CN106513286A - Preparing method of high-cooling machine shell material - Google Patents

Preparing method of high-cooling machine shell material Download PDF

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Publication number
CN106513286A
CN106513286A CN201610870349.XA CN201610870349A CN106513286A CN 106513286 A CN106513286 A CN 106513286A CN 201610870349 A CN201610870349 A CN 201610870349A CN 106513286 A CN106513286 A CN 106513286A
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stirring
base material
mixed
mixing
added
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周丽花
薛荣飞
徐越
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Changzhou Dingri Environmental Protection Technology Co Ltd
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Changzhou Dingri Environmental Protection Technology Co Ltd
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    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
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Abstract

The invention relates to a preparing method of a high-cooling machine shell material, and belongs to the technical field of machine shell material preparing. According to the method, water-borne epoxy resin, nanosilicon dioxide and other substances are firstly mixed and stirred, a mixed solution I is obtained, nickel aminosulfonate, boric acid and other substances are mixed and heated, a mixture and the mixed solution I are stirred and mixed, a component A is obtained, methyl alcohol and octaphenyl polyoxyethyiene are mixed and heated, substances like propargyl alcohol are added for heating, after cooling, acinol is added, a reaction solution is obtained, finally, a copper base material blown dry is soaked in the reaction solution, and after the copper base material is taken out, the surface of the material is coated with the component A; the prepared high-cooling machine shell material is high in heat conduction coefficient, and reaches 18.5-23.6W(m.K); the higher heat resistance performance is achieved, during use at the high temperature, cracking is not prone to happening, and the heat resistance performance reaches 570 to 684 DEG C.

Description

A kind of preparation method of high-cooling property case material
Technical field
The present invention relates to a kind of preparation method of high-cooling property case material, belongs to case material preparing technical field.
Background technology
Casing is often referred to the shell used by various electronic products.Can be divided into according to purposes：Computer chassis, television cabin, Hand set machine shell, instrument and meter casing motor case, micromachine casing etc..According to material can be divided into cabinet, alloy housing, Composite casing etc..
It is heat sink material that conventional sheathing material has organic substrate, with satisfactory mechanical property, chemically stable, electric insulation etc. Advantage, is widely used in the fields such as electronic apparatus, but because its heat conductivity is too low, belongs to the non-conductor of heat, not only not High heat dissipation problem can be solved, and as heat effectively can not be transmitted, so as to the life-span of shell is greatly lowered, while Its heat resistance is poor, at high temperature during use, cracking phenomena easily occurs.
The content of the invention
The technical problem to be solved：It is for low as heat-dissipating casing material thermal conductivity using organic substrate, resistance to Hot property is poor, considerably reduces the problem of the service life of shell, and the present invention is first by aqueous epoxy resins, nanometer titanium dioxide The materials such as silicon are mixed, and obtain mixed liquor 1, then the materials such as nickel sulfamic acid and boric acid are carried out after Hybrid Heating, with Mixed liquor 1 is stirred mixing, obtains component A, then by methanol and OPEO Hybrid Heating, and adds propine The materials such as alcohol carry out Heat preservation, after cooling, add hexadecyl benzyl dimethly ammonium chloride, obtain reactant liquor, finally will Copper base material after process is dried up is immersed in reactant liquor, after taking-up, component A is coated on its surface, you can obtain high radiating Property case material.High-cooling property case material heat dispersion prepared by the present invention is superior, and heat conductivity is high, and with stronger resistance to Hot property, is not susceptible to cracking phenomena in applied at elevated temperature, extends the service life of shell.
For solving above-mentioned technical problem, the technical solution used in the present invention is：
（1）100～150g aqueous epoxy resins E51,3～5g nano silicons, 4～8g zinc powders, 2～5g, tri- oxygen is weighed respectively Change two boron and 5～8g polyamide, 5～10g graphene oxides are added after stirring 30～40min of mixing, must be mixed after stirring Liquid 1；
（2）Weigh 5～10g nickel sulfamic acids, 3～10g boric acid, 5～7g Nickel dichloride .s to be added in 250～350mL deionized waters, It is put in water-bath after stirring 30～40min of mixing, after being warming up to 60～70 DEG C, adds 1～3g sodium lauryl sulphates, 2～4g Saccharin and 1～3g1,4- butynediols, after 1～3h of insulated and stirred mixed liquor 2, in mass ratio 1:Mixed liquor 2 is added to by 3 State in mixed liquor 1, after stirring 2～4h of mixing, obtain component A, it is standby；
（3）Copper base material is taken, first matrix surface is carried out polishing, is polished, then will be surpassed in the base material immersion acetone after polishing Sound cleans 8～10min, then deionized water cleaning surface 2～3 times, dries up surface with hair-dryer, the copper base material that must be dried up, It is standby；
（4）Weigh in 100～120mL methanol and 5～10mL OPEOs addition there-necked flask, flask is put into into water In bath, at a temperature of 70～80 DEG C stirring mixing 1～2h, then sequentially add in flask 100～120mL deionized waters, 0.3 ～0.5g propilolic alcohols, 1～3g1,4- butynediols, 2～4g methylparafynols and 0.8～1.0g cinnamic aldehydes continue insulated and stirred 30～50min, is cooled to 40～50 DEG C after stirring, add 1.0～1.2g cetyl benzyl dimethyl chlorine in there-necked flask Change ammonium, after stirring 1～2h of mixing, be cooled to room temperature, discharge to obtain reactant liquor；
（5）By step（3）Copper base material after drying up is immersed in above-mentioned reactant liquor, is taken out, natural air drying after 8～10h of immersion Afterwards by step（2）Standby component A is coated uniformly on the metallic substrate surface after air-drying, and is put in baking oven after coating, 50～ Solidify 10～12h at a temperature of 60 DEG C, take out after solidification, you can obtain high-cooling property case material.
High-cooling property case material heat conductivity prepared by the present invention is 18.5～23.6W/（m·K）, heat resistance reaches 570～684 DEG C, resistance to impact reaches more than 90kg mm.
Compared with additive method, Advantageous Effects are the present invention：
（1）High-cooling property case material heat conductivity prepared by the present invention is high, reaches 18.5～23.6W/（m·K）；
（2）High-cooling property case material prepared by the present invention has stronger heat resistance, is not susceptible to out in applied at elevated temperature Phenomenon is split, heat resistance reaches 570～684 DEG C；
（3）High-cooling property case material preparation process prepared by the present invention is simple, required low cost.
Specific embodiment
Weigh respectively first 100～150g aqueous epoxy resins E51,3～5g nano silicons, 4～8g zinc powders, 2～ 5g diboron trioxides and 5～8g polyamide, add 5～10g graphene oxides after stirring 30～40min of mixing, after stirring Obtain mixed liquor 1；5～10g nickel sulfamic acids, 3～10g boric acid, 5～7g Nickel dichloride .s is weighed again is added to 250～350mL deionizations In water, stirring mixing 30～40min after be put in water-bath, after being warming up to 60～70 DEG C add 1～3g sodium lauryl sulphates, 2～4g saccharin and 1～3g1,4- butynediols, after 1～3h of insulated and stirred mixed liquor 2, in mass ratio 1:Mixed liquor 2 is added by 3 Enter in above-mentioned mixed liquor 1, after stirring 2～4h of mixing, obtain component A, it is standby；Copper base material is taken, first matrix surface is carried out beating Mill, polishing, then 8～10min of ultrasonic cleaning, then deionized water cleaning surface 2 in the base material immersion acetone after polishing, will be carried out ～3 times, surface is dried up with hair-dryer, the copper base material that must be dried up is standby；Weigh 100～120mL methanol and 5～10mL octyl groups During phenol polyethenoxy ether adds there-necked flask, flask is put in water-bath, 1～2h of stirring mixing at a temperature of 70～80 DEG C, Sequentially add 100～120mL deionized waters, 0.3～0.5g propilolic alcohols, 1～3g1,4- butynediols, 2～4g again in flask Methylparafynol and 0.8～1.0g cinnamic aldehydes, continue 30～50min of insulated and stirred, are cooled to 40～50 DEG C, Xiang Sankou after stirring 1.0～1.2g hexadecyl benzyl dimethly ammonium chlorides are added in flask, after stirring 1～2h of mixing, are cooled to room temperature, are discharged Reactant liquor；
Copper base material after drying up is immersed in above-mentioned reactant liquor, is taken out after 8～10h of immersion, will be standby after natural air drying Component A be coated uniformly on air-dry after metallic substrate surface, be put into after coating in baking oven, at a temperature of 50～60 DEG C solidification 10～ 12h, takes out after solidification, you can obtain high-cooling property case material.
Example 1
Weigh 150g aqueous epoxy resins E51,5g nano silicons, 8g zinc powders, 5g diboron trioxides and 8g first respectively to gather Amide, adds 10g graphene oxides after stirring mixing 40min, obtains mixed liquor 1 after stirring；10g sulfamic acids are weighed again Nickel, 10g boric acid, 7g Nickel dichloride .s are added in 350mL deionized waters, be put in water-bath, be warming up to 70 after stirring mixing 40min 3g sodium lauryl sulphates, 4g saccharin and 3g1,4- butynediols is added after DEG C, obtains mixed liquor 2, by quality after insulated and stirred 3h Than 1:3 are added to mixed liquor 2 in above-mentioned mixed liquor 1, obtain component A after stirring mixing 4h, standby；Copper base material is taken, first to base Body surface face carries out polishing, polishes, then will carry out ultrasonic cleaning 10min, then deionized water in the base material immersion acetone after polishing Cleaning surface 3 times, dries up surface with hair-dryer, and the copper base material that must be dried up is standby；Weigh 120mL methanol and 10mL octyl phenols During polyoxyethylene ether adds there-necked flask, flask is put in water-bath, the stirring mixing 2h at a temperature of 80 DEG C, then in flask 120mL deionized waters, 0.5g propilolic alcohols, 3g1 is sequentially added, 4- butynediols, 4g methylparafynols and 1.0g cinnamic aldehydes continue Insulated and stirred 50min, is cooled to 50 DEG C after stirring, add 1.2g hexadecyl benzyl dimethly ammonium chlorides in there-necked flask, After stirring mixing 2h, room temperature is cooled to, discharge to obtain reactant liquor；Copper base material after drying up is immersed in above-mentioned reactant liquor, leaching Take out after bubble 10h, standby component A is coated uniformly on into the metallic substrate surface after air-drying after natural air drying, is put into after coating In baking oven, solidify 12h at a temperature of 60 DEG C, take out after solidification, you can obtain high-cooling property case material.Height prepared by the present invention Thermal diffusivity case material heat conductivity is 23.6W/（m·K）, heat resistance reaches 684 DEG C, and resistance to impact reaches 95kg mm.
Example 2
Weigh 100g aqueous epoxy resins E51,3g nano silicons, 4g zinc powders, 2g diboron trioxides and 5g first respectively to gather Amide, adds 5g graphene oxides after stirring mixing 30min, obtains mixed liquor 1 after stirring；Weigh again 5g nickel sulfamic acids, 3g boric acid, 5g Nickel dichloride .s are added in 250mL deionized waters, are put in water-bath, after being warming up to 60 DEG C after stirring mixing 30min Add 1g sodium lauryl sulphates, 2g saccharin and 1g1,4- butynediols, after insulated and stirred 1h mixed liquor 2, in mass ratio 1:3 Mixed liquor 2 is added in above-mentioned mixed liquor 1, after stirring mixing 2h, component A is obtained, it is standby；Copper base material is taken, first to matrix surface Carry out polishing, polish, then ultrasonic cleaning 8min, then deionized water cleaning surface in the base material immersion acetone after polishing, will be carried out 2 times, surface is dried up with hair-dryer, the copper base material that must be dried up is standby；Weigh 100mL methanol and 5mL OPEOs In adding there-necked flask, flask is put in water-bath, the stirring mixing 1h at a temperature of 70 DEG C, then is sequentially added in flask 100mL deionized waters, 0.3g propilolic alcohols, 1g1,4- butynediols, 2g methylparafynols and 0.8g cinnamic aldehydes continue insulated and stirred 30～50min, is cooled to 40～50 DEG C after stirring, add 1.0g hexadecyl benzyl dimethly ammonium chlorides in there-necked flask, After stirring mixing 2h, room temperature is cooled to, discharge to obtain reactant liquor；Copper base material after drying up is immersed in above-mentioned reactant liquor, leaching Take out after bubble 9h, standby component A is coated uniformly on into the metallic substrate surface after air-drying after natural air drying, baking after coating, is put into In case, solidify 11h at a temperature of 55 DEG C, take out after solidification, you can obtain high-cooling property case material.Height prepared by the present invention dissipates Hot case material heat conductivity is 18.5W/（m·K）, heat resistance reaches 570 DEG C, and resistance to impact reaches 95kg mm.
Example 3
Weigh 120g aqueous epoxy resins E51,4g nano silicons, 5g zinc powders, 3g diboron trioxides and 7g first respectively to gather Amide, adds 7g graphene oxides after stirring mixing 35min, obtains mixed liquor 1 after stirring；Weigh again 7g nickel sulfamic acids, 7g boric acid, 6g Nickel dichloride .s are added in 300mL deionized waters, are put in water-bath, after being warming up to 65 DEG C after stirring mixing 35min Add 2g sodium lauryl sulphates, 3g saccharin and 2g1,4- butynediols, after insulated and stirred 2h mixed liquor 2, in mass ratio 1:3 Mixed liquor 2 is added in above-mentioned mixed liquor 1, after stirring 2～4h of mixing, component A is obtained, it is standby；Copper base material is taken, first to matrix Surface carries out polishing, polishes, then will carry out ultrasonic cleaning 9min, then deionized water cleaning in the base material immersion acetone after polishing Surface 2 times, dries up surface with hair-dryer, the copper base material that must be dried up, standby；Weigh 110mL methanol and 7mL octyl phenol polyoxy second During alkene ether adds there-necked flask, flask is put in water-bath, the stirring mixing 1h at a temperature of 75 DEG C, then is added in flask successively Enter 115mL deionized waters, 0.4g propilolic alcohols, 2g1,4- butynediols, 3g methylparafynols and 0.9g cinnamic aldehydes continue insulation and stir 40min is mixed, 45 DEG C after stirring, are cooled to, 1.1g hexadecyl benzyl dimethly ammonium chlorides are added in there-necked flask, stirring is mixed After closing 1h, room temperature is cooled to, discharge to obtain reactant liquor；Copper base material after drying up is immersed in above-mentioned reactant liquor, after immersion 9h Take out, standby component A be coated uniformly on into the metallic substrate surface after air-drying after natural air drying, be put into after coating in baking oven, Solidify 11h at a temperature of 55 DEG C, take out after solidification, you can obtain high-cooling property case material.
High-cooling property case material heat conductivity prepared by the present invention is 20.3W/（m·K）, heat resistance reaches 585 DEG C, Resistance to impact reaches 96kg mm.

Claims (1)

1. a kind of preparation method of high-cooling property case material, it is characterised in that concrete preparation process is：
（1）100～150g aqueous epoxy resins E51,3～5g nano silicons, 4～8g zinc powders, 2～5g, tri- oxygen is weighed respectively Change two boron and 5～8g polyamide, 5～10g graphene oxides are added after stirring 30～40min of mixing, must be mixed after stirring Liquid 1；
（2）Weigh 5～10g nickel sulfamic acids, 3～10g boric acid, 5～7g Nickel dichloride .s to be added in 250～350mL deionized waters, It is put in water-bath after stirring 30～40min of mixing, after being warming up to 60～70 DEG C, adds 1～3g sodium lauryl sulphates, 2～4g Saccharin and 1～3g1,4- butynediols, after 1～3h of insulated and stirred mixed liquor 2, in mass ratio 1:Mixed liquor 2 is added to by 3 State in mixed liquor 1, after stirring 2～4h of mixing, obtain component A, it is standby；
（3）Copper base material is taken, first matrix surface is carried out polishing, is polished, then will be surpassed in the base material immersion acetone after polishing Sound cleans 8～10min, then deionized water cleaning surface 2～3 times, dries up surface with hair-dryer, the copper base material that must be dried up, It is standby；
（4）Weigh in 100～120mL methanol and 5～10mL OPEOs addition there-necked flask, flask is put into into water In bath, at a temperature of 70～80 DEG C stirring mixing 1～2h, then sequentially add in flask 100～120mL deionized waters, 0.3 ～0.5g propilolic alcohols, 1～3g1,4- butynediols, 2～4g methylparafynols and 0.8～1.0g cinnamic aldehydes continue insulated and stirred 30～50min, is cooled to 40～50 DEG C after stirring, add 1.0～1.2g cetyl benzyl dimethyl chlorine in there-necked flask Change ammonium, after stirring 1～2h of mixing, be cooled to room temperature, discharge to obtain reactant liquor；
（5）By step（3）Copper base material after drying up is immersed in above-mentioned reactant liquor, is taken out, natural air drying after 8～10h of immersion Afterwards by step（2）Standby component A is coated uniformly on the metallic substrate surface after air-drying, and is put in baking oven after coating, 50～ Solidify 10～12h at a temperature of 60 DEG C, take out after solidification, you can obtain high-cooling property case material.
CN201610870349.XA 2016-10-07 2016-10-07 Preparing method of high-cooling machine shell material Pending CN106513286A (en)

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CN102807817A (en) * 2012-08-27 2012-12-05 安徽世林照明股份有限公司 Method for preparing radiating coating of light-emitting diode (LED) lamp
CN105348943A (en) * 2015-12-08 2016-02-24 韩登鹤 Coating for improving heat dissipation of car cover plates
CN105694836A (en) * 2016-01-05 2016-06-22 南京华洲新材料有限公司 Diverting acid acidizing corrosion inhibitor and preparation method thereof
CN105704269A (en) * 2016-03-04 2016-06-22 罗建华 Mobile phone housing having heat dissipation, radiation protection, sterilization and far-infrared physiotherapy functions

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101042562A (en) * 2006-03-22 2007-09-26 佳能株式会社 Endless metallic belt and fixing belt and heat fixing assembly use of the same
CN102807817A (en) * 2012-08-27 2012-12-05 安徽世林照明股份有限公司 Method for preparing radiating coating of light-emitting diode (LED) lamp
CN105348943A (en) * 2015-12-08 2016-02-24 韩登鹤 Coating for improving heat dissipation of car cover plates
CN105694836A (en) * 2016-01-05 2016-06-22 南京华洲新材料有限公司 Diverting acid acidizing corrosion inhibitor and preparation method thereof
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