通过γ氨丙基三乙氧基硅烷-双酚A二缩水甘油醚与微米片状Fle粉表面的化学反应,制备了表面修饰环氧树脂膜的微米片状Fe粉.用FTIR,SEM,AFM和矢量网络分析仪分析了表面修饰环氧树脂膜的微米片状Fe粉的结构,形貌、表面状态和微波电磁性能.结果表明,在微米片状Fe粉表面修饰环氧树脂,能在其磁导率基本保持不变的前提下显著降低介电常数,其中虚部降低达到30%-80%以上,从而明显改善吸波性能.
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