C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/658.2
C07C 17/08 (2006.01) C07C 17/087 (2006.01) C07C 17/20 (2006.01) C07C 17/21 (2006.01) C07C 19/08 (2006.01)
Patent
CA 1308743
ABSTRACT OF THE DISCLOSURE GAS-PHASE FLUORINATION PROCESS An improved gas-phase process for the manufacture of 1,1,1-trifluorodichloroethane and 1,1,1,2-tetrafluorochloroethane by contacting a suitable tetrahaloethylene with hydrogen fluoride in the presence of a selected metal on a high fluorine content alumina support, the reaction being conducted under controlled conditions whereby the production of pentafluoroethane is minimized.
571133
Manzer Leo E.
Rao Velliyur N.m.
E.i. Du Pont de Nemours And Company
Manzer Leo E.
Mccallum Brooks & Co.
Rao Velliyur N.m.
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