发明授权
- 专利标题: Perfluoropolyethers having polycarbonate structure
- 专利标题(中): 具有聚碳酸酯结构的全氟聚醚
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申请号: US903061申请日: 1997-07-30
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公开(公告)号: US5900500A公开(公告)日: 1999-05-04
- 发明人: Stefano Turri , Marinella Levi , Claudio Tonelli , Ferdinando Danusso
- 申请人: Stefano Turri , Marinella Levi , Claudio Tonelli , Ferdinando Danusso
- 申请人地址: ITX Milan
- 专利权人: Ausimont S.p.A.
- 当前专利权人: Ausimont S.p.A.
- 当前专利权人地址: ITX Milan
- 优先权: ITXM196Z1673 19960802
- 主分类号: C08J5/18
- IPC分类号: C08J5/18 ; C08G64/02 ; C08G64/10 ; C08G64/18 ; C08G64/30 ; C07C69/96
摘要:
Perfluoropolyethereal compounds having polycarbonate structure, and general formula: ##STR1## wherein c is an integer comprised between 0 and 10, preferably between 0 and 3,n is an integer from 2 to 1,000, extremes included,Rf is a poly-fluorooxyalkylenic chain, having number average molecular weight (Mn) comprised between 500 and 10,000.
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