在聚氯酯(PU)/乙烯基树脂(VER)互穿网络聚合物中掺杂受阻胺(DZ)制备了有机杂化PU/VER复合材料.利用差示扫描量热分析(DSC)、X射线衍射(XRD)、扫描电镜(SEM)及动态力学热分析仪(DMA)对该复合材料的结构和阻尼性能进行了研究.结果表明,纯净DZ为晶态,但在复合材料中DZ具有晶态、与聚合物基质形成氢键、无序聚集态等多种形态,DZ的加入提高了该复合材料的阻尼性能.
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