CN110656507A - Full-aqueous artificial leather multiple treatment process - Google Patents

Full-aqueous artificial leather multiple treatment process Download PDF

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Publication number
CN110656507A
CN110656507A CN201911057573.7A CN201911057573A CN110656507A CN 110656507 A CN110656507 A CN 110656507A CN 201911057573 A CN201911057573 A CN 201911057573A CN 110656507 A CN110656507 A CN 110656507A
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artificial leather
aqueous
printing
treatment
treating agent
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CN201911057573.7A
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Inventor
闫永更
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Foshan Weihong Leather Co Ltd
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Foshan Weihong Leather Co Ltd
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Priority to CN201911057573.7A priority Critical patent/CN110656507A/en
Publication of CN110656507A publication Critical patent/CN110656507A/en
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/12Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
    • D06N3/14Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/0056Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
    • D06N3/0065Organic pigments, e.g. dyes, brighteners
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/007Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/007Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
    • D06N3/0077Embossing; Pressing of the surface; Tumbling and crumbling; Cracking; Cooling; Heating, e.g. mirror finish
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/0086Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
    • D06N3/0088Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N2205/00Condition, form or state of the materials
    • D06N2205/02Dispersion
    • D06N2205/023Emulsion, aqueous dispersion, latex
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N2209/00Properties of the materials
    • D06N2209/12Permeability or impermeability properties
    • D06N2209/121Permeability to gases, adsorption
    • D06N2209/123Breathable
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N2209/00Properties of the materials
    • D06N2209/16Properties of the materials having other properties
    • D06N2209/1685Wear resistance
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N2211/00Specially adapted uses
    • D06N2211/12Decorative or sun protection articles
    • D06N2211/28Artificial leather

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)

Abstract

The invention relates to the technical field of artificial leather processing technology, and particularly discloses a full-aqueous artificial leather multiple treatment process, which comprises the following steps: firstly, preparing a treating agent according to the mixture ratio of raw materials, wherein the treating agent comprises the following components in percentage by weight: 85-90% of water-based resin, 8-12% of water-based color paste, 0-5% of color-changing powder and 0-2% of extinction powder; the aqueous resin is aqueous polyurethane resin, and the aqueous color paste is aqueous polyurethane color paste adaptive to the aqueous resin; then coating or roll coating the treating agent on the base artificial leather; printing with a treating agent for a double-plate printing machine; performing any texture treatment of cold embossing, suction embossing or hot embossing; and finally, performing any one or more post-treatment of printing, spraying, roller coating, scraping, color smearing, film pasting, pricking and graining. The whole process of the processing process adopts a non-toxic and harmless full-aqueous solvent and a multiple processing treatment process, and the prepared artificial leather has good hand feeling, wear resistance and air permeability.

Description

Full-aqueous artificial leather multiple treatment process
Technical Field
The invention relates to the technical field of artificial leather processing technologies, in particular to a full-aqueous artificial leather multiple treatment technology.
Background
The artificial leather is made up by using PVC and PU with different formulas and making them pass through the processes of foaming or film-covering treatment on the basis of textile fabric base or non-woven fabric base, and can be made up according to the requirements of different strength, colour, gloss and pattern, etc..
In the production process of artificial leather, most of organic solvent type polyurethane resins are used as basic raw materials for producing various base layers and surface layers, and the polyurethane resins are prepared by using toluene, xylene, acetone, butanone, ethyl acetate, dimethylformamide and the like as main solvents and adopting a solution polymerization method. The dosage of the solvent is about more than 60 percent of the dosage of the resin, and the dosage of the DMF of the wet-process slurry reaches more than 70 percent. These solvents are harmful solvents and the harm to human body is manifold. Among them, aromatic hydrocarbon solvents such as toluene are harmful to the hematopoietic system of human body, and acute poisoning and shock may occur when contacting with the aromatic hydrocarbon solvents in a high concentration environment for a long time, and chronic poisoning may cause thrombocytopenia and leukopenia and corresponding diseases. Although the toxicity of other solvents such as acetone, butanone, ethyl acetate, dimethylformamide and the like is lower than that of toluene and xylene, the solvents can generate larger toxic and side effects after long-term contact, wherein the ethyl acetate has irritation and anesthesia to eyes and mucous membranes; dimethylformamide has strong irritation to skin and eye mucosa, when high-concentration steam is inhaled, the throat is stimulated to cause nausea, frequent contact and percutaneous inhalation can cause liver dysfunction, and organic solvents have serious negative effects on the next generation of female pregnancy.
At present, the nontoxic and harmless environment-friendly water-based solvent treatment agent is still used in the processing technology of artificial leather or is only used in partial processing procedures, the processing procedures of most artificial leathers are simple, and the produced artificial leather can not be comparable with natural leather.
Disclosure of Invention
In order to overcome the problems that the existing artificial leather processing technology totally or partially adopts an oily organic solvent harmful to human health, the processing procedure is simple, and the produced artificial leather cannot be compared favorably with natural leather, the invention aims to provide a full-aqueous artificial leather multiple treatment technology, and the artificial leather adopts a non-toxic and harmless full-aqueous solvent in the whole processing process, so that the artificial leather is safer and healthier; meanwhile, multiple processing technologies are adopted for different types of products, and the prepared artificial leather has good hand feeling, wear resistance and air permeability.
The technical scheme adopted by the invention for solving the technical problems is as follows: the full-water artificial leather multiple treatment process is characterized by comprising the following steps of:
(1) preparing materials: preparing a treating agent according to the mixture ratio of the raw materials, wherein the treating agent comprises the following components in percentage by weight: 85-90% of water-based resin, 8-12% of water-based color paste, 0-5% of color-changing powder and 0-2% of extinction powder; the aqueous resin is aqueous polyurethane resin, and the aqueous color paste is aqueous polyurethane color paste adaptive to the aqueous resin;
(2) coating treatment: coating or roll coating the treating agent on the base artificial leather, wherein the coating thickness is 0.12-0.18mm, and the coating amount is 85-125g/m2
(3) Printing: printing the base artificial leather treated in the step (2) by using the treating agent by using a double-plate printing machine;
(4) grain treatment: performing texture treatment on the base artificial leather treated in the step (3), wherein the texture treatment refers to any one of cold embossing, suction embossing or hot embossing;
(5) and (3) post-processing: and (4) performing post-treatment on the base artificial leather treated in the step (4), wherein the post-treatment refers to any one or more of printing, spraying, roller coating, scraping, color smearing, film pasting, flower binding, grain kneading or curing treatment.
Preferably, the printing thickness of the printing matting and the printing in the post-treatment is 0.04 to 0.06mm, and the printing amount is 6 to 20g/m2
Further, the cold pressing temperature is 5-10 ℃, the suction pressure is 0.08-0.09MPa, and the hot pressing temperature is 100-120 ℃.
Further, the temperature of the double-plate printing machine, the spraying machine, the roller coating machine and the scraper machine in the processes of printing, spraying, roller coating and scraper treatment is 100-120 ℃, the speed is 15-35m/min, and the air pressure of the rubber wheel is more than or equal to 0.5 MPa.
Further, the feeding amount of spraying in the post-treatment process is 20-40g/m2The feeding amount of the roller coating is 55-70g/m2The feeding amount of the scraper is 7-42g/m2
Preferably, the color application is a manual color application.
Preferably, the adhesive film is a metal flower film.
Preferably, the base artificial leather is any one of PU, PVC and microfiber.
The invention has the beneficial effects that: the water-based resin and the water-based color paste are adopted in the whole process of processing the artificial leather, and the water-based resin and the water-based color paste do not contain any toxic or harmful organic matters and heavy metals, so that the artificial leather is safer and healthier to produce and use. Meanwhile, the invention adopts multiple processing treatment processes aiming at different types of products, and the prepared artificial leather has good hand feeling, wear resistance and air permeability, and can be widely applied to the fields of bags, shoes, sofas, household soft clothing, car washing interiors and the like.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more apparent, the present invention is further described below with reference to the following embodiments.
The invention discloses a full-aqueous artificial leather multiple treatment process which is characterized by comprising the following steps of material preparation, coating treatment, printing, grain treatment and post treatment, wherein the multiple treatment process comprises the following specific steps:
firstly, preparing a treating agent according to raw materials, wherein the treating agent comprises the following components in percentage by weight: 85-90% of water-based resin, 8-12% of water-based color paste, 0-5% of color-changing powder and 0-2% of extinction powder; wherein the aqueous resin refers to aqueous polyurethane resin, and the aqueous color paste is the aqueous polyurethane color paste adapted to the aqueous resin; the color-changing powder is mainly used in a treating agent for artificial leather which needs to be processed to have a color-changing effect, and the matting powder is mainly used in a treating agent for matt artificial leather.
Then coating or roll coating the treating agent on base artificial leather, wherein the base artificial leather is any one of PU, PVC and microfiber, the coating thickness is 0.12-0.18mm, and the coating amount is 85-125g/m2. Printing with the treating agent for a double-plate printing machine, wherein the printing thickness is 0.04-0.06mm, and the printing amount is 6-20g/m2When the artificial leather with a glossy surface needs to be prepared, the treating agent does not contain the extinction powder, and when the artificial leather with a matt surface needs to be prepared, a certain amount of the extinction powder is contained in the treating agent.
Carrying out texture treatment on the base artificial leather subjected to the printing extinction treatment, wherein the texture treatment refers to any one of cold embossing, suction embossing or hot embossing, and the texture treatment comprises the following steps: the cold pressing temperature of the cold embossing is 5-10 ℃, the pressure absorbing pressure of the absorbing lines is 0.08-0.09MPa, and the hot pressing temperature of the hot embossing is 100-120 ℃.
And finally, performing post-treatment on the artificial leather, namely performing post-treatment on the base artificial leather after texture treatment, wherein the post-treatment refers to any one or more of printing, spraying, roller coating, scraping, color smearing, film pasting, embroidering or texture kneading treatment. Wherein: the temperature of the double-plate printing machine, the spraying machine, the roller coating machine and the scraper machine in the processes of printing, spraying, roller coating and scraper treatment is 100-120 ℃, the speed is 15-35m/min, the air pressure of the rubber wheel is more than or equal to 0.5MPa, and the material loading of spraying is 20-40g/m2The feeding amount of the roller coating is 55-70g/m2The feeding amount of the scraper is 7-42g/m2In order to achieve a better coloring effect, the color is manually erased, the film pasting fingers transfer and paste the metal flower film, the light is used for improving the glossiness of the artificial leather, and the texture kneading is used for enabling the base leather to generate a texture effect.
The artificial leather prepared by the treatment process has dry rubbing resistance of not less than 4 grade, wet rubbing resistance of not less than 3 grade, bending resistance of not less than 5 thousands times at normal temperature, good hand feeling, brightness and color, and similar performances to those of natural leather, and can be widely applied to the fields of bags, shoes, sofas, household soft clothing, car washing interiors and the like.
Example 1:
a full aqueous oily crocodile pattern artificial leather multiple treatment process comprises the following preparation process steps:
firstly, preparing a treating agent according to raw materials, wherein the treating agent comprises the following components in percentage by weight: 88 percent of water-based resin, 8 percent of water-based color paste and 4 percent of color-changing powder; wherein the aqueous resin is 187 aqueous polyurethane resin in Guangzhou ShangZhou Shangjin shipping chemical industry, and the aqueous color paste is HP-RW227 black color paste of New Huapu Material Co., Ltd.
Then the treating agent is coated on PU artificial leather, the coating thickness is 0.12mm, and the coating amount is 85g/m2. Printing with the treating agent for a double-plate printing machine, wherein the printing thickness is 0.05mm, and the printing is performedThe amount is 15g/m2
And (3) carrying out cold pressing crocodile line treatment on the PU artificial leather subjected to the printing treatment, wherein the cold pressing temperature of the cold pressing is 6 ℃. And finally, performing post-treatment on the PU artificial leather subjected to the texture treatment, and sequentially performing manual color smearing, spraying, printing and pricking. Wherein: the temperature of the double-plate printing machine and the spraying machine in the printing and spraying treatment process is 100 ℃, the speed is 20m/min, the air pressure of the rubber wheel is 0.5MPa, and the spraying feeding amount is 20g/m2The feeding amount of the roller coating is 55g/m2The feeding amount of the scraper is 15g/m2And in order to achieve a better coloring effect, the color is manually smeared, and simultaneously, the pricking treatment is needed in order to achieve the oily light effect of crocodile patterns.
Example 2:
a full-aqueous antique crocodile grain artificial leather multiple treatment process comprises the following preparation process steps:
firstly, preparing a treating agent according to raw materials, wherein the treating agent comprises the following components in percentage by weight: 85% of water-based resin, 10% of water-based color paste, 3% of color-changing powder and 2% of extinction powder; wherein the aqueous resin is 187 aqueous polyurethane resin in Guangzhou market shipping and chemical industry, and the aqueous color paste is HP-RW653S brown color paste of New Huapu Material Co., Ltd, Fujian province.
Then coating the treating agent on the microfiber artificial leather, wherein the coating thickness is 0.15mm, and the coating amount is 110g/m2. Printing with the treating agent for a double-plate printer to obtain a print thickness of 0.05mm and a print amount of 15g/m2
And (3) carrying out cold pressing crocodile line treatment on the microfiber artificial leather subjected to the printing treatment, wherein the cold pressing temperature of the cold pressing is 5 ℃.
And finally, performing post-treatment on the microfiber artificial leather subjected to the texture treatment, and sequentially performing scraping, manual smearing and printing. Wherein: the temperature of the double-plate printing machine and the spraying machine in the printing treatment process is 110 ℃, the speed is 25m/min, the air pressure of the rubber wheel is 0.5MPa, and the printing amount is 12g/m2The feeding amount of the scraper is 12g/m2
Example 3:
a multiple treatment process for full-aqueous antique serpentine artificial leather comprises the following preparation process steps:
firstly, preparing a treating agent according to raw materials, wherein the treating agent comprises the following components in percentage by weight: 89% of water-based resin, 9% of water-based color paste, 1% of color-changing powder and 1% of matting powder; wherein the aqueous resin is 187 aqueous polyurethane resin in Guangzhou market shipping and chemical industry, and the aqueous color paste is HP-RW344 yellow paste of New Huapu Material Co., Ltd, Fujian province.
Then printing with a treating agent for a double plate printer to obtain a print thickness of 0.06mm and a print amount of 30g/m2
And carrying out suction pressure crocodile grain treatment on the PVC artificial leather subjected to printing treatment, wherein the suction pressure of the suction grains is 0.08 MPa.
And finally, performing post-treatment on the PVC artificial leather subjected to the texture treatment, and sequentially performing scraper, manual color wiping and printing. Wherein: the temperature of the double-plate printing machine in the printing treatment process is 120 ℃, the speed is 30m/min, the air pressure of the rubber wheel is 0.6MPa, and the printing amount of the printing is 18g/m2The feeding amount of the scraper is 24g/m2
Example 4:
a multiple treatment process for full-water-based raised grain artificial leather comprises the following preparation process steps:
firstly, preparing a treating agent according to raw materials, wherein the treating agent comprises the following components in percentage by weight: 87% of water-based resin, 10% of water-based color paste, 2% of color-changing powder and 1% of matting powder; wherein the aqueous resin is 187 aqueous polyurethane resin in Guangzhou ShangZhou Shangshi chemical industry, and the aqueous color paste is HP-RW815 green color paste of New Huapu Material Co., Ltd, Fujian province.
Then, the PU artificial leather is subjected to hot-pressing wave texture treatment, and the hot-pressing temperature of hot-pressing embossing is 110 ℃.
And finally, performing printing post-treatment on the PU artificial leather subjected to the texture treatment, wherein: the temperature of the double-plate printing machine in the printing treatment process is 110 ℃, the speed is 26m/min, the air pressure of the rubber wheel is 0.5MPa, and the printing amount of the printing is 15g/m2
Example 5:
a full-water-based high-gloss artificial leather multiple treatment process comprises the following preparation process steps:
firstly, preparing a treating agent according to raw materials, wherein the treating agent comprises the following components in percentage by weight: 85% of water-based resin, 11% of water-based color paste and 4% of color-changing powder; wherein the aqueous resin is 187 aqueous polyurethane resin in Guangzhou ShangZhou Shangshi chemical industry, and the aqueous color paste is HP-RW553 red color paste of Huapu New Material Co., Ltd.
Then the treating agent is coated on PU artificial leather, the coating thickness is 0.18mm, and the coating amount is 130g/m2. Printing with the treating agent for a double-plate printing machine, wherein the printing thickness is 0.06mm, and the printing amount is 20g/m2
And (3) carrying out cold pressing crocodile line treatment on the PU artificial leather subjected to the printing treatment, wherein the cold pressing temperature of the cold pressing is 6 ℃.
And finally, performing post-treatment on the PU artificial leather subjected to the texture treatment, and sequentially performing spraying and roller coating. Wherein: the temperature of the spraying machine and the roller coater in the spraying and the roller coating is 120 ℃, the speed is 30m/min, the air pressure of the rubber wheel is 0.6MPa, and the spraying amount of the spraying is 60g/m2The amount of the roll coating was 65g/m2
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the invention.

Claims (8)

1. The full-water artificial leather multiple treatment process is characterized by comprising the following steps of:
(1) preparing materials: preparing a treating agent according to the mixture ratio of the raw materials, wherein the treating agent comprises the following components in percentage by weight: 85-90% of water-based resin, 8-12% of water-based color paste, 0-5% of color-changing powder and 0-2% of extinction powder; the aqueous resin is aqueous polyurethane resin, and the aqueous color paste is aqueous polyurethane color paste adaptive to the aqueous resin;
(2) coating compositionDecorating treatment: coating or roll coating the treating agent on the base artificial leather, wherein the coating thickness is 0.12-0.18mm, and the coating amount is 85-125g/m2
(3) Printing: printing on the base artificial leather treated in the step (2) by using the treating agent by using a double-plate printing machine;
(4) grain treatment: performing texture treatment on the base artificial leather treated in the step (3), wherein the texture treatment refers to any one of cold embossing, suction embossing or hot embossing;
(5) and (3) post-processing: and (4) performing post-treatment on the base artificial leather treated in the step (4), wherein the post-treatment refers to any one or more of printing, spraying, roller coating, scraping, color smearing, film pasting, pricking and graining.
2. The full aqueous artificial leather multiple treatment process according to claim 1, wherein the printing has a thickness of 0.04-0.06mm and a printing amount of 6-20g/m2
3. The fully aqueous artificial leather multiple treatment process according to claim 1, wherein the cold pressing temperature is 5-10 ℃, the suction pressure is 0.08-0.09MPa, and the hot pressing temperature is 100-120 ℃.
4. The full aqueous artificial leather multiple treatment process according to claim 1, wherein the temperature of the double-plate printer, the spraying machine, the roller coater and the scraper in the printing, spraying, roller coating and scraper treatment processes is 100-120 ℃, the speed is 15-35m/min, and the air pressure of the rubber wheel is not less than 0.5 MPa.
5. The full aqueous artificial leather multiple treatment process according to claim 1, wherein the sprayed material loading is 20-40g/m2The feeding amount of the roller coating is 55-70g/m2The feeding amount of the scraper is 7-42g/m2
6. The full aqueous artificial leather multiple treatment process according to claim 1, wherein the color application is a manual color application.
7. The full aqueous artificial leather multiple treatment process according to claim 1, wherein the film is a metal flower film.
8. The fully aqueous artificial leather multiprocessing process according to any one of claims 1 to 7, the base artificial leather is any one of PU, PVC and microfiber.
CN201911057573.7A 2019-10-31 2019-10-31 Full-aqueous artificial leather multiple treatment process Pending CN110656507A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111451073A (en) * 2020-04-07 2020-07-28 浙江泰鑫合成革有限公司 Water-based environment-friendly leather production process and preparation equipment thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102021837A (en) * 2009-09-11 2011-04-20 上海华峰超纤材料股份有限公司 Superfine fiber synthetic leather, preparation method thereof and printing material composition
CN103361988A (en) * 2012-03-28 2013-10-23 广州市宏伟皮革有限公司 Ecological type water-based synthetic leather
CN104775306A (en) * 2015-04-20 2015-07-15 兰州科天环保节能科技有限公司 Manufacturing method of environment-friendly air-permeable hydrolysis-resistant shoe lining leather
CN108587425A (en) * 2017-05-03 2018-09-28 宋金火 A kind of formula and technique of the photocatalyst aqueous Synthetic Leather of antibacterial

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102021837A (en) * 2009-09-11 2011-04-20 上海华峰超纤材料股份有限公司 Superfine fiber synthetic leather, preparation method thereof and printing material composition
CN103361988A (en) * 2012-03-28 2013-10-23 广州市宏伟皮革有限公司 Ecological type water-based synthetic leather
CN104775306A (en) * 2015-04-20 2015-07-15 兰州科天环保节能科技有限公司 Manufacturing method of environment-friendly air-permeable hydrolysis-resistant shoe lining leather
CN108587425A (en) * 2017-05-03 2018-09-28 宋金火 A kind of formula and technique of the photocatalyst aqueous Synthetic Leather of antibacterial

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111451073A (en) * 2020-04-07 2020-07-28 浙江泰鑫合成革有限公司 Water-based environment-friendly leather production process and preparation equipment thereof
CN111451073B (en) * 2020-04-07 2021-11-19 浙江泰鑫合成革有限公司 Water-based environment-friendly leather production process and preparation equipment thereof

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Application publication date: 20200107