发明授权
US5900500A Perfluoropolyethers having polycarbonate structure 失效
具有聚碳酸酯结构的全氟聚醚

Perfluoropolyethers having polycarbonate structure
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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