发明授权
- 专利标题: Catalytic process for the preparation of phosphazene polymers
- 专利标题(中): 用于制备磷腈聚合物的催化方法
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申请号: US747626申请日: 1976-12-06
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公开(公告)号: US4116891A公开(公告)日: 1978-09-26
- 发明人: Ronald L. Dieck , Thomas B. Garrett , Alan B. Magnusson
- 申请人: Ronald L. Dieck , Thomas B. Garrett , Alan B. Magnusson
- 申请人地址: PA Lancaster
- 专利权人: Armstrong Cork Company
- 当前专利权人: Armstrong Cork Company
- 当前专利权人地址: PA Lancaster
- 主分类号: C01B21/097
- IPC分类号: C01B21/097 ; C01B21/098 ; C07F9/22 ; C07F9/6593 ; C08G79/02 ; C08J9/06 ; C08L85/02
摘要:
A process is disclosed for the catalytically-induced preparation of phosphazene polymers. Cyclic halophosphazenes are polymerized in the presence of a catalytically sufficient amount of a Lewis acid catalyst.
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