Process for preparing acetic acid by gas-phase oxidation

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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260497A, 260530N, 260533N, C07C 5120

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active

039548570

ABSTRACT:
Vanadate catalysts used in the preparation of acetic acid by gas-phase oxidation of butenes and of oxygen compounds derived from butene or from propane in the presence of steam are improved by treating with hydrochloric acid, following calcining, and then washing, drying and calcining a second time.

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