一种导热型耐高温封闭涂层材料及其制备方法

By introducing graphene and whisker materials into the coating material, a stable three-dimensional structure is constructed, which solves the problems of low thermal conductivity and large coefficient of thermal expansion of traditional epoxy high-temperature coatings, achieving efficient heat dissipation and improved corrosion resistance, and extending the service life of the equipment.

CN118546592BActive Publication Date: 2026-07-17XIAMEN BADOU NEW MATERIAL TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
XIAMEN BADOU NEW MATERIAL TECH CO LTD
Filing Date
2024-06-06
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional epoxy high-temperature resistant coatings have low thermal conductivity, high coefficient of thermal expansion, high brittleness, and short coating life, making it difficult to meet the requirements for long-term high-temperature use and easily causing equipment corrosion and temperature rise failures.

Method used

By using components such as bisphenol A type epoxy resin, glycidyl amine type epoxy resin, graphene slurry and whisker dispersion, a stable three-dimensional structure is constructed to reduce the coefficient of thermal expansion, improve thermal conductivity, and enhance corrosion resistance.

Benefits of technology

It significantly improves the thermal conductivity and high-temperature resistance of the coating, extends the service life of equipment, and meets the corrosion protection requirements in high-temperature environments.

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Abstract

本发明公开了一种导热型耐高温封闭涂层材料,包括质量比为1:(0.1~0.3)的A组分和B组分;其中,A组分包括以下重量份的原料:双酚A型环氧树脂10~20份、缩水甘油胺型环氧树脂0~15份、溶剂5~7份、消泡剂0.1~0.3份、防沉剂0.5~1份、增韧剂1~5份、晶须分散液30~50份和石墨烯浆料20~30份;B组分为环氧树脂固化剂。制备方法:(1)称取各原料;(2)将双酚A型环氧树脂、缩水甘油胺型环氧树脂和溶剂混合,搅拌下加入消泡剂、石墨烯浆料、晶须分散液、防沉剂和增韧剂,搅拌,得到A组分;(3)和B组分混合搅拌均匀,即得。本发明能够提高涂层材料的耐高温性能,降低热膨胀系数,提升热导率,改善防腐性能,从而延长设备使用寿命。
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