以环氧树脂作为基体、双氰胺和2-乙基-4-甲基咪唑作为固化剂体系、颗粒尺寸在38.0nm～2.67μm范围的钛酸钡(BaTiO3)作为高介电填充组分,采用溶液共混合旋涂工艺,制备了不同BaTiO3含量的0-3型BaTiO3/环氧复合材料膜,研究分析了环氧树脂固化工艺的确定以及不同BaTiO3含量的复合材料的晶相及显微结构.研究表明,固化剂体系含量占环氧树脂质量分数为6%时,固化温度约120℃(1h);受钛酸钡粒子的影响,复合材料基体相聚合物有序排列的分子结构被破坏,环氧树脂分子链的排列密度降低;BaTiO3质量分数为0.6时,复合材料中陶瓷粉末的分散效果最佳.
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