Phosgene manufacture

Details Phosgene manufacture Phosgene manufacture

1978-02-15

1980-11-04

Killos, Paul J.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 5158

Patent

active

042319595

ABSTRACT:
Raw material yields are increased and waste disposal requirements are decreased in the preparation of phosgene by the reaction of chlorine with an excess of carbon monoxide in the presence of an activated carbon catalyst by recovering unreacted carbon monoxide and recycling it to the reaction zone.

REFERENCES:
patent: 1231226 (1917-06-01), Whitehouse
patent: 1457493 (1923-06-01), Broehner
patent: 2847470 (1958-08-01), Douthitt
patent: 3331873 (1967-07-01), DeLong et al.
patent: 4073806 (1978-02-01), Doubovetyky et al.
Longatte et al., "Chem. Ab.", 78:60333f (1973).
Csuros et al., "Chem. Ab." 74:66194a (1974).

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