Ammoxidation catalyst

Details Ammoxidation catalyst Ammoxidation catalyst

1976-01-27

1977-04-19

Shine, W. J.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

B01J 2104, B01J 2116, B01J 2322, B01J 2304

Patent

active

040187136

ABSTRACT:
An ammoxidation process for the preparation of nitriles by reaction of m- or p-xylene with ammonia and oxygen using as catalyst an .alpha.-alumina supported vanadiumalkali metal bronze promoted with niobium, whereby a high proportion of dinitrile product is obtained. The invention also embodies the niobium promoted catalyst.

REFERENCES:
patent: 3544617 (1970-12-01), Oga et al.

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