罗莱生活科技股份有限公司 | A kind of anti-mite cow leather mat of mosquito repellent and its production method |
| CN110965342A (en) * | 2020-01-10 | 2020-04-07 | 上海华峰超纤科技股份有限公司 | Slurry with mosquito repelling effect, polyurethane synthetic leather and preparation method thereof |
| EP3797989A1 (en) * | 2019-09-26 | 2021-03-31 | TMG - Tecidos Plastificados e Outros Revestimentos para a Indústria Automóvel, S.A. | A thermal stabilizer material, method of obtaining and uses thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101850882B1 (en) * | 2016-04-05 | 2018-05-23 | 주식회사 동우에너지소재 | Polyurethane film comprisng sucrose and manufacturing method of cosmetic puff using the same |
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| CN109722105A (en) * | 2017-10-31 | 2019-05-07 | 江苏南纬悦达纤维科技有限公司 | A kind of environmental protection polymer fabric coating |
| CN110055359A (en) * | 2019-04-04 | 2019-07-26 | 罗莱生活科技股份有限公司 | A kind of anti-mite cow leather mat of mosquito repellent and its production method |
| CN110055359B (en) * | 2019-04-04 | 2022-02-25 | 罗莱生活科技股份有限公司 | Mosquito-repelling and anti-mite cow leather mat and production method thereof |
| EP3797989A1 (en) * | 2019-09-26 | 2021-03-31 | TMG - Tecidos Plastificados e Outros Revestimentos para a Indústria Automóvel, S.A. | A thermal stabilizer material, method of obtaining and uses thereof |
| WO2021059252A1 (en) * | 2019-09-26 | 2021-04-01 | Tmg Tecidos Plastificados E Outros Revestimentos Para A Industria Automovel Sa | A thermal stabilizer material, method of obtaining and uses thereof |
| CN110965342A (en) * | 2020-01-10 | 2020-04-07 | 上海华峰超纤科技股份有限公司 | Slurry with mosquito repelling effect, polyurethane synthetic leather and preparation method thereof |
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