摘要 |
A perfluorocarbonyl compound of the formula <IMAGE> wherein Rf is perfluoroalkyl having 1 to 10 carbon atoms, R'f is perfluoroalkylene having 1 to 10 carbon atoms, R is fluorine, chlorine, perfluoroalkyl having 1 to 10 carbon atoms, or is alkoxy having 1 to 10 carbon atoms, and n is 0 to 10. |