| abstract |
Hydrofluoroethers of formula: n nT-CFX′—O—R f —CFX-T′ (II) nwherein: n T=CH 3 ; X, X′, equal to or different from each other, are selected between F, CF 3 ; T′=F, Cl, H, C 1 —C 3 perfluoroalkyl, CH 3 , CH 2 0H, COC 1 , CHO, CO 2 H; R f is a perfluoroalkylene or a perfluoropolyoxyalkylene and respective preparation process by reduction with hydrogen in the presence of a platinum catalyst supported on metal fluorides of the corresponding compounds with at least one —COCl end group. |