Based on the reaction between the diamine and the active chlorine on PVC forming quaternary ammonium,the diamines were employed as thermally reversible ionic cross-linking agents for PVC.

• 通过二胺的烷基化反应,制备了不同链长的二叔胺,利用二叔胺与聚氯乙烯(PVC)链上的活性氯形成季铵盐离子键的反应,制备了具有离子型热可逆交联特性的PVC。