The main methods to prepare polyphosphazene were first introduced, then the living cation polymerization at room temperature and the reaction halogenphosphazene and pentacoordinate silicon complexes developed in our laboratory were discussed.

• 在回顾聚磷腈的主要合成方法的基础上，介绍了出现的室温活性正离子聚合及本实验室利用卤化磷腈与五配位硅络合物反应所取得的一些结果。