CN105421096A - Polyurethane synthetic leather having electrical conductivity and preparation method thereof - Google Patents
Polyurethane synthetic leather having electrical conductivity and preparation method thereof Download PDFInfo
- Publication number
- CN105421096A CN105421096A CN201610011579.0A CN201610011579A CN105421096A CN 105421096 A CN105421096 A CN 105421096A CN 201610011579 A CN201610011579 A CN 201610011579A CN 105421096 A CN105421096 A CN 105421096A
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- CN
- China
- Prior art keywords
- polyurethane
- synthetic leather
- polyurethane resin
- predispersion
- adhesive layer
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Classifications
-
- 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
- D06N3/0056—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
- D06N3/0059—Organic ingredients with special effects, e.g. oil- or water-repellent, antimicrobial, flame-resistant, magnetic, bactericidal, odour-influencing agents; perfumes
-
- 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
- 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
- D06N2209/00—Properties of the materials
- D06N2209/04—Properties of the materials having electrical or magnetic properties
- D06N2209/041—Conductive
-
- 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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
The invention discloses polyurethane synthetic leather having electrical conductivity. The polyurethane synthetic leather comprises a polyurethane surface layer, wherein the polyurethane surface layer contains, by mass, 10-90 parts of a pre-dispersion body, 10-90 parts of polyurethane resin, 60-100 parts of a solvent, 0.1-1 part of an assistant, wherein the sum of the mass parts of the pre-dispersion body and the polyurethane resin is 100 parts, the pre-dispersion body is formed by adding 1-10 parts of graphene and 100 parts of the polyurethane resin into a high-shear dispersion machine and performing pre-mixing at the rotation speed of 800-8000 r/min. The graphene is added into fabric working paste, the graphene is first pre-mixed with one part of polyurethane and then is mixed and stirred with the other part of polyurethane and other auxiliary materials to form fabric working paste so as to make the polyurethane surface layer of the polyurethane synthetic leather, the polyurethane synthetic leather is environmentally-friendly and is low in cost and good in electrical conductivity, and the surface resistance of the synthetic leather can be up to 103-105 Omega.
Description
Technical field
The present invention relates to a kind of Synthetic Leather and preparation method thereof, particularly relate to a kind of Synthetic Leather with electric conductivity and preparation method thereof.
Background technology
Gloss is soft, nature owing to having for Synthetic Leather, soft, the outward appearance that kishke feel is strong, and with substrate bonding excellent performance, resistance to wear, flex endurant, the excellent mechanical performance such as anti-aging, also possess simultaneously cold resistance good, ventilative, can wash, the excellent advantage such as honest and clean of easy to process, price, be widely used at present producing in the products such as case and bag, clothes, footwear, furniture, but enjoyed the Synthetic Leather puzzlement with also can be subject to electrostatic easily simultaneously attractive in appearance in these fields.Synthetic leather surface has with the easy attract dust of electrostatic, forms the film of one deck dust, not only affects attractive in appearance, and bring comparatively burden to cleaning.In addition, under comparatively dry environment, produce electrostatic owing to rubbing, contacting between skin with synthetic leather goods clothes, produce high tension voltage instantaneously, can cause uncomfortable, even cause angiocardiopathy.
At present, in order to antistatic, people adopt and add antistatic additive in the fabrics of Synthetic Leather, electrostatic agent mainly contains two classes, wherein a class is the advanced carbon group materials such as CNT, carbon fiber, conductive black, but this type of material price is expensive, and addition is not easily excessive, and antistatic effect is not satisfactory, the sheet resistance of general synthetic leather also can only reach 10
6-10
9Ω; Another kind of is the antistatic additive of slaine, metal powder, conductive powder type, although effect is better, Long-Time Service can exist additive and ooze out on synthetic leather surface, increases the risk of environmental pollution, and addition controls the improper physical property that can affect synthetic leather.
Summary of the invention
In order to overcome above-mentioned defect, the invention provides a kind of Synthetic Leather with electric conductivity, not only environmental protection, cost are low, and conduct electricity very well, and synthetic leather sheet resistance can reach 10
3-10
5Ω.
The present invention in order to the technical scheme solving its technical problem and adopt is:
Have a Synthetic Leather for electric conductivity, comprise the polyurethane cover, adhesive layer and the substrate layer that set gradually, this polyurethane cover and substrate layer are by the bonding formation one of described adhesive layer, and described polyurethane cover contains the component of following mass fraction:
Predispersion: 10-90 part;
Polyurethane resin: 10-90 part;
Solvent 60-100 part;
Auxiliary agent 0.1-1 part;
Wherein, the mass fraction summation of described predispersion and described polyurethane resin is 100 parts, and described predispersion is respectively the Graphene of 1-10 part by mass fraction and the polyurethane resin of 100 parts adds in high shear dispersion machine, under the rotating speed of 800-8000r/min, premixed is formed; Described polyurethane resin to be solid mass percentage be 30% and solvent quality percentage composition be the polyurethane resin of 70%.
As a further improvement on the present invention, the thickness of described polyurethane cover is 15-50 μm.
As a further improvement on the present invention, described substrate layer is the one in Ji Bu and polyurethane bass, and this polyurethane bass is the semi-finished product being coated with polyurethane resin at Ji Bushang.
The present invention also provides a kind of preparation method with the Synthetic Leather of electric conductivity, comprises the following steps:
A, prepare predispersion: be that the Graphene of 1-10 part and the polyurethane resin of 100 parts add in high shear dispersion machine by mass fraction, under the rotating speed of 800-8000r/min, premixed forms predispersion;
B, prepare surface layer work slurry: mass fraction is followed successively by predispersion 10-90 part, polyurethane resin 10-90 part, solvent 60-100 part and auxiliary agent 0.1-1 part mixing and stirring, form surface layer work slurry, wherein predispersion and polyurethane resin sum are 100 parts;
C, coating polyurethane cover: prepare a release liners (4), described surface layer work slurry is coated a side surface of described release liners, cooling after drying, obtains the polyurethane cover be compound in release liners;
D, composite base sheet material layers: in described polyurethane cover surface coating one deck adhesive layer, form substrate layer at this adhesive layer surface recombination base material again after oven dry, then dry, cool;
E, separation: be separated with release liners by the integrative-structure that described polyurethane cover, adhesive layer and substrate layer are formed, namely obtain the Synthetic Leather with electric conductivity.
As a further improvement on the present invention, the coating weight of described polyurethane cover is 100-400g/m
2.
The invention has the beneficial effects as follows: this Synthetic Leather with electric conductivity by adding Graphene in fabric work slurry, and first form fabric work slurry with another part polyurethane and other auxiliary material mix and blends again by after Graphene and some polyurethanes premixed, thus obtained polyurethane cover, not only environmental protection, cost are low, and conduct electricity very well, Synthetic Leather sheet resistance can reach 10
3-10
5Ω.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of Synthetic Leather of the present invention.
By reference to the accompanying drawings, make the following instructions:
1---polyurethane cover 2---adhesive layer
3---substrate layer 4---release liners
Detailed description of the invention
In conjunction with the embodiments; the present invention is elaborated; but protection scope of the present invention is not limited to following embodiment, the simple equivalence namely in every case done with the present patent application the scope of the claims and description changes and modifies, and all still belongs within patent covering scope of the present invention.
Embodiment 1:
A, prepare predispersion: add in high shear dispersion machine by the Graphene of 5kg and the polyurethane resin of 100kg, under the rotating speed of 2900r/min, premixed forms predispersion;
B, prepare surface layer work slurry: by predispersion 50kg, polyurethane resin 50kg, solvent 60kg and auxiliary agent 0.1kg mixing and stirring, form surface layer work slurry;
C, coating polyurethane cover: prepare a release liners 4, described surface layer work slurry is coated a side surface of described release liners, cooling after drying, obtains the polyurethane cover 1 be compound in release liners; Apply one deck adhesive layer 2 again on this polyurethane cover surface, form substrate layer 3 at this adhesive layer surface recombination base material (the present embodiment selects base cloth as base material) again after oven dry, then dry, cool;
D, the integrative-structure that this polyurethane cover, adhesive layer and substrate layer are formed to be separated with release liners, to obtain the Synthetic Leather with electric conductivity containing polyurethane cover, adhesive layer and substrate layer, see Fig. 1.
Wherein, described polyurethane resin to be solid mass percentage be 30% and solvent quality percentage composition be the polyurethane resin of 70%.
Embodiment 2:
A, prepare predispersion: add in high shear dispersion machine by the Graphene of 5kg and the polyurethane resin of 100kg, under the rotating speed of 2900r/min, premixed forms predispersion;
B, prepare surface layer work slurry: by predispersion 60kg, polyurethane resin 40kg, solvent 70kg and auxiliary agent 0.3kg mixing and stirring, form surface layer work slurry;
C, coating polyurethane cover: prepare a release liners 4, described surface layer work slurry is coated a side surface of described release liners, cooling after drying, obtains the polyurethane cover 1 be compound in release liners; Apply one deck adhesive layer 2 again on this polyurethane cover surface, form substrate layer 3 at this adhesive layer surface recombination base material (the present embodiment selects base cloth as base material) again after oven dry, then dry, cool;
D, the integrative-structure that this polyurethane cover, adhesive layer and substrate layer are formed to be separated with release liners, to obtain the Synthetic Leather with electric conductivity containing polyurethane cover, adhesive layer and substrate layer, see Fig. 1.
Wherein, described polyurethane resin to be solid mass percentage be 30% and solvent quality percentage composition be the polyurethane resin of 70%.
Embodiment 3:
A, prepare predispersion: add in high shear dispersion machine by the Graphene of 5kg and the polyurethane resin of 100kg, under the rotating speed of 2900r/min, premixed forms predispersion;
B, prepare surface layer work slurry: by predispersion 70kg, polyurethane resin 30kg, solvent 80kg and auxiliary agent 0.6kg mixing and stirring, form surface layer work slurry;
C, coating polyurethane cover: prepare a release liners 4, described surface layer work slurry is coated a side surface of described release liners, cooling after drying, obtains the polyurethane cover 1 be compound in release liners; Apply one deck adhesive layer 2 again on this polyurethane cover surface, form substrate layer 3 at this adhesive layer surface recombination base material (the present embodiment selects base cloth as base material) again after oven dry, then dry, cool;
D, the integrative-structure that this polyurethane cover, adhesive layer and substrate layer are formed to be separated with release liners, to obtain the Synthetic Leather with electric conductivity containing polyurethane cover, adhesive layer and substrate layer, see Fig. 1.
Wherein, described polyurethane resin to be solid mass percentage be 30% and solvent quality percentage composition be the polyurethane resin of 70%.
Embodiment 4:
A, prepare predispersion: add in high shear dispersion machine by the Graphene of 2.5kg and the polyurethane resin of 100kg, under the rotating speed of 2900r/min, premixed forms predispersion;
B, prepare surface layer work slurry: by predispersion 70kg, polyurethane resin 30kg, solvent 90kg and auxiliary agent 0.8kg mixing and stirring, form surface layer work slurry;
C, coating polyurethane cover: prepare a release liners 4, described surface layer work slurry is coated a side surface of described release liners, cooling after drying, obtains the polyurethane cover 1 be compound in release liners; Apply one deck adhesive layer 2 again on this polyurethane cover surface, form substrate layer 3 at this adhesive layer surface recombination base material (the present embodiment selects base cloth as base material) again after oven dry, then dry, cool;
D, the integrative-structure that this polyurethane cover, adhesive layer and substrate layer are formed to be separated with release liners, to obtain the Synthetic Leather with electric conductivity containing polyurethane cover, adhesive layer and substrate layer, see Fig. 1.
Wherein, described polyurethane resin to be solid mass percentage be 30% and solvent quality percentage composition be the polyurethane resin of 70%.
Embodiment 5:
A, prepare predispersion: add in high shear dispersion machine by the Graphene of 7.5kg and the polyurethane resin of 100kg, under the rotating speed of 2900r/min, premixed forms predispersion;
B, prepare surface layer work slurry: by predispersion 30kg, polyurethane resin 70kg, solvent 100kg and auxiliary agent 1kg mixing and stirring, form surface layer work slurry;
C, coating polyurethane cover: prepare a release liners 4, described surface layer work slurry is coated a side surface of described release liners, cooling after drying, obtains the polyurethane cover 1 be compound in release liners; Apply one deck adhesive layer 2 again on this polyurethane cover surface, form substrate layer 3 at this adhesive layer surface recombination base material (the present embodiment selects base cloth as base material) again after oven dry, then dry, cool;
D, the integrative-structure that this polyurethane cover, adhesive layer and substrate layer are formed to be separated with release liners, to obtain the Synthetic Leather with electric conductivity containing polyurethane cover, adhesive layer and substrate layer, see Fig. 1.
Wherein, described polyurethane resin to be solid mass percentage be 30% and solvent quality percentage composition be the polyurethane resin of 70%.
Comparative example:
A, prepare surface layer work slurry: by polyurethane resin 100kg, solvent 70kg, mill base 5kg and auxiliary agent 0.5kg mixing and stirring, form surface layer work slurry;
B, coating polyurethane cover: prepare a release liners 4, described surface layer work slurry is coated a side surface of described release liners, cooling after drying, obtains the polyurethane cover 1 be compound in release liners; Apply one deck adhesive layer 2 again on this polyurethane cover surface, form substrate layer 3 at this adhesive layer surface recombination base material again after oven dry, then dry, cool;
D, the integrative-structure that this polyurethane cover, adhesive layer and substrate layer are formed to be separated with release liners, to obtain the Synthetic Leather with electric conductivity containing polyurethane cover, adhesive layer and substrate layer, see Fig. 1.
Wherein, the polyurethane resin in described polyurethane resin and described predispersion be solid mass percentage be 30% and solvent quality percentage composition be the polyurethane resin of 70%.
Synthetic Leather embodiment 1-5 and comparative example obtained carries out sheet resistance test respectively, and test result is as table 1:
Table 1: embodiment 1-5 and comparative example table surface resistance test result:
Embodiment | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Comparative example |
Sheet resistance | 10 5Ω | 10 4Ω | 10 3Ω | 10 5Ω | 10 5Ω | ∞ |
As can be seen from upper table test result:
Embodiment 1-3, add the Graphene of 5 parts in predispersion, along with the increase of predispersion consumption, the sheet resistance of Synthetic Leather also progressively reduces, from 10
5Ω-10
3Ω;
In embodiment 4, in predispersion, Graphene content is few, then predispersion consumption large (70%), and the sheet resistance of Synthetic Leather just can reach 10
5Ω;
In embodiment 5, in predispersion, Graphene content is many, then predispersion consumption few (30%), and the sheet resistance of Synthetic Leather just can reach 10
5Ω;
Comparative example does not add Graphene, and the sheet resistance of Synthetic Leather is ∞.
Wherein, the changes of contents of solvent and auxiliary agent, little on the sheet resistance impact of Synthetic Leather.
In addition, because Graphene is nano-scale particle, if directly and polyurethane resin be mixed to form surface layer work slurry, be then easy to caking, unite or condense, can not be distributed to well in surface layer work slurry, make the sample electric conductivity effect of acquisition bad.And adopt technical solutions according to the invention, first and some polyurethanes resin premixed under high shear by Graphene, Graphene is made to be distributed in polyurethane resin fully, and then mix with other surface layer working stock, the electric conductivity of the polyurethane resin obtained improves greatly, can reach 10
3-10
5Ω.
As can be seen here, the present invention adds Graphene in fabric work slurry, and first form fabric work slurry with another part polyurethane and other auxiliary material mix and blends again by after Graphene and some polyurethanes premixed, thus obtained polyurethane cover, not only environmental protection, cost are low, and conduct electricity very well, cost of material is not high simultaneously.
Claims (5)
1. one kind has the Synthetic Leather of electric conductivity, comprise the polyurethane cover (1), adhesive layer (2) and the substrate layer (3) that set gradually, this polyurethane cover and substrate layer are by the bonding formation one of described adhesive layer, it is characterized in that, described polyurethane cover contains the component of following mass fraction:
Predispersion: 10-90 part;
Polyurethane resin: 10-90 part;
Solvent 60-100 part;
Auxiliary agent 0.1-1 part;
Wherein, the mass fraction summation of described predispersion and described polyurethane resin is 100 parts, and described predispersion is respectively the Graphene of 1-10 part by mass fraction and the polyurethane resin of 100 parts adds in high shear dispersion machine, under the rotating speed of 800-8000r/min, premixed is formed; Described polyurethane resin to be solid mass percentage be 30% and solvent quality percentage composition be the polyurethane resin of 70%.
2. the Synthetic Leather with electric conductivity according to claim 1, is characterized in that: the thickness of described polyurethane cover is 15-50 μm.
3. the Synthetic Leather with electric conductivity according to claim 1, is characterized in that: described substrate layer is the one in Ji Bu and polyurethane bass, and this polyurethane bass is the semi-finished product being coated with polyurethane resin at Ji Bushang.
4. there is a preparation method for the Synthetic Leather of electric conductivity as claimed in claim 1, it is characterized in that, comprise the following steps:
A, prepare predispersion: be that the Graphene of 1-10 part and the polyurethane resin of 100 parts add in high shear dispersion machine by mass fraction, under the rotating speed of 800-8000r/min, premixed forms predispersion;
B, prepare surface layer work slurry: mass fraction is followed successively by predispersion 10-90 part, polyurethane resin 10-90 part, solvent 60-100 part and auxiliary agent 0.1-1 part mixing and stirring, form surface layer work slurry, wherein predispersion and polyurethane resin sum are 100 parts;
C, coating polyurethane cover: prepare a release liners (4), described surface layer work slurry is coated a side surface of described release liners, cooling after drying, obtains the polyurethane cover be compound in release liners;
D, composite base sheet material layers: in described polyurethane cover surface coating one deck adhesive layer, form substrate layer at this adhesive layer surface recombination base material again after oven dry, then dry, cool;
E, separation: be separated with release liners by the integrative-structure that described polyurethane cover, adhesive layer and substrate layer are formed, namely obtain the Synthetic Leather with electric conductivity.
5. the preparation method with the Synthetic Leather of electric conductivity according to claim 4, is characterized in that: the coating weight of described polyurethane cover is 100-400g/m
2.
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CN201610011579.0A CN105421096A (en) | 2016-01-08 | 2016-01-08 | Polyurethane synthetic leather having electrical conductivity and preparation method thereof |
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CN201610011579.0A CN105421096A (en) | 2016-01-08 | 2016-01-08 | Polyurethane synthetic leather having electrical conductivity and preparation method thereof |
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CN107164971A (en) * | 2017-04-24 | 2017-09-15 | 北欧牧风成都家居用品有限公司 | The preparation method of leather and application |
IT201700012184A1 (en) * | 2017-02-03 | 2018-08-03 | Fadel S R L | MANUFACTURED IN SHEET, PARTICULARLY INTENDED FOR THE REALIZATION OF FOOTWEAR, GARMENTS AND CLOTHING ACCESSORIES, UPHOLSTERY OR SIMILAR, AND ITS RELATED PROCEDURE |
CN111016227A (en) * | 2019-12-05 | 2020-04-17 | 福建华阳超纤有限公司 | Preparation method of film-transfer microfiber leather |
CN115467174A (en) * | 2022-08-10 | 2022-12-13 | 苏州瑞高新材料有限公司 | Conductive PU synthetic leather and preparation method thereof |
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Cited By (7)
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IT201700012184A1 (en) * | 2017-02-03 | 2018-08-03 | Fadel S R L | MANUFACTURED IN SHEET, PARTICULARLY INTENDED FOR THE REALIZATION OF FOOTWEAR, GARMENTS AND CLOTHING ACCESSORIES, UPHOLSTERY OR SIMILAR, AND ITS RELATED PROCEDURE |
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CN111016227A (en) * | 2019-12-05 | 2020-04-17 | 福建华阳超纤有限公司 | Preparation method of film-transfer microfiber leather |
CN111016227B (en) * | 2019-12-05 | 2022-06-07 | 福建华阳超纤有限公司 | Preparation method of film-transfer microfiber leather |
CN115467174A (en) * | 2022-08-10 | 2022-12-13 | 苏州瑞高新材料有限公司 | Conductive PU synthetic leather and preparation method thereof |
CN115467174B (en) * | 2022-08-10 | 2024-05-03 | 苏州瑞高新材料股份有限公司 | Conductive PU synthetic leather and preparation method thereof |
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Application publication date: 20160323 |