Catalyst compositions for the preparation of unsaturated acids

Details Catalyst compositions for the preparation of unsaturated acids Catalyst compositions for the preparation of unsaturated acids

1981-10-28

1983-03-29

Shine, W. J.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

B01J 2314, B01J 2322, B01J 2328, B01J 2372

Patent

active

043783090

ABSTRACT:
The present invention relates to a catalyst composition consisting of oxide complexes of vanadium, molybdenum and copper plus an additional metal oxide selected from the group consisting of antimony and germanium or mixtures thereof. These catalysts are especially useful for producing acrylic acid from acrolein and for producing methacrylic acid from methacrolein.

REFERENCES:
patent: 3736354 (1973-05-01), Yanagita et al.
patent: 4014927 (1977-03-01), Kadowaki

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