CN106592263A - Preparation method for artificial leather - Google Patents
Preparation method for artificial leather Download PDFInfo
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- CN106592263A CN106592263A CN201610964200.8A CN201610964200A CN106592263A CN 106592263 A CN106592263 A CN 106592263A CN 201610964200 A CN201610964200 A CN 201610964200A CN 106592263 A CN106592263 A CN 106592263A
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- artificial leather
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- dry
- dry method
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Classifications
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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
- D06N3/0056—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
- D06N3/0086—Artificial 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
- D06N3/0095—Artificial 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 inversion technique; by transfer processes
- D06N3/0097—Release surface, e.g. separation sheets; Silicone papers
-
- 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
- D06N3/145—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 two or more layers of 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
- D06N2209/00—Properties of the materials
- D06N2209/12—Permeability or impermeability properties
- D06N2209/126—Permeability to liquids, absorption
- D06N2209/128—Non-permeable
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
The invention discloses a preparation method for artificial leather. The preparation method includes the steps of: a) uniformly mixing 5-10 parts of dimethylformamide, 2-10 parts of color paste, 10-30 parts of wood powder, and 1-5 parts of a surfactant; b) adding 80-100 parts of wet-method polyurethane resin and 150-280 parts of dimethylformamide, and uniformly mixing the components to prepare a wet-method material; c) impregnating a base cloth, ironing and drying the base cloth, coating the base cloth with the wet-method material, solidifying and the foaming wet-method material, and water-washing and drying the base cloth to prepare a wet-method base; d) uniformly mixing 80-100 parts of polyurethane surface layer resin, 40-70 parts of an organic solvent, 0.5-2 parts of an additive and 5-8 parts of environment-friendly color powder to prepare a dry-method material; e) uniformly mixing 80-100 parts of polyurethane binding resin, 20-60 parts of an organic solvent, 0.5-2 parts of an additive and 5-8 parts of environment-friendly color powder to prepare a binding material; f) coating release paper with the dry-method material and drying the dry-method material, coating the binding material, pasting the wet-method base, and drying and cooling the material and separating a semi-product from the release paper; and g) performing surface treatment to obtain a finish product. The preparation method effectively improves anti-oil-stain performance of the artificial leather.
Description
Technical field
The invention belongs to the preparation field of artificial leather, more particularly to a kind of preparation method of artificial leather.
Background technology
When greasy dirt is splashed on the surface for being coated with common artificial leather, greasy dirt can inwardly penetrate into, and cause artificial leather surface to be formed
Oil pollution vestige is difficult to wiped clean, and there is corrosive greasy dirt to be stained with artificial leather surface for some, such as can not clear up in time
Totally, artificial leather surface aging can be caused to damage, greatly shortens the service life of artificial leather, the use for giving people fabricate-leather brings tired
Disturb.
The content of the invention
In order to overcome drawbacks described above, the invention provides a kind of preparation method of artificial leather, the artificial leather preparation method work
Skill is simple, and the product surface for being produced is avoided that greasy dirt permeates, and is easy to quickly wipe greasy dirt, and protection artificial leather is without damage.
The technical scheme that adopted to solve its technical problem of the present invention is：A kind of preparation method of artificial leather, specifically
Step is as follows：Step one：Wet-mixed dispensing：A. it is 5～10kg dimethylformamides, 2～10kg mill bases, 10～30kg is wooden
Powder and 1～5kg surfactants high-speed stirred 60～90 minutes, then filter stand-by；B. by 80～100kg wet polyurethane trees
Fat and 150～280kg dimethylformamides are mixed 20～30 minutes, then 20-45 minutes are stood, then by the mixture
Stir in the reactor of negative pressure vacuum-pumping after mixing with mixture in step a and vacuumizing and defoaming filters static, disappear
Bubble is stand-by, and wherein the reactor temperature of negative pressure vacuum-pumping is controlled at 20 DEG C -40 DEG C；
Step 2：Wet method bass is produced：Suitable artificial leather base fabric is first chosen, then the artificial leather base fabric chosen exists
Impregnation in the middle of the dimethylformamide in water of 12-25%, then repaste after 60-120 DEG C of burn roller is plated, dried
The mixture obtained in step one is scraped, is entered back into and solidified in the middle of the dimethylformamide in water of 15-30%, then passed through
Foaming, multiple tracks washing and drying process obtain final product artificial leather through wet process bass；
Step 3：Dry mixed dispensing：C, by 80～100kg polyurethane cover resins, 40～70kg organic solvents, 0.5
～2kg auxiliary agents and 5～8kg environmental protection toner mixing and the uniform prepared dry method fabric with environment-friendly function of high-speed stirred, filter close
Envelope is stand-by；It is d, 80～100kg viscoelastic polyurethane resins, 20～60kg organic solvents, 0.5～2kg auxiliary agents and 5～8kg is environmentally friendly
Simultaneously high-speed stirred is uniform for toner mixing, and the dry method binder with environment-friendly function is obtained, and filters and seals stand-by；
Step 4：Select release paper flower pattern；
Step 5：Dry method veneer：The dry method fabric prepared in step c is coated uniformly in the release paper flower pattern chosen
Dried, environmental protection PU surface layer dry films are obtained, then obtained dry method is glued in uniform coating step d on environmentally friendly PU surface layers dry film
Material is closed, when solvent evaporate into 40-80% and is dried, the smooth dry method that is attached to of ready-made artificial leather through wet process bass in step 2 is bonded
Material surface, separates with release paper after drying, cooling and obtains final product semi-finished product；
Step 6：Post processing：In the semi-finished product surface treatment material with oil-stain-preventing function laid on, obtain after drying
Antipollution artificial leather finished product with oil-stain-preventing function.
As a further improvement on the present invention, mixture is stirred in the reactor of negative pressure vacuum-pumping in step b
Time is 2 hours.As a further improvement on the present invention, the product in the step 2 after foaming, multiple tracks washing exists
It is dried under the conditions of 100～160 DEG C and obtains to obtain artificial leather through wet process bass.As a further improvement on the present invention, in step 2
The speed of wet method bass production is controlled in 10-25m/min.As a further improvement on the present invention, in step c and step d
Mixture stirs 15-20 minutes.As a further improvement on the present invention, dry method fabric is coated in release paper in the step 5
Baking temperature is 80-120 DEG C in flower pattern.As a further improvement on the present invention, in step 5 artificial leather through wet process bass in 4-
It is smooth under the pressure effect of 6kg/ ㎡ to be attached to dry method binder surface.As a further improvement on the present invention, wet method in step 5
It is 120-145 DEG C that artificial leather bass fits to baking temperature behind dry method binder surface.As a further improvement on the present invention, do
The speed of production of method veneer is 8-18 m/min.As a further improvement on the present invention, coat above semi-finished product in step 6
Dry under the conditions of 120-150 DEG C after surface treatment material.
Beneficial effect：The present invention is by dry method coated surface surface treatment material of the coating with oil-stain-preventing function so that
Artificial leather surface forms oil-stain-preventing top layer, and when there is the spots such as beverage, greasy dirt, coffee to adhere to artificial leather surface, spot cannot be inside
Infiltration, only floats on artificial leather surface, thoroughly wipes spot by only need to gently wiping, and effectively increases the oil-stain-preventing of artificial leather
Performance, it is to avoid oil pollution and corrosion and damage artificial leather, causes artificial leather breakage to scrap, and makes artificial leather remain bright and clean complete
Surface, extend the service life of artificial leather.
Specific embodiment
In order that technical problem solved by the invention, technical scheme and beneficial effect become more apparent, below in conjunction with
Embodiment, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only to explain this
Invention, is not intended to limit the present invention.
Embodiment 1
A kind of preparation method of artificial leather, comprises the following steps that：Step one：Wet-mixed dispensing：A. by 5kg dimethyl methyls
Amide, 2kg mill bases, 10kg wood powders and 1kg surfactants high-speed stirred 60 minutes, then filter stand-by；
B. 80kg wet polyurethane resins and 150kg dimethylformamides are mixed 20 minutes, then stands 20 points
Clock, stirs in the reactor of negative pressure vacuum-pumping after then the mixture is mixed with mixture in step a and 2 hours and takes out
Vacuum defoamation filters static, and froth breaking is stand-by, and wherein the reactor temperature of negative pressure vacuum-pumping is controlled at 20 DEG C；
Step 2：Wet method bass is produced：Suitable artificial leather base fabric is first chosen, then the artificial leather base fabric chosen exists
Impregnation in the middle of 12% dimethylformamide in water, then repaste after 60 DEG C of burn roller is plated, dried and scrape upper step
The mixture obtained in rapid one, is solidified in the middle of the dimethylformamide in water for entering back into 15%, then through foaming, multiple tracks
Wash and the drying process under the conditions of 100 DEG C, speed is controlled in 10m/min, obtains artificial leather through wet process bass；
Step 3：Dry mixed dispensing：C, by 80kg polyurethane cover resins, 40kg organic solvents, 0.5kg auxiliary agents and
15 minutes prepared dry method fabrics with environment-friendly function of 5kg environmental protection toner mixing and high-speed stirred, filter sealing stand-by；D, general
80kg viscoelastic polyurethane resins, 20kg organic solvents, 0.5kg auxiliary agents and 5kg environmental protection toner mixes simultaneously high-speed stirred 15 minutes, system
There must be the dry method binder of environment-friendly function, filter sealing stand-by；
Step 4：Select release paper flower pattern；
Step 5：Dry method veneer：The dry method fabric prepared in step c is coated uniformly in the release paper flower pattern chosen
Dried under the conditions of 80 DEG C, environmental protection PU surface layer dry films are obtained, then on environmentally friendly PU surface layers dry film in uniform coating step d
Obtained dry method binder, when solvent evaporate into 40% and is dried, by ready-made artificial leather through wet process bass in step 2 in 4kg/
It is smooth under the pressure effect of ㎡ to be attached to dry method binder surface, separate with release paper Jing after drying, cooling under the conditions of 120 DEG C, it is raw
It is 8 ms/min to produce speed, obtains semi-finished product；
Step 6：Post processing：In the semi-finished product surface treatment material with oil-stain-preventing function laid on, in 120 DEG C of conditions
The antipollution artificial leather finished product with oil-stain-preventing function is obtained after lower drying.
Embodiment 2
A kind of preparation method of artificial leather, it is characterised in that：Comprise the following steps that：Step one：Wet-mixed dispensing：A. will
10kg dimethylformamides, 10kg mill bases, 30kg wood powders and 5kg surfactants high-speed stirred 90 minutes, then filter and treat
With；
B. 100kg wet polyurethane resins and 280kg dimethylformamides are mixed 30 minutes, then stands 45 points
Clock, stirs in the reactor of negative pressure vacuum-pumping after then the mixture is mixed with mixture in step a and 2 hours and takes out
Vacuum defoamation filters static, and froth breaking is stand-by, and wherein the reactor temperature of negative pressure vacuum-pumping is controlled at 40 DEG C；
Step 2：Wet method bass is produced：Suitable artificial leather base fabric is first chosen, then the artificial leather base fabric chosen exists
Impregnation in the middle of 25% dimethylformamide in water, then repaste after 120 DEG C of burn roller is plated, dried and scrape upper step
The mixture obtained in rapid one, is solidified in the middle of the dimethylformamide in water for entering back into 30%, then through foaming, multiple tracks
Wash and the drying process under the conditions of 160 DEG C, speed is controlled in 25m/min, obtains artificial leather through wet process bass；
Step 3：Dry mixed dispensing：C, by 100kg polyurethane cover resins, 70kg organic solvents, 2kg auxiliary agents and 8kg
20 minutes prepared dry method fabrics with environment-friendly function of environmentally friendly toner mixing and high-speed stirred, filter sealing stand-by；D, by 100kg
Viscoelastic polyurethane resin, 60kg organic solvents, 2kg auxiliary agents and 8kg environmental protection toner mixes simultaneously high-speed stirred 20 minutes, is obtained and has
The dry method binder of environment-friendly function, filters sealing stand-by；
Step 4：Select release paper flower pattern；
Step 5：Dry method veneer：The dry method fabric prepared in step c is coated uniformly in the release paper flower pattern chosen
Dried under the conditions of 120 DEG C, environmental protection PU surface layer dry films, then the uniform coating step d on environmentally friendly PU surface layers dry film is obtained
In obtained dry method binder, when solvent evaporate into 80% and is dried, ready-made artificial leather through wet process bass in step 2 is existed
It is smooth under the pressure effect of 6kg/ ㎡ to be attached to dry method binder surface, Jing after drying, cooling under the conditions of 145 DEG C with release paper point
From speed of production is 18 ms/min, obtains semi-finished product；
Step 6：Post processing：In the semi-finished product surface treatment material with oil-stain-preventing function laid on, in 150 DEG C of conditions
The antipollution artificial leather finished product with oil-stain-preventing function is obtained after lower drying.
Presently preferred embodiments of the present invention is the foregoing is only, not to limit the present invention, all essences in the present invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (4)
1. a kind of preparation method of artificial leather, it is characterised in that：Comprise the following steps that：Step one：Wet-mixed dispensing：A. by 5
～10kg dimethylformamides, 2～10kg mill bases, 10～30kg wood powders and 1～5kg surfactants high-speed stirred 60～90
Minute, then filtering stand-by, b. mixes 80～100kg wet polyurethane resins and 150～280kg dimethylformamides
20～30 minutes, then 20-45 minutes are stood, can be taken out very in negative pressure after then the mixture is mixed with mixture in step a
Stir in empty reactor and vacuumizing and defoaming filters static, froth breaking is stand-by, wherein in the reactor of negative pressure vacuum-pumping
Temperature control is at 20 DEG C -40 DEG C；
Step 2：Wet method bass is produced：Suitable artificial leather base fabric is first chosen, then by the artificial leather base fabric chosen in 12-
Impregnation in the middle of 25% dimethylformamide in water, then repaste after 60-120 DEG C of burn roller is plated, dried and scrape
The mixture obtained in upper step one, enters back into and solidified in the middle of the dimethylformamide in water of 15-30%, then through sending out
Bubble, multiple tracks washing and drying process obtain final product artificial leather through wet process bass；
Step 3：Dry mixed dispensing：C, by 80～100kg polyurethane cover resins, 40～70kg organic solvents, 0.5～2kg
Auxiliary agent and 5～8kg environmental protection toner mixing and the uniform prepared dry method fabric with environment-friendly function of high-speed stirred, filter sealing and treat
With, d, by 80～100kg viscoelastic polyurethane resins, 20～60kg organic solvents, 0.5～2kg auxiliary agents and 5～8kg environmental protection toner
Simultaneously high-speed stirred is uniform for mixing, and the dry method binder with environment-friendly function is obtained, and filters and seals stand-by；
Step 4：Select release paper flower pattern；
Step 5：Dry method veneer：The dry method fabric prepared in step c is coated uniformly in the release paper flower pattern chosen to be carried out
Drying, is obtained environmental protection PU surface layer dry films, then the obtained dry method bonding in uniform coating step d on environmentally friendly PU surface layers dry film
Material, when solvent evaporate into 40-80% and is dried, is attached to dry method binder by ready-made artificial leather through wet process bass is smooth in step 2
Surface, separates with release paper after drying, cooling and obtains final product semi-finished product；
Step 6：Post processing：In the semi-finished product surface treatment material with oil-stain-preventing function laid on, had after drying
The antipollution artificial leather finished product of oil-stain-preventing function.
In the step b mixture in the reactor of negative pressure vacuum-pumping mixing time be 2 hours, Jing in the step 2
The product crossed after foaming, multiple tracks washing is dried under the conditions of 100～160 DEG C and obtains to obtain artificial leather through wet process bass, step 2
The speed of middle wet method bass production is controlled in 10-25m/min, and mixture stirs 15-20 minutes in step c and step d,
It is 80-120 DEG C that dry method fabric is coated in baking temperature in release paper flower pattern in the step 5, artificial leather through wet process shellfish in step 5
This smooth is attached to dry method binder surface under the pressure effect of 4-6kg/ ㎡.
2. the preparation method of a kind of artificial leather according to claim 1, it is characterised in that：Artificial leather through wet process shellfish in step 5
It is 120-145 DEG C that this fits to baking temperature behind dry method binder surface.
3. the preparation method of a kind of artificial leather according to claim 1, it is characterised in that：Step 5：The life of dry method veneer
It is 8-18 m/min to produce speed.
4. the preparation method of a kind of artificial leather according to claim 1, it is characterised in that：Apply above semi-finished product in step 6
Dry under the conditions of 120-150 DEG C after upper surface process material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610964200.8A CN106592263A (en) | 2016-11-04 | 2016-11-04 | Preparation method for artificial leather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610964200.8A CN106592263A (en) | 2016-11-04 | 2016-11-04 | Preparation method for artificial leather |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106592263A true CN106592263A (en) | 2017-04-26 |
Family
ID=58589720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610964200.8A Pending CN106592263A (en) | 2016-11-04 | 2016-11-04 | Preparation method for artificial leather |
Country Status (1)
| Country | Link |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109137551A (en) * | 2018-09-21 | 2019-01-04 | 浙江禾欣新材料有限公司 | A kind of high antifungal gene polyurethane leather of two-sided foaming |
| CN109322169A (en) * | 2018-10-18 | 2019-02-12 | 清远市齐力合成革有限公司 | A kind of aqueous cloudy surface, scratch resistance, soft synthetic leather |
| CN109349707A (en) * | 2018-12-06 | 2019-02-19 | 昆山协孚新材料股份有限公司 | A kind of conductive glove leather and its production method |
| CN109468853A (en) * | 2018-09-21 | 2019-03-15 | 浙江禾欣新材料有限公司 | A kind of preparation method of the high antifungal gene polyurethane leather of two-sided foaming |
| CN109594346A (en) * | 2019-02-20 | 2019-04-09 | 安徽宝博合成革有限公司 | The ultra-thin anti-pressing of one kind becomes artificial leather and its synthetic method |
| CN109823008A (en) * | 2019-02-28 | 2019-05-31 | 昆山协孚新材料股份有限公司 | Oil-proof RV leather and production method thereof |
| CN110158352A (en) * | 2019-05-30 | 2019-08-23 | 黄冈圣饰装饰材料有限公司 | A kind of high anti-pollution melamine facing paper and its production method |
| CN110406226A (en) * | 2019-07-25 | 2019-11-05 | 浙江路联装饰材料有限公司 | A kind of processing method of soft low smell foaming decoration leather |
| CN110965339A (en) * | 2019-11-28 | 2020-04-07 | 威尔尼装饰材料(江苏)有限公司 | Processing method of cashmere leather cloth |
-
2016
- 2016-11-04 CN CN201610964200.8A patent/CN106592263A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109137551A (en) * | 2018-09-21 | 2019-01-04 | 浙江禾欣新材料有限公司 | A kind of high antifungal gene polyurethane leather of two-sided foaming |
| CN109468853A (en) * | 2018-09-21 | 2019-03-15 | 浙江禾欣新材料有限公司 | A kind of preparation method of the high antifungal gene polyurethane leather of two-sided foaming |
| CN109322169A (en) * | 2018-10-18 | 2019-02-12 | 清远市齐力合成革有限公司 | A kind of aqueous cloudy surface, scratch resistance, soft synthetic leather |
| CN109349707A (en) * | 2018-12-06 | 2019-02-19 | 昆山协孚新材料股份有限公司 | A kind of conductive glove leather and its production method |
| CN109594346A (en) * | 2019-02-20 | 2019-04-09 | 安徽宝博合成革有限公司 | The ultra-thin anti-pressing of one kind becomes artificial leather and its synthetic method |
| CN109823008A (en) * | 2019-02-28 | 2019-05-31 | 昆山协孚新材料股份有限公司 | Oil-proof RV leather and production method thereof |
| CN110158352A (en) * | 2019-05-30 | 2019-08-23 | 黄冈圣饰装饰材料有限公司 | A kind of high anti-pollution melamine facing paper and its production method |
| CN110406226A (en) * | 2019-07-25 | 2019-11-05 | 浙江路联装饰材料有限公司 | A kind of processing method of soft low smell foaming decoration leather |
| CN110965339A (en) * | 2019-11-28 | 2020-04-07 | 威尔尼装饰材料(江苏)有限公司 | Processing method of cashmere leather cloth |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170426 |