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BaTiO3表面改性对其环氧树脂复合材料性能的影响
引用本文:罗遂斌,于淑会,孙蓉,梁先文,杜如虚. BaTiO3表面改性对其环氧树脂复合材料性能的影响[J]. 电子元件与材料, 2011, 30(1): 46-49
作者姓名:罗遂斌  于淑会  孙蓉  梁先文  杜如虚
作者单位:罗遂斌,于淑会,孙蓉,梁先文,LUO Suibin,YU Shuhui,SUN Rong,LIANG Xianwen(中国科学院深圳先进技术研究院,广东,深圳,518055);杜如虚,DU Ruxu(中国科学院深圳先进技术研究院,广东,深圳,518055;香港中文大学,香港)
基金项目:国家自然科学基金资助项目,深圳市基础研究计划资助项目
摘    要:采用硅烷偶联剂KH550对BaTiO3粉末进行了表面改性,以提高BaTiO3-环氧树脂复合材料的性能.研究了钛酸钡颗粒的表面状态、复合材料的微观形貌和介电性能以及复合材料与铜箔问的结合力,探讨了表面改性影响复合材料电学和力学性能的作用机理.结果表明:BaTiO3的表面改性有利于BaTiO3在环氧树脂基体中的分散,提高了...

关 键 词:复合材料  埋入式电容  表面改性  钛酸钡  环氧树脂  硅烷偶联剂

Effect of surface modification of BaTiO3 0n the properties of BaTiO3-epoxy composites
LUO Suibin,YU Shuhui,SUN Rong,LIANG Xianwen,DU Ruxu. Effect of surface modification of BaTiO3 0n the properties of BaTiO3-epoxy composites[J]. Electronic Components & Materials, 2011, 30(1): 46-49
Authors:LUO Suibin  YU Shuhui  SUN Rong  LIANG Xianwen  DU Ruxu
Affiliation:1,2(1.Shenzhen Institutes of Advanced Technology,Chinese Academy of Sciences,Shenzhen 518055,Guangdong Province,China ;2.Chinese University of Hong Kong,Hong Kong,China)
Abstract:In order to improve the properties of BaTiO3-epoxy composite,the surface of BaTiO3 particles was modified with silane coupling agent KH550 prior to composite preparation.The surface state of BaTiO3 particles,the morphology and dielectric properties of the composite,and the peel strength between the composite and copper foil were investigated.The mechanism behind changes in the electrical and mechanical properties of the composite caused by surface modification of BaTiO3 was discussed.The results show that surface modification of BaTiO3 promotes the dispersion of BaTiO3 particles in epoxy matrix and increases the dielectric constant of the composite.The peel strength between the composite and copper foil increases by more than 30% when surface-modified BaTiO3 is used for composite preparation.
Keywords:composite  embedded capacitor  surface modification  barium titanate  epoxy resin  silane coupling agent
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