氮化硼填充导热绝缘复合材料的研究进展

高分子材料科学与工程, 2013, 29(9): 175-178.

氮化硼填充导热绝缘复合材料的研究进展

秦丽丽 ^1, , 王占京 ^2, , 侯君 ^3, , 瞿雄伟 ^4, , 张立群 ^5, , ^6, , ^7,

1.河北工业大学高分子科学与工程研究所,天津300130

2.河北工业大学高分子科学与工程研究所,天津300130

3.河北工业大学高分子科学与工程研究所,天津300130

4.河北工业大学高分子科学与工程研究所,天津300130

5.北京化工大学材料科学与工程学院,北京100029

6.Department of Composite Materials Engineering, Winona State University, Winona, MN 55987, US

7.Department of Composite Materials Engineering, Winona State University, Winona, MN 55987, US

基金项目: 河北省自然科学基金资助项目(51073049,21001039)

关键词：氮化硼 , 导热绝缘 , 复合材料 , 导热机理 , 导热模型

Advances in Insulating Thermal Conductive Composite Filled with BN

Lili Qin ^1, , Zhanjing Wang ^2, , Jun Hou ^3, , Xiongwei Qu ^4, , Liqun Zhang ^5, , Saeed Z ^6, , Beckry A ^7,

1.河北工业大学高分子科学与工程研究所,天津300130

2.河北工业大学高分子科学与工程研究所,天津300130

3.河北工业大学高分子科学与工程研究所,天津300130

4.河北工业大学高分子科学与工程研究所,天津300130

5.北京化工大学材料科学与工程学院,北京100029

6.Department of Composite Materials Engineering, Winona State University, Winona, MN 55987, US

7.Department of Composite Materials Engineering, Winona State University, Winona, MN 55987, US

Keywords： boron nitride , insulating thermal conductive , composite , thermal conducting mechanism , thermal conducting model

近来,通过添加导热填料制备高导热绝缘聚合物基复合材料成为学者们研究的热点.文中综述了以氮化硼(BN)为填料的导热塑料、导热橡胶的研究现状.发现对无机填料进行表面处理,可以提高基体与填料间的相容性,减小两者间的热传导阻力;采用多模式的填料以适当的比例混杂填充聚合物基俸,可以便填料间接触面积增大,从而有效提高聚合物基体的热导率.文中还简述了填充型导热复合材料的导热机理和典型理论模型,并提出了提高复合材料导热性的关键所在.

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