CN104877512A - Heat-conduction conductive paint and preparation method thereof - Google Patents
Heat-conduction conductive paint and preparation method thereof Download PDFInfo
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- CN104877512A CN104877512A CN201510259201.8A CN201510259201A CN104877512A CN 104877512 A CN104877512 A CN 104877512A CN 201510259201 A CN201510259201 A CN 201510259201A CN 104877512 A CN104877512 A CN 104877512A
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Abstract
The invention discloses heat-conduction conductive paint and a preparation method thereof. The heat-conduction conductive paint comprises the following raw materials: aluminum powder, silicon carbide, copper powder, acrylonitrile, ethyl propionate, glycerol, methyl acrylate, glacial acetic acid, diacetyl phenylamine, pitch and pigment. The preparation method comprises the following steps: mixing and putting the raw materials, that is, aluminum powder, silicon carbide, copper powder, acrylonitrile, ethyl propionate, glycerol, methyl acrylate, glacial acetic acid and diacetyl phenylamine into a reaction kettle according to parts by weight, heating to 60-80 DEG C, stirring at 5-10 DEG C, and further heating to 100 DEG C, thereby obtaining a first mixed liquid; and dropping pitch into the first mixed liquid, stirring at the speed of 5000-8000cpm until the pitch is completely dropped into the first mixed liquid, heating to 40-50 DEG C, further adding pigment, and performing ultrasonic vibration for 3-8 minutes, thereby obtaining the heat-conduction conductive paint. The heat-conduction conductive paint disclosed by the invention is good in thermal resistance, high in conductivity, good in leveling property and applicable to popularization.
Description
Technical field
The present invention relates to chemical technology field, be specifically related to a kind of heat-resisting electroconductive paints and preparation method thereof.
Background technology
Paint is that one firmly can cover body surface, plays protection, decoration, mark and the chemical mixture coating of other special purposes.Belong to organic chemical industry's macromolecular material, the film formed belongs to macromolecular compound type.In actual life, the surface of a lot of article needs to paint to process, and not only increases the aesthetic feeling of article, also effectively extends the life-span of article.
Along with the development of science and technology, the especially use of electronic product, people have very high requirement to performances such as the conductive and heat-conductive magnetic conductions of the coating of electronic product.In order to can better life and work, be badly in need of the paint will researching and developing a kind of resistance to thermal conducting, also need in addition to make moderate progress in preparation method, improve the utilization ratio of raw material.
Summary of the invention
For the deficiencies in the prior art, the object of the invention is to provide a kind of heat-resisting electroconductive paints and preparation method thereof, and this paint is with low cost, and conductive heat-resistant is good, and preparation process is simple, is easy to industrialization.
For solving existing issue, the technical scheme that the present invention takes is:
A kind of heat-resisting electroconductive paints, comprise the following raw material counted by weight: aluminium powder 25-35 part, silicon carbide 1-5 part, copper powder 1-5 part, vinyl cyanide 10-15 part, ethyl propionate 12-18 part, glycerol 10-18 part, methyl acrylate 10-16 part, Glacial acetic acid 10-15 part, di-acetyl aniline 8-15 part, pitch 5-9 part, pigment 0.2-0.5 part.
As preferably, comprise the following raw material counted by weight: comprise the following raw material counted by weight: aluminium powder 28-32 part, silicon carbide 2-4 part, copper powder 2-4 part, vinyl cyanide 12-14 part, ethyl propionate 14-16 part, glycerol 12-15 part, methyl acrylate 12-14 part, Glacial acetic acid 13-14 part, di-acetyl aniline 10-12 part, pitch 6-8 part, pigment 0.3-0.4 part.
As improvement, also comprise the ceramics powder 1-5 part with weight parts.
As preferably, the order number of described aluminium powder and copper powder is 80-120 order.
The preparation method of above-mentioned heat-resisting electroconductive paints, comprises the following steps:
Step 1, raw material is taken according to parts by weight, the mixing of aluminium powder, silicon carbide, copper powder, vinyl cyanide, ethyl propionate, glycerol, methyl acrylate, Glacial acetic acid and di-acetyl aniline is dropped in reactor, be heated to 60-80 DEG C, stir 5-10min at 5-10 DEG C, be again heated to 100 DEG C and obtain the first mixed solution;
Step 2, instills in the first mixed solution by pitch, stir until pitch drips off with 5000-8000cpm, be heated to 40-50 DEG C, then add pigment, ultrasonic vibration 3-8min obtains heat-resisting electroconductive paints simultaneously.
As preparation method preferably, step 1, during stirring, temperature is 8 DEG C, and rotating speed is 2000-3000rpm.
As preparation method preferably, step 2, pitch is with 1-3 drop/sec of instillation the first mixed solution.
beneficial effect
The present invention paints of good quality, heat-resisting, and conductive capability is strong, dropwise adding and low temperature stir process of pitch, improves the performance of paint, has good market outlook.
Embodiment
Below in conjunction with embodiment, the invention will be further described.Following examples just for performance of the present invention is clearly described, and only can not be confined to the following examples.
embodiment 1
A kind of heat-resisting electroconductive paints, comprises the following raw material counted by weight: 80 order aluminium powders 25 parts, 1 part, silicon carbide, 80 order copper powders 1 part, vinyl cyanide 10 parts, ethyl propionate 12 parts, glycerol 10 parts, methyl acrylate 10 parts, 10 parts, Glacial acetic acid, di-acetyl aniline 8 parts, pitch 5 parts, pigment 0.2 part.
The preparation method of above-mentioned heat-resisting electroconductive paints, comprises the following steps:
Step 1, raw material is taken according to parts by weight, the mixing of aluminium powder, silicon carbide, copper powder, vinyl cyanide, ethyl propionate, glycerol, methyl acrylate, Glacial acetic acid and di-acetyl aniline is dropped in reactor, be heated to 60 DEG C, stir 5min with 2000rpm at 5 DEG C, be again heated to 100 DEG C and obtain the first mixed solution;
Step 2, instills in the first mixed solution by pitch with the speed of 1 drop/sec, stirs until pitch drips off with 5000cpm simultaneously, is heated to 40 DEG C, then adds pigment, ultrasonic vibration 3min and vibrational frequency is 18KHz obtains heat-resisting electroconductive paints.
embodiment 2
A kind of heat-resisting electroconductive paints, comprises the following raw material counted by weight: 100 order aluminium powders 32 parts, 4 parts, silicon carbide, 100 order copper powders 4 parts, vinyl cyanide 14 parts, ethyl propionate 15 parts, glycerol 15 parts, methyl acrylate 14 parts, 14 parts, Glacial acetic acid, di-acetyl aniline 12 parts, pitch 8 parts, pigment 0.4 part.
The preparation method of above-mentioned heat-resisting electroconductive paints, comprises the following steps:
Step 1, raw material is taken according to parts by weight, the mixing of aluminium powder, silicon carbide, copper powder, vinyl cyanide, ethyl propionate, glycerol, methyl acrylate, Glacial acetic acid and di-acetyl aniline is dropped in reactor, be heated to 70 DEG C, stir 8min with 2500rpm at 8 DEG C, be again heated to 100 DEG C and obtain the first mixed solution;
Step 2, instills in the first mixed solution by pitch with the speed of 2 drops/sec, stirs until pitch drips off with 7000cpm simultaneously, is heated to 45 DEG C, then adds pigment, ultrasonic vibration 5min and vibrational frequency is 20KHz obtains heat-resisting electroconductive paints.
embodiment 3
A kind of heat-resisting electroconductive paints, comprises the following raw material counted by weight: 120 order aluminium powders 35 parts, 5 parts, silicon carbide, 120 order copper powders 5 parts, vinyl cyanide 15 parts, ethyl propionate 18 parts, glycerol 18 parts, methyl acrylate 16 parts, 15 parts, Glacial acetic acid, di-acetyl aniline 15 parts, pitch 9 parts, pigment 0.5 part.
The preparation method of above-mentioned heat-resisting electroconductive paints, comprises the following steps:
Step 1, raw material is taken according to parts by weight, the mixing of aluminium powder, silicon carbide, copper powder, vinyl cyanide, ethyl propionate, glycerol, methyl acrylate, Glacial acetic acid and di-acetyl aniline is dropped in reactor, be heated to 80 DEG C, stir 10min with 3000rpm at 10 DEG C, be again heated to 100 DEG C and obtain the first mixed solution;
Step 2, instills in the first mixed solution by pitch with the speed of 3 drops/sec, stirs until pitch drips off with 8000cpm simultaneously, is heated to 50 DEG C, then adds pigment, ultrasonic vibration 8min and vibrational frequency is 21KHz obtains heat-resisting electroconductive paints.
embodiment 4
A kind of heat-resisting electroconductive paints, comprises the following raw material counted by weight: 100 order aluminium powders 32 parts, 4 parts, silicon carbide, 100 order copper powders 4 parts, vinyl cyanide 14 parts, ethyl propionate 15 parts, glycerol 15 parts, methyl acrylate 14 parts, 14 parts, Glacial acetic acid, di-acetyl aniline 12 parts, pitch 8 parts, pigment 0.4 part, ceramics powder 1-5 part.
The preparation method of above-mentioned heat-resisting electroconductive paints, comprises the following steps:
Step 1, raw material is taken according to parts by weight, the mixing of aluminium powder, silicon carbide, copper powder, vinyl cyanide, ethyl propionate, glycerol, methyl acrylate, Glacial acetic acid, di-acetyl aniline and ceramics powder is dropped in reactor, be heated to 70 DEG C, stir 8min with 2500rpm at 8 DEG C, be again heated to 100 DEG C and obtain the first mixed solution;
Step 2, instills in the first mixed solution by pitch with the speed of 2 drops/sec, stirs until pitch drips off with 7000cpm simultaneously, is heated to 45 DEG C, then adds pigment, ultrasonic vibration 5min and vibrational frequency is 20KHz obtains heat-resisting electroconductive paints.
comparative example 1
A kind of heat-resisting electroconductive paints, comprises the following raw material counted by weight: 100 order aluminium powders 32 parts, 4 parts, silicon carbide, 100 order copper powders 4 parts, vinyl cyanide 14 parts, ethyl propionate 15 parts, glycerol 15 parts, methyl acrylate 14 parts, 14 parts, Glacial acetic acid, di-acetyl aniline 12 parts, pitch 8 parts, pigment 0.4 part.
The preparation method of above-mentioned heat-resisting electroconductive paints, comprises the following steps:
Step 1, raw material is taken according to parts by weight, the mixing of aluminium powder, silicon carbide, copper powder, vinyl cyanide, ethyl propionate, glycerol, methyl acrylate, Glacial acetic acid and di-acetyl aniline is dropped in reactor, be heated to 70 DEG C, stir 8min with 2500rpm under normal temperature, be again heated to 100 DEG C and obtain the first mixed solution;
Step 2, instills in the first mixed solution by pitch with the speed of 2 drops/sec, stirs until pitch drips off with 7000cpm simultaneously, is heated to 45 DEG C, then adds pigment, ultrasonic vibration 5min and vibrational frequency is 20KHz obtains heat-resisting electroconductive paints.
comparative example 2
A kind of heat-resisting electroconductive paints, comprises the following raw material counted by weight: 100 order aluminium powders 32 parts, 4 parts, silicon carbide, 100 order copper powders 4 parts, vinyl cyanide 14 parts, ethyl propionate 15 parts, glycerol 15 parts, methyl acrylate 14 parts, 14 parts, Glacial acetic acid, di-acetyl aniline 12 parts, pitch 8 parts, pigment 0.4 part.
The preparation method of above-mentioned heat-resisting electroconductive paints, comprises the following steps:
Step 1, raw material is taken according to parts by weight, the mixing of aluminium powder, silicon carbide, copper powder, vinyl cyanide, ethyl propionate, glycerol, methyl acrylate, Glacial acetic acid and di-acetyl aniline is dropped in reactor, be heated to 70 DEG C, stir 8min with 2500rpm at 8 DEG C, be again heated to 100 DEG C and obtain the first mixed solution;
Step 2, adds in the first mixed solution by pitch, stir until pitch drips off with 7000cpm simultaneously, be heated to 45 DEG C, then add pigment, ultrasonic vibration 5min and vibrational frequency is 20KHz obtains heat-resisting electroconductive paints.
performance test
Test embodiment of the present invention 1-4 and the heat-resisting electroconductive paints of comparative example 1-2 gained, the data obtained is as shown in the table:
As can be seen from upper table data, the surface drying of the present invention's heat-resisting heat conduction paint is fast, and the time of doing solid work is short, good conductivity, high temperature resistant, as can be seen from embodiment 2 and comparative example 1-2, adopt pitch dropwise to add and improve raw material availability, low temperature stirs the performance that improve paint equally, very practical.
Claims (7)
1. a heat-resisting electroconductive paints, is characterized in that, comprises the following raw material counted by weight: aluminium powder 25-35 part, silicon carbide 1-5 part, copper powder 1-5 part, vinyl cyanide 10-15 part, ethyl propionate 12-18 part, glycerol 10-18 part, methyl acrylate 10-16 part, Glacial acetic acid 10-15 part, di-acetyl aniline 8-15 part, pitch 5-9 part, pigment 0.2-0.5 part.
2. heat-resisting electroconductive paints according to claim 1, is characterized in that, comprises the following raw material counted by weight: aluminium powder 28-32 part, silicon carbide 2-4 part, copper powder 2-4 part, vinyl cyanide 12-14 part, ethyl propionate 14-16 part, glycerol 12-15 part, methyl acrylate 12-14 part, Glacial acetic acid 13-14 part, di-acetyl aniline 10-12 part, pitch 6-8 part, pigment 0.3-0.4 part.
3. heat-resisting electroconductive paints according to claim 1, is characterized in that: also comprise the ceramics powder 1-5 part with weight parts.
4. heat-resisting electroconductive paints according to claim 1, is characterized in that: the order number of described aluminium powder and copper powder is 80-120 order.
5. the preparation method of heat-resisting electroconductive paints according to claim 1, is characterized in that, comprise the following steps:
Step 1, raw material is taken according to parts by weight, the mixing of aluminium powder, silicon carbide, copper powder, vinyl cyanide, ethyl propionate, glycerol, methyl acrylate, Glacial acetic acid and di-acetyl aniline is dropped in reactor, be heated to 60-80 DEG C, stir 5-10min at 5-10 DEG C, be again heated to 100 DEG C and obtain the first mixed solution;
Step 2, instills in the first mixed solution by pitch, stir until pitch drips off with 5000-8000cpm, be heated to 40-50 DEG C, then add pigment, ultrasonic vibration 3-8min obtains heat-resisting electroconductive paints simultaneously.
6. the preparation method of heat-resisting electroconductive paints according to claim 5, is characterized in that: step 1, and during stirring, temperature is 8 DEG C, and rotating speed is 2000-3000rpm.
7. the preparation method of heat-resisting electroconductive paints according to claim 5, is characterized in that: step 2, and pitch is with 1-3 drop/sec of instillation the first mixed solution.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510259201.8A CN104877512A (en) | 2015-05-20 | 2015-05-20 | Heat-conduction conductive paint and preparation method thereof |
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| CN201510259201.8A CN104877512A (en) | 2015-05-20 | 2015-05-20 | Heat-conduction conductive paint and preparation method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0433783A1 (en) * | 1989-12-09 | 1991-06-26 | Herberts Gesellschaft mit beschränkter Haftung | Aqueous coating composition for electrodepostion and its use in making multilayer paint systems |
| JP2012214744A (en) * | 2011-03-30 | 2012-11-08 | Mitsui Chemicals Inc | Under-coating agent for release substrate |
| CN102838909A (en) * | 2012-10-16 | 2012-12-26 | 湖南湘江关西涂料有限公司 | Conducting primer for electrostatic coating of plastic base material and preparation method thereof |
| CN102977653A (en) * | 2012-12-14 | 2013-03-20 | 浙江工商大学 | Fireproof and waterproof paint and preparation method thereof |
| CN103232799A (en) * | 2013-05-16 | 2013-08-07 | 佩特化工(上海)有限公司 | Conductive coating for electrode of capacitive inductor of intelligent touch screen and preparation method |
| CN104479537A (en) * | 2014-11-21 | 2015-04-01 | 芜湖市鸿坤汽车零部件有限公司 | Wear-resistant heat-resistant anticorrosive paint and preparation method thereof |
-
2015
- 2015-05-20 CN CN201510259201.8A patent/CN104877512A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0433783A1 (en) * | 1989-12-09 | 1991-06-26 | Herberts Gesellschaft mit beschränkter Haftung | Aqueous coating composition for electrodepostion and its use in making multilayer paint systems |
| JP2012214744A (en) * | 2011-03-30 | 2012-11-08 | Mitsui Chemicals Inc | Under-coating agent for release substrate |
| CN102838909A (en) * | 2012-10-16 | 2012-12-26 | 湖南湘江关西涂料有限公司 | Conducting primer for electrostatic coating of plastic base material and preparation method thereof |
| CN102977653A (en) * | 2012-12-14 | 2013-03-20 | 浙江工商大学 | Fireproof and waterproof paint and preparation method thereof |
| CN103232799A (en) * | 2013-05-16 | 2013-08-07 | 佩特化工(上海)有限公司 | Conductive coating for electrode of capacitive inductor of intelligent touch screen and preparation method |
| CN104479537A (en) * | 2014-11-21 | 2015-04-01 | 芜湖市鸿坤汽车零部件有限公司 | Wear-resistant heat-resistant anticorrosive paint and preparation method thereof |
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Application publication date: 20150902 |
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