CN103756421A - Environment-friendly black heat dissipation coating - Google Patents
Environment-friendly black heat dissipation coating Download PDFInfo
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- CN103756421A CN103756421A CN201410018127.6A CN201410018127A CN103756421A CN 103756421 A CN103756421 A CN 103756421A CN 201410018127 A CN201410018127 A CN 201410018127A CN 103756421 A CN103756421 A CN 103756421A
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Abstract
The invention discloses an environment-friendly black heat dissipation coating which consists of the following raw materials in parts by weight: 82-90 parts of high-density polyethylene, 3-5 parts of ceramic powder, 0.2-0.4 part of polyethylene glycol octylphenol ether, 0.1-0.3 part of cerium dioxide, 4-6 parts of dibutyl maleate, 1-2 parts of ammonium molybdate, 1-2 parts of ethyl naphthol, 10-14 parts of nano bauxite, 1-2 parts of antimony trioxide, 1-2 parts of potassium hydrogen sulfate, 2-4 parts of calcium aluminate, 1-2 parts of polybenzimidazole, 2-3 parts of carbon black, 1-2 parts of iron oxide black and 5-7 parts of modified filler. The powder coating disclosed by the invention has the advantages of strong adhesion, stripping resistance, long service life, stable performance, no toxicity and good heat dissipation property.
Description
Technical field
The present invention relates generally to a kind of powder coating, relates in particular to a kind of environment-friendly black heat radiation coating.
Background technology
Heat conduction and heat radiation coating is widely used in computer, notebook computer, LED illumination, communication, rectifier, and medical treatment and industrial equipments etc. has the field of heat radiation requirement, is mainly coated in the surface of scatterer.
The heat radiation coating of producing at present is generally applied to heat radiation and the heat radiation of LED light fixture of the components and parts of the electronic products such as CPU more, medium for brushing is had relatively high expectations, not strong for more coarse, loose body surface sticking power, result of use is undesirable, and the scope of application is less.
Summary of the invention
The object of the invention is just to provide a kind of environment-friendly black heat radiation coating.
The present invention is achieved by the following technical solutions:
An environment-friendly black heat radiation coating, is characterized in that what it was comprised of the raw material of following weight parts:
High density polyethylene(HDPE) 82-90, ceramics powder 3-5, Triton X-100 0.2-0.4, cerium dioxide 0.1-0.3, dibutyl maleate 4-6, ammonium molybdate 1-2, ethyl naphthol 1-2, nano aluminum alumina 10-14, antimonous oxide 1-2, sal enixum 1-2, calcium aluminate 2-4, polybenzimidazole 1-2, carbon black 2-3, iron oxide black 1-2, modified filler 5-7;
Described modified filler is comprised of the raw material of following weight parts:
Agalmatolite 30-40, chromium carbonate 2-3, butylated hydroxy anisole 0.6-1, ammonium octamolybdate 1-2, tetrafluoroethylene 3-5, Graphite Powder 99 2-3, bone black 2-3, ricinolic acid 0.4-1;
Above-mentioned agalmatolite is calcined to 1-2 hour at 500-600 ℃, after discharging is cooling and tetrafluoroethylene, bone black, Graphite Powder 99 mixing and ball milling 10-20 minute, add ammonium octamolybdate, butylated hydroxy anisole, be stirred and heated to 70-90 ℃, insulation 10-16 minute, add chromium carbonate, 300-400 rev/min is stirred 4-6 minute, adds each raw material of residue, fully ball milling, dry, obtain described modified filler.
A preparation method for environment-friendly black heat radiation coating, comprises the following steps:
Above-mentioned each raw material except carbon black, iron oxide black is mixed, stir, send into twin screw extruder, carry out melting, extrude and granulation, add carbon black iron oxide black, wear into fine powder and cross 100-120 mesh sieve, obtain described environment-friendly black heat radiation coating.
Advantage of the present invention is:
Powder coating strong adhesion of the present invention, resistance to peeling off, long service life, stable performance, nontoxic, thermal diffusivity is good.
Embodiment
Embodiment 1
An environment-friendly black heat radiation coating, it is characterized in that it by following weight parts (kilogram) raw material form:
High density polyethylene(HDPE) 90, ceramics powder 3, Triton X-100 0.4, cerium dioxide 0.1, dibutyl maleate 4, ammonium molybdate 1, ethyl naphthol 1-2, nano aluminum alumina 14, antimonous oxide 2, sal enixum 1, calcium aluminate 2, polybenzimidazole 1, carbon black 2-3, iron oxide black 1, modified filler 5;
Described modified filler is comprised of the raw material of following weight parts:
Agalmatolite 40, chromium carbonate 3, butylated hydroxy anisole 0.6, ammonium octamolybdate 1, tetrafluoroethylene 5, Graphite Powder 99 2, bone black 2, ricinolic acid 0.4;
Above-mentioned agalmatolite is calcined 2 hours at 600 ℃, after discharging is cooling and tetrafluoroethylene, bone black, Graphite Powder 99 mixing and ball milling 20 minutes, add ammonium octamolybdate, butylated hydroxy anisole, be stirred and heated to 90 ℃, be incubated 16 minutes, add chromium carbonate, 400 revs/min are stirred 4 minutes, add each raw material of residue, fully ball milling, dry, obtain described modified filler.
A preparation method for environment-friendly black heat radiation coating, comprises the following steps:
Above-mentioned each raw material except carbon black, iron oxide black is mixed, stir, send into twin screw extruder, carry out melting, extrude and granulation, add carbon black iron oxide black, wear into fine powder and cross 120 mesh sieves, obtain described environment-friendly black heat radiation coating.
Performance test:
Appearance of film: smooth smooth, without shrinkage cavity, free of pinholes;
Test is just recoiling: by;
Pencil hardness test: 2H is without scuffing.
Claims (2)
1. an environment-friendly black heat radiation coating, is characterized in that what it was comprised of the raw material of following weight parts:
High density polyethylene(HDPE) 82-90, ceramics powder 3-5, Triton X-100 0.2-0.4, cerium dioxide 0.1-0.3, dibutyl maleate 4-6, ammonium molybdate 1-2, ethyl naphthol 1-2, nano aluminum alumina 10-14, antimonous oxide 1-2, sal enixum 1-2, calcium aluminate 2-4, polybenzimidazole 1-2, carbon black 2-3, iron oxide black 1-2, modified filler 5-7;
Described modified filler is comprised of the raw material of following weight parts:
Agalmatolite 30-40, chromium carbonate 2-3, butylated hydroxy anisole 0.6-1, ammonium octamolybdate 1-2, tetrafluoroethylene 3-5, Graphite Powder 99 2-3, bone black 2-3, ricinolic acid 0.4-1;
Above-mentioned agalmatolite is calcined to 1-2 hour at 500-600 ℃, after discharging is cooling and tetrafluoroethylene, bone black, Graphite Powder 99 mixing and ball milling 10-20 minute, add ammonium octamolybdate, butylated hydroxy anisole, be stirred and heated to 70-90 ℃, insulation 10-16 minute, add chromium carbonate, 300-400 rev/min is stirred 4-6 minute, adds each raw material of residue, fully ball milling, dry, obtain described modified filler.
2. a preparation method for environment-friendly black heat radiation coating as claimed in claim 1, is characterized in that comprising the following steps:
Above-mentioned each raw material except carbon black, iron oxide black is mixed, stir, send into twin screw extruder, carry out melting, extrude and granulation, add carbon black iron oxide black, wear into fine powder and cross 100-120 mesh sieve, obtain described environment-friendly black heat radiation coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410018127.6A CN103756421A (en) | 2014-01-15 | 2014-01-15 | Environment-friendly black heat dissipation coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410018127.6A CN103756421A (en) | 2014-01-15 | 2014-01-15 | Environment-friendly black heat dissipation coating |
Publications (1)
| Publication Number | Publication Date |
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| CN103756421A true CN103756421A (en) | 2014-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201410018127.6A Pending CN103756421A (en) | 2014-01-15 | 2014-01-15 | Environment-friendly black heat dissipation coating |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104844995A (en) * | 2015-04-11 | 2015-08-19 | 安徽中威光电材料有限公司 | Polytetrafluoroethylene based nano-cerium oxide doped heat dissipation material for LED light sources and preparation method thereof |
| CN109244168A (en) * | 2018-09-28 | 2019-01-18 | 浙江中聚材料有限公司 | Heat dissipation type high photovoltaic backboard and its making apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1246495A (en) * | 1998-09-01 | 2000-03-08 | 四川联合大学 | High-density polyethylene based composition with high thermal conductivity |
| CN101333400A (en) * | 2008-07-11 | 2008-12-31 | 孙志海 | Energy-conserving fire retardant and heat insulation spray finishing material |
| CN103031024A (en) * | 2012-11-22 | 2013-04-10 | 杭州五源科技实业有限公司 | Marine anticorrosive powdered paint and preparation method thereof |
| CN103351772A (en) * | 2013-05-30 | 2013-10-16 | 蚌埠市时代电子有限公司 | Acid and alkali resistant heat dissipating coating and preparation method thereof |
-
2014
- 2014-01-15 CN CN201410018127.6A patent/CN103756421A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1246495A (en) * | 1998-09-01 | 2000-03-08 | 四川联合大学 | High-density polyethylene based composition with high thermal conductivity |
| CN101333400A (en) * | 2008-07-11 | 2008-12-31 | 孙志海 | Energy-conserving fire retardant and heat insulation spray finishing material |
| CN103031024A (en) * | 2012-11-22 | 2013-04-10 | 杭州五源科技实业有限公司 | Marine anticorrosive powdered paint and preparation method thereof |
| CN103351772A (en) * | 2013-05-30 | 2013-10-16 | 蚌埠市时代电子有限公司 | Acid and alkali resistant heat dissipating coating and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104844995A (en) * | 2015-04-11 | 2015-08-19 | 安徽中威光电材料有限公司 | Polytetrafluoroethylene based nano-cerium oxide doped heat dissipation material for LED light sources and preparation method thereof |
| CN109244168A (en) * | 2018-09-28 | 2019-01-18 | 浙江中聚材料有限公司 | Heat dissipation type high photovoltaic backboard and its making apparatus |
| CN109244168B (en) * | 2018-09-28 | 2024-04-19 | 浙江中聚材料有限公司 | High heat dissipation type solar photovoltaic backboard and manufacturing equipment thereof |
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Application publication date: 20140430 |