Method for regenerating an oxidation catalyst

Details Method for regenerating an oxidation catalyst Method for regenerating an oxidation catalyst

1978-03-17

1979-08-21

Konopka, P. E.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252416, 260604R, 562545, B01J 2728, B01J 2392, C07C 5124, C07C 4502

Patent

active

041652967

ABSTRACT:
A phosphorus-molybdenum-alkali metal-containing catalyst for the gas-phase oxidation of an unsaturated aldehyde to an unsaturated carboxylic acid is regenerated by treating it with an aqueous solution containing ammonia and hydrogen peroxide or ozone.

REFERENCES:
patent: 1678626 (1928-07-01), Jaeger et al.
patent: 2683122 (1954-07-01), Woodcock et al.
patent: 2973326 (1961-02-01), Hodgins et al.
patent: 3538017 (1970-11-01), Aglietti et al.
patent: 3761516 (1973-09-01), Khoobiar
patent: 4075244 (1978-02-01), Akiyama et al.

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