Polychlorophosphazenes and process for their preparation
申请公布号:US4544536(A)
申请号:US19830477397
申请日期:1983.03.21
申请公布日期:1985.10.01
发明人:DE JAEGER, ROGER;HELIOUI, MONCEF;PUSKARIC, EMILE
分类号:C01B21/098;C08G79/02;(IPC1-7):C01B25/10
主分类号:C01B21/098
摘要:The present invention relates to novel polychlorophosphazenes and to the process for their preparation. These polychlorophosphazenes of the general formula: Cl2(O)P[NPCl2]nCl are prepared by the polycondensation of P trichloro-N dichlorophosphoryl-monophosphazene with the controlled release of POCl3 according to the equation: <IMAGE> The novel polychlorophosphazenes so obtained are useful as antiflame materials, as coatings, as fertilizers, etc.