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A kind of epoxy self-adhesive paint with heat dissipation function and preparation method thereof

A self-adhesive paint and epoxy technology, applied in the direction of epoxy resin coating, coating, etc., can solve the problems of not having heat conduction/heat dissipation functions, and achieve the effect of improving heat dissipation, increasing working life, and good storage stability

Active Publication Date: 2015-12-23
江苏佳禾电子材料有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] General self-adhesive paint (such as patent ZL2010.1.0214269.1) is attached to the surface of the conductor after curing, and through thermal resistance (electricity or heating), the self-adhesive layer material is evenly filled in the gap between the conductors of the winding wire, and then dried (cured) ) to form a dense adhesive layer to achieve the bonding effect. The adhesive layer that acts as a bond is actually a variety of organic polymer composites and does not have the function of heat conduction / radiation

Method used

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  • A kind of epoxy self-adhesive paint with heat dissipation function and preparation method thereof
  • A kind of epoxy self-adhesive paint with heat dissipation function and preparation method thereof

Examples

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Effect test

Embodiment 1

[0021] An epoxy self-adhesive paint with heat dissipation function, the composition is as follows in parts by weight: 4.0 parts of cresol, 5.0 parts of xylene, 0.2 part of heat-conducting composite powder, 113 parts of finished epoxy self-adhesive paint; The finished product of adhesive paint is prepared by the method described in the patent number ZL201010214269.1; the thermal conductive composite powder is composed of aluminum nitride powder, silicon nitride powder and boron nitride powder in the same weight ratio; the thermal conductive composite powder The particle size of the powder is ≤30μm.

[0022] The preparation method of the described epoxy self-adhesive paint with heat dissipation function, its steps comprise as follows:

[0023] (1) In parts by weight, weigh 4.0 parts of cresol and 5.0 parts of xylene, put them into a heatable high-speed disperser with a cover, start stirring, and add aluminum nitride / silicon nitride / boron nitride in the same proportion 0.2 parts...

Embodiment 2

[0028] An epoxy self-adhesive paint with heat dissipation function, the composition is as follows in parts by weight: 5.0 parts of cresol, 4.0 parts of xylene, 0.4 part of heat-conducting composite powder, 120 parts of finished epoxy self-adhesive paint; The finished product of adhesive paint is prepared by the method described in the patent number ZL201010214269.1; the thermal conductive composite powder is composed of aluminum nitride powder, silicon nitride powder and boron nitride powder in the same weight ratio; the thermal conductive composite powder The particle size of the powder is ≤30μm.

[0029] The preparation method of the described epoxy self-adhesive paint with heat dissipation function, its steps comprise as follows:

[0030] (1) In parts by weight, weigh 5.0 parts of cresol and 4.0 parts of xylene, put them into a heatable high-speed disperser with a cover, start stirring, and add aluminum nitride / silicon nitride / boron nitride in the same proportion 0.4 parts...

Embodiment 3

[0035] An epoxy self-adhesive paint with heat dissipation function, the composition is as follows in parts by weight: 6.0 parts of cresol, 3.0 parts of xylene, 0.6 part of heat-conducting composite powder, 127 parts of finished epoxy self-adhesive paint; The finished product of adhesive paint is prepared by the method described in the patent number ZL201010214269.1; the thermal conductive composite powder is composed of aluminum nitride powder, silicon nitride powder and boron nitride powder in the same weight ratio; the thermal conductive composite powder The particle size of the powder is ≤30μm.

[0036] The preparation method of the described epoxy self-adhesive paint with heat dissipation function, its steps comprise as follows:

[0037] (1) In parts by weight, weigh 6.0 parts of cresol and 3.0 parts of xylene, put them into a heatable high-speed disperser with a cover, start stirring, and add aluminum nitride / silicon nitride / boron nitride in the same proportion 0.6 part ...

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Abstract

The invention discloses expoxy self-adhesion paint with heat dissipation function and a preparation method thereof. The expoxy self-adhesion paint comprises the following components in parts by weight: 4.0-6.0 parts of cresol, 3.0-5.0 parts of xylene, 0.2-0.6 of heat conductive composite powder and 113-127 parts of epoxy self-adhesion paint finished product, wherein the epoxy self-adhesion paint finished product is prepared by a method with Patent No. ZL201010214269.1, and the heat conductive composite powder is formed by mixing nitriding aluminium powder, nitriding silicon powder and nitriding boron powder weight ratios of which are the same. The preparation method comprises the following steps of: adding a certain mount of easily-dispersed high thermal conductive insulated material on the basis of the method with Patent No. ZL201010214269.1, and adopting a matching technology to finally produce a novel insulated self-adhesion material which has heat dissipation property and good storage stability and simultaneously meets the standard requirements of related transposed conductors and special electromagnetic wires. The insulated self-adhesion material endows winding coils with the self-heat dissipation function in a using process and effectively reduces the temperature rise of conductors / windings, thus prolonging the service life of coil windings.

Description

technical field [0001] The invention relates to an epoxy self-adhesive varnish used for coating transposed wires and special electromagnetic wires and a preparation method thereof, in particular to an epoxy self-adhesive varnish with heat dissipation function and a preparation method thereof. Background technique [0002] Self-adhesive enameled wire enamel, as a functional polymer outer coating material that can improve the use efficiency of electrical wires and has energy-saving and environmental protection features, is being widely used in the production and manufacture of various electrical winding wires (such as power transmission and transformation equipment) windings, electric tool coils, induction cooker coils, etc.). [0003] General self-adhesive paint (such as patent ZL2010.1.0214269.1) is attached to the surface of the conductor after curing, and through thermal resistance (electricity or heating), the self-adhesive layer material is evenly filled in the gap betwe...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09D163/00C09D7/12
Inventor 王成宜陈永凤李成杰
Owner 江苏佳禾电子材料有限公司