CN103589332A - Nano aluminum nitride heat dissipation dope for meter housings and preparation method of nano aluminum nitride heat dissipation dope - Google Patents
Nano aluminum nitride heat dissipation dope for meter housings and preparation method of nano aluminum nitride heat dissipation dope Download PDFInfo
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- CN103589332A CN103589332A CN201310474781.3A CN201310474781A CN103589332A CN 103589332 A CN103589332 A CN 103589332A CN 201310474781 A CN201310474781 A CN 201310474781A CN 103589332 A CN103589332 A CN 103589332A
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Abstract
The invention discloses a nano aluminum nitride heat dissipation dope for meter housings and a preparation method of the nano aluminum nitride heat dissipation dope. The nano aluminum nitride heat dissipation dope is made from the following materials in parts by weight: 25-28 parts of organic silicon resin, 10-12 parts of E-12 epoxy resin, 4-5 parts of triethylene tetramine, 12-14 parts of nano aluminum nitride powder, 3-4 parts of white alum powder, 2-3 parts of glacial acetic acid, 2-3 parts of vinyl tri(beta-methoxy ethoxy)silane, 1-2 parts of accelerant, 8-10 parts of tributyl citrate, 1-2 parts of zinc naphthenate, 10-12 parts of methyl ethyl ketone, 10-12 parts of xylene, 1-2 parts of copper oxide, 3-4 parts of dimethyl silicon oil, 2-3 parts of aluminum stearate, 1-2 parts of barium metaborate and 4-5 parts of film forming assistant. By adding nano aluminum nitride powder, the dope has high heat conduction rate, good heat dissipation effect and good film-forming property; organic silicon resin is used as a base material of the dope, so that the dope has good insulating property and excellent thermal oxidation stability; the dope has good lubricity, is easily applied, has large adhesive property, does not easily fall, is antibacterial and has good heat resistance.
Description
Technical field
The invention belongs to technical field of coatings, relate to a kind of heat radiation coating, more particularly, is a kind of nano aluminum nitride heat radiation coating for meter housing and preparation method thereof.
Background technology
Along with science and technology progress, all kinds of instrument are also arisen at the historic moment, the heat that instrument is distributed generally can be very not fast, but can long term operation due to instrument, put aside a lot of heats, if distribute heat not in time, can cause instrument overheated, impact normal operation, also easily damages.The coating of the current design of the performance characteristics for instrument is fewer, can not meet the requirement of productive life, and heat dissipation problem is also just more and more focused on by people.There is heatproof and ageing-resistant poor and little to substrate bonding power, the not good and unhandy technical problem of radiating effect in the material that current instrument heat radiation coating is used, is difficult to meet the requirement of heat radiation.
Summary of the invention
The object of this invention is to provide a kind of nano aluminum nitride heat radiation coating for meter housing and preparation method thereof, it is large that coating of the present invention has cohesive force, good film-forming property, the advantage that heat extraction coefficient is large.
The technical solution adopted in the present invention is:
A nano aluminum nitride heat radiation coating for meter housing, is characterized in that being made by the raw material of following weight part: silicone resin 25-28, E-12 epoxy resin 10-12, triethylene tetramine 4-5, nano silicon nitride aluminium powder 12-14, alum powder 3-4, Glacial acetic acid 2-3, vinyl three ('beta '-methoxy oxyethyl group) silane 2-3, captax 1-2, tributyl citrate 8-10, zinc naphthenate 1-2, methylethylketone 10-12, dimethylbenzene 10-12, cupric oxide 1-2, dimethyl silicone oil 3-4, aluminum stearate 2-3, barium metaborate 1-2, film coalescence aid 4-5;
Described film coalescence aid is made by the raw material of following weight part: nanometer jade powder 1-2, silane resin acceptor kh-550 1-2, alcohol ester 12 3-4, polyisobutene 1-2, polyvinyl butyral acetal 1-2,2-amino-2-methyl-1-propyl alcohol 2-3, itaconic ester 3-4, morpholine 2-3,1-hydroxyethyl-2-oil-based imidazoline 0.2-0.3, dimethylbenzene 8-10, peroxidation trimethylacetic acid tert-butyl ester 0.3-0.4, ethyl ester ethyl ester 14-15; Preparation method is: nanometer jade powder, polyisobutene, polyvinyl butyral acetal, 2-amino-2-methyl-1-propyl alcohol are mixed, join in ethyl acetate and dimethylbenzene mixed solvent, stir 5-10 minute, be heated to 70-75 ℃, stir 15-30 minute under 1000-1500 rev/min, then add alcohol ester 12, Silane coupling agent KH550,1-hydroxyethyl-2-oil-based imidazoline, stirring reaction 15-30 minute, add other remaining component, stirring reaction 45-60 minute, obtains again.
The preparation method of the described nano aluminum nitride heat radiation coating for meter housing, it is characterized in that comprising the following steps: by Glacial acetic acid, tributyl citrate, methylethylketone, dimethylbenzene, nano silicon nitride aluminium powder mixes, be heated to 50-60 ℃, stirring reaction 30-40 minute, then, be warming up to 60-70 ℃, add silicone resin, E-12 epoxy resin, triethylene tetramine, cupric oxide, vinyl three ('beta '-methoxy oxyethyl group) silane, under 1300-1800 rev/min, stir 30-40 minute, add again other remaining component, continuation is at 1300-1800 rev/min of lower stirring reaction 60-80 minute, grinding obtains slurry, obtain.
Beneficial effect of the present invention
The present invention is by adding nano silicon nitride aluminium powder, and heat conduction speed is high, good heat dissipation effect, good film-forming property; This coating is used silicone resin as base material, and good insulating, has excellent thermo-oxidative stability; Lubricated with coating of the present invention is good, easily construction, and cohesive force is large, and difficult drop-off is antibiotic, good heat resistance.
Embodiment
A nano aluminum nitride heat radiation coating for meter housing, by following weight part (kilogram) raw material make: silicone resin 27, E-12 epoxy resin 11, triethylene tetramine 4, nano silicon nitride aluminium powder 13, alum powder 3, Glacial acetic acid 2, vinyl three ('beta '-methoxy oxyethyl group) silane 2, captax 1, tributyl citrate 9, zinc naphthenate 1, methylethylketone 11, dimethyl silicone oil 3, dimethylbenzene 11, cupric oxide 1, aluminum stearate 2, barium metaborate 1, film coalescence aid 4;
Described film coalescence aid by following weight part (kilogram) raw material make: nanometer jade powder 1, silane resin acceptor kh-550 1, alcohol ester 12, polyisobutene 1, polyvinyl butyral acetal 1,2-amino-2-methyl-1-propyl alcohol 2, itaconic ester 3, morpholine 2,1-hydroxyethyl-2-oil-based imidazoline 0.2, dimethylbenzene 9, the peroxidation trimethylacetic acid tert-butyl ester 0.3, ethyl ester ethyl ester 14; Preparation method is: nanometer jade powder, polyisobutene, polyvinyl butyral acetal, 2-amino-2-methyl-1-propyl alcohol are mixed, join in ethyl acetate and dimethylbenzene mixed solvent, stir 7 minutes, be heated to 70 ℃, stir 20 minutes under 1300 revs/min, then add alcohol ester 12, Silane coupling agent KH550,1-hydroxyethyl-2-oil-based imidazoline, stirring reaction 20 minutes, add other remaining component, stirring reaction 50 minutes, obtains again.
The preparation method of the described nano aluminum nitride heat radiation coating for meter housing, comprise the following steps: Glacial acetic acid, tributyl citrate, methylethylketone, dimethylbenzene, nano silicon nitride aluminium powder are mixed, be heated to 55 ℃, stirring reaction 35 minutes, then, be warming up to 65 ℃, add silicone resin, E-12 epoxy resin, triethylene tetramine, cupric oxide, vinyl three ('beta '-methoxy oxyethyl group) silane, under 1500 revs/min, stir 35 minutes, add again other remaining component, continuation, 1500 revs/min of lower stirring reactions 70 minutes, is ground and is obtained slurry, obtains.
Coating of the present invention is applied on meter housing to artificial accelerated aging test under 80 ℃ and 300W ultraviolet light irradiation condition, 5000 hours ageing-resistant time, 260 ℃ of heatproof high temperature, bonding shearing force 19MPa., thermal conductivity 260W/(mK).
Claims (2)
1. for a nano aluminum nitride heat radiation coating for meter housing, it is characterized in that being made by the raw material of following weight part: silicone resin 25-28, E-12 epoxy resin 10-12, triethylene tetramine 4-5, nano silicon nitride aluminium powder 12-14, alum powder 3-4, Glacial acetic acid 2-3, vinyl three ('beta '-methoxy oxyethyl group) silane 2-3, captax 1-2, tributyl citrate 8-10, zinc naphthenate 1-2, methylethylketone 10-12, dimethyl silicone oil 3-4, dimethylbenzene 10-12, cupric oxide 1-2, aluminum stearate 2-3, barium metaborate 1-2, film coalescence aid 4-5;
Described film coalescence aid is made by the raw material of following weight part: nanometer jade powder 1-2, silane resin acceptor kh-550 1-2, alcohol ester 12 3-4, polyisobutene 1-2, polyvinyl butyral acetal 1-2,2-amino-2-methyl-1-propyl alcohol 2-3, itaconic ester 3-4, morpholine 2-3,1-hydroxyethyl-2-oil-based imidazoline 0.2-0.3, dimethylbenzene 8-10, peroxidation trimethylacetic acid tert-butyl ester 0.3-0.4, ethyl ester ethyl ester 14-15; Preparation method is: nanometer jade powder, polyisobutene, polyvinyl butyral acetal, 2-amino-2-methyl-1-propyl alcohol are mixed, join in ethyl acetate and dimethylbenzene mixed solvent, stir 5-10 minute, be heated to 70-75 ℃, stir 15-30 minute under 1000-1500 rev/min, then add alcohol ester 12, Silane coupling agent KH550,1-hydroxyethyl-2-oil-based imidazoline, stirring reaction 15-30 minute, add other remaining component, stirring reaction 45-60 minute, obtains again.
2. the preparation method of the nano aluminum nitride heat radiation coating for meter housing according to claim 1, it is characterized in that comprising the following steps: by Glacial acetic acid, tributyl citrate, methylethylketone, dimethylbenzene, nano silicon nitride aluminium powder mixes, be heated to 50-60 ℃, stirring reaction 30-40 minute, then, be warming up to 60-70 ℃, add silicone resin, E-12 epoxy resin, triethylene tetramine, cupric oxide, vinyl three ('beta '-methoxy oxyethyl group) silane, under 1300-1800 rev/min, stir 30-40 minute, add again other remaining component, continuation is at 1300-1800 rev/min of lower stirring reaction 60-80 minute, grinding obtains slurry, obtain.
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| CN201310474781.3A CN103589332A (en) | 2013-10-12 | 2013-10-12 | Nano aluminum nitride heat dissipation dope for meter housings and preparation method of nano aluminum nitride heat dissipation dope |
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| CN201310474781.3A CN103589332A (en) | 2013-10-12 | 2013-10-12 | Nano aluminum nitride heat dissipation dope for meter housings and preparation method of nano aluminum nitride heat dissipation dope |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105925135A (en) * | 2016-06-08 | 2016-09-07 | 合肥市燕美粉末涂料有限公司 | Heat dissipation powder coating for engine surface layer and preparation method of heat dissipation powder coating |
| CN106566409A (en) * | 2016-11-08 | 2017-04-19 | 铜陵中锐电子科技有限公司 | AlN radiator surface radiating composite coating material for LED and preparing method of AlN radiator surface radiating composite coating material |
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| CN102775907A (en) * | 2012-08-21 | 2012-11-14 | 华塑（青岛）科技有限公司 | Heat dissipation coating for LED (Light-Emitting Diode) lamp |
| CN102775908A (en) * | 2012-08-21 | 2012-11-14 | 华塑（青岛）科技有限公司 | Preparation method of heat-dissipation coating for LED (Light Emitting Diode) lamps |
| CN102911535A (en) * | 2012-10-31 | 2013-02-06 | 华南理工大学 | Ceramic membrane cooling coating for LED radiator and preparation method of ceramic membrane cooling coating |
| CN103122197A (en) * | 2013-01-31 | 2013-05-29 | 中科院广州化学有限公司 | Resin-based flexible ceramic protective coating |
| CN103205149A (en) * | 2012-01-17 | 2013-07-17 | 帛宏兴业股份有限公司 | Heat radiation material, heat radiation structure, and preparation method thereof |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103205149A (en) * | 2012-01-17 | 2013-07-17 | 帛宏兴业股份有限公司 | Heat radiation material, heat radiation structure, and preparation method thereof |
| CN102775907A (en) * | 2012-08-21 | 2012-11-14 | 华塑（青岛）科技有限公司 | Heat dissipation coating for LED (Light-Emitting Diode) lamp |
| CN102775908A (en) * | 2012-08-21 | 2012-11-14 | 华塑（青岛）科技有限公司 | Preparation method of heat-dissipation coating for LED (Light Emitting Diode) lamps |
| CN102911535A (en) * | 2012-10-31 | 2013-02-06 | 华南理工大学 | Ceramic membrane cooling coating for LED radiator and preparation method of ceramic membrane cooling coating |
| CN103122197A (en) * | 2013-01-31 | 2013-05-29 | 中科院广州化学有限公司 | Resin-based flexible ceramic protective coating |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105925135A (en) * | 2016-06-08 | 2016-09-07 | 合肥市燕美粉末涂料有限公司 | Heat dissipation powder coating for engine surface layer and preparation method of heat dissipation powder coating |
| CN106566409A (en) * | 2016-11-08 | 2017-04-19 | 铜陵中锐电子科技有限公司 | AlN radiator surface radiating composite coating material for LED and preparing method of AlN radiator surface radiating composite coating material |
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