Process for producing unsaturated aliphatic acids and...

B - Operations – Transporting – 01 – J

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252/52.J, 260/52

B01J 27/14 (2006.01) B01J 23/00 (2006.01) B01J 23/28 (2006.01) B01J 23/30 (2006.01) B01J 23/32 (2006.01) B01J 23/34 (2006.01) B01J 23/36 (2006.01) B01J 23/68 (2006.01) B01J 23/88 (2006.01) B01J 23/89 (2006.01) B01J 27/199 (2006.01) C07C 51/25 (2006.01) C07C 57/04 (2006.01)

Patent

CA 1090768

ABSTRACT OF THE DISCLOSURE The present invention relates to a catalyst composition consisting of oxide complexes of vanadium, molybdenum and germanium plus an additional oxide selected from the group consisting of iron, nickel, thallium, phosphorus, indium, bismuth and the rare earths and optionally an oxide selected from the group copper, magnesium, manganese, aluminum, titanium, potassium, rubidium, cesium, niobium, tantalum, chromium, tungsten, uranium, cobalt, silver, zinc, tin, gallium, arsenic and antimony. These catalysts are especially useful for producing acrylic acid from acrolein and for producing methacrylic acid from methacrolein.

277514

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