Catalyst and process for preparing maleic anhydride from C.sub.4

Details Catalyst and process for preparing maleic anhydride from C.sub.4 Catalyst and process for preparing maleic anhydride from C.sub.4

1976-03-17

1977-09-20

Garvin, Patrick P.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252435, 26034674, B01J 2718

Patent

active

040495744

ABSTRACT:
A catalyst complex useful for converting normal C.sub.4 hydrocarbons to maleic anhydride in vapor phase comprising as components vanadium, phosphorus, copper, an element selected from the group of Te, Zr, Ni, Ce, W, Pd, Ag, Mn, Cr, Zn, Mo, Re, Sm, La, Hf, Ta, Th, Co, U, and Sn, preferably with an alkali or alkaline earth metal.

REFERENCES:
patent: 3086026 (1963-04-01), Wiebusch
patent: 3156705 (1964-11-01), Kerr
patent: 3156706 (1964-11-01), Kerr
patent: 3238254 (1966-03-01), Kerr
patent: 3385796 (1968-05-01), Kerr
patent: 3433823 (1969-03-01), McMahon
patent: 3478063 (1969-11-01), Friedrichsen et al.
patent: 3484384 (1969-12-01), Kerr
patent: 3557021 (1971-01-01), Coyne et al.
patent: 3736354 (1973-05-01), Yanagita et al.
patent: 3980585 (1976-09-01), Kerr et al.

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