CN109468022A - Heat radiation coating and preparation method thereof - Google Patents
Heat radiation coating and preparation method thereof Download PDFInfo
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- CN109468022A CN109468022A CN201811310465.1A CN201811310465A CN109468022A CN 109468022 A CN109468022 A CN 109468022A CN 201811310465 A CN201811310465 A CN 201811310465A CN 109468022 A CN109468022 A CN 109468022A
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- heat radiation
- radiation coating
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- heat dissipation
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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
- 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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- Life Sciences & Earth Sciences (AREA)
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- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention provides a kind of heat radiation coating and preparation method thereof, wherein, the heat radiation coating includes following component according to mass percent: resin 55~65%, dispersing agent 0.65~1.05%, wetting agent 0.08~0.12%, levelling agent 0.1~0.5%, defoaming agent 0.4~0.8%, delustering agent 1~3%, anti scuffing agent 0.5~1.5%, solvent 10~14%, heat dissipation powder 4~8%, heat dissipation filler 13~17%, thickener 0.5~1.5%.Heat radiation coating of the invention can be coated in mobile phone shell, be remarkably improved the heat dissipation performance of mobile phone shell, be conducive to the normal work of interior of mobile phone electronic device, and can prevent from scalding one's hand.In addition, may also function as the effect of protection mobile phone shell and beauty when heat radiation coating of the invention is coated on mobile phone shell lateral surface.
Description
Technical field
The present invention relates to a kind of heat radiation coating more particularly to a kind of heat radiation coatings and its preparation applied in electronic product
Method.
Background technique
Currently, mobile phone heat dissipation mainly relies on mobile phone shell, existing mobile phone shell is mainly metal-back or plastic cement hard shell,
Radiating principle is mainly that the heat-conductive characteristic of shell itself and heat dissipation area is relied on to realize heat dissipation.Although metal is with plastics phase
Than the capacity of heat transmission of metal is eager to excel very much, is conducive to radiate, but still it is impossible to meet use demands for heat dissipation effect.Meanwhile by
In the limitation of radiating rate, metal hand casing the problem of there is also heat build-ups, for a long time using being easy to scald one's hand.Therefore, for above-mentioned
Problem, it is necessary to propose further solution.
Summary of the invention
The present invention is intended to provide a kind of heat radiation coating and preparation method thereof, to overcome the deficiencies in the prior art.
In order to solve the above technical problems, the technical scheme is that
A kind of heat radiation coating includes following component according to mass percent: resin 55~65%, dispersing agent 0.65~
1.05%, wetting agent 0.08~0.12%, levelling agent 0.1~0.5%, defoaming agent 0.4~0.8%, delustering agent 1~3%, anti-scratch
Hurt agent 0.5~1.5%, solvent 10~14%, heat dissipation powder 4~8%, heat dissipation filler 13~17%, thickener 0.5~1.5%.
As the improvement of heat radiation coating of the invention, the heat radiation coating includes following component according to mass percent: tree
Rouge 60%, dispersing agent 0.85%, wetting agent 0.1%, levelling agent 0.3%, defoaming agent 0.6%, delustering agent 2%, anti scuffing agent
1%, solvent 12.99%, heat dissipation powder 6.16%, heat dissipation filler 15%, thickener 1%.
As the improvement of heat radiation coating of the invention, the resin is selected from epoxy resin.
As the improvement of heat radiation coating of the invention, the solvent is selected from styrene.
As the improvement of heat radiation coating of the invention, the heat dissipation powder is selected from graphite.
As the improvement of heat radiation coating of the invention, the heat dissipation filler is selected from silicon carbide.
In order to solve the above technical problems, the technical scheme is that
A kind of preparation method of heat radiation coating as described above comprising following steps:
S1, each component is weighed according to the mass percent of each component in heat radiation coating, weighed each component is mixed
And it stirs；
S2, the slurry after stirring is ground；
S3, the slurry after grinding is subjected to fineness test, such as meets fineness standard, executed step S4, otherwise continue to grind；
S4, the slurry for meeting fineness standard is subjected to secondary agitation, and carries out viscosity test, such as met viscosity criterion, hold
Row step S5, otherwise continues to stir；
S5, the slurry for meeting viscosity criterion is filtered, defoaming is stood after filtering, obtains heat radiation coating of the invention.
The improvement of preparation method as heat radiation coating of the invention, in the step S1, mixing speed is 380~
420r/min stirs 8~12min；In the step S3, secondary agitation speed be 400~450r/min, mixing time be 13~
17min。
The improvement of preparation method as heat radiation coating of the invention, in the step S3, fineness standard is less than 10 μm.
The improvement of preparation method as heat radiation coating of the invention, in the step S4, viscosity criterion is 200~
400mpa.s。
It compared with prior art, can the beneficial effects of the present invention are: heat radiation coating of the invention can be coated in mobile phone shell
The heat dissipation performance for significantly improving mobile phone shell is conducive to the normal work of interior of mobile phone electronic device, and can prevent from scalding one's hand.In addition,
When heat radiation coating of the invention is coated on mobile phone shell lateral surface, the effect of protection mobile phone shell and beauty may also function as.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in invention, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
It is formed in the dope layer that Fig. 1 is formed for heat radiation coating of the invention by high thermal conductivity particle and high radiating particle thermally conductive
The form schematic diagram in path and thermal conductive network connection.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of heat radiation coating, includes following component according to mass percent: resin 55~65%, dispersion
Agent 0.65~1.05%, wetting agent 0.08~0.12%, levelling agent 0.1~0.5%, defoaming agent 0.4~0.8%, delustering agent 1~
3%, anti scuffing agent 0.5~1.5%, solvent 10~14%, heat dissipation powder 4~8%, heat dissipation filler 13~17%, thickener 0.5~
1.5%.
In a preferred embodiment, the heat radiation coating includes following component according to mass percent: resin 60%,
Dispersing agent 0.85%, wetting agent 0.1%, levelling agent 0.3%, defoaming agent 0.6%, delustering agent 2%, anti scuffing agent 1%, solvent
12.99%, radiate powder 6.16%, heat dissipation filler 15%, thickener 1%.
As shown in Figure 1, the heat dissipation powder is selected from graphite in the heat radiation coating, heat dissipation filler is selected from silicon carbide.Wherein,
Graphite can be used as high thermal conductivity particle, and silicon carbide can be used as high radiating particle, and the two can be formed after heat radiation coating coating solidification
Thermally conductive pathways and thermal conductive network connection, and then realize the efficient heating conduction of thermal dispersant coatings.Preferably, the resin is selected from asphalt mixtures modified by epoxy resin
Rouge, the solvent are selected from styrene.
For above-mentioned heat radiation coating, the present invention also provides a kind of preparation methods of heat radiation coating as described above comprising
Following steps:
S1, each component is weighed according to the mass percent of each component in heat radiation coating, weighed each component is mixed
And it stirs.
Wherein, mixing speed is 380~420r/min, stirs 8~12min.
S2, the slurry after stirring is ground.
S3, the slurry after grinding is subjected to fineness test, such as meets fineness standard, executed step S4, otherwise continue to grind.
Wherein, fineness standard is less than 10 μm.
S4, the slurry for meeting fineness standard is subjected to secondary agitation, and carries out viscosity test, such as met viscosity criterion, hold
Row step S5, otherwise continues to stir.
Wherein, viscosity criterion is 200~400mpa.s.Secondary agitation speed is 400~450r/min, mixing time 13
~17min.
S5, the slurry for meeting viscosity criterion is filtered, defoaming is stood after filtering, obtains heat radiation coating of the invention.
Above-mentioned preparation method is illustrated below with reference to a specific embodiment:
It is weighed according to the mass percent of each component in heat radiation coating: resin 60%, dispersing agent 0.85%, wetting agent
0.1%, levelling agent 0.3%, defoaming agent 0.6%, delustering agent 2%, anti scuffing agent 1%, solvent 12.99%, graphite powder 6.16%,
Silicon carbide filler 15%, thickener 1%.Weighed each component is mixed and stirred for.Mixing speed is 400r/min, stirring
10min.Slurry after stirring is ground.Slurry after grinding is subjected to fineness test, such as meets fineness standard, after execution
Continuous step, otherwise continues to grind.Wherein, fineness standard is 5 μm.The slurry for meeting fineness standard is subjected to secondary agitation, is gone forward side by side
Row viscosity test such as meets viscosity criterion, executes subsequent step, otherwise continues to stir.Wherein, viscosity criterion 300mpa.s.
Secondary agitation speed is 430r/min, mixing time 15min.To meet the slurry of viscosity criterion by the strainers of 200 mesh into
Row filtering, stands 3 days and defoams, obtain heat radiation coating of the invention after filtering.
In order to which the heat dissipation performance of the heat radiation coating obtained to above-described embodiment characterizes, according to being tested as follows
Test:
The heat radiation coating that above-described embodiment is obtained is coated in mobile phone shell, and is arranged and is not coated by dissipating for the present embodiment acquisition
The same model mobile phone of hot coating is as a comparison case.Mobile phone 60min is run, the temperature of mobile phone shell is measured, through measuring table
The surface temperature of the mobile phone shell of bright coating the present embodiment is 5 DEG C lower than the surface temperature of comparative example mobile phone shell.
In conclusion heat radiation coating of the invention can be coated in mobile phone shell, it is remarkably improved the heat dissipation performance of mobile phone shell,
Be conducive to the normal work of interior of mobile phone electronic device, and can prevent from scalding one's hand.In addition, heat radiation coating of the invention is coated on mobile phone
When shell lateral surface, the effect of protection mobile phone shell and beauty may also function as.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of heat radiation coating, which is characterized in that the heat radiation coating includes following component according to mass percent: resin 55~
65%, dispersing agent 0.65~1.05%, wetting agent 0.08~0.12%, levelling agent 0.1~0.5%, defoaming agent 0.4~0.8%,
Delustering agent 1~3%, solvent 10~14%, heat dissipation powder 4~8%, heat dissipation filler 13~17%, increases anti scuffing agent 0.5~1.5%
Thick dose 0.5~1.5%.
2. heat radiation coating according to claim 1, which is characterized in that the heat radiation coating includes such as according to mass percent
Lower component: resin 60%, wetting agent 0.1%, levelling agent 0.3%, defoaming agent 0.6%, delustering agent 2%, resists dispersing agent 0.85%
Scratch agent 1%, solvent 12.99%, heat dissipation powder 6.16%, heat dissipation filler 15%, thickener 1%.
3. heat radiation coating according to claim 1, which is characterized in that the resin is selected from epoxy resin.
4. heat radiation coating according to claim 1, which is characterized in that the solvent is selected from styrene.
5. heat radiation coating according to claim 1, which is characterized in that the heat dissipation powder is selected from graphite.
6. heat radiation coating according to claim 1, which is characterized in that the heat dissipation filler is selected from silicon carbide.
7. a kind of preparation method of such as heat radiation coating as claimed in any one of claims 1 to 6, which is characterized in that the preparation side
Method includes the following steps:
S1, each component is weighed according to the mass percent of each component in heat radiation coating, weighed each component is mixed and stirred
It mixes；
S2, the slurry after stirring is ground；
S3, the slurry after grinding is subjected to fineness test, such as meets fineness standard, executed step S4, otherwise continue to grind；
S4, the slurry for meeting fineness standard is subjected to secondary agitation, and carries out viscosity test, such as met viscosity criterion, execute step
Otherwise rapid S5 continues to stir；
S5, the slurry for meeting viscosity criterion is filtered, defoaming is stood after filtering, obtains heat radiation coating of the invention.
8. the preparation method of heat radiation coating according to claim 7, which is characterized in that in the step S1, mixing speed
For 380~420r/min, 8~12min is stirred；In the step S3, secondary agitation speed is 400~450r/min, when stirring
Between be 13~17min.
9. the preparation method of heat radiation coating according to claim 7, which is characterized in that in the step S3, fineness standard
For less than 10 μm.
10. the preparation method of heat radiation coating according to claim 7, which is characterized in that in the step S4, viscosity criterion
For 200~400mpa.s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811310465.1A CN109468022A (en) | 2018-11-06 | 2018-11-06 | Heat radiation coating and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811310465.1A CN109468022A (en) | 2018-11-06 | 2018-11-06 | Heat radiation coating and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN109468022A true CN109468022A (en) | 2019-03-15 |
Family
ID=65666725
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811310465.1A Pending CN109468022A (en) | 2018-11-06 | 2018-11-06 | Heat radiation coating and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112625600A (en) * | 2020-11-30 | 2021-04-09 | 江苏松立太阳能科技有限公司 | Heat dissipation coating for LED street lamp cap shell and manufacturing method thereof |
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| CN103589274A (en) * | 2012-08-13 | 2014-02-19 | 上海建冶科技工程股份有限公司 | Heat insulation anticorrosive paint and manufacturing method thereof |
| CN103952077A (en) * | 2014-05-08 | 2014-07-30 | 南京新伟仑材料科技有限公司 | Heat conducting coating for LED (light emitting diode) lamps |
| CN104592831A (en) * | 2015-01-13 | 2015-05-06 | 苏州环明电子科技有限公司 | Heat-conducting coating and preparation method of heat-conducting film |
| CN105219220A (en) * | 2015-10-19 | 2016-01-06 | 国网浙江省电力公司湖州供电公司 | A kind of novel high heat conducting nano heat loss through radiation coating and preparation method thereof |
| KR20160120475A (en) * | 2015-04-08 | 2016-10-18 | 동의대학교 산학협력단 | Coating solutions for thermally conductive composite with dispersion stability, preparation method thereof, and thermal conductive and heat dissipative coating layer using the same |
| CN107936777A (en) * | 2018-01-03 | 2018-04-20 | 梧州三和新材料科技有限公司 | A kind of three-dimensional network porous thermal conductive radiating element and preparation method thereof |
-
2018
- 2018-11-06 CN CN201811310465.1A patent/CN109468022A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103589274A (en) * | 2012-08-13 | 2014-02-19 | 上海建冶科技工程股份有限公司 | Heat insulation anticorrosive paint and manufacturing method thereof |
| CN103952077A (en) * | 2014-05-08 | 2014-07-30 | 南京新伟仑材料科技有限公司 | Heat conducting coating for LED (light emitting diode) lamps |
| CN104592831A (en) * | 2015-01-13 | 2015-05-06 | 苏州环明电子科技有限公司 | Heat-conducting coating and preparation method of heat-conducting film |
| KR20160120475A (en) * | 2015-04-08 | 2016-10-18 | 동의대학교 산학협력단 | Coating solutions for thermally conductive composite with dispersion stability, preparation method thereof, and thermal conductive and heat dissipative coating layer using the same |
| CN105219220A (en) * | 2015-10-19 | 2016-01-06 | 国网浙江省电力公司湖州供电公司 | A kind of novel high heat conducting nano heat loss through radiation coating and preparation method thereof |
| CN107936777A (en) * | 2018-01-03 | 2018-04-20 | 梧州三和新材料科技有限公司 | A kind of three-dimensional network porous thermal conductive radiating element and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112625600A (en) * | 2020-11-30 | 2021-04-09 | 江苏松立太阳能科技有限公司 | Heat dissipation coating for LED street lamp cap shell and manufacturing method thereof |
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Application publication date: 20190315 |