Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1976-07-29
1977-10-11
Davis, C.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
C07C 1710
Patent
active
040535304
ABSTRACT:
Described is the production of chlorofluorocarbons, particularly trichlorofluoromethane, by reaction between chlorocarbons, e.g., carbon tetrachloride, and ammonium bifluoride at around 300.degree.-550.degree. C in the presence of certain catalysts, e.g., an alkaline earth metal fluoride or ferric fluoride, calcium fluoride being preferred.
REFERENCES:
patent: 3334151 (1967-08-01), Okazaki
patent: 3480667 (1969-11-01), Seigart et al.
patent: 3501268 (1970-03-01), Laran et al.
Davis C.
E. I. Du Pont de Nemours and Company
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