Process for producing carboxylic acids

Details Process for producing carboxylic acids Process for producing carboxylic acids

2007-08-07

2007-08-07

Parsa, J. (Department: 1621)

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

Organic compounds

Carboxylic acids and salts thereof

C562S543000, C562S593000

Reexamination Certificate

active

10533212

ABSTRACT:
The present invention relates to a process for producing carboxylic acids. It relates more particularly to a process for producing carboxylic acids by oxidation of a hydrocarbon with oxygen or a gas containing oxygen, and even more particularly to the oxidation of cyclohexane to adipic acid. It relates to a process comprising a step consisting of hydrolysis of the esters formed during the oxidation step.

REFERENCES:
patent: 6433220 (2002-08-01), Dudgeon et al.
patent: 6787669 (2004-09-01), Costantini et al.

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