Patent Number: 7,132,574

Title: Preparation of perfluoropolyethers having at least one --CH.sub.2OH or --CH(CF.sub.3)OH end group

Abstract: A process for preparing perfluoropolyethers having at least one --CH.sub.2OH or --CH(CF.sub.3)OH end group by reaction of the corresponding pefluoropolyethers having at least one carboxylic --COOH or ketonic --(CF.sub.3)C.dbd.O end group with gaseous hydrogen, between 80.degree. C. and 140.degree. C., in the presence of hydrogenation catalysts.

Inventors: Picozzi; Rosaldo (Milan, IT), Tonelli; Claudio (Milan, IT)

Assignee: Solvay Solexis S.p.A.

International Classification: C07C 41/18 (20060101)

Expiration Date: 2019-11-07 0:00:00