Process for producing epsilon-caprolactam and activating solid c

Details Process for producing epsilon-caprolactam and activating solid c Process for producing epsilon-caprolactam and activating solid c

1991-12-23

1993-05-18

Bond, Robert T.

Organic compounds -- part of the class 532-570 series

Organic compounds

Unsubstituted hydrocarbyl chain between the ring and the -c-...

502 54, C07D20104

Patent

active

052123022

ABSTRACT:
In the production of .epsilon.-caprolactam from cyclohexanon oxime in gaseous phase in the presence of solid catalysts, the catalysts, no matter whether they may have worked, are brought into contact with either aqueous solution of ammonium salts and at least one basic material or ammonia water.

REFERENCES:
patent: 4678763 (1987-07-01), Chang et al.
patent: 4828812 (1989-05-01), McCullen et al.
patent: 4837398 (1989-06-01), Chang et al.
patent: 4871702 (1989-10-01), Chang et al.
patent: 4912275 (1990-03-01), Chang et al.

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