Patent ID: 8053606

Claim:
A process for the preparation of the compound of Formula (1a) R f —(CH 2 CF 2 ) n (CH 2 ) m —(OCH2CH2) p —XH (1a) wherein R f is a linear or branched perfluoroalkyl group of 1 to 6 carbon atoms; n is 0 to 4; X is O; m is an integer from 1 to 6; and p is an integer from 1 to about 40; comprising contacting a fluorinated alcohol of Formula (4) R f —(CH 2 CF 2 ) n (CH 2 ) m —XH (4) wherein R f is a linear or branched perfluoroalkyl group of 1 to 6 carbon atoms; n is an integer from 0 to 4; m is an integer from 1 to 6; X is O; with an alkylene oxide having 2 to 10 carbon atoms, or a mixture of said alkylene oxides, in the presence of a catalyst system comprising (1) at least one alkali metal borohydride and (2) at least one organic quaternary salt.