CN105482665A - Graphene coating, graphene cooling fin and preparation methods of graphene coating and graphene cooling fin - Google Patents
Graphene coating, graphene cooling fin and preparation methods of graphene coating and graphene cooling fin Download PDFInfo
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- CN105482665A CN105482665A CN201511014613.1A CN201511014613A CN105482665A CN 105482665 A CN105482665 A CN 105482665A CN 201511014613 A CN201511014613 A CN 201511014613A CN 105482665 A CN105482665 A CN 105482665A
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- Prior art keywords
- graphene
- layer
- carrier layer
- defoamer
- heat
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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
- 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
- C08K3/04—Carbon
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The invention is applied to the technical field of heat dissipation and discloses a graphene coating and graphene cooling fin used for dissipating the heat of electric heating devices through direct or indirect contact. Compared with the prior art, the graphene coating and the graphene cooling fin have higher heat dissipation efficiency and are simple in process.
Description
Technical field
The present invention relates to cooling electronic component technical field, particularly relate in heating element Graphene coating, Graphene radiator element and manufacture method.
Background technology
Chinese patent CN2013100838160 discloses a kind of radiator element, and it utilizes multiple nano-grade matter, manufactures thermal dispersant coatings, good heat dissipation effect.But this patent needs multiple nano-grade matter, complex process.
Summary of the invention
The present invention mainly solves the problem.The invention provides a kind of Graphene coating, Graphene radiator element and manufacture method thereof, this Graphene coating, Graphene radiator element good heat dissipation effect, technique is simple.
In order to solve the problems of the technologies described above, the invention provides a kind of Graphene coating, this Graphene coating, for directly or indirectly contacting the heat away produced by electric heating device, it comprises carrier layer, this carrier layer is evenly provided with and transfers heat to ultrared graphene layer, described Graphene is obtained by mechanically peel method.
Say further, described carrier layer is polyester, flow agent, defoamer, all the other additives.
Say further, described carrier layer and each substance weight of graphene layer are than being Graphene 2%-7%, polyester 68%-75%, flow agent 0.05%-1%, defoamer 0.1%-0.5%, all the other additives 12%-17%.E I 001%-
Say further, the density of described carrier layer is greater than the density of graphene layer.
The present invention also provides a kind of Graphene radiator element, this radiator element is used for the heat away that electric heating device produces by directly or indirectly contact, this radiator element comprises heat-radiating substrate, at least simultaneously carrier layer is provided with at this heat-radiating substrate, this carrier layer is evenly distributed with and transfers heat to ultrared graphene layer, described Graphene is obtained by mechanically peel method.
Say further, described carrier layer is polyester, flow agent, defoamer, all the other additives.
Say further, described carrier layer and each substance weight of Graphene are than being Graphene 2%-7%, polyester 68%-75%, flow agent 0.05%-1%, defoamer 0.1%-0.5%, all the other additives 12%-17%.
Say further, the density of described carrier layer is greater than the density of graphene layer.
The present invention also provides the manufacture method of a kind of Graphene coating and Graphene radiator element, heat is transferred to ultrared graphene layer for evenly arranging on electric heating device outside surface or heat-radiating substrate, this manufacture method comprises: described Graphene is obtained by mechanically peel method, by Graphene and polyester, flow agent, defoamer, all the other additives are fully mixed, by feeding machine, blended stock is injected heating bucket again, paste is become through 200 DEG C of high-temperature fusion, extrude with pie again, be broken into bulk after ironed by rolling press, then put into grinder powdering material.By powder material by electrostatic spraying in base material, by high bake 5-20 minute, be finally cooled to Graphene coating and Graphene radiator element.
The invention has the advantages that: the Graphene obtained by mechanically peel method, its shape in the form of sheets, and the varying in size of every sheet, size is 10nm-10 μm, then by fully mixed with polyester, flow agent, defoamer and all the other additives, the Graphene coating processed, Graphene is because vary in size, form zigzag fashion at coatingsurface, greatly increase specific surface area, heat radiation usefulness.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, and the accompanying drawing in describing is some embodiments of the present invention, to those skilled in the art, under the prerequisite not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is Graphene coating embodiment cross-sectional view of the present invention.
Fig. 2 is Graphene radiator element embodiment cross-sectional view of the present invention.
Below in conjunction with embodiment, and with reference to accompanying drawing, the realization of the object of the invention, functional characteristics and advantage are described further.
Embodiment
In order to make object, technical scheme and the advantage that will invent clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of invention, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
As shown in Figure 1, the invention provides a kind of Graphene coating embodiment.
The invention provides a kind of for directly or indirectly contacting the Graphene coating of electric heating device heat away, it comprises the carrier layer 2 being located at electric heating device outside surface, this carrier layer 2 is evenly provided with and transfers heat to ultrared graphene layer 1.
Specifically, be provided with at the surface uniform of carrier layer 2 and transfer heat to ultrared graphene layer 1, described carrier layer 2 is for being fixed on electric heating device 3 by graphene layer 1, this carrier layer 2 can comprise by mechanically peel method acquisition Graphene, foregoing graphites alkene and polyester, flow agent, defoamer, all the other additives are fully mixed, by feeding machine, blended stock is injected heating bucket again, paste is become through 200 DEG C of high-temperature fusion, extrude with pie again, be broken into bulk after ironed by rolling press, then put into grinder powdering material.This Graphene obtained by mechanically peel method, its shape in the form of sheets, and the varying in size of every sheet, size is 10nm-10 μm, then by fully mixed with polyester, flow agent, defoamer and all the other additives, the Graphene coating processed, Graphene is because vary in size, form zigzag fashion at coatingsurface, greatly increase specific surface area, heat radiation usefulness.
During use by this thermal dispersant coatings directly or contacted with electric heating device by carrier, be infrared rays by graphene layer 1 by thermal power transfer, and then by heat away, radiating efficiency is high.
As shown in Figure 2, the present invention also provides a kind of for directly or indirectly contacting the Graphene radiator element of electric heating device heat away, this radiator element comprises heat-radiating substrate 4, at least simultaneously be provided with carrier layer 2 at this heat-radiating substrate 4, this section of body layer 2 be evenly distributed with and transfer heat to ultrared graphene layer 1.
Specifically, be provided with at the surface uniform of carrier layer 2 and transfer heat to ultrared graphene layer 1, described carrier layer 2 is for being fixed on electric heating device 3 by graphene layer 1, this carrier layer 2 can comprise by mechanically peel method acquisition Graphene, foregoing graphites alkene and polyester, flow agent, defoamer, all the other additives are fully mixed, by feeding machine, blended stock is injected heating bucket again, paste is become through 200 DEG C of high-temperature fusion, extrude with pie again, be broken into bulk after ironed by rolling press, then put into grinder powdering material.By powder material by electrostatic spraying in base material, by high bake 5-20 minute, be finally cooled to Graphene coating.By the Graphene that mechanically peel method obtains, its shape in the form of sheets, and the varying in size of every sheet, size is 10nm-10 μm, then by fully mixed with polyester, flow agent, defoamer and all the other additives, the Graphene coating processed, Graphene is because vary in size, form zigzag fashion at coatingsurface, greatly increase specific surface area, heat radiation usefulness.
During use, this radiator element is directly or indirectly contacted with electric heating device, as shown in Figure 2, can by be located at viscose glue on heat-radiating substrate 4 directly or indirectly and thermoelectric heating device fix.Because graphene layer forming uniform texture by adopting the mode of hot melt, therefore graphene layer being located on heat-radiating substrate 4, facilitating user directly to use better.Simultaneously there is certain temperature requirement in reflow process, therefore for curved surface or concerning directly producing heat conversion layer thereon uncomfortable temperature has responsive electronic devices and components, the various electronics or the electron device that need heat radiation can be suitable for.
Above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or equivalent replacement is carried out to wherein portion of techniques feature, and these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (5)
1. a Graphene coating, for directly or indirectly contacting the heat away produced by electric heating device, is characterized in that:
It comprises carrier layer, this carrier layer is evenly provided with and transfers heat to ultrared graphene layer, and the density of wherein said carrier layer is greater than the density of graphene layer, and described Graphene is obtained by mechanically peel method.
2. thermal dispersant coatings according to claim 1, is characterized in that:
Described carrier layer and each substance weight of Graphene are than being Graphene 2%-7%, polyester 68%-75%, flow agent 0.05%-1%, defoamer 0.1%-0.5%, all the other additives 12%-17%.
3. a radiator element, directly or indirectly contact is by the heat away of electric heating device generation, and this radiator element comprises heat-radiating substrate, it is characterized in that:
At least simultaneously be provided with carrier layer at this heat-radiating substrate, this section of body layer is evenly distributed with and transfers heat to ultrared graphene layer, the density of wherein said carrier layer is greater than the density of graphene layer, and described Graphene is obtained by mechanically peel method.
4. radiator element according to claim 3, is characterized in that:
Described carrier layer and each substance weight of Graphene are than being Graphene 2%-7%, polyester 68%-75%, flow agent 0.05%-1%, defoamer 0.1%-0.5%, all the other additives 12%-17% polyester, flow agent, defoamer, all the other additives.
5. Graphene coating according to claim 1 and Graphene radiator element, its preparation method comprises:
1) Graphene is obtained by mechanically peel method; 2) by Graphene and polyester, flow agent, defoamer, all the other additive polyester, flow agent, defoamer, all the other additives are fully mixed; 3) by feeding machine, blended stock is injected heating bucket again, become paste through 200 DEG C of high-temperature fusion, then extrude with pie; 4) be broken into bulk after ironed by rolling press, then put into grinder powdering material, by powder material by electrostatic spraying in base material, by high bake 5-20 minute, last cooling forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201511014613.1A CN105482665A (en) | 2015-12-31 | 2015-12-31 | Graphene coating, graphene cooling fin and preparation methods of graphene coating and graphene cooling fin |
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| CN201511014613.1A CN105482665A (en) | 2015-12-31 | 2015-12-31 | Graphene coating, graphene cooling fin and preparation methods of graphene coating and graphene cooling fin |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106118324A (en) * | 2016-06-27 | 2016-11-16 | 上海多希石墨烯材料科技有限公司 | A kind of conductive coating materials peeling off Graphene containing physics and preparation method thereof |
| CN106311581A (en) * | 2016-08-19 | 2017-01-11 | 苏州思创源博电子科技有限公司 | Manufacturing method for efficient composite heat sink for electronic product |
| CN109411440A (en) * | 2018-12-11 | 2019-03-01 | 杰群电子科技（东莞）有限公司 | A kind of power module and power module processing method |
| CN110099539A (en) * | 2018-01-30 | 2019-08-06 | 阙山腾 | Heat radiating fin structure and its manufacturing method |
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| CN104194585A (en) * | 2014-09-18 | 2014-12-10 | 周诚 | Graphene-modified resin powder coating and production process thereof |
| CN104609413A (en) * | 2015-02-11 | 2015-05-13 | 合肥微晶材料科技有限公司 | Machine-like stripping device for ton-scale production of graphene and production method of machine-like stripping device |
| CN104861831A (en) * | 2015-06-10 | 2015-08-26 | 普罗旺斯科技（深圳）有限公司 | Graphene coating, graphene cooling fin and manufacturing methods of graphene coating and graphene cooling fin |
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2015
- 2015-12-31 CN CN201511014613.1A patent/CN105482665A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP2363429A1 (en) * | 2006-03-10 | 2011-09-07 | Goodrich Corporation | Low density lightining strike protection for use in airplanes |
| CN101817516A (en) * | 2010-05-21 | 2010-09-01 | 哈尔滨工业大学 | Method for preparing graphene or graphene oxide by using high-efficiency and low-cost mechanical stripping |
| CN104194585A (en) * | 2014-09-18 | 2014-12-10 | 周诚 | Graphene-modified resin powder coating and production process thereof |
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| CN104861831A (en) * | 2015-06-10 | 2015-08-26 | 普罗旺斯科技（深圳）有限公司 | Graphene coating, graphene cooling fin and manufacturing methods of graphene coating and graphene cooling fin |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106118324A (en) * | 2016-06-27 | 2016-11-16 | 上海多希石墨烯材料科技有限公司 | A kind of conductive coating materials peeling off Graphene containing physics and preparation method thereof |
| CN106311581A (en) * | 2016-08-19 | 2017-01-11 | 苏州思创源博电子科技有限公司 | Manufacturing method for efficient composite heat sink for electronic product |
| CN110099539A (en) * | 2018-01-30 | 2019-08-06 | 阙山腾 | Heat radiating fin structure and its manufacturing method |
| CN109411440A (en) * | 2018-12-11 | 2019-03-01 | 杰群电子科技（东莞）有限公司 | A kind of power module and power module processing method |
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| CB03 | Change of inventor or designer information |
Inventor after: Liu Jingsong Inventor after: Chen Yingfei Inventor after: Wu Zhengxuan Inventor before: Wu Zhengxuan |
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Application publication date: 20160413 |