Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
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.
Angstadt Howard P.
Bushick Ronald D.
Hess J. Edward
Johnson Donald R.
Lipsitz Paul
Shine W. J.
Sun Ventures, Inc.
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