Preparation of unsaturated acids

Details Preparation of unsaturated acids Preparation of unsaturated acids

1976-01-30

1979-08-07

Garner, Vivian

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

Organic compounds

Carboxylic acids and salts thereof

252432, 252435, 252437, 252455R, 252462, 26034675, 560208, 562535, C07C 5132, C07C 5704

Patent

active

041638620

ABSTRACT:
The present invention is a catalyst composition consisting of oxides or oxide complexes that contains catalytically significant amounts of cerium, tungsten, vanadium and molybdenum plus optionally one or more of Fe, Co, Ni, Zn, Cu, Mg, Mn, Bi, Ti, Zr, Sn, P, an alkali metal, an alkaline earth metal, lanthanum or an element of the lanthanoid series. These catalysts are especially useful for producing acrylic acid from acrolein and for producing methacrylic acid from methacrolein.

REFERENCES:
patent: 3435069 (1969-03-01), Bethell et al.
patent: 3567773 (1971-03-01), Yamaguchi et al.
patent: 3875220 (1975-04-01), White et al.
patent: 3954855 (1976-05-01), Wada et al.

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