CN106244011A - Graphene-based aqueous antistatic coating and preparation method thereof - Google Patents
Graphene-based aqueous antistatic coating and preparation method thereof Download PDFInfo
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- CN106244011A CN106244011A CN201610622478.7A CN201610622478A CN106244011A CN 106244011 A CN106244011 A CN 106244011A CN 201610622478 A CN201610622478 A CN 201610622478A CN 106244011 A CN106244011 A CN 106244011A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D201/00—Coating compositions based on unspecified macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/24—Electrically-conducting paints
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
Abstract
The present invention relates to antistatic coating production technical field, a kind of graphene-based aqueous antistatic coating and preparation method thereof.A kind of graphene-based aqueous antistatic coating, its graphene-based aqueous antistatic coating is using the graphene microchip after coupling agent modified as conductive filler, it is directly appended in resin aqueous emulsion the aqueous antistatic coating prepared, this graphene-based aqueous antistatic coating includes that following component and each component are calculated as by weight: resin aqueous emulsion 72.5 88.5 parts, graphene microchip 15 parts, coupling agent 0.2 1 parts, defoamer 0.1 0.5 parts, dispersant 0.2 1 parts, solvent 20 40 parts.The present invention uses the graphene microchip of lamellar as conductive filler, and it has excellent electric conductivity, and relative inexpensiveness, thus significantly reduces the cost of aqueous antistatic coating.
Description
Technical field
The present invention relates to antistatic coating production technical field, a kind of graphene-based aqueous antistatic coating and
Preparation method.
Background technology
Antistatic coating is to be coated in non-conductive material, is allowed to have certain conduction electric current and the merit of elimination electrostatic
Energy.Common coating is higher due to electrical insulating property, the most easily produces accumulation of static electricity, has substantial amounts of electronics to produce every year
Product are because of electrostatic damage, and therefore the field of antistatic coating extends the most year by year.The conductive agent of antistatic coating mainly has anti-quiet at present
Electricity filler and antistatic additive two class.Use more antistatic filler such as conductive black, metal dust etc., but due to dispersion effect
The most not at all easy generation homogeneous system of fruit, thus have influence on the physical property of electric conductivity and coating.
Containing dimethylbenzene, benzene and its derivative in oil-soluble coating products, bigger to harm.Oil-soluble coating belongs to
, in storage transportation, there is very big hidden danger in highly combustibles.Conventional organic solvents type coating is because of volatility a large amount of contained by it
Organic compound, uses and is increasingly restricted.Therefore, the attention rate suffered by the water paint of environment-friendly type is more and more higher.
Graphene is the most newfound material with two-dimensional slice structure, and its strength high electrical conductivity is good, is excellent
Conductive filler, but Graphene expensive be a big problem.Graphene large-scale processing was increasingly becoming reality, stone over the past two years
Ink alkene by substituted metal materials application in different fields.
Summary of the invention
In order to overcome the deficiency that existing Graphene processing cost is high, the invention provides a kind of graphene-based aqueous and resist quiet
Electrocoating paint and preparation method thereof.
The technical solution adopted for the present invention to solve the technical problems is: a kind of graphene-based aqueous antistatic coating, its
Graphene-based aqueous antistatic coating is using the graphene microchip after coupling agent modified as conductive filler, is directly appended to aqueous
The aqueous antistatic coating prepared in resin emulsion, this graphene-based aqueous antistatic coating includes following component and each component
It is calculated as by weight: resin aqueous emulsion 72.5-88.5 part, graphene microchip 1-5 part, coupling agent 0.2-1 part, defoamer
0.1-0.5 part, dispersant 0.2-1 part, solvent 20-40 part.
According to another embodiment of the invention, farther including, described resin aqueous emulsion includes but not limited to water
Property emulsion acrylic resin, aqueous epoxy resin emulsion, aqueous polyurethane emulsion, the one in water based silicone resin emulsion
Or several mixing.
According to another embodiment of the invention, farther including, described graphene microchip, thickness is 5-10 nm, sheet
Footpath is 20-40 μm, preferably 2-3 part.
According to another embodiment of the invention, farther including, described solvent is deionized water.
The preparation method of a kind of graphene-based aqueous antistatic coating, concretely comprises the following steps:
A, graphene microchip is fully ground with coupling agent, solvent and mixs homogeneously；
B, the graphene microchip after coupling agent modified and resin aqueous emulsion, defoamer, dispersant are being equipped with the situation of solvent
Lower high-speed stirred mix homogeneously, the graphene-based aqueous antistatic coating described in formation.
The invention has the beneficial effects as follows:
1, the present invention uses the graphene microchip of lamellar as conductive filler, and it has excellent electric conductivity, and cost is relatively low
Honest and clean, thus significantly reduce the cost of aqueous antistatic coating.
2, the present invention use coupling agent modified after graphene microchip as conductive filler, efficiently solve in preparation process
Graphene is easily reunited in water-base resin, is disperseed the problems such as uneven, improves pliability and wearability.
3, the coating of the present invention has good antistatic property, and coating surface resistance can reach 104 Ω, has good
Adhesive force, excellent physical and mechanical properties and good stability.
4, the solvent of the present invention is water, abundance, draw materials conveniently, pollution-free.On the one hand be conducive to environmental conservation, meet
The development trend of whole world Green Chemistry concept；On the other hand, bigger economic benefit can also be brought.
5, the preparation process of the present invention is only used grinding and high-speed dispersion equipment, before its preparation has good application
Scape.
Detailed description of the invention
A kind of graphene-based aqueous antistatic coating, its graphene-based aqueous antistatic coating is with after coupling agent modified
Graphene microchip, as conductive filler, is directly appended in resin aqueous emulsion the aqueous antistatic coating prepared, this Graphene
Base aqueous antistatic coating includes that following component and each component are calculated as by weight: resin aqueous emulsion 72.5-88.5
Part, graphene microchip 1-5 part, coupling agent 0.2-1 part, defoamer 0.1-0.5 part, dispersant 0.2-1 part, solvent 20-40 part.
According to another embodiment of the invention, farther including, described resin aqueous emulsion includes but not limited to water
Property emulsion acrylic resin, aqueous epoxy resin emulsion, aqueous polyurethane emulsion, the one in water based silicone resin emulsion
Or several mixing.
According to another embodiment of the invention, farther including, described graphene microchip, thickness is 5-10 nm, sheet
Footpath is 20-40 μm, preferably 2-3 part.
According to another embodiment of the invention, farther including, described solvent is deionized water.
The preparation method of a kind of graphene-based aqueous antistatic coating, concretely comprises the following steps:
A, graphene microchip is fully ground with coupling agent, solvent and mixs homogeneously；
B, the graphene microchip after coupling agent modified and resin aqueous emulsion, defoamer, dispersant are being equipped with the situation of solvent
Lower high-speed stirred mix homogeneously, the graphene-based aqueous antistatic coating described in formation.
Embodiments of the invention one:
Weigh graphene microchip 1 g, add deionized water 10 g and coupling agent 0.2 g, grind 5 minutes in sand mill after mixing
Discharging.Aqueous resin emulsion 88.5g, defoamer 0.1 g, after dispersant 0.2 g mixes with the modified graphene microplate of grinding
High speed dispersor disperses 15 minutes.Sampling is coated on PET, and recording its sheet resistance after drying and forming-film is 109Ω。
Embodiments of the invention two:
Weigh graphene microchip 2 g, add deionized water 12 g and coupling agent 0.4 g, grind 5 minutes in sand mill after mixing
Discharging.Aqueous resin emulsion 85g, defoamer 0.2 g, dispersant 0.4 g mix with the modified graphene microplate of grinding after
High speed dispersor disperses 15 minutes.Sampling is coated on PET, and recording its sheet resistance after drying and forming-film is 108Ω。
Embodiments of the invention three:
Weigh graphene microchip 3 g, add deionized water 14 g and coupling agent 0.6 g, grind 5 minutes in sand mill after mixing
Discharging.Aqueous resin emulsion 81.5 g, defoamer 0.3 g, after dispersant 0.6 g mixes with the modified graphene microplate of grinding
High speed dispersor disperses 15 minutes.Sampling is coated on PET, and recording its sheet resistance after drying and forming-film is 107Ω。
Embodiments of the invention four:
Weigh graphene microchip 4 g, add deionized water 16 g and coupling agent 0.8 g, grind 5 minutes in sand mill after mixing
Discharging.Aqueous resin emulsion 78g, defoamer 0.4 g, dispersant 0.8 g mix with the modified graphene microplate of grinding after
High speed dispersor disperses 15 minutes.Sampling is coated on PET, and recording its sheet resistance after drying and forming-film is 106Ω。
Embodiments of the invention five:
Weigh graphene microchip 5 g, add deionized water 20 g and coupling agent 1.0 g, grind 5 minutes in sand mill after mixing
Discharging.Aqueous resin emulsion 72.5 g, defoamer 0.5 g, after dispersant 1.0 g mixes with the modified graphene microplate of grinding
High speed dispersor disperses 15 minutes.Sampling is coated on PET, and recording its sheet resistance after drying and forming-film is 104Ω。
Test to the graphene-based aqueous antistatic coating that above five examples implement preparation is known, at water-base resin
Emulsion adds modified graphene microchip, along with the increase of conductive filler graphene microchip content, the antistatic effect of coating
Fruit is the strongest, most preferably 2-3 part.
Embodiments of the invention six:
Weigh graphene microchip 3 g, in sand mill, after adding deionized water 14 g mixing, grind discharging in 5 minutes.Aqueous tree
Fat liquor 81.5 g, defoamer 0.3 g, dispersant 0.6 g mix with scattered graphene microchip after in high speed dispersor
Disperse 15 minutes.Sampling is coated on PET, and recording its sheet resistance after drying and forming-film is 109Ω。
Find in the preparation of the graphene-based aqueous antistatic coating of embodiment 6, be provided without coupling agent modified graphite
Alkene microplate disperses uneven in water, agglomerate easily occurs, and quiet occurred being layered to a period of time, relatively uses coupling agent modified
Graphene-based aqueous antistatic coating, the sheet resistance of paint film becomes big.
Claims (5)
1. a graphene-based aqueous antistatic coating, is characterized in that, its graphene-based aqueous antistatic coating is with coupling agent
Modified graphene microchip, as conductive filler, is directly appended in resin aqueous emulsion the aqueous antistatic coating prepared,
This graphene-based aqueous antistatic coating includes that following component and each component are calculated as by weight: resin aqueous emulsion
72.5-88.5 part, graphene microchip 1-5 part, coupling agent 0.2-1 part, defoamer 0.1-0.5 part, dispersant 0.2-1 part, solvent
20-40 part.
Graphene-based aqueous antistatic coating the most according to claim 1, is characterized in that, described resin aqueous emulsion bag
Include but be not limited to water-borne acrylic resin emulsion, aqueous epoxy resin emulsion, aqueous polyurethane emulsion, water based silicone resin
The mixing of one or more in emulsion.
Graphene-based aqueous antistatic coating the most according to claim 1, is characterized in that, described graphene microchip, thick
Degree is 5-10 nm, and sheet footpath is 20-40 μm, preferably 2-3 part.
Graphene-based aqueous antistatic coating the most according to claim 1, is characterized in that, described solvent is deionization
Water.
5. a preparation method for the graphene-based aqueous antistatic coating described in Claims 1-4, is characterized in that, specifically walk
Suddenly it is:
A, graphene microchip is fully ground with coupling agent, solvent and mixs homogeneously；
B, the graphene microchip after coupling agent modified and resin aqueous emulsion, defoamer, dispersant are being equipped with the situation of solvent
Lower high-speed stirred mix homogeneously, the graphene-based aqueous antistatic coating described in formation.
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106632941A (en) * | 2016-12-30 | 2017-05-10 | 广东德美精细化工股份有限公司 | Efficient durable antistatic agent and preparation method thereof |
| CN107446442A (en) * | 2017-08-28 | 2017-12-08 | 杭州五源科技实业有限公司 | Waterborne conductive coating and its application before woodwork electrostatic spraying |
| CN107556882A (en) * | 2017-10-18 | 2018-01-09 | 温州市赢创新材料技术有限公司 | A kind of graphene antistatic coating and preparation method thereof |
| CN107629663A (en) * | 2017-10-23 | 2018-01-26 | 上海谷奇核孔膜科技股份有限公司 | Graphene coating and preparation method thereof |
| CN107630653A (en) * | 2017-10-23 | 2018-01-26 | 上海谷奇核孔膜科技股份有限公司 | Gas permeable glass material structure processing technology and gas permeable glass material structure |
| CN108192457A (en) * | 2017-12-29 | 2018-06-22 | 广州瀚东新材料科技有限公司 | A kind of conductive coating of graphene-containing high glaze watersoluble baking type and preparation method thereof |
| CN108997882A (en) * | 2018-08-24 | 2018-12-14 | 广东鑫皇冠新材料有限公司 | A kind of water-based acrylic resin antistatic coating and preparation method thereof |
| CN107501455B (en) * | 2017-07-25 | 2018-12-18 | 江苏如东高新石墨烯产业研究院有限公司 | Modified static conductive acrylic resin of solvent-free graphene and preparation method thereof |
| CN109082231A (en) * | 2018-08-09 | 2018-12-25 | 德清顾舒家华高分子材料有限公司 | A kind of polymer-matrix electric conduction processing lotion and its application method |
| CN109161289A (en) * | 2018-08-24 | 2019-01-08 | 广东鑫皇冠新材料有限公司 | A kind of antistatic coating and preparation method thereof |
| CN109233642A (en) * | 2018-08-29 | 2019-01-18 | 邯郸市邯山区靓鱼宝水产饲料制造有限公司 | A kind of water paint and preparation method thereof with anti-static effect |
| CN109553793A (en) * | 2018-11-27 | 2019-04-02 | 湖南国盛石墨科技有限公司 | A kind of flexibility PA graphene electromagnetic shielding material and preparation method thereof |
| CN110437721A (en) * | 2019-07-25 | 2019-11-12 | 安徽霍普新材料科技有限公司 | A kind of graphene-based elastic flame Electric radiant Heating Film and preparation method thereof |
| CN110467855A (en) * | 2019-07-04 | 2019-11-19 | 浙江工业大学 | A kind of graphene modified water-soluble damping paint and preparation method thereof |
| CN111605253A (en) * | 2019-02-26 | 2020-09-01 | 东莞新科技术研究开发有限公司 | Antistatic plastic pipe |
| CN113337168A (en) * | 2021-05-20 | 2021-09-03 | 惠州深赛尔化工有限公司 | Acrylic resin can water-based paint and preparation method thereof |
| CN114231120A (en) * | 2021-12-10 | 2022-03-25 | 长沙新材料产业研究院有限公司 | Graphene modified waterborne epoxy anticorrosive paint and preparation method thereof |
| CN114479636A (en) * | 2022-02-24 | 2022-05-13 | 沈阳建筑大学 | Graphite and graphene composite modified polyurethane waterproof coating film and preparation method thereof |
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| CN115029041A (en) * | 2022-06-23 | 2022-09-09 | 云南欣城防水科技有限公司 | Graphene modified nanoscale waterproof anticorrosive paint |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106632941A (en) * | 2016-12-30 | 2017-05-10 | 广东德美精细化工股份有限公司 | Efficient durable antistatic agent and preparation method thereof |
| CN107501455B (en) * | 2017-07-25 | 2018-12-18 | 江苏如东高新石墨烯产业研究院有限公司 | Modified static conductive acrylic resin of solvent-free graphene and preparation method thereof |
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| CN107446442A (en) * | 2017-08-28 | 2017-12-08 | 杭州五源科技实业有限公司 | Waterborne conductive coating and its application before woodwork electrostatic spraying |
| CN107556882A (en) * | 2017-10-18 | 2018-01-09 | 温州市赢创新材料技术有限公司 | A kind of graphene antistatic coating and preparation method thereof |
| CN107629663A (en) * | 2017-10-23 | 2018-01-26 | 上海谷奇核孔膜科技股份有限公司 | Graphene coating and preparation method thereof |
| CN107630653A (en) * | 2017-10-23 | 2018-01-26 | 上海谷奇核孔膜科技股份有限公司 | Gas permeable glass material structure processing technology and gas permeable glass material structure |
| CN108192457A (en) * | 2017-12-29 | 2018-06-22 | 广州瀚东新材料科技有限公司 | A kind of conductive coating of graphene-containing high glaze watersoluble baking type and preparation method thereof |
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| CN109161289A (en) * | 2018-08-24 | 2019-01-08 | 广东鑫皇冠新材料有限公司 | A kind of antistatic coating and preparation method thereof |
| CN109233642A (en) * | 2018-08-29 | 2019-01-18 | 邯郸市邯山区靓鱼宝水产饲料制造有限公司 | A kind of water paint and preparation method thereof with anti-static effect |
| CN109553793A (en) * | 2018-11-27 | 2019-04-02 | 湖南国盛石墨科技有限公司 | A kind of flexibility PA graphene electromagnetic shielding material and preparation method thereof |
| CN109553793B (en) * | 2018-11-27 | 2021-10-26 | 湖南国盛石墨科技有限公司 | Flexible PA graphene electromagnetic shielding material and preparation method thereof |
| CN111605253A (en) * | 2019-02-26 | 2020-09-01 | 东莞新科技术研究开发有限公司 | Antistatic plastic pipe |
| CN110467855A (en) * | 2019-07-04 | 2019-11-19 | 浙江工业大学 | A kind of graphene modified water-soluble damping paint and preparation method thereof |
| CN110437721A (en) * | 2019-07-25 | 2019-11-12 | 安徽霍普新材料科技有限公司 | A kind of graphene-based elastic flame Electric radiant Heating Film and preparation method thereof |
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