以含磷环氧树脂(ED)为基体,含氮酚醛固化剂(MFP),2-甲基咪唑为固化促进剂组成ED/MFP固化体系.结合非等温(动态)DSC法和红外跟踪,借助T-β图外推法,确定ED/MFP固化体系最佳固化工艺为:125℃/1h+145℃/2 h+160℃/3 h+180℃/2.5 h,240℃下后处理3 h.采用Kissinger法计算出体系的表观活化能为59.14 kJ/mol,结合Crane公式理论计算出该体系的反应级数为0.89.
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