CN103756553A - Nylon dry powder heat-radiating coating - Google Patents
Nylon dry powder heat-radiating coating Download PDFInfo
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- CN103756553A CN103756553A CN201410018169.XA CN201410018169A CN103756553A CN 103756553 A CN103756553 A CN 103756553A CN 201410018169 A CN201410018169 A CN 201410018169A CN 103756553 A CN103756553 A CN 103756553A
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Abstract
The invention discloses a nylon dry powder heat-radiating coating which is prepared from the following raw materials in parts by weight: 80-86 parts of nylon TR90, 2-3 parts of 1, 4-cyclohexanedimethanol, 6-8 parts of gibbsite, 2-3 parts of acetate fiber, 1-2 parts of diisopropyl ethanol amine, 1-2 parts of ferrous sulfate, 4-7 parts of epoxy ethylhexyl stearate, 1-2 parts of konjac glucomannan, 4-6 parts of light calcium carbonate, 1-2 parts of propanediol butyl ether and 6-10 parts of modified filler. The powder coating disclosed by the invention has good scratching resistance, impact resistance and wear resistance, and is free from solvent, good in anti-aging performance, simple in preparation method and free from environmental pollution.
Description
Technical field
The present invention relates generally to a kind of powder coating, relates in particular to a kind of nylon dry powder 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 nylon dry powder heat radiation coating.
The present invention is achieved by the following technical solutions:
A kind of nylon dry powder heat radiation coating, is characterized in that what it was comprised of the raw material of following weight parts:
Nylon TR90 80-86, Isosorbide-5-Nitrae-cyclohexanedimethanol 2-3, gibbsite 6-8, cellulose acetate 2-3, diisopropyl ethanolamine 1-2, ferrous sulfate 1-2, octyl epoxy stearate 4-7, Rhizoma amorphophalli glucomannan 1-2, light calcium carbonate 4-6, propandiol butyl ether 1-2, modified filler 6-10;
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 the each raw material of residue, fully ball milling, dry, obtain described modified filler.
A preparation method for nylon dry powder heat radiation coating, comprises the following steps:
Above-mentioned gibbsite, ferrous sulfate are mixed, add cellulose acetate, octyl epoxy stearate, insulated and stirred 4-6 minute at 80-100 ℃, add the each raw material of residue, stir, send into twin screw extruder, carry out melting, extrude and granulation, wear into fine powder and cross 120-160 mesh sieve, obtaining described nylon dry powder heat radiation coating.
Advantage of the present invention is:
Powder coating of the present invention has good anti-delineation, impact resistance, abrasion resistance, solvent-free, and ageing resistance is good, and preparation method is simple, environmentally safe.
Embodiment
Embodiment 1
A kind of nylon dry powder heat radiation coating, it is characterized in that it by following weight parts (kilogram) raw material form:
Nylon TR90 86, Isosorbide-5-Nitrae-cyclohexanedimethanol 2, gibbsite 8, cellulose acetate 2, diisopropyl ethanolamine 1, ferrous sulfate 1, octyl epoxy stearate 4, Rhizoma amorphophalli glucomannan 1, light calcium carbonate 6, propandiol butyl ether 1, modified filler 10;
Described modified filler is comprised of the raw material of following weight parts:
Agalmatolite 40, chromium carbonate 2, butylated hydroxy anisole 0.6, ammonium octamolybdate 2, 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 6 minutes, add the each raw material of residue, fully ball milling, dry, obtain described modified filler.
A preparation method for nylon dry powder heat radiation coating, comprises the following steps:
Above-mentioned gibbsite, ferrous sulfate are mixed, add cellulose acetate, octyl epoxy stearate, insulated and stirred 4 minutes at 100 ℃, add the each raw material of residue, stir, send into twin screw extruder, carry out melting, extrude and granulation, wear into fine powder and cross 160 mesh sieves, obtaining described nylon dry powder heat radiation coating.
Performance test:
Appearance of film: smooth smooth, without shrinkage cavity, free of pinholes;
Test is just recoiling: pass through;
Pencil hardness test: 2H is without scuffing;
Exposure to weather(ing) 16 months is non-foaming, non-corrosive, do not ftracture, do not peel off.
Claims (2)
1. a nylon dry powder heat radiation coating, is characterized in that what it was comprised of the raw material of following weight parts:
Nylon TR90 80-86, Isosorbide-5-Nitrae-cyclohexanedimethanol 2-3, gibbsite 6-8, cellulose acetate 2-3, diisopropyl ethanolamine 1-2, ferrous sulfate 1-2, octyl epoxy stearate 4-7, Rhizoma amorphophalli glucomannan 1-2, light calcium carbonate 4-6, propandiol butyl ether 1-2, modified filler 6-10;
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 the each raw material of residue, fully ball milling, dry, obtain described modified filler.
2. a preparation method for nylon dry powder heat radiation coating as claimed in claim 1, is characterized in that comprising the following steps:
Above-mentioned gibbsite, ferrous sulfate are mixed, add cellulose acetate, octyl epoxy stearate, insulated and stirred 4-6 minute at 80-100 ℃, add the each raw material of residue, stir, send into twin screw extruder, carry out melting, extrude and granulation, wear into fine powder and cross 120-160 mesh sieve, obtaining described nylon dry powder heat radiation coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410018169.XA CN103756553A (en) | 2014-01-15 | 2014-01-15 | Nylon dry powder heat-radiating coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410018169.XA CN103756553A (en) | 2014-01-15 | 2014-01-15 | Nylon dry powder heat-radiating coating |
Publications (1)
| Publication Number | Publication Date |
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| CN103756553A true CN103756553A (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410018169.XA Pending CN103756553A (en) | 2014-01-15 | 2014-01-15 | Nylon dry powder heat-radiating coating |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105086642A (en) * | 2015-08-14 | 2015-11-25 | 安徽艳阳电气集团有限公司 | Led nylon cooling coating and preparation method thereof |
| CN112143371A (en) * | 2020-09-28 | 2020-12-29 | 湖南连心科技有限公司 | High-wear-resistance powder coating and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3764370A (en) * | 1971-11-23 | 1973-10-09 | Usm Corp | Process for coating polymeric surfaces |
| CN1120580A (en) * | 1994-10-08 | 1996-04-17 | 中国科学院兰州化学物理研究所 | Solvent-free dry film lubricant |
| CN1483778A (en) * | 2003-07-01 | 2004-03-24 | 郑州大学 | Corrosion-resisting wear-resisting powder coating for metal |
| CN102272242A (en) * | 2009-01-06 | 2011-12-07 | 艾华德·多肯股份公司 | Method for producing a powder coating |
-
2014
- 2014-01-15 CN CN201410018169.XA patent/CN103756553A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3764370A (en) * | 1971-11-23 | 1973-10-09 | Usm Corp | Process for coating polymeric surfaces |
| CN1120580A (en) * | 1994-10-08 | 1996-04-17 | 中国科学院兰州化学物理研究所 | Solvent-free dry film lubricant |
| CN1483778A (en) * | 2003-07-01 | 2004-03-24 | 郑州大学 | Corrosion-resisting wear-resisting powder coating for metal |
| CN102272242A (en) * | 2009-01-06 | 2011-12-07 | 艾华德·多肯股份公司 | Method for producing a powder coating |
Non-Patent Citations (2)
| Title |
|---|
| 庞杰等: "《功能性葡甘聚糖的设计与开发》", 28 February 2009, 中国轻工业出版社 * |
| 胡清华: "叶腊石粉理化性能与应用研究", 《安徽地质》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105086642A (en) * | 2015-08-14 | 2015-11-25 | 安徽艳阳电气集团有限公司 | Led nylon cooling coating and preparation method thereof |
| CN112143371A (en) * | 2020-09-28 | 2020-12-29 | 湖南连心科技有限公司 | High-wear-resistance powder coating and preparation method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140430 |