C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/647.7
C07C 43/12 (2006.01) C08G 65/00 (2006.01) C08G 65/30 (2006.01) C10M 107/38 (2006.01)
Patent
CA 1088575
ABSTRACT OF THE DISCLOSURE Perfluoropolyether oils containing traces of H2O molecularly dissolved therein are rendered anhydrous and hyper- pure by treating same with chlorine trifluoride or monofluoride at a pressure of 1-5 atm. and a temperature of 0-50°C after which the thus treated oil is selectively fractionated.
257958
Belardinelli Giorgio
Caporiccio Gerardo
Carniselli Giuliano
Corti Costante
George H. Riches And Associates
Montedison S.p.a.
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