CN112376287A - Soft and soft wrinkle and high resilience bass for synthetic leather - Google Patents
Soft and soft wrinkle and high resilience bass for synthetic leather Download PDFInfo
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- CN112376287A CN112376287A CN202011133397.3A CN202011133397A CN112376287A CN 112376287 A CN112376287 A CN 112376287A CN 202011133397 A CN202011133397 A CN 202011133397A CN 112376287 A CN112376287 A CN 112376287A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, 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
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial 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
- D06N3/14—Artificial 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
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, 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
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/004—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using flocked webs or pile fabrics upon which a resin is applied; Teasing, raising web before resin application
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, 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
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0043—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by their foraminous structure; Characteristics of the foamed layer or of cellular layers
- D06N3/005—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by their foraminous structure; Characteristics of the foamed layer or of cellular layers obtained by blowing or swelling agent
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, 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
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial 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
- D06N3/0061—Organic fillers or organic fibrous fillers, e.g. ground leather waste, wood bark, cork powder, vegetable flour; Other organic compounding ingredients; Post-treatment with organic compounds
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, 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
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial 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
- D06N3/0063—Inorganic compounding ingredients, e.g. metals, carbon fibres, Na2CO3, metal layers; Post-treatment with inorganic compounds
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, 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
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1635—Elasticity
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, 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
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1642—Hardnes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, 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
- D06N2211/00—Specially adapted uses
- D06N2211/12—Decorative or sun protection articles
- D06N2211/28—Artificial leather
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
The invention provides a soft-wrinkle soft-cotton high-resilience base fabric for synthetic leather, which relates to the field of synthetic leather preparation, wherein a base fabric is coated with low-modulus resin slurry, the base fabric is a double-sided micro extra-long leather-like velvet fabric with the thickness of 0.65mm, the low-modulus resin slurry is foamed slurry, the number of warps and wefts of the double-sided leather-like velvet fabric is different and the difference between the numbers is large, the fuzzing lengths of the double-sided leather-like velvet fabric are different, the fuzzing length of the double-sided leather-like velvet fabric is longer than that of the double-sided leather-like velvet fabric, the cross section of the double-sided leather-like velvet fabric is arranged according to a positive isosceles trapezoid and an inverted isosceles trapezoid, the fuzzing lengths of the upper surfaces of the double-sided leather-like velvet fabric are different, the upper surface of the double-sided leather-like velvet fabric forms a plane, the fuzzing length of the lower surface of the double-sided leather-like velvet fabric is shorter than that of 0.1, the fur feeling is softer than the common fur feeling, and the hand feeling is plumper, smooth and elastic.
Description
Technical Field
The invention relates to the technical field of synthetic leather preparation, in particular to a soft-wrinkle soft-foam high-resilience base for synthetic leather.
Background
The advanced polyurethane resin is widely applied to the fields of synthetic leather, adhesives, foams, pressure-sensitive adhesives, paints, coatings and the like. The polyurethane synthetic leather has the advantages of good meat-like feeling, wear resistance, high peel strength, good elasticity and the like, and gradually replaces genuine leather in the market. The main types of synthetic leather on the market are: high/low resilience, hydrolysis resistance, no yellowing, no bubble, branding discoloration and the like. Ultra-soft synthetic leather is not common in the market, but there has been a strong interest in ultra-soft synthetic leather in downstream tanneries.
Many synthetic leather products on the market have hard hand feeling, stiff and rigid lines and poor elasticity.
Disclosure of Invention
The invention aims to provide a soft-wrinkle soft-foam high-resilience base for synthetic leather to solve the technical problem.
In order to solve the technical problems, the invention adopts the following technical scheme:
the soft-wrinkle soft-cotton high-resilience base for the synthetic leather comprises a base cloth, wherein low-modulus resin slurry is coated on the base cloth, the base cloth is a double-sided micro extra-long imitated leather velvet fabric with the thickness of 0.65mm, and the low-modulus resin slurry is foaming slurry.
The double-sided leather-like velvet fabric is characterized in that the warp and weft yarn counts of the double-sided leather-like velvet fabric are different and the number difference is large, the fuzzing lengths of the double-sided leather-like velvet fabric are different, the fuzzing length of the double-sided leather-like velvet fabric is the upper side, the cross section of the double-sided leather-like velvet fabric is arranged according to an inverted isosceles trapezoid of an upright isosceles trapezoid, the fuzzing lengths of the upper side of the double-sided leather-like velvet fabric are different, the upper surface of the double-sided leather-like velvet fabric is enabled to form a plane, the fuzzing below the double-sided leather-like velvet fabric is shorter and is 0.1mm, and the longest fabric in the middle area of the cross.
The technological process of the soft, wrinkled, soft and high resilience bass for the synthetic leather of claim 1 is characterized in that: the method comprises the following steps:
s1, preparing foaming slurry: 4 parts of solvent, 0.03 part of foam hole regulator, 0.07 part of penetrant, 0.1 part of water-based color paste, 1 part of synthetic fiber powder and 4.6 parts of low-modulus super-soft polyurethane resin are sequentially added under the stirring state, the vacuum pumping (preventing the generation of bubbles when the coating is solidified) is carried out for 90min, and the viscosity is 10000CPS/25 ℃.
S2, cleaning base cloth: adding solution into a water tank, feeding the extra-long wool leather-like base cloth into the solution tank through a cloth guide frame, and cleaning at normal temperature at the linear speed of 19 m/min.
S3, coating: and ironing the base cloth cleaned by clear water by using a high-pressure ironing wheel for one time, ironing partial water, adjusting the gap of the coating platform, and conveying the foaming coating to a coating tank to coat the foaming coating on the base cloth through the gap.
And S4, carrying out pre-coagulation and fixation, cleaning, ironing and drying to obtain the wet-process bass.
The 4 parts of solvent in the preparation of the foaming slurry is N, N-dimethylformamide DMF, and the N, N-dimethylformamide DMF is a compound generated by substituting hydroxyl of formic acid with dimethylamino and has a molecular formula of HCON (CH3) 2.
0.03 part of foam regulator in the preparation of the foaming slurry is wet-process resin foam regulation aid GT-393, and the wet-process resin foam regulation aid GT-393 is modified silicone oil.
0.07 part of penetrating agent in the preparation of the foaming slurry is a rapid penetrating agent T, and the rapid penetrating agent T is prepared by esterifying maleic anhydride and octanol at the temperature of 120-140 ℃ under the catalysis of a p-toluenesulfonic acid catalyst and sulfonating the esterified agent and sodium bisulfite.
0.1 part of synthetic fiber powder in the preparation of the foaming slurry is wood fiber powder, the wood fiber powder belongs to a novel environment-friendly product, and natural wood chips are used as raw materials and are special thickening micropore agents for PU synthetic leather.
The solution is trimellitate TOTM with the molecular formula of C6H3(COOR)3, R is alkyl, and industrial products are colorless or yellow transparent liquid.
The invention has the beneficial effects that:
the invention takes double-sided suede-like fabric as a main raw material, the suede on the surface of the suede-like base cloth is very fine, has the functions of moisture absorption, ventilation, water resistance and the like, and simultaneously the hand feeling of the fabric is comparable to that of silk fabric.
Detailed Description
The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example 1
The technological process of the soft, wrinkled, soft and high resilience base for synthetic leather according to claim 1 comprises the following steps:
s1, coating foaming slurry on a double-sided leather-like velvet fabric, wherein the longest fuzzing length on the double-sided leather-like velvet fabric is 0.25mm, the shortest fuzzing length in the middle area of a cross section is 0.3mm, the fuzzing length below the cross section is 0.1mm, and the foaming slurry is prepared: 4 parts of solvent, 0.03 part of foam hole regulator, 0.07 part of penetrant, 0.1 part of water-based color paste, 1 part of synthetic fiber powder and 4.6 parts of low-modulus super-soft polyurethane resin are sequentially added under the stirring state, the vacuum pumping (preventing the generation of bubbles when the coating is solidified) is carried out for 90min, and the viscosity is 10000CPS/25 ℃.
S2, cleaning base cloth: adding solution into a water tank, feeding the extra-long wool leather-like base cloth into the solution tank through a cloth guide frame, and cleaning at normal temperature at the linear speed of 19 m/min.
S3, coating: and ironing the base cloth cleaned by clear water by using a high-pressure ironing wheel for one time, ironing partial water, adjusting the gap of the coating platform, and conveying the foaming coating to a coating tank to coat the foaming coating on the base cloth through the gap.
And S4, carrying out pre-coagulation and fixation, cleaning, ironing and drying to obtain the wet-process bass.
Example 2
The technological process of the soft, wrinkled, soft and high resilience base for synthetic leather according to claim 1 comprises the following steps:
s1, coating foaming slurry on a double-sided leather-like velvet fabric, wherein the longest fuzzing length on the double-sided leather-like velvet fabric is 0.3mm, the shortest fuzzing length in the middle area of a cross section is 0.25mm, the fuzzing length below the cross section is 0.1mm, and the foaming slurry is prepared: 4 parts of solvent, 0.03 part of foam hole regulator, 0.07 part of penetrant, 0.1 part of water-based color paste, 1 part of synthetic fiber powder and 4.6 parts of low-modulus super-soft polyurethane resin are sequentially added under the stirring state, the vacuum pumping (preventing the generation of bubbles when the coating is solidified) is carried out for 90min, and the viscosity is 10000CPS/25 ℃.
S2, cleaning base cloth: adding solution into a water tank, feeding the extra-long wool leather-like base cloth into the solution tank through a cloth guide frame, and cleaning at normal temperature at the linear speed of 19 m/min.
S3, coating: and ironing the base cloth cleaned by clear water by using a high-pressure ironing wheel for one time, ironing partial water, adjusting the gap of the coating platform, and conveying the foaming coating to a coating tank to coat the foaming coating on the base cloth through the gap.
And S4, carrying out pre-coagulation and fixation, cleaning, ironing and drying to obtain the wet-process bass.
Example 3
The technological process of the soft, wrinkled, soft and high resilience base for synthetic leather according to claim 1 comprises the following steps:
s1, coating foaming slurry on a double-sided leather-like velvet fabric, wherein the longest fuzzing length on the double-sided leather-like velvet fabric is 0.35mm, the shortest fuzzing length in the middle area of a cross section is 0.2mm, the fuzzing length below the cross section is 0.1mm, and the foaming slurry is prepared: 4 parts of solvent, 0.03 part of foam hole regulator, 0.07 part of penetrant, 0.1 part of water-based color paste, 1 part of synthetic fiber powder and 4.6 parts of low-modulus super-soft polyurethane resin are sequentially added under the stirring state, the vacuum pumping (preventing the generation of bubbles when the coating is solidified) is carried out for 90min, and the viscosity is 10000CPS/25 ℃.
S2, cleaning base cloth: adding solution into a water tank, feeding the extra-long wool leather-like base cloth into the solution tank through a cloth guide frame, and cleaning at normal temperature at the linear speed of 19 m/min.
S3, coating: and ironing the base cloth cleaned by clear water by using a high-pressure ironing wheel for one time, ironing partial water, adjusting the gap of the coating platform, and conveying the foaming coating to a coating tank to coat the foaming coating on the base cloth through the gap.
And S4, carrying out pre-coagulation and fixation, cleaning, ironing and drying to obtain the wet-process bass.
Example 4
The technological process of the soft, wrinkled, soft and high resilience base for synthetic leather according to claim 1 comprises the following steps:
s1, coating foaming slurry on a double-sided leather-like velvet fabric, wherein the longest fuzzing length on the double-sided leather-like velvet fabric is 0.4mm, the shortest fuzzing length in the middle area of a cross section is 0.15mm, the fuzzing length below the cross section is 0.1mm, and the foaming slurry is prepared: 4 parts of solvent, 0.03 part of foam hole regulator, 0.07 part of penetrant, 0.1 part of water-based color paste, 1 part of synthetic fiber powder and 4.6 parts of low-modulus super-soft polyurethane resin are sequentially added under the stirring state, the vacuum pumping (preventing the generation of bubbles when the coating is solidified) is carried out for 90min, and the viscosity is 10000CPS/25 ℃.
S2, cleaning base cloth: adding solution into a water tank, feeding the extra-long wool leather-like base cloth into the solution tank through a cloth guide frame, and cleaning at normal temperature at the linear speed of 19 m/min.
S3, coating: and ironing the base cloth cleaned by clear water by using a high-pressure ironing wheel for one time, ironing partial water, adjusting the gap of the coating platform, and conveying the foaming coating to a coating tank to coat the foaming coating on the base cloth through the gap.
And S4, carrying out pre-coagulation and fixation, cleaning, ironing and drying to obtain the wet-process bass.
The experimental results obtained are shown in table one:
by comparing the hand feeling, the rebound resilience, the longest length of the upper surface fuzzing, and the shortest length of the middle area of the soft and wrinkled soft and elastic bass prepared in the above 4 examples, the soft and wrinkled soft and elastic bass in example 3 has the softest hand feeling and higher rebound resilience. Compared with the base fabric primer prepared in other embodiments, the base fabric primer prepared in embodiment 3 has wider application prospect.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a soft continuous high resilience shellfish of soft wrinkle for synthetic leather which characterized in that: the fabric comprises a base cloth, wherein low-modulus resin slurry is coated on the base cloth, the base cloth is a double-sided micro-extra-long imitated leather velvet fabric with the thickness of 0.65mm, and the low-modulus resin slurry is foaming slurry.
2. The soft, wrinkled, soft and high resilience base for synthetic leather according to claim 1, which is characterized in that: the double-sided leather-like velvet fabric is characterized in that the warp and weft yarn counts of the double-sided leather-like velvet fabric are different and the number difference is large, the fuzzing lengths of the double-sided leather-like velvet fabric are different, the fuzzing length of the double-sided leather-like velvet fabric is the upper side, the cross section of the double-sided leather-like velvet fabric is arranged according to an inverted isosceles trapezoid of an upright isosceles trapezoid, the fuzzing lengths of the upper side of the double-sided leather-like velvet fabric are different, the upper surface of the double-sided leather-like velvet fabric is enabled to form a plane, the fuzzing below the double-sided leather-like velvet fabric is shorter and is 0.1mm, and the longest fabric in the middle area of the cross.
3. The technological process of the soft, wrinkled, soft and high resilience bass for the synthetic leather of claim 1 is characterized in that: the method comprises the following steps:
s1, preparing foaming slurry: adding 4 parts of solvent, 0.03 part of foam hole regulator, 0.07 part of penetrant, 0.1 part of water-based color paste, 1 part of synthetic fiber powder and 4.6 parts of low-modulus super-soft polyurethane resin in sequence under a stirring state, vacuumizing (preventing bubbles from being generated when the coating is solidified) for 90min, and keeping the viscosity at 10000CPS/25 ℃;
s2, cleaning base cloth: adding a solution into a water tank, feeding the extra-long wool leather-like base cloth into the solution tank through a cloth guide frame, and cleaning at normal temperature at the linear speed of 19m/min;
s3, coating: ironing the base cloth cleaned by clear water by using a high-pressure ironing wheel for one time, ironing partial water, adjusting the gap of a coating platform, conveying the foaming coating to a coating tank, and coating the foaming coating on the base cloth through the gap;
and S4, carrying out pre-coagulation and fixation, cleaning, ironing and drying to obtain the wet-process bass.
4. The production method according to claim 3, characterized in that: the 4 parts of solvent in the preparation of the foaming slurry is N, N-dimethylformamide DMF, and the N, N-dimethylformamide DMF is a compound generated by substituting hydroxyl of formic acid with dimethylamino and has a molecular formula of HCON (CH3) 2.
5. The production method according to claim 3, characterized in that: 0.03 part of foam regulator in the preparation of the foaming slurry is wet-process resin foam regulation aid GT-393, and the wet-process resin foam regulation aid GT-393 is modified silicone oil.
6. The production method according to claim 3, characterized in that: 0.07 part of penetrating agent in the preparation of the foaming slurry is a rapid penetrating agent T, and the rapid penetrating agent T is prepared by esterifying maleic anhydride and octanol at the temperature of 120-140 ℃ under the catalysis of a p-toluenesulfonic acid catalyst and sulfonating the esterified agent and sodium bisulfite.
7. The production method according to claim 3, characterized in that: 0.1 part of synthetic fiber powder in the preparation of the foaming slurry is wood fiber powder, the wood fiber powder belongs to a novel environment-friendly product, and natural wood chips are used as raw materials and are special thickening micropore agents for PU synthetic leather.
8. The method of claim S2, wherein: the solution is trimellitate TOTM with the molecular formula of C6H3(COOR)3, R is alkyl, and industrial products are colorless or yellow transparent liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011133397.3A CN112376287A (en) | 2020-10-21 | 2020-10-21 | Soft and soft wrinkle and high resilience bass for synthetic leather |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011133397.3A CN112376287A (en) | 2020-10-21 | 2020-10-21 | Soft and soft wrinkle and high resilience bass for synthetic leather |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115821594A (en) * | 2022-12-05 | 2023-03-21 | 清远市齐力合成革有限公司 | Bass for permeable synthetic leather and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4418104A (en) * | 1979-10-25 | 1983-11-29 | Toray Industries, Inc. | Fur-like napped fabric and process for manufacturing same |
| CN103526563A (en) * | 2013-10-25 | 2014-01-22 | 安徽安利合成革股份有限公司 | Preparation method of polyurethane shoe insert leather |
| CN107916578A (en) * | 2017-11-30 | 2018-04-17 | 清远市齐力合成革有限公司 | A kind of production method of the two-sided Synthetic Leather of cashmere sense |
| CN110799697A (en) * | 2017-06-27 | 2020-02-14 | 世联株式会社 | Synthetic leather |
| CN110886095A (en) * | 2018-09-07 | 2020-03-17 | 安安(中国)有限公司 | Production method of snowflake velvet synthetic leather |
| CN110983799A (en) * | 2019-12-23 | 2020-04-10 | 清远市齐力合成革有限公司 | Soft wet base for synthetic leather and manufacturing method thereof |
| CN110983798A (en) * | 2019-12-23 | 2020-04-10 | 清远市齐力合成革有限公司 | Method for manufacturing ultra-soft yellowing-resistant water-based skin-feel synthetic leather |
-
2020
- 2020-10-21 CN CN202011133397.3A patent/CN112376287A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4418104A (en) * | 1979-10-25 | 1983-11-29 | Toray Industries, Inc. | Fur-like napped fabric and process for manufacturing same |
| CN103526563A (en) * | 2013-10-25 | 2014-01-22 | 安徽安利合成革股份有限公司 | Preparation method of polyurethane shoe insert leather |
| CN110799697A (en) * | 2017-06-27 | 2020-02-14 | 世联株式会社 | Synthetic leather |
| CN107916578A (en) * | 2017-11-30 | 2018-04-17 | 清远市齐力合成革有限公司 | A kind of production method of the two-sided Synthetic Leather of cashmere sense |
| CN110886095A (en) * | 2018-09-07 | 2020-03-17 | 安安(中国)有限公司 | Production method of snowflake velvet synthetic leather |
| CN110983799A (en) * | 2019-12-23 | 2020-04-10 | 清远市齐力合成革有限公司 | Soft wet base for synthetic leather and manufacturing method thereof |
| CN110983798A (en) * | 2019-12-23 | 2020-04-10 | 清远市齐力合成革有限公司 | Method for manufacturing ultra-soft yellowing-resistant water-based skin-feel synthetic leather |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115821594A (en) * | 2022-12-05 | 2023-03-21 | 清远市齐力合成革有限公司 | Bass for permeable synthetic leather and preparation method thereof |
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Application publication date: 20210219 |