CN104141236A - Creased embossed leather production method - Google Patents
Creased embossed leather production method Download PDFInfo
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- CN104141236A CN104141236A CN201310172750.2A CN201310172750A CN104141236A CN 104141236 A CN104141236 A CN 104141236A CN 201310172750 A CN201310172750 A CN 201310172750A CN 104141236 A CN104141236 A CN 104141236A
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Abstract
The invention discloses a creased embossed leather production method. The method comprises the following steps: uniformly mixing 5-10 parts of dimethyl formamide with 0.5-2 parts of a color paste, adding 100-120 parts of dimethyl formamide and 20-30 parts of wood powder, uniformly stirring, swelling for 30-40min, adding 100 parts of polyurethane wet resin, uniformly stirring, and deaerating to obtain a wet material; coating the wet material on a woven fabric fiber fluffing surface, solidifying, squeezing, washing with water, and drying to obtain a wet base; uniformly mixing 100 parts of polyurethane dry rein with 15-20 parts of dimethyl formamide, 15-20 parts of butanone, 15-20 parts of toluene, 0.5-1.0 part of an assistant and 3-5 parts of a toner to obtain a dry material; coating the dry material on release paper, binding the wet base, drying, and separating from the release paper; and carrying out heating embossing and line rubbing to obtain a finished product. The method enablese the surface of the product to have the characteristics of creased style, good elasticity and difficult rupture.
Description
Technical field
The present invention relates to a kind of production method of artificial leather, particularly a kind of production method of wrinkling embossed leather.
Background technology
The production method of traditional artificial leather is all on wet method bass, to be coated with dry method slurry to obtain dry method veneer and complete, its surfacing, dimness, the plane decorative pattern on surface lacks third dimension, and artificial leather surface elasticity is poor, in use easily pull and break, service life is short.
Summary of the invention
In order to make up above deficiency, the invention provides a kind of production method of wrinkling embossed leather, the production method technique of this wrinkling embossed leather is simple, and the wrinkling embossed leather elasticity of production is large, is difficult for pulling open, attractive and durable.
The present invention for the technical scheme that solves its technical problem and adopt is: a kind of production method of wrinkling embossed leather, and concrete steps are as follows:
Step 1: wet-mixing batching:
A, by 5-10kg dimethyl formamide and 0.5-2kg mill base high-speed stirred 80-100 minute, then filter stand-by;
B, 100-120kg dimethyl formamide and 20-30kg wood powder are stirred to 20-30 minute, and abundant swelling 30-40 minute, then add the mixture forming in step a to stir stand-by;
C, by 100kg polyurethane wet method resin join step b form mixture in, stir 30-40 minute, then deaeration 40-50 minute;
Step 2: wet method bass is produced:
By in step 1 the slurry of deaeration be coated with scrape in the one side of woven fabric fibre pick, in the dimethyl formamide aqueous solution that to immerse mass percentage concentration be 18-22%, solidify, then through at least one squezzing operation, obtain a kind of wet method bass after washing and being dried again;
Step 3: dry mixed batching:
After 100kg polyurethane dry method resin, 15-20kg dimethyl formamide, 15-20kg butanone, 15-20kg toluene, 0.5-1.0kg auxiliary agent and 3-5kg toner are mixed, high-speed stirred 10-15 minute obtains dry method slurry;
Step 4 dry method veneer:
The dry method slurry painting preparing in step 3 is scraped in the release liners with flower type and formed dry method veneer, then, by the bonding wet method bass of adhesive, separate through super-dry heel release liners;
Step 5: embossing:
First, to separating rear product heating, then carry out embossing at the nickel roller or the silica gel flower roller that have colored type;
Step 6: water is rubbed:
The segments of product obtaining in step 5, then put into the boarding machine of water, rub line 20-40 minute, after taking out, squezzing is dried.
As a further improvement on the present invention, in described step 4, wet method bass is bonding with dry method veneer under the temperature conditions of 90-110 DEG C.
As a further improvement on the present invention, in described step 5, be heated to 170-180 DEG C and carry out embossing separating rear product.
As a further improvement on the present invention, in described step 5, knurling rolls are the one in nickel roller and silica gel roller.
As a further improvement on the present invention, in described step 5, in knurling rolls, be connected with the chilled water of 3-5 DEG C, utilize hydraulic pressure, act on heated product, obtain a kind of full product of type of spending.
As a further improvement on the present invention, in described step 6, the production sharing 30-40 rice/section after embossing, in boarding machine, water temperature is 40-60 DEG C, and bake out temperature is 70-90 DEG C.
As a further improvement on the present invention, the speed of a motor vehicle that described step 2 wet method bass is produced is 18-20 rice/min, and the speed of a motor vehicle of step 4 dry method veneer is 20-25 rice/min, and the speed of a motor vehicle of step 5 embossing is 12-15 rice/min.
Useful technique effect of the present invention is: the present invention forms fold decorative pattern by carry out embossing on artificial leather dry method veneer surface plays rennet, product surface has wrinkling style, third dimension of patterns is strong, improved its integral, flexible, when use, tension is difficult for breaking, firm and durable, three-dimensional decorative pattern, strengthen its ABRASION RESISTANCE, and third dimension, more attractive in appearance.
Detailed description of the invention
Embodiment 1: a kind of production method of wrinkling embossed leather, concrete steps are as follows:
Step 1: wet-mixing batching:
A, by 5kg dimethyl formamide and 0.5kg mill base high-speed stirred 80 minutes, then filter stand-by;
B, 100kg dimethyl formamide and 20kg wood powder are stirred 20 minutes, and fully swelling 30 minutes, then add the mixture forming in step a to stir stand-by;
C, by 100kg polyurethane wet method resin join step b form mixture in, stir 30 minutes, then deaeration 40 minutes;
Step 2: wet method bass is produced:
By in step 1 the slurry of deaeration be coated with scrape in the one side of woven fabric fibre pick, in the dimethyl formamide aqueous solution that to immerse mass percentage concentration be 18%, solidify, then through at least one squezzing operation, obtain a kind of wet method bass after washing and being dried again;
Step 3: dry mixed batching:
After 100kg polyurethane dry method resin, 15kg dimethyl formamide, 15kg butanone, 15kg toluene, 0.5kg auxiliary agent and 3kg toner are mixed, high-speed stirred obtains dry method slurry for 10 minutes;
Step 4 dry method veneer:
The dry method slurry painting preparing in step 3 is scraped in the release liners with flower type and formed dry method veneer, then under the temperature conditions of 90 DEG C, pass through the bonding wet method bass of adhesive, separate through super-dry heel release liners;
Step 5: embossing:
First be heated to 170 DEG C to separating rear product, then, having in the nickel roller of colored type or silica gel knurling rolls by the chilled water of 3 DEG C, utilize hydraulic pressure, act on heated product and carry out embossing, the speed of a motor vehicle is at 12 meters/min;
Step 6: water is rubbed:
30 meters/section of the production sharings obtaining in step 5 are put into the boarding machine of 40 DEG C of water, rub line 20 minutes, after taking out, squezzing is dried, 70 DEG C of bake out temperatures.
Embodiment 2:
A production method for wrinkling embossed leather, concrete steps are as follows:
Step 1: wet-mixing batching:
A, by 8kg dimethyl formamide and 1kg mill base high-speed stirred 90 minutes, then filter stand-by;
B, 110kg dimethyl formamide and 25kg wood powder are stirred 25 minutes, and fully swelling 35 minutes, then add the mixture forming in step a to stir stand-by;
C, by 100kg polyurethane wet method resin join step b form mixture in, stir 35 minutes, then deaeration 45 minutes;
Step 2: wet method bass is produced:
By in step 1 the slurry of deaeration be coated with scrape in the one side of woven fabric fibre pick, in the dimethyl formamide aqueous solution that to immerse mass percentage concentration be 20%, solidify, then through at least one squezzing operation, obtain a kind of wet method bass after washing and being dried again;
Step 3: dry mixed batching:
After 100kg polyurethane dry method resin, 18kg dimethyl formamide, 18kg butanone, 18kg toluene, 0.8kg auxiliary agent and 4kg toner are mixed, high-speed stirred obtains dry method slurry for 13 minutes;
Step 4 dry method veneer:
The dry method slurry painting preparing in step 3 is scraped in the release liners with flower type and formed dry method veneer, then under the temperature conditions of 100 DEG C, pass through the bonding wet method bass of adhesive, separate through super-dry heel release liners;
Step 5: embossing:
First be heated to 175 DEG C to separating rear product, then, having in the nickel roller of colored type or silica gel knurling rolls by the chilled water of 4 DEG C, utilize hydraulic pressure, act on heated product and carry out embossing, the speed of a motor vehicle is at 13 meters/min;
Step 6: water is rubbed:
35 meters/section of the production sharings obtaining in step 5 are put into the boarding machine of 50 DEG C of water, rub line 30 minutes, after taking out, squezzing is dried, 80 DEG C of bake out temperatures.
Embodiment 3:
A production method for wrinkling embossed leather, is characterized by: concrete steps are as follows:
Step 1: wet-mixing batching:
A, by 10kg dimethyl formamide and 2kg mill base high-speed stirred 100 minutes, then filter stand-by;
B, 120kg dimethyl formamide and 30kg wood powder are stirred 30 minutes, and fully swelling 40 minutes, then add the mixture forming in step a to stir stand-by;
C, by 100kg polyurethane wet method resin join step b form mixture in, stir 40 minutes, then deaeration 50 minutes;
Step 2: wet method bass is produced:
By in step 1 the slurry of deaeration be coated with scrape in the one side of woven fabric fibre pick, in the dimethyl formamide aqueous solution that to immerse mass percentage concentration be 22%, solidify, then through at least one squezzing operation, obtain a kind of wet method bass after washing and being dried again;
Step 3: dry mixed batching:
After 100kg polyurethane dry method resin, 20kg dimethyl formamide, 20kg butanone, 20kg toluene, 1.0kg auxiliary agent and 5kg toner are mixed, high-speed stirred obtains dry method slurry for 15 minutes;
Step 4 dry method veneer:
The dry method slurry painting preparing in step 3 is scraped in the release liners with flower type and formed dry method veneer, then under the temperature conditions of 110 DEG C, pass through the bonding wet method bass of adhesive, separate through super-dry heel release liners;
Step 5: embossing:
First be heated to 180 DEG C to separating rear product, then, having in the nickel roller of colored type or silica gel knurling rolls by the chilled water of 5 DEG C, utilize hydraulic pressure, act on heated product and carry out embossing, the speed of a motor vehicle is at 15 meters/min;
Step 6: water is rubbed:
40 meters/section of the production sharings obtaining in step 5 are put into the boarding machine of 60 DEG C of water, rub line 40 minutes, after taking out, squezzing is dried, 90 DEG C of bake out temperatures.
Claims (7)
1. a production method for wrinkling embossed leather, is characterized by: concrete steps are as follows:
Step 1: wet-mixing batching:
A, by 5-10kg dimethyl formamide and 0.5-2kg mill base high-speed stirred 80-100 minute, then filter stand-by;
B, 100-120kg dimethyl formamide and 20-30kg wood powder are stirred to 20-30 minute, and abundant swelling 30-40 minute, then add the mixture forming in step a to stir stand-by;
C, by 100kg polyurethane wet method resin join step b form mixture in, stir 30-40 minute, then deaeration 40-50 minute;
Step 2: wet method bass is produced:
By in step 1 the slurry of deaeration be coated with scrape in the one side of woven fabric fibre pick, in the dimethyl formamide aqueous solution that to immerse mass percentage concentration be 18-22%, solidify, then through at least one squezzing operation, obtain a kind of wet method bass after washing and being dried again;
Step 3: dry mixed batching:
After 100kg polyurethane dry method resin, 15-20kg dimethyl formamide, 15-20kg butanone, 15-20kg toluene, 0.5-1.0kg auxiliary agent and 3-5kg toner are mixed, high-speed stirred 10-15 minute obtains dry method slurry;
Step 4 dry method veneer:
The dry method slurry painting preparing in step 3 is scraped in the release liners with flower type and formed dry method veneer, then, by the bonding wet method bass of adhesive, separate through super-dry heel release liners;
Step 5: embossing:
First, to separating rear product heating, then carry out embossing at the knurling rolls that have colored type;
Step 6: water is rubbed:
The segments of product obtaining in step 5, then put into the boarding machine of water, rub line 20-40 minute, after taking out, squezzing is dried.
2. the production method of wrinkling embossed leather according to claim 1, is characterized by: in described step 4, wet method bass is bonding with dry method veneer under the temperature conditions of 90-110 DEG C.
3. the production method of wrinkling embossed leather according to claim 1, is characterized by: in described step 5, be heated to 170-180 DEG C and carry out embossing separating rear product.
4. the production method of wrinkling embossed leather according to claim 3, is characterized by: in described step 5, knurling rolls are the one in nickel roller and silica gel roller.
5. the production method of wrinkling embossed leather according to claim 4, is characterized by: in described step 5, in knurling rolls, be connected with the chilled water of 3-5 DEG C.
6. the production method of wrinkling embossed leather according to claim 1, is characterized by: in described step 6, the production sharing 30-40 rice/section after embossing, in boarding machine, water temperature is 40-60 DEG C, and bake out temperature is 70-90 DEG C.
7. the production method of wrinkling embossed leather according to claim 1, is characterized by: the speed of a motor vehicle that described step 2 wet method bass is produced is 18-20 rice/min, and the speed of a motor vehicle of step 4 dry method veneer is 20-25 rice/min, and the speed of a motor vehicle of step 5 embossing is 12-15 rice/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310172750.2A CN104141236A (en) | 2013-05-10 | 2013-05-10 | Creased embossed leather production method |
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| CN201310172750.2A CN104141236A (en) | 2013-05-10 | 2013-05-10 | Creased embossed leather production method |
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| CN201310172750.2A Pending CN104141236A (en) | 2013-05-10 | 2013-05-10 | Creased embossed leather production method |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104562729A (en) * | 2015-02-12 | 2015-04-29 | 昆山协孚人造皮有限公司 | Water-based spray leather as well as production method thereof |
| CN105332288A (en) * | 2015-10-28 | 2016-02-17 | 温州永达利合成革有限公司 | Shoe leather preparing technology and formula thereof |
| CN105642747A (en) * | 2016-04-14 | 2016-06-08 | 河南金阳铝业有限公司 | Aluminum foil jacking machine |
| CN105734986A (en) * | 2015-10-28 | 2016-07-06 | 温州永达利合成革有限公司 | Clothing leather manufacturing process and formula thereof |
| CN106192433A (en) * | 2016-07-29 | 2016-12-07 | 温州市汇邦合成革有限公司 | A kind of processing technology of Lignum pterocarpi indici crazy horse leather |
| CN106436342A (en) * | 2016-11-15 | 2017-02-22 | 福建华夏合成革有限公司 | Ultra-soft protein synthetic leather and preparing method thereof |
| CN108130744A (en) * | 2017-12-20 | 2018-06-08 | 昆山协孚新材料股份有限公司 | A kind of memory leather and its production method |
| CN110644247A (en) * | 2019-09-19 | 2020-01-03 | 昆山协孚新材料股份有限公司 | Water-based luggage leather grain absorption process |
| CN110670374A (en) * | 2019-09-19 | 2020-01-10 | 昆山协孚新材料股份有限公司 | Preparation process of ecological synthetic leather for water-based super-soft clothes |
| CN113756109A (en) * | 2021-08-23 | 2021-12-07 | 昆山协孚新材料股份有限公司 | Method for manufacturing water-based suede electronic packaging material |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104562729A (en) * | 2015-02-12 | 2015-04-29 | 昆山协孚人造皮有限公司 | Water-based spray leather as well as production method thereof |
| CN105734986A (en) * | 2015-10-28 | 2016-07-06 | 温州永达利合成革有限公司 | Clothing leather manufacturing process and formula thereof |
| CN105332288A (en) * | 2015-10-28 | 2016-02-17 | 温州永达利合成革有限公司 | Shoe leather preparing technology and formula thereof |
| CN105642747B (en) * | 2016-04-14 | 2017-10-31 | 河南金阳铝业有限公司 | A kind of aluminium foil corrugation machine |
| CN105642747A (en) * | 2016-04-14 | 2016-06-08 | 河南金阳铝业有限公司 | Aluminum foil jacking machine |
| CN106192433A (en) * | 2016-07-29 | 2016-12-07 | 温州市汇邦合成革有限公司 | A kind of processing technology of Lignum pterocarpi indici crazy horse leather |
| CN106436342A (en) * | 2016-11-15 | 2017-02-22 | 福建华夏合成革有限公司 | Ultra-soft protein synthetic leather and preparing method thereof |
| CN106436342B (en) * | 2016-11-15 | 2019-05-21 | 福建华夏合成革有限公司 | A kind of ultra-soft protein synthetic leather and preparation method thereof |
| CN108130744A (en) * | 2017-12-20 | 2018-06-08 | 昆山协孚新材料股份有限公司 | A kind of memory leather and its production method |
| CN110644247A (en) * | 2019-09-19 | 2020-01-03 | 昆山协孚新材料股份有限公司 | Water-based luggage leather grain absorption process |
| CN110670374A (en) * | 2019-09-19 | 2020-01-10 | 昆山协孚新材料股份有限公司 | Preparation process of ecological synthetic leather for water-based super-soft clothes |
| CN110670374B (en) * | 2019-09-19 | 2022-10-11 | 江苏协孚新材料科技有限公司 | Preparation process of ecological synthetic leather for water-based super-soft clothes |
| CN110644247B (en) * | 2019-09-19 | 2022-10-11 | 江苏协孚新材料科技有限公司 | Water-based luggage leather grain absorption process |
| CN113756109A (en) * | 2021-08-23 | 2021-12-07 | 昆山协孚新材料股份有限公司 | Method for manufacturing water-based suede electronic packaging material |
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Application publication date: 20141112 |
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