CN110408310A - A kind of copper foil membrane, composite membrane and preparation method - Google Patents
A kind of copper foil membrane, composite membrane and preparation method Download PDFInfo
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- CN110408310A CN110408310A CN201910219772.7A CN201910219772A CN110408310A CN 110408310 A CN110408310 A CN 110408310A CN 201910219772 A CN201910219772 A CN 201910219772A CN 110408310 A CN110408310 A CN 110408310A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
- B05D3/0272—After-treatment with ovens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
- B05D7/04—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber to surfaces of films or sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
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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
- C09D133/04—Homopolymers or copolymers of esters
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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
- C09D163/10—Epoxy resins modified by unsaturated compounds
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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
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0806—Silver
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/085—Copper
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
- C08K2003/382—Boron-containing compounds and nitrogen
- C08K2003/385—Binary compounds of nitrogen with boron
Abstract
The present invention relates to a kind of copper foil membranes, composite membrane and preparation method, copper foil membrane includes copper foil layer and the heat dissipation slurry coated in copper foil layer surface, composite membrane includes composite film and the heat dissipation slurry coated in composite film surface, heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 0.5~5% mass percent, the water of 1~10% mass percent, the solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, the water-soluble resin or emulsion dispersion of 10~40% mass percents, the coupling agent of 1~10% mass percent, the graphene powder of 20~50% mass percents, the functional stuffing of 1~10% mass percent, the aqueous levelling agent of 0.1~2% mass percent, copper foil membrane of the invention, structure of composite membrane is reasonable , respective preparation for processing is simple, and the heat dissipation paste composition on surface is suitble to, enhance thermal conductivity, the thermal diffusivity of composite membrane, can Quick diffusing heat, satisfy the use demand.
Description
Technical field
The present invention relates to heat dissipation film fields, and in particular to a kind of copper foil membrane, composite membrane and preparation method.
Background technique
With the development of science and technology, electronic product develops towards intelligent, Highgrade integration, the electricity inside electronic product
Subcomponent is more and more, if these electronic components work when heat cannot be discharged in time, it will reduce electronic product performance and
Reduce service life, be accordingly used in electronic product heat sink material whether can rapid cooling directly influence electronic product and whether can
It works normally, heat dissipation film used by the heat sink material of existing electronic product mainly has natural stone ink film and electrographite film two
Kind, natural graphite membrane process is complicated, difficult forming, and thermal diffusivity is poor not to be able to satisfy electronic product requirement, and electrographite film system
Cause excessively high, manufacturing time is too long, and heat dissipation performance can not generally meet electronic product requirement well.
Summary of the invention
In view of the problems of the existing technology, the present invention provides a kind of copper foil membrane, composite membrane and preparation method, heat dissipation slurries
Material can be accelerated to radiate, and specific technical solution is as follows:
A kind of copper foil membrane, including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface, the heat dissipation slurry is by following quality
The material of percentage is prepared: the aqueous dispersion of 0.5~5% mass percent, the water of 1~10% mass percent, 30~
The solvent of 60% mass percent, the PH regulator of 1~5% mass percent, 10~40% mass percents water-soluble resin or
Emulsion dispersion, the coupling agent of 1~10% mass percent, the graphene powder of 20~50% mass percents, 1~10% mass
The functional stuffing of percentage, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% mass percent aqueous wetting agent,
The water-compatible amino resin of the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents.
A kind of copper foil membrane, including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface, the heat dissipation slurry is by following
The material of mass percent is prepared: the aqueous dispersion of 0.5~5% mass percent, 1~10% mass percent water,
The solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, the water-soluble of 10~40% mass percents are set
Rouge or emulsion dispersion, the coupling agent of 1~10% mass percent, the graphene powder of 20~50% mass percents, 1~10%
The metal heat-conducting powder of mass percent, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% mass percent it is aqueous
The water-compatible amino resin of wetting agent, the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents.
A kind of copper foil membrane preparation method, comprising the following steps:
1. unreel copper foil, using coating machine copper foil surface be coated with heat dissipation slurry, heat dissipation slurry by following mass percent material
Material is prepared: the aqueous dispersion of 0.5~5% mass percent, the water of 1~10% mass percent, 30~60% mass percentages
The solvent of ratio, the PH regulator of 1~5% mass percent, the water-soluble resin of 10~40% mass percents or emulsion dispersion,
The coupling agent of 1~10% mass percent, the graphene powder of 20~50% mass percents, 1~10% mass percent function
Filler, the aqueous levelling agent of 0.1~2% mass percent, the aqueous wetting agent of 0.1~2% mass percent, 0.1~2% mass
The water-compatible amino resin of the aqueous defoamer of percentage, 1.5~13.5% mass percents；
It is dried 2. the copper foil of coated heat dissipation slurry has toasted 2.5~3 minutes under 190~210 DEG C of environment of temperature；
3. winding copper foil；
4. calender rolled copper foil is at certain thickness copper foil membrane；
5. winding copper foil membrane.
A kind of composite membrane, including composite film and coated in the heat dissipation slurry on composite film surface, the heat dissipation slurry by
The material of following mass percent is prepared: the aqueous dispersion of 0.5~5% mass percent, 1~10% mass percent
Water, the solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, 10~40% mass percents it is water-soluble
Property resin or emulsion dispersion, the coupling agent of 1~10% mass percent, the graphene powder of 20~50% mass percents, 1~
The functional stuffing of 10% mass percent, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% mass percent it is aqueous
The water-compatible amino resin of wetting agent, the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents.
A kind of composite membrane, including composite film and coated in the heat dissipation slurry on composite film surface, the heat dissipation slurry by
The material of following mass percent is prepared: the aqueous dispersion of 0.5~5% mass percent, 1~10% mass percent
Water, the solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, 10~40% mass percents it is water-soluble
Property resin or emulsion dispersion, the coupling agent of 1~10% mass percent, the graphene powder of 20~50% mass percents, 1~
The water of the metal heat-conducting powder of 10% mass percent, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% mass percent
The water-compatible amino resin of property wetting agent, the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents.
A kind of compound membrane preparation method, comprising the following steps:
1. unreeling composite membrane, it is coated with heat dissipation slurry in composite film surface using coating machine, the slurry that radiates is by following mass percent
Material be prepared: the aqueous dispersion of 0.5~5% mass percent, the water of 1~10% mass percent, 30~60% mass
The solvent of percentage, the PH regulator of 1~5% mass percent, the water-soluble resin of 10~40% mass percents or lotion point
Granular media, the coupling agent of 1~10% mass percent, the graphene powder of 20~50% mass percents, 1~10% mass percent
Functional stuffing, the aqueous levelling agent of 0.1~2% mass percent, the aqueous wetting agent of 0.1~2% mass percent, 0.1~
The water-compatible amino resin of the aqueous defoamer of 2% mass percent, 1.5~13.5% mass percents；
It is dried 2. the composite membrane of coated heat dissipation slurry has toasted 5~15 minutes under 100~130 DEG C of environment of temperature；
3. winding removing release film；
4. carbonization treatment is heated up 800~1400 DEG C using retort and makees 1~6 hour carbonization treatment, Temperature fall to heat dissipation slurry
It comes out of the stove after cooling；
5. graphitization processing is heated up 2800 ~ 3000 DEG C using graphitizing furnace and makees 11~12 hours graphitization processings to heat dissipation slurry,
It comes out of the stove after Temperature fall is cooling；
6. calender calendering heat dissipation slurry is at the certain thickness compound film coiled material of heat dissipation；
7. winding composite membrane.
Beneficial effects of the present invention: copper foil membrane of the invention, structure of composite membrane are reasonable, respective preparation for processing letter
Single, the heat dissipation paste composition on surface is suitble to, and enhances thermal conductivity, the thermal diffusivity of composite membrane, can Quick diffusing heat, meet and use
Demand.
Specific embodiment
A specific embodiment of the invention is described further below:
Copper foil membrane embodiment 1: a kind of copper foil membrane, including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface, the heat dissipation
Slurry is prepared by the material of following mass percent: the aqueous dispersion of 0.5~5% mass percent, 1~10% mass hundred
Divide the water of ratio, the solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, 10~40% mass percents
Water-soluble resin or emulsion dispersion, the coupling agent of 1~10% mass percent, 20~50% mass percents Graphene powder
Body, the functional stuffing of 1~10% mass percent, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% mass percent
Aqueous wetting agent, the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents aqueous amino tree
Rouge.
Copper foil membrane embodiment 2: a kind of copper foil membrane, it is described including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface
Heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 4% mass percent, 6% mass percent
Water, the solvent of 32% mass percent, the PH regulator of 2% mass percent, the water-soluble resin of 15% mass percent, 5%
The coupling agent of mass percent, the graphene powder of 22% mass percent, the functional stuffing of 5% mass percent, 1% mass hundred
Divide the aqueous levelling agent of ratio, the aqueous wetting agent of 1% mass percent, the aqueous defoamer of 1% mass percent, 6% mass percentage
The water-compatible amino resin of ratio.
Copper foil membrane embodiment 3: a kind of copper foil membrane, it is described including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface
Heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 2% mass percent, 6% mass percent
Water, the solvent of 47% mass percent, the PH regulator of 1.2% mass percent, 10% mass percent water-soluble resin,
The coupling agent of 2% mass percent, the graphene powder of 27% mass percent, the functional stuffing of 2% mass percent, 0.2% matter
Measure the aqueous levelling agent of percentage, the aqueous wetting agent of 0.2% mass percent, 0.2% mass percent aqueous defoamer,
The water-compatible amino resin of 2.1% mass percent.
Copper foil membrane embodiment 4: a kind of copper foil membrane, it is described including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface
Heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 3% mass percent, 5% mass percent
Water, the solvent of 40% mass percent, the PH regulator of 1.5% mass percent, 12% mass percent water-soluble resin,
The coupling agent of 4% mass percent, the graphene powder of 25% mass percent, the functional stuffing of 3% mass percent, 1.5% matter
Measure the aqueous levelling agent of percentage, the aqueous wetting agent of 0.75% mass percent, 0.75% mass percent aqueous defoamer,
The water-compatible amino resin of 3.5% mass percent.
Copper foil membrane embodiment 5: a kind of copper foil membrane, it is described including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface
Heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 0.5~5% mass percent, 1~10% matter
Measure the water of percentage, the solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, 10~40% mass hundred
Point water-soluble resin of ratio, the coupling agent of 1~10% mass percent, the graphene powder of 20~50% mass percents, 1~
The water of the metal heat-conducting powder of 10% mass percent, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% mass percent
The water-compatible amino resin of property wetting agent, the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents.
Copper foil membrane embodiment 6: a kind of copper foil membrane, it is described including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface
Heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 2% mass percent, 4% mass percent
Water, the solvent of 50% mass percent, the PH regulator of 3% mass percent, 11% mass percent water-soluble resin,
The coupling agent of 0.5% mass percent, the graphene powder of 25% mass percent, 1.5% mass percent metal heat-conducting powder,
The aqueous levelling agent of 0.7% mass percent, the aqueous wetting agent of 0.4% mass percent, the aqueous of 0.4% mass percent disappear
The water-compatible amino resin of infusion, 1.5% mass percent.
Copper foil membrane embodiment 7: a kind of copper foil membrane, it is described including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface
Heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 2.5% mass percent, 3% mass percentage
The water of ratio, the solvent of 55% mass percent, the PH regulator of 3% mass percent, 10% mass percent water-soluble resin,
The coupling agent of 0.5% mass percent, the graphene powder of 21% mass percent, 1.5% mass percent metal heat-conducting powder,
The aqueous levelling agent of 0.5% mass percent, the aqueous wetting agent of 0.5% mass percent, the aqueous of 0.5% mass percent disappear
The water-compatible amino resin of infusion, 2% mass percent.
Copper foil membrane embodiment 8: a kind of copper foil membrane, it is described including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface
Heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 0.5~5% mass percent, 1~10% matter
Measure the water of percentage, the solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, 10~40% mass hundred
Point emulsion dispersion of ratio, the coupling agent of 1~10% mass percent, the graphene powder of 20~50% mass percents, 1~
The functional stuffing of 10% mass percent, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% mass percent it is aqueous
The water-compatible amino resin of wetting agent, the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents.
Copper foil membrane embodiment 9: a kind of copper foil membrane, it is described including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface
Heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 3% mass percent, 5% mass percent
Water, the solvent of 40% mass percent, the PH regulator of 1.5% mass percent, 12% mass percent emulsion dispersion,
The coupling agent of 4% mass percent, the graphene powder of 25% mass percent, the functional stuffing of 3% mass percent, 1.5% matter
Measure the aqueous levelling agent of percentage, the aqueous wetting agent of 0.75% mass percent, 0.75% mass percent aqueous defoamer,
The water-compatible amino resin of 3.5% mass percent.
Copper foil membrane embodiment 10: a kind of copper foil membrane, it is described including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface
Heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 4% mass percent, 6% mass percent
Water, the solvent of 30% mass percent, the PH regulator of 2% mass percent, the emulsion dispersion of 10% mass percent, 3%
The coupling agent of mass percent, the graphene powder of 40% mass percent, the metal heat-conducting powder of 1.5% mass percent, 0.1%
The aqueous levelling agent of mass percent, the aqueous wetting agent of 0.2% mass percent, 0.2% mass percent aqueous defoamer,
The water-compatible amino resin of 3% mass percent.
Copper foil membrane preparation method embodiment 1: a kind of copper foil membrane preparation method, comprising the following steps: 1. unreel copper foil, use
Coating machine is coated with heat dissipation slurry in copper foil surface, and heat dissipation slurry is prepared by the material of following mass percent: 0.5~5% matter
Measure the aqueous dispersion of percentage, the water of 1~10% mass percent, the solvent of 30~60% mass percents, 1~5% mass hundred
Divide PH regulator, the water-soluble resin of 10~40% mass percents or the idol of emulsion dispersion, 1~10% mass percent of ratio
Join agent, the graphene powder of 20~50% mass percents, the functional stuffing of 1~10% mass percent, 0.1~2% mass percentage
The aqueous levelling agent of ratio, the aqueous wetting agent of 0.1~2% mass percent, 0.1~2% mass percent aqueous defoamer,
The water-compatible amino resin of 1.5~13.5% mass percents；2. the copper foil of coated heat dissipation slurry is in 190~210 DEG C of rings of temperature
It toasts 2.5~3 minutes and dries under border；3. winding copper foil；4. calender rolled copper foil is at certain thickness copper foil membrane；5. winding copper
Paper tinsel film.
Copper foil membrane preparation method embodiment 2: a kind of copper foil membrane preparation method, comprising the following steps: 1. unreel copper foil, use
Coating machine is coated with heat dissipation slurry in copper foil surface, and heat dissipation slurry is prepared by the material of following mass percent: 0.5~5% matter
Measure the aqueous dispersion of percentage, the water of 1~10% mass percent, the solvent of 30~60% mass percents, 1~5% mass hundred
Divide PH regulator, the water-soluble resin of 10~40% mass percents or the idol of emulsion dispersion, 1~10% mass percent of ratio
Join agent, the graphene powder of 20~50% mass percents, the metal heat-conducting powder of 1~10% mass percent, 0.1~2% mass hundred
Point aqueous levelling agent of ratio, the aqueous wetting agent of 0.1~2% mass percent, 0.1~2% mass percent aqueous defoamer,
The water-compatible amino resin of 1.5~13.5% mass percents；2. the copper foil of coated heat dissipation slurry is in 190~210 DEG C of rings of temperature
It toasts 2.5~3 minutes and dries under border；3. winding copper foil；4. calender rolled copper foil is at certain thickness copper foil membrane；5. winding copper
Paper tinsel film.
Composite membrane embodiment 1: a kind of composite membrane, including composite film and coated in the heat dissipation slurry on composite film surface,
The heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 0.5~5% mass percent, 1~
The water of 10% mass percent, the solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, 10~40% matter
Measure the water-soluble resin or emulsion dispersion, the coupling agent of 1~10% mass percent, 20~50% mass percents of percentage
Graphene powder, the functional stuffing of 1~10% mass percent, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% matter
Measure the aqueous wetting agent of percentage, the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents it is aqueous
Amino resins.
Composite membrane embodiment 2: a kind of composite membrane, including composite film and coated in the heat dissipation slurry on composite film surface,
The heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 4% mass percent, 6% mass hundred
The water of ratio, the solvent of 32% mass percent, the PH regulator of 2% mass percent, the water-soluble of 15% mass percent is divided to set
Rouge, the coupling agent of 5% mass percent, the graphene powder of 22% mass percent, the functional stuffing of 5% mass percent, 1% matter
Measure aqueous defoamer, 6% mass of the aqueous levelling agent of percentage, the aqueous wetting agent of 1% mass percent, 1% mass percent
The water-compatible amino resin of percentage.
Composite membrane embodiment 3: a kind of composite membrane, including composite film and coated in the heat dissipation slurry on composite film surface,
The heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 2% mass percent, 6% mass hundred
The water of ratio, the solvent of 47% mass percent, the PH regulator of 1.2% mass percent, the water-soluble of 10% mass percent is divided to set
Rouge, the coupling agent of 2% mass percent, the graphene powder of 27% mass percent, the functional stuffing of 2% mass percent, 0.2%
The aqueous levelling agent of mass percent, the aqueous wetting agent of 0.2% mass percent, 0.2% mass percent aqueous defoamer,
The water-compatible amino resin of 2.1% mass percent.
Composite membrane embodiment 4: a kind of composite membrane, including composite film and coated in the heat dissipation slurry on composite film surface,
The heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 3% mass percent, 5% mass hundred
The water of ratio, the solvent of 40% mass percent, the PH regulator of 1.5% mass percent, the water-soluble of 12% mass percent is divided to set
Rouge, the coupling agent of 4% mass percent, the graphene powder of 25% mass percent, the functional stuffing of 3% mass percent, 1.5%
The aqueous defoaming of the aqueous levelling agent of mass percent, the aqueous wetting agent of 0.75% mass percent, 0.75% mass percent
Agent, 3.5% mass percent water-compatible amino resin.
Composite membrane embodiment 5: a kind of composite membrane, including composite film and coated in the heat dissipation slurry on composite film surface,
The heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 0.5~5% mass percent, 1~
The water of 10% mass percent, the solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, 10~40% matter
Measure the water-soluble resin of percentage, the coupling agent of 1~10% mass percent, the graphene powder of 20~50% mass percents, 1
The metal heat-conducting powder of~10% mass percent, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% mass percent
The water-compatible amino resin of aqueous wetting agent, the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents.
Composite membrane embodiment 6: a kind of composite membrane, including composite film and coated in the heat dissipation slurry on composite film surface,
The heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 2% mass percent, 4% mass hundred
The water of ratio, the solvent of 50% mass percent, the PH regulator of 3% mass percent, the water-soluble of 11% mass percent is divided to set
Rouge, the coupling agent of 0.5% mass percent, the graphene powder of 25% mass percent, 1.5% mass percent metal heat-conducting
Powder, the aqueous levelling agent of 0.7% mass percent, the aqueous wetting agent of 0.4% mass percent, 0.4% mass percent it is aqueous
The water-compatible amino resin of defoaming agent, 1.5% mass percent.
Composite membrane embodiment 7: a kind of composite membrane, including composite film and coated in the heat dissipation slurry on composite film surface,
The heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 2.5% mass percent, 3% mass
The water of percentage, the solvent of 55% mass percent, the PH regulator of 3% mass percent, the water-soluble of 10% mass percent are set
Rouge, the coupling agent of 0.5% mass percent, the graphene powder of 21% mass percent, 1.5% mass percent metal heat-conducting
Powder, the aqueous levelling agent of 0.5% mass percent, the aqueous wetting agent of 0.5% mass percent, 0.5% mass percent it is aqueous
The water-compatible amino resin of defoaming agent, 2% mass percent.
Composite membrane embodiment 8: a kind of composite membrane, including composite film and coated in the heat dissipation slurry on composite film surface,
The heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 0.5~5% mass percent, 1~
The water of 10% mass percent, the solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, 10~40% matter
Measure the emulsion dispersion of percentage, the coupling agent of 1~10% mass percent, the graphene powder of 20~50% mass percents, 1
The water of the functional stuffing of~10% mass percent, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% mass percent
The water-compatible amino resin of property wetting agent, the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents.
Composite membrane embodiment 9: a kind of composite membrane, including composite film and coated in the heat dissipation slurry on composite film surface,
The heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 3% mass percent, 5% mass hundred
Point water of ratio, the solvent of 40% mass percent, the PH regulator of 1.5% mass percent, 12% mass percent emulsion dispersion
Body, the coupling agent of 4% mass percent, the graphene powder of 25% mass percent, the functional stuffing of 3% mass percent, 1.5%
The aqueous defoaming of the aqueous levelling agent of mass percent, the aqueous wetting agent of 0.75% mass percent, 0.75% mass percent
Agent, 3.5% mass percent water-compatible amino resin.
Composite membrane embodiment 10: a kind of composite membrane, including composite film and coated in the heat dissipation slurry on composite film surface,
The heat dissipation slurry is prepared by the material of following mass percent: the aqueous dispersion of 4% mass percent, 6% mass hundred
Point water of ratio, the solvent of 30% mass percent, the PH regulator of 2% mass percent, 10% mass percent emulsion dispersion
Body, the coupling agent of 3% mass percent, the graphene powder of 40% mass percent, 1.5% mass percent metal heat-conducting powder,
The aqueous levelling agent of 0.1% mass percent, the aqueous wetting agent of 0.2% mass percent, the aqueous of 0.2% mass percent disappear
The water-compatible amino resin of infusion, 3% mass percent.
A kind of compound membrane preparation method embodiment 1: compound membrane preparation method, comprising the following steps: 1. unreel composite membrane, make
It is coated with heat dissipation slurry in release film surface with coating machine, heat dissipation slurry is prepared by the material of following mass percent: 0.5~
The aqueous dispersion of 5% mass percent, the water of 1~10% mass percent, the solvent of 30~60% mass percents, 1~5% matter
Measure the PH regulator of percentage, the water-soluble resin or emulsion dispersion, 1~10% mass percent of 10~40% mass percents
Coupling agent, the graphene powder of 20~50% mass percents, the functional stuffing of 1~10% mass percent, 0.1~2% mass
The aqueous defoaming of the aqueous levelling agent of percentage, the aqueous wetting agent of 0.1~2% mass percent, 0.1~2% mass percent
Agent, 1.5~13.5% mass percents water-compatible amino resin；2. it is coated heat dissipation slurry release film temperature 100~
It toasts 5~15 minutes and dries under 130 DEG C of environment；3. winding removing release film；4. carbonization treatment, using retort heating 800~
1400 DEG C are made 1~6 hour carbonization treatment to heat dissipation slurry, are come out of the stove after Temperature fall is cooling；
5. graphitization processing is heated up 2800 ~ 3000 DEG C using graphitizing furnace and makees 11~12 hours graphitization processings to heat dissipation slurry,
It comes out of the stove after Temperature fall is cooling；6. calender calendering heat dissipation slurry is at the certain thickness compound film coiled material of heat dissipation；7. winding compound
Film.
A kind of compound membrane preparation method embodiment 2: compound membrane preparation method, comprising the following steps: 1. unreel release film, make
It is coated with heat dissipation slurry in release film surface with coating machine, heat dissipation slurry is prepared by the material of following mass percent: 0.5~
The aqueous dispersion of 5% mass percent, the water of 1~10% mass percent, the solvent of 30~60% mass percents, 1~5% matter
Measure the PH regulator of percentage, the water-soluble resin or emulsion dispersion, 1~10% mass percent of 10~40% mass percents
Coupling agent, the graphene powder of 20~50% mass percents, the metal heat-conducting powder of 1~10% mass percent, 0.1~2% matter
The amount aqueous levelling agent of percentage, the aqueous wetting agent of 0.1~2% mass percent, the aqueous of 0.1~2% mass percent disappear
The water-compatible amino resin of infusion, 1.5~13.5% mass percents；2. it is coated heat dissipation slurry release film temperature 100~
It toasts 5~15 minutes and dries under 130 DEG C of environment；3. winding removing release film；4. carbonization treatment, using retort heating 800~
1400 DEG C are made 1~6 hour carbonization treatment to heat dissipation slurry, are come out of the stove after Temperature fall is cooling；
5. graphitization processing is heated up 2800 ~ 3000 DEG C using graphitizing furnace and makees 11~12 hours graphitization processings to heat dissipation slurry,
It comes out of the stove after Temperature fall is cooling；6. calender calendering heat dissipation slurry is at the certain thickness compound film coiled material of heat dissipation；7. winding compound
Film.
Specifically, aqueous dispersion includes polycarboxylic acids ammonium salt class dispersing agent, organic-silicon-modified polysiloxane-based dispersing agent, gathers
Carboxylic acid sodium salt dispersing agent, the copolymer analog dispersing agent of the affinity groups containing pigment, quaternary ammonium salt dispersing agent and Sulfonates, octane
The water such as base phenol polyoxyethylene ether -10, fatty alcohol polyoxyethylene ether O-20, lauryl sodium sulfate, Dodecyl Polyoxyethylene Ether
Any one of property dispersing agent or two or more combinations.
Specifically, solvent includes ethyl alcohol, isopropanol, n-butanol, isobutanol, propylene glycol monomethyl ether, butyl glycol ether, ethylene glycol
Tertiary butyl ether, propandiol butyl ether, dimethoxym ethane, the tertiary butyl ether of DETB(diethylene glycol), PMA(propylene glycol methyl ether acetate), NMP(methyl
Pyrrolidones), DPM(dipropylene glycol monomethyl ether), DBC(butyl), DE(diethylene glycol ether), DPNB (dipropyl two
Alcohol butyl ether) any one of or two or more combinations.
Specifically, PH regulator includes AMP-95, DMEA (dimethylaminoethanol, dimethylethanolamine), triethylamine, three
Any one of ethanol amine, ammonium hydroxide or two or more combinations.
Specifically, coupling agent includes silane coupling agent, titanate coupling agent, Aluminate.
Specifically, aqueous levelling agent includes organosilicon levelling agent, acrylic acid levelling agent, appointing in fluorocarbons levelling agent
A combination of one or more.
Specifically, the water-based lubricant include polyalcohol, it is acetylene dihydric alcohol, thio succinate, polyether-modified organic
Silicon, ethylene oxide adduct, fluorocarbon polymer, any one of the hydrocarbon of modification or two or more combinations.
Specifically, water-soluble resin includes water-soluble acrylic, water-soluble polyester, in soluble epoxide modified acroleic acid
Any one or more combinations.
Specifically, emulsion dispersion agent include acrylic emulsion dispersion, polyester emulsion dispersion, alkyd emulsion dispersion,
Any one of epoxy emulsion dispersion or two or more combinations.
Specifically, functional stuffing includes any one of carbon nanotubes, carbon dust, carbon fiber, boron nitride or two or more
Combination.
Specifically, metal heat-conducting powder includes any one of silver powder, silver-coated copper powder, copper powder, aluminium powder or two or more groups
It closes.
Specifically, aqueous defoamer include polyethers, higher alcohols and its related esters, mineral oils, metallic soap of stearic acid,
Any one of polyureas, dimethyl silicone polymer, polyether-modified silicon or two or more combinations.
Specifically, water-compatible amino resin includes full methyl-etherified melamine resin, high methylol group type methanol etherification three
Melamine-formaldehyde resin, high imino-type high methanol etherified melamine amine-formaldehyde resins, high imino-type melamine resin, height
Imino group methyl-etherified benzoguanamine formaldehyde resin, tetramethyl etherified melamine polyimide resin, the high etherified melamine amine of methanol/butanol
Any one of formaldehyde resin, methanol/isobutanol complex etherified melamine formaldehyde resin or two or more combinations.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions, for those of ordinary skill in the art to which the present invention belongs, In
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (6)
1. a kind of copper foil membrane, which is characterized in that including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface, the heat dissipation slurry
Material is prepared by the material of following mass percent: the aqueous dispersion of 0.5~5% mass percent, 1~10% mass percentage
The water of ratio, the solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, 10~40% mass percents
Water-soluble resin or emulsion dispersion, the coupling agent of 1~10% mass percent, 20~50% mass percents Graphene powder
Body, the functional stuffing of 1~10% mass percent, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% mass percent
Aqueous wetting agent, the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents aqueous amino tree
Rouge.
2. a kind of copper foil membrane, which is characterized in that including copper foil layer and coated in the heat dissipation slurry of copper foil layer surface, the heat dissipation slurry
Material is prepared by the material of following mass percent: the aqueous dispersion of 0.5~5% mass percent, 1~10% mass percentage
The water of ratio, the solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, 10~40% mass percents
Water-soluble resin or emulsion dispersion, the coupling agent of 1~10% mass percent, 20~50% mass percents Graphene powder
Body, the metal heat-conducting powder of 1~10% mass percent, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% mass percentage
The aqueous amino tree of the aqueous wetting agent of ratio, the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents
Rouge.
3. a kind of copper foil membrane preparation method, which comprises the following steps:
1. unreel copper foil, using coating machine copper foil surface be coated with heat dissipation slurry, heat dissipation slurry by following mass percent material
Material is prepared: the aqueous dispersion of 0.5~5% mass percent, the water of 1~10% mass percent, 30~60% mass percentages
The solvent of ratio, the PH regulator of 1~5% mass percent, the water-soluble resin of 10~40% mass percents or emulsion dispersion,
The coupling agent of 1~10% mass percent, the graphene powder of 20~50% mass percents, 1~10% mass percent function
Filler, the aqueous levelling agent of 0.1~2% mass percent, the aqueous wetting agent of 0.1~2% mass percent, 0.1~2% mass
The water-compatible amino resin of the aqueous defoamer of percentage, 1.5~13.5% mass percents；
It is dried 2. the copper foil of coated heat dissipation slurry has toasted 2.5~3 minutes under 190~210 DEG C of environment of temperature；
3. winding copper foil；
4. calender rolled copper foil is at certain thickness copper foil membrane；
5. winding copper foil membrane.
4. a kind of composite membrane, which is characterized in that described to dissipate including composite film and coated in the heat dissipation slurry on composite film surface
Hot slurry is prepared by the material of following mass percent: the aqueous dispersion of 0.5~5% mass percent, 1~10% mass
The water of percentage, the solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, 10~40% mass percentages
The water-soluble resin or emulsion dispersion of ratio, the coupling agent of 1~10% mass percent, 20~50% mass percents graphene
Powder, the functional stuffing of 1~10% mass percent, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% mass percentage
The aqueous amino tree of the aqueous wetting agent of ratio, the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents
Rouge.
5. a kind of composite membrane, which is characterized in that described to dissipate including composite film and coated in the heat dissipation slurry on composite film surface
Hot slurry is prepared by the material of following mass percent: the aqueous dispersion of 0.5~5% mass percent, 1~10% mass
The water of percentage, the solvent of 30~60% mass percents, the PH regulator of 1~5% mass percent, 10~40% mass percentages
The water-soluble resin or emulsion dispersion of ratio, the coupling agent of 1~10% mass percent, 20~50% mass percents graphene
Powder, the metal heat-conducting powder of 1~10% mass percent, the aqueous levelling agent of 0.1~2% mass percent, 0.1~2% mass hundred
Divide the aqueous amino of the aqueous wetting agent of ratio, the aqueous defoamer of 0.1~2% mass percent, 1.5~13.5% mass percents
Resin.
6. a kind of compound membrane preparation method, which comprises the following steps:
1. unreeling composite membrane, it is coated with heat dissipation slurry in composite film surface using coating machine, the slurry that radiates is by following mass percent
Material be prepared: the aqueous dispersion of 0.5~5% mass percent, the water of 1~10% mass percent, 30~60% mass
The solvent of percentage, the PH regulator of 1~5% mass percent, the water-soluble resin of 10~40% mass percents or lotion point
Granular media, the coupling agent of 1~10% mass percent, the graphene powder of 20~50% mass percents, 1~10% mass percent
Functional stuffing, the aqueous levelling agent of 0.1~2% mass percent, the aqueous wetting agent of 0.1~2% mass percent, 0.1~
The water-compatible amino resin of the aqueous defoamer of 2% mass percent, 1.5~13.5% mass percents；
It is dried 2. the composite membrane of coated heat dissipation slurry has toasted 5~15 minutes under 100~130 DEG C of environment of temperature；
3. winding removing release film；
4. carbonization treatment is heated up 800~1400 DEG C using retort and makees 1~6 hour carbonization treatment, Temperature fall to heat dissipation slurry
It comes out of the stove after cooling；
5. graphitization processing is heated up 2800 ~ 3000 DEG C using graphitizing furnace and makees 11~12 hours graphitization processings to heat dissipation slurry,
It comes out of the stove after Temperature fall is cooling；
6. calender calendering heat dissipation slurry is at the certain thickness compound film coiled material of heat dissipation；
7. winding composite membrane.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111037971A (en) * | 2019-11-25 | 2020-04-21 | 江苏鸿凌达科技有限公司 | Graphene heat-conducting thick film manufacturing process |
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