Pentacoordinate organic silicon was prepared from hydrophobic superfine SiO2 and then it was used to react with hexachlorocyclotriphosphazne to get silicon-containing polyphosphazene.

• 以超细疏水性二氧化硅为原料合成五配位有机硅,进一步与六氯环三磷腈反应,合成了含硅聚磷腈。