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为了预测聚烯烃弹性体(POE)与不同聚酰胺(PA6、PA11和PA1010)的相容性及共混物的力学性能和介观形貌,采用分子动力学(MD)和介观动力学(MesoDyn)模拟方法对不同种类的POE/PA共混物进行了研究.结果表明,3种共混体系中PA11/POE共混物的拉伸模量、体积模量及剪切模量都较小,韧性比较好,力学性能和结合能最好;MesoDyn模拟结果表明,PA11与POE相容性最好.本模拟方法可以作为预测聚合物共混物性能的有利工具,也可以为高聚物配方设计提供理论参考.

参考文献

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