Regeneration of bismuth containing catalyst used in the hydroflu

Details Regeneration of bismuth containing catalyst used in the hydroflu Regeneration of bismuth containing catalyst used in the hydroflu

1975-06-13

1976-06-22

Douglas, Winston A.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

260648F, B01J 2392, B01J 3714, C07C 1708

Patent

active

039650383

ABSTRACT:
Improvement in the catalytic hydrofluorination of halogenated hydrocarbons by carying out the hydrofluorination with a catalyst which is 0.1 to 20 wt. % bismuth, 35 to 66 wt. % fluorine, 24 to 42 wt. % aluminum, and the remainder oxygen. A preferred catalyst also contains manganese.

REFERENCES:
patent: 2585644 (1952-02-01), Fowler et al.
patent: 3591646 (1971-07-01), Vecchio et al.
patent: 3803241 (1974-04-01), Stolkin et al.

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