研究了含二氮杂萘酮结构环氧端基聚芳醚砜(E-PPES)/E-44环氧树脂复合体系的微观结构和热-力学性能.分析了E-PPES在环氧树脂基体中的增韧机理.E-PPES/环氧树脂体系为均相结构.加入一定量的E-PPES可大幅度提高环氧树脂的韧性,而不降低环氧树脂的模量和耐热性.
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