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Heat-conducting material

A technology of heat-conducting materials and heat-conducting fillers, applied in the field of heat-conducting materials, can solve the problems of high cost, poor plasticity of heat-conducting materials, small application range, etc., and achieve good heat transfer effect, good plasticity, and good heat-conducting effect

Inactive Publication Date: 2017-02-01
裴寿益
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Existing thermal conductive materials have poor plasticity, small application range and high cost

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0014] A thermally conductive material in this embodiment, in parts by weight, includes 20 parts of PBT, 2 parts of PET, 3 parts of polyurethane, 2 parts of nylon, 2 parts of thermally conductive filler, 2 parts of polyethylene glycol, 20 parts of silicone rubber, 0.5 parts Vulcanizing agent, 0.33 parts of antioxidant, 0.3 parts of lubricant, 2 parts of graphite, 3 parts of silicone rubber, 1 part of combustion aid.

[0015] In parts by weight, the thermally conductive filler in this embodiment includes 1 part of magnesium oxide, 3 parts of aluminum oxide and 1 part of zinc oxide.

[0016] The thermal conductivity of the thermal conductive material in this embodiment is 1W / m·k.

[0017] The heat-conducting material of this embodiment is obtained by uniformly mixing the various components of the heat-conducting material of this embodiment according to the weight ratio by conventional means.

[0018] The heat conducting material of the present invention has good gap filling abi...

Embodiment 2

[0020] A thermally conductive filler in this embodiment, in parts by weight, includes 25 parts of PBT, 3 parts of PET, 3.5 parts of polyurethane, 3 parts of nylon, 3 parts of thermally conductive filler, 3 parts of polyethylene glycol, 25 parts of silicone rubber, 0.7 parts Vulcanizing agent, 0.6 parts of antioxidant, 0.4 parts of lubricant, 2.5 parts of graphite, 3.5 parts of silicone rubber, 1.5 parts of combustion aid.

[0021] In parts by weight, the thermally conductive filler in this embodiment includes 1.5 parts of magnesium oxide, 4 parts of aluminum oxide and 1.5 parts of zinc oxide.

[0022] The thermal conductivity of the thermal conductive material in this embodiment is 3W / m·k.

[0023] The heat-conducting material of this embodiment is obtained by uniformly mixing the various components of the heat-conducting material of this embodiment according to the weight ratio by conventional means.

[0024] The heat conducting material of the present invention has good gap...

Embodiment 3

[0026] A thermally conductive filler in this embodiment, in parts by weight, includes 50 parts of PBT, 4 parts of PET, 4 parts of polyurethane, 5 parts of nylon, 5 parts of thermally conductive filler, 5 parts of polyethylene glycol, 30 parts of silicone rubber, 0.9 parts Vulcanizing agent, 0.9 parts of antioxidant, 0.5 parts of lubricant, 3 parts of graphite, 4 parts of silicone rubber, 2 parts of combustion aid.

[0027] In parts by weight, the thermally conductive filler in this embodiment includes 2 parts of magnesium oxide, 5 parts of aluminum oxide and 2 parts of zinc oxide.

[0028] The thermal conductivity of the thermal conductive material is 5W / m·k.

[0029] The heat-conducting material of this embodiment is obtained by uniformly mixing the various components of the heat-conducting material of this embodiment according to the weight ratio by conventional means.

[0030] The heat conducting material of the present invention has good gap filling ability and plasticity...

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Abstract

The invention relates to a heat-conducting material which comprises the following components in parts by weight: 20-50 parts of PBT (polybutylene terephthalate), 2-4 parts of PET (polyethylene terephthalate), 3-4 parts of polyurethane, 2-5 parts of nylon, 2-5 parts of heat-conducting filler, 2-5 parts of polyethyleneglycol, 20-30 parts of silicone rubber, 0.5-0.9 part of vulcanizing agent, 0.33-0.9 part of antioxidant, 0.3-0.5 part of lubricant, 2-3 parts of graphite, 3-4 parts of silicone rubber and 1-2 parts of combustion improver. The heat-conducting material has favorable gap filling capacity and moldability, can perform favorable heat transfer functions, is convenient for assembly and disassembly, and has favorable heat-conducting effects.

Description

technical field [0001] The invention relates to the technical field of new materials, in particular to a heat-conducting material. Background technique [0002] In the production process of electronic and electrical products, it is often necessary to use heat-conducting materials for potting operations to achieve sealing and heat dissipation effects. Existing heat-conducting materials have poor plasticity, limited scope of application and high cost. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide a heat-conducting material for the deficiencies of the prior art. [0004] The technical solution of the present invention to solve the above-mentioned technical problems is as follows: a heat-conducting material, in parts by weight, comprising 20-50 parts of PBT, 2-4 parts of PET, 3-4 parts of polyurethane, 2-5 parts of nylon, 2-5 parts of thermal conductive filler, 2-5 parts of polyethylene glycol, 20-30 parts of sil...

Claims

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Application Information

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IPC IPC(8): C08L67/02C08L75/04C08L77/00C08L71/02C08L83/04C08K13/02C08K3/04C08K3/22C09K5/14
CPCC08L67/02C08L2205/025C08L2205/035C09K5/14C08L75/04C08L77/00C08L71/02C08L83/04C08K13/02C08K3/04C08K2003/222C08K2003/2227C08K2003/2296
Inventor 裴寿益
Owner 裴寿益
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