采用差示扫描量热法(DSC)对聚甲亚胺(PAM)/尼龙6复合材料等温结晶过程进行了研究.结果表明,PAM的加入使得基体的结晶速率增大,尤其是当含量为5%时,半结晶期明显减少.研究还发现,该体系的等温结晶过程完全可以用Avrami方程来描述,各试样的Avrami指数均在2~3之间,表明Avrami指数、球晶生长方式基本不受聚甲亚胺加入的影响.基体中原位形成的聚甲亚胺微纤起到了诱导结晶的作用,使得基体的结晶速率加快,但随着微纤含量的增加,由于分散性能变差而使得诱导结晶的能力减弱,表现为结晶速率又有所降低.
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