CN110218476A - Graphene heat radiation coating, Its Preparation Method And Use - Google Patents
Graphene heat radiation coating, Its Preparation Method And Use Download PDFInfo
- Publication number
- CN110218476A CN110218476A CN201910486137.5A CN201910486137A CN110218476A CN 110218476 A CN110218476 A CN 110218476A CN 201910486137 A CN201910486137 A CN 201910486137A CN 110218476 A CN110218476 A CN 110218476A
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- graphene
- resin
- heat radiation
- coating
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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
-
- 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
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- 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 the technical field of coating more particularly to a kind of graphene heat radiation coatings, Its Preparation Method And Use.This graphene heat radiation coating, the coating is according to mass fraction consisting of: 40-55 parts of resin, 8-11 parts of curing agent, 25-28 parts of diluent, 2-5 parts of graphene, 2-5 parts of boron nitride, 2-5 parts of silicon carbide, 4-10 parts of aluminium oxide.This graphene heat radiation coating thermally conductive and mechanical property excellent using graphene and inorganic filler, during graphene and inorganic filler are mixed to form between graphene layer, so as to improve the stacking between graphene, improve the processing dispersibility in graphene later period, the appearance of graphene coating is also improved simultaneously, graphene-based heat radiation coating is obtained, preparation process is simple, low in cost.
Description
Technical field
The present invention relates to a kind of coating more particularly to a kind of graphene heat radiation coatings, Its Preparation Method And Use.
Background technique
Heat radiation coating is a kind of coating that object heat is transmitted in atmosphere using infra-red radiation, and coating is painted on
The body surface of radiating and cooling is wanted, inside or the surface temperature of device can be greatly lowered, while can also efficient, economic land productivity
The mount of using heat, to have important practical significance.In industrial technology development, the equipment such as electronics, circuit and motor instrument are working
When the heat that the generates working efficiency and service life that will have a direct impact on instrument and equipment therefore there is good radiating condition to be
Necessary to these instrument and equipments.In numerous heat sink materials, heat radiation coating not only prepares convenience, economical and practical, Er Qieqi
With good caking property, continuity, can be applied on different types of basis material.
Graphene is since it is ideal to become coating with high IR emissivity, high thermal conductivity coefficient and high-specific surface area
Thermally conductive additive material.And the specific surface area that graphene is high, it is fully dispersed in coating to be also beneficial to it, to increase coating
Heat dissipation area, in addition, graphene inherently has excellent thermal stability, weatherability, ageing-resistant and mechanical strength etc., therefore,
Graphene is added in coating, is of great significance for the extensive use of heat radiation coating.
Summary of the invention
Present invention seek to address that drawbacks described above, a kind of graphene heat radiation coating, Its Preparation Method And Use are provided.
In order to overcome defect present in background technique, the technical solution adopted by the present invention to solve the technical problems is:
This graphene heat radiation coating, the coating is according to mass fraction consisting of: 40-55 parts of resin, 8-11 parts of curing agent, diluent
25-28 parts, 2-5 parts of graphene, 2-5 parts of boron nitride, 2-5 parts of silicon carbide, 4-10 parts of aluminium oxide.
It according to another embodiment of the invention, further comprise described resin 45-55 parts, 10-11 parts of curing agent, dilution
27-28 parts of agent, 2-4 parts of graphene, 2-4 parts of boron nitride, 2-4 parts of silicon carbide, 4-8 parts of aluminium oxide.
It according to another embodiment of the invention, further comprise described resin 51-55 parts, 9-11 parts of curing agent, dilution
26-28 parts of agent, 2-3 parts of graphene, 2-3 parts of boron nitride, 2-3 parts of silicon carbide, 4-6 parts of aluminium oxide.
According to another embodiment of the invention, further comprise the resin be epoxy resin, polyester resin, polyurethane
Resin, alkyd resin, acrylic resin, organic siliconresin, fluorocarbon resin, vinylite, Nitro cellulose resin, chlorine vinegar tree
One of rouge or a variety of mixtures.
The preparation method of graphene heat radiation coating, this method include,
Resin, diluent and curing agent are sufficiently mixed in proportion to ensure it by the first step, at normal temperatures and pressures
It is even；
Second step, at normal temperatures and pressures, in proportion by graphene, boron nitride, silicon carbide, aluminium oxide, is added to produced above
In resin mixture, high-speed stirred disperses 2h and graphene heat radiation coating is made.
Graphene heat radiation coating is applied to car light radiator.
The beneficial effects of the present invention are: this graphene heat radiation coating using graphene and inorganic filler it is excellent it is thermally conductive with
During mechanical property, graphene and inorganic filler are mixed to form between graphene layer, so as to improve the stacking between graphene, improve
The processing dispersibility in graphene later period, while the appearance of graphene coating is also improved, obtain graphene-based heat radiation coating,
Its preparation process is simple, low in cost.
Specific embodiment
This graphene heat radiation coating, the coating is according to mass fraction consisting of: 40-55 parts of resin, curing agent 8-11
Part, 25-28 parts of diluent, 2-5 parts of graphene, 2-5 parts of boron nitride, 2-5 parts of silicon carbide, 4-10 parts of aluminium oxide.
Preference
45-55 parts of resin, 10-11 parts of curing agent, 27-28 parts of diluent, 2-4 parts of graphene, 2-4 parts of boron nitride, silicon carbide 2-4
Part, 4-8 parts of aluminium oxide.
Preference
51-55 parts of resin, 9-11 parts of curing agent, 26-28 parts of diluent, 2-3 parts of graphene, 2-3 parts of boron nitride, silicon carbide 2-3
Part, 4-6 parts of aluminium oxide.
Resin is epoxy resin, polyester resin, polyurethane resin, alkyd resin, acrylic resin, organic siliconresin, fluorine
One of carbon resin, vinylite, Nitro cellulose resin, vinyl chloride-vinyl acetate resin or a variety of mixtures.
The preparation method of graphene heat radiation coating, this method include,
Resin, diluent and curing agent are sufficiently mixed in proportion to ensure it by the first step, at normal temperatures and pressures
It is even；
Second step, at normal temperatures and pressures, in proportion by graphene, boron nitride, silicon carbide, aluminium oxide, is added to produced above
In resin mixture, high-speed stirred disperses 2h and graphene heat radiation coating is made.
Graphene heat radiation coating is applied to car light radiator.Graphene heat radiation coating is by the way of spraying, showering, dipping
It being coated, graphene heat radiation coating is uniformly coated in the surface of car light radiator, coating thickness is 20-40 microns, then
By 100 DEG C of -150 DEG C of solidification 30min of high temperature or normal temperature cure 3 days.
Embodiment 1
At normal temperatures and pressures, 50 parts of organic siliconresin, 26 parts of diluent and 9 parts of curing agent are sufficiently mixed to ensure it
Uniformly；3 parts of graphenes, 3 parts of boron nitride, 3 part of 5 micrometer silicon carbide silicon, 3 part of 2 micrometer alumina, 3 part of 5 micrometer alumina are added to
In resin mixture produced above, high-speed stirred disperses 2h and graphene heat radiation coating is made.
Graphene heat radiation coating obtained is uniformly coated in what needs radiated by the way of spraying, roller coating, showering
Material surface, coating thickness is 20-40 microns, using in 150 DEG C of solidification 30min of high temperature.
Embodiment 2
At normal temperatures and pressures, 45 parts of organic siliconresin, 25 parts of diluent and 10 parts of curing agent are sufficiently mixed to ensure
It is uniformly；4 parts of graphenes, 4 parts of boron nitride, 4 part of 5 micrometer silicon carbide silicon, 4 part of 5 micrometer alumina, 4 part of 20 micrometer alumina are added
Enter into resin mixture produced above, high-speed stirred disperses 2h and graphene heat radiation coating is made.
Graphene heat radiation coating obtained is uniformly coated in what needs radiated by the way of spraying, roller coating, showering
Material surface, coating thickness was 20-40 microns, using normal temperature cure 3 days.
Above-described embodiment, only presently preferred embodiments of the present invention, is not intended to limit the invention practical range, therefore all with this
The equivalent change or modification that feature described in invention claim and principle are done should all be included in scope of the invention as claimed
Within.
Claims (6)
1. a kind of graphene heat radiation coating, it is characterised in that: the coating is according to mass fraction consisting of: 40-55 parts of resin, solid
8-11 parts of agent, 25-28 parts of diluent, 2-5 parts of graphene, 2-5 parts of boron nitride, 2-5 parts of silicon carbide, 4-10 parts of aluminium oxide.
2. graphene heat radiation coating as described in claim 1, it is characterised in that: described resin 45-55 parts, curing agent 10-11
Part, 27-28 parts of diluent, 2-4 parts of graphene, 2-4 parts of boron nitride, 2-4 parts of silicon carbide, 4-8 parts of aluminium oxide.
3. graphene heat radiation coating as described in claim 1, it is characterised in that: described resin 51-55 parts, curing agent 9-11
Part, 26-28 parts of diluent, 2-3 parts of graphene, 2-3 parts of boron nitride, 2-3 parts of silicon carbide, 4-6 parts of aluminium oxide.
4. graphene heat radiation coating as described in any one of claims 1-3, it is characterised in that: the resin be epoxy resin,
Polyester resin, polyurethane resin, alkyd resin, acrylic resin, organic siliconresin, fluorocarbon resin, vinylite, nitro are fine
Tie up one of plain resin, vinyl chloride-vinyl acetate resin or a variety of mixtures.
5. the preparation method of graphene heat radiation coating as described in any one of claims 1-3, it is characterised in that: this method packet
It includes,
Resin, diluent and curing agent are sufficiently mixed in proportion to ensure it by the first step, at normal temperatures and pressures
It is even；
Second step, at normal temperatures and pressures, in proportion by graphene, boron nitride, silicon carbide, aluminium oxide, is added to produced above
In resin mixture, high-speed stirred disperses 2h and graphene heat radiation coating is made.
6. the purposes of graphene heat radiation coating as described in any one of claims 1-3, it is characterised in that: the graphene heat dissipation
Coating is applied to car light radiator.
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| CN201910486137.5A CN110218476A (en) | 2019-06-05 | 2019-06-05 | Graphene heat radiation coating, Its Preparation Method And Use |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111334140A (en) * | 2020-03-26 | 2020-06-26 | 广东产品质量监督检验研究院（国家质量技术监督局广州电气安全检验所、广东省试验认证研究院、华安实验室） | Micro-nano carbon composite heat dissipation coating and preparation method thereof |
| CN112694815A (en) * | 2020-12-03 | 2021-04-23 | 湖南格仑新材股份有限公司 | Graphene heat dissipation coating, preparation method and application thereof |
| CN113214728A (en) * | 2021-06-09 | 2021-08-06 | 德通石墨烯研究院(西安)有限公司 | Graphene heat dissipation coating and application thereof |
| US11634365B2 (en) | 2019-12-20 | 2023-04-25 | Richter Precision, Inc. | Low temperature carbon/bn/aluminum oxide coating |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170321066A1 (en) * | 2014-12-19 | 2017-11-09 | Tesla Nanocoatings, Inc. | Tunable materials |
| CN107418382A (en) * | 2017-08-25 | 2017-12-01 | 深圳市烯世传奇科技有限公司 | A kind of heat radiation coating based on graphene and preparation method thereof |
-
2019
- 2019-06-05 CN CN201910486137.5A patent/CN110218476A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170321066A1 (en) * | 2014-12-19 | 2017-11-09 | Tesla Nanocoatings, Inc. | Tunable materials |
| CN107418382A (en) * | 2017-08-25 | 2017-12-01 | 深圳市烯世传奇科技有限公司 | A kind of heat radiation coating based on graphene and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11634365B2 (en) | 2019-12-20 | 2023-04-25 | Richter Precision, Inc. | Low temperature carbon/bn/aluminum oxide coating |
| CN111334140A (en) * | 2020-03-26 | 2020-06-26 | 广东产品质量监督检验研究院（国家质量技术监督局广州电气安全检验所、广东省试验认证研究院、华安实验室） | Micro-nano carbon composite heat dissipation coating and preparation method thereof |
| CN112694815A (en) * | 2020-12-03 | 2021-04-23 | 湖南格仑新材股份有限公司 | Graphene heat dissipation coating, preparation method and application thereof |
| CN113214728A (en) * | 2021-06-09 | 2021-08-06 | 德通石墨烯研究院(西安)有限公司 | Graphene heat dissipation coating and application thereof |
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Application publication date: 20190910 |