发明授权
- 专利标题: Process for preparing polyfluorooxetanes
- 专利标题(中): 聚氟氧杂环丁烷的制备方法
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申请号: US205927申请日: 1994-03-03
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公开(公告)号: US5519151A公开(公告)日: 1996-05-21
- 发明人: Viacheslav A. Petrov , Bruce E. Smart
- 申请人: Viacheslav A. Petrov , Bruce E. Smart
- 申请人地址: DE Wilmington
- 专利权人: E. I. Du Pont de Nemours and Company
- 当前专利权人: E. I. Du Pont de Nemours and Company
- 当前专利权人地址: DE Wilmington
- 主分类号: B01J27/12
- IPC分类号: B01J27/12 ; B01J27/125 ; C07D305/08
摘要:
This invention concerns a process for the preparation of polyfluorooxetanes by the reaction of fluoroketones or fluoroepoxides with haloethylenes in the presence of a Lewis acid catalyst. Polyfluorooxetanes are useful as solvents and plasticizers having high thermal stability.
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