CN105295419A - Thermally conductive waterproof insulating material and preparation method thereof - Google Patents
Thermally conductive waterproof insulating material and preparation method thereof Download PDFInfo
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- CN105295419A CN105295419A CN201510892330.0A CN201510892330A CN105295419A CN 105295419 A CN105295419 A CN 105295419A CN 201510892330 A CN201510892330 A CN 201510892330A CN 105295419 A CN105295419 A CN 105295419A
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Abstract
The invention provides a thermally conductive waterproof insulating material and a preparation method thereof. The insulating material comprises the following components: thermoplastic elastomers, bisphenol A unsaturated polyester resin, 2-5 parts of AlN, Si3N4, ethylene glycol polyoxyethylene ether, butyl hydroxy anisole, antimonous oxide, barium sulfate powder, maleic anhydride grafted polyethylene, sodium carboxymethylcellulose, dicumyl peroxide, calcium base grease and fumaric acid. The preparation method comprises the following steps: firstly mixing all the components uniformly under normal temperature and then carrying out fusion and extrusion pelletization in a twin-screw extruder under the conditions that the temperature is 170-210 DEG C and the screw speed is 50-70r/min, thus obtaining the insulating material. The insulating material has a good thermal conducting function and strong waterproofness, can not be affected under the condition of higher ambient humidity and has good insulating property. The production process is simple and easily achieves industrial production.
Description
Technical field
The present invention relates to insulating material field, be specifically related to a kind of waterproof heat-conducting insulation material and preparation method thereof.
Background technology
Heat-conducting insulation material is a kind of conventional functional materials, is widely used in the industries such as electronics, motor and cable.In electron trade, Large-scale High-Pressure generator, electric motor can produce very large heat in operational process, if these heats cannot be derived in time, then can directly affect its working efficiency, shorten its life-span, reduce its reliability.On the other hand, along with electronic product, LED etc. are constantly to high-power future development, heating problem also becomes more and more, also directly results in product efficacy and reduces, the lost of life.Therefore need a kind of High-heat-conductiviinsulation insulation material, solve its heat dissipation problem, this is also at present to one of focus that insulating material is studied.Heat-conducting insulation material mainly contains inorganic non-metallic heat-conducting insulation material and polymer-based carbon heat-conducting insulation material.Except its thermal conductivity, a lot of research also have ignored this salient features of its waterproof, makes it cannot work in the environment that humidity is high, has limited to the application of these insulating material.
Summary of the invention
the technical problem solved:the object of this invention is to provide that a kind of heat conductivility is good, good insulating, water-repellancy be strong, be suitable for the insulating material worked under high humidity environment.
technical scheme:a kind of waterproof heat-conducting insulation material, comprises with parts by weight: thermoplastic elastomer 40-60 part, Bisphenol a unsaturated polyester resin 10-20 part, AlN2-5 part, Si
3n
42-5 part, ethylene polyethenoxy ether 1-5 part, butylated hydroxy anisole 0.5-1 part, antimonous oxide 1-2 part, blaue fixe 1-5 part, maleic anhydride grafted polyethylene 5-10 part, Xylo-Mucine 0.1-0.2 part, dicumyl peroxide 1-2 part, quicklime grease 1-2 part, fumaric acid 0.1-0.2 part.
Preferred further, described a kind of waterproof heat-conducting insulation material, comprises with parts by weight: thermoplastic elastomer 45-55 part, Bisphenol a unsaturated polyester resin 12-18 part, AlN3-4 part, Si
3n
43-4 part, ethylene polyethenoxy ether 2-4 part, butylated hydroxy anisole 0.6-0.9 part, antimonous oxide 1.2-1.8 part, blaue fixe 2-4 part, maleic anhydride grafted polyethylene 6-9 part, Xylo-Mucine 0.12-0.18 part, dicumyl peroxide 1.2-1.8 part, quicklime grease 1.2-1.8 part, fumaric acid 0.12-0.18 part.
The preparation method of above-mentioned waterproof heat-conducting insulation material comprises the following steps:
Step 1: all components is mixed at normal temperatures;
Step 2: temperature 170-210 DEG C, melting extruding pelletization and get final product under screw speed 50-70r/min in twin screw extruder.
Preferred further, in step 2, extrusion temperature is 180-200 DEG C.
Preferred further, screw speed 55-65r/min in step 2.
beneficial effect:waterproof heat-conducting insulation material of the present invention mainly has good water-repellancy, and compensate for most of insulating material on the market need work under the higher environment of humidity, but the shortcoming that water resistance own is not good; Good insulation preformance; Thermal conductivity also improves greatly, can be applicable in the power industries such as big-and-middle-sized high-voltage generator, electric motor, can in time by the thermal conductance that produces in operational process out.
Embodiment
Embodiment 1
A kind of waterproof heat-conducting insulation material, comprises with parts by weight: thermoplastic polyolefin elastomer 40 parts, Bisphenol a unsaturated polyester resin 10 parts, AlN2 part, Si
3n
42 parts, ethylene polyethenoxy ether 1 part, butylated hydroxy anisole 0.5 part, antimonous oxide 1 part, blaue fixe 1 part, maleic anhydride grafted polyethylene 5 parts, Xylo-Mucine 0.1 part, dicumyl peroxide 1 part, quicklime grease 1 part, fumaric acid 0.1 part.
The preparation method of above-mentioned waterproof heat-conducting insulation material is: first mixed at normal temperatures by all components, then melting extruding pelletization and get final product under temperature 170 DEG C, screw speed 50r/min in twin screw extruder.
Embodiment 2
A kind of waterproof heat-conducting insulation material, comprises with parts by weight: thermoplastic polyester elastomer 45 parts, Bisphenol a unsaturated polyester resin 12 parts, AlN3 part, Si
3n
43 parts, ethylene polyethenoxy ether 2 parts, butylated hydroxy anisole 0.6 part, antimonous oxide 1.2 parts, blaue fixe 2 parts, maleic anhydride grafted polyethylene 6 parts, Xylo-Mucine 0.12 part, dicumyl peroxide 1.2 parts, quicklime grease 1.2 parts, fumaric acid 0.12 part.
The preparation method of above-mentioned waterproof heat-conducting insulation material is: first mixed at normal temperatures by all components, then melting extruding pelletization and get final product under temperature 180 DEG C, screw speed 55r/min in twin screw extruder.
Embodiment 3
A kind of waterproof heat-conducting insulation material, comprises with parts by weight: Polyurethane Thermoplastic Elastomer 50 parts, Bisphenol a unsaturated polyester resin 15 parts, AlN3 part, Si
3n
44 parts, ethylene polyethenoxy ether 3 parts, butylated hydroxy anisole 0.7 part, antimonous oxide 1.5 parts, blaue fixe 3 parts, maleic anhydride grafted polyethylene 7 parts, Xylo-Mucine 0.15 part, dicumyl peroxide 1.5 parts, quicklime grease 1.5 parts, fumaric acid 0.15 part.
The preparation method of above-mentioned waterproof heat-conducting insulation material is: first mixed at normal temperatures by all components, then melting extruding pelletization and get final product under temperature 190 DEG C, screw speed 60r/min in twin screw extruder.
Embodiment 4
A kind of waterproof heat-conducting insulation material, comprises with parts by weight: thermoplastic polyamide elastomer 55 parts, Bisphenol a unsaturated polyester resin 18 parts, AlN4 part, Si
3n
44 parts, ethylene polyethenoxy ether 4 parts, butylated hydroxy anisole 0.9 part, antimonous oxide 1.8 parts, blaue fixe 4 parts, maleic anhydride grafted polyethylene 9 parts, Xylo-Mucine 0.18 part, dicumyl peroxide 1.8 parts, quicklime grease 1.8 parts, fumaric acid 0.18 part.
The preparation method of above-mentioned waterproof heat-conducting insulation material is: first mixed at normal temperatures by all components, then melting extruding pelletization and get final product under temperature 200 DEG C, screw speed 65r/min in twin screw extruder.
Embodiment 5
A kind of waterproof heat-conducting insulation material, comprises with parts by weight: 60 parts, thermoplastic polyvinyl chloride's elastomerics, Bisphenol a unsaturated polyester resin 20 parts, AlN5 part, Si
3n
45 parts, ethylene polyethenoxy ether 5 parts, butylated hydroxy anisole 1 part, antimonous oxide 2 parts, blaue fixe 5 parts, maleic anhydride grafted polyethylene 10 parts, Xylo-Mucine 0.2 part, dicumyl peroxide 2 parts, quicklime grease 2 parts, fumaric acid 0.2 part.
The preparation method of above-mentioned waterproof heat-conducting insulation material is: first mixed at normal temperatures by all components, then melting extruding pelletization and get final product under temperature 210 DEG C, screw speed 70r/min in twin screw extruder.
Comparative example 1
The difference of the present embodiment and embodiment 5 is not containing Bisphenol a unsaturated polyester resin.Specifically:
A kind of waterproof heat-conducting insulation material, comprises with parts by weight: 60 parts, thermoplastic polyvinyl chloride's elastomerics, AlN5 part, Si
3n
45 parts, ethylene polyethenoxy ether 5 parts, butylated hydroxy anisole 1 part, antimonous oxide 2 parts, blaue fixe 5 parts, maleic anhydride grafted polyethylene 10 parts, Xylo-Mucine 0.2 part, dicumyl peroxide 2 parts, quicklime grease 2 parts, fumaric acid 0.2 part.
The preparation method of above-mentioned waterproof heat-conducting insulation material is: first mixed at normal temperatures by all components, then melting extruding pelletization and get final product under temperature 210 DEG C, screw speed 70r/min in twin screw extruder.
Comparative example 2
The difference of the present embodiment and embodiment 5 is not containing AlN and Si
3n
4.Specifically:
A kind of waterproof heat-conducting insulation material, comprises with parts by weight: 60 parts, thermoplastic polyvinyl chloride's elastomerics, Bisphenol a unsaturated polyester resin 20 parts, ethylene polyethenoxy ether 5 parts, butylated hydroxy anisole 1 part, antimonous oxide 2 parts, blaue fixe 5 parts, maleic anhydride grafted polyethylene 10 parts, Xylo-Mucine 0.2 part, dicumyl peroxide 2 parts, quicklime grease 2 parts, fumaric acid 0.2 part.
The preparation method of above-mentioned waterproof heat-conducting insulation material is: first mixed at normal temperatures by all components, then melting extruding pelletization and get final product under temperature 210 DEG C, screw speed 70r/min in twin screw extruder.
Each embodiment and comparative example are compared, comparing result is as following table 1:
The performance index of table 1 insulating material
| Name of product | Volume specific resistance 1KV 20 DEG C (Ω m) | Corrosion rate % | Thermal conductivity (W/mK) |
| Embodiment 1 | 1.1×10 15 | 0.1 | 0.45 |
| Embodiment 2 | 1.15×10 15 | 0.1 | 0.56 |
| Embodiment 3 | 1.2×10 15 | 0 | 0.47 |
| Embodiment 4 | 1.3×10 15 | 0 | 0.78 |
| Embodiment 5 | 1.2×10 15 | 0.1 | 0.57 |
| Reference examples 1 | 1.1×10 15 | 0.5 | 0.53 |
| Reference examples 2 | 1.2×10 15 | 0.1 | 0.25 |
Note: corrosion rate: to soak in water 108 hours
As known from Table 1, the volume specific resistance of embodiment 1-5 is all greater than 1.1 × 10
15Ω m, illustrates that its insulativity is fine; Embodiment 3 and 4 has been soaked and has not been corroded completely for 108 hours in water, illustrates that its water tolerance is fine.Compare with comparative example 1, find that comparative example 1 is more perishable, water-repellancy is relatively poor.Compare with comparative example 2, find that the thermal conductivity of comparative example 2 is starkly lower than embodiment, AlN and Si is described
3n
4have a great impact thermal conductivity, and the thermal conductivity of embodiment is fine, especially embodiment 4, reaches 0.78W/mK.In addition, the property indices of the insulating material of embodiment 4 gained is all best, is optimum embodiment of the present invention.
Claims (6)
1. a waterproof heat-conducting insulation material, is characterized in that: comprise with parts by weight: thermoplastic elastomer 40-60 part, Bisphenol a unsaturated polyester resin 10-20 part, AlN2-5 part, Si
3n
42-5 part, ethylene polyethenoxy ether 1-5 part, butylated hydroxy anisole 0.5-1 part, antimonous oxide 1-2 part, blaue fixe 1-5 part, maleic anhydride grafted polyethylene 5-10 part, Xylo-Mucine 0.1-0.2 part, dicumyl peroxide 1-2 part, quicklime grease 1-2 part, fumaric acid 0.1-0.2 part.
2. a kind of waterproof heat-conducting insulation material according to claim 1, is characterized in that: comprise with parts by weight: thermoplastic elastomer 45-55 part, Bisphenol a unsaturated polyester resin 12-18 part, AlN3-4 part, Si
3n
43-4 part, ethylene polyethenoxy ether 2-4 part, butylated hydroxy anisole 0.6-0.9 part, antimonous oxide 1.2-1.8 part, blaue fixe 2-4 part, maleic anhydride grafted polyethylene 6-9 part, Xylo-Mucine 0.12-0.18 part, dicumyl peroxide 1.2-1.8 part, quicklime grease 1.2-1.8 part, fumaric acid 0.12-0.18 part.
3. a kind of waterproof heat-conducting insulation material as claimed in claim 1, is characterized in that: described thermoplastic elastomer is thermoplastic polyolefin elastomer, thermoplastic polyester elastomer, Polyurethane Thermoplastic Elastomer, thermoplastic polyamide elastomer, thermoplastic polyvinyl chloride's elastomerics.
4. the preparation method of a kind of waterproof heat-conducting insulation material described in any one of claim 1 to 2, is characterized in that: comprise the following steps:
Step 1: all components is mixed at normal temperatures;
Step 2: temperature 170-210 DEG C, melting extruding pelletization and get final product under screw speed 50-70r/min in twin screw extruder.
5. the preparation method of a kind of waterproof heat-conducting insulation material according to claim 4, is characterized in that: in described step 2, extrusion temperature is 180-200 DEG C.
6. the preparation method of a kind of waterproof heat-conducting insulation material according to claim 4, is characterized in that: screw speed 55-65r/min in described step 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510892330.0A CN105295419A (en) | 2015-12-08 | 2015-12-08 | Thermally conductive waterproof insulating material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510892330.0A CN105295419A (en) | 2015-12-08 | 2015-12-08 | Thermally conductive waterproof insulating material and preparation method thereof |
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| CN105295419A true CN105295419A (en) | 2016-02-03 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103333586A (en) * | 2013-05-30 | 2013-10-02 | 蚌埠市时代电子有限公司 | Water resistance thermal dissipation coating and preparation method thereof |
| CN103540151A (en) * | 2012-07-13 | 2014-01-29 | 金发科技股份有限公司 | Modified resin composition for depositing metal film as well as preparation method and application of modified resin composition |
| CN104004328A (en) * | 2013-02-21 | 2014-08-27 | 第一毛织株式会社 | Heat conductive polycarbonate resin composition with excellent impact strength |
| CN105086428A (en) * | 2015-08-18 | 2015-11-25 | 苏州润佳工程塑料股份有限公司 | High-performance high-polymer heat-conducting material |
-
2015
- 2015-12-08 CN CN201510892330.0A patent/CN105295419A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103540151A (en) * | 2012-07-13 | 2014-01-29 | 金发科技股份有限公司 | Modified resin composition for depositing metal film as well as preparation method and application of modified resin composition |
| CN104004328A (en) * | 2013-02-21 | 2014-08-27 | 第一毛织株式会社 | Heat conductive polycarbonate resin composition with excellent impact strength |
| CN103333586A (en) * | 2013-05-30 | 2013-10-02 | 蚌埠市时代电子有限公司 | Water resistance thermal dissipation coating and preparation method thereof |
| CN105086428A (en) * | 2015-08-18 | 2015-11-25 | 苏州润佳工程塑料股份有限公司 | High-performance high-polymer heat-conducting material |
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Application publication date: 20160203 |
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