Processes for producing terephthalic acid are disclosed, the processes comprising combining in a reaction medium p-xylene, a solvent comprising water and one or more saturated organic acids having from 2-4 carbon atoms, and an oxygen-containing gas, at a
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Page/Page column 7-10
(2008/06/13)
Process for the oxidative purification of terephthalic acid
Disclosed is a process to produce a purified carboxylic acid slurry. The process comprises removing impurities from a crystallized product in a solid liquid displacement zone to form the purified carboxylic acid slurry. The process produces purified carbo
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Page 4-5
(2008/06/13)
PRODUCTION OF AROMATIC CARBOXYLIC ACIDS
A process for the production of an aromatic carboxylic acid comprising contacting in the presence of a catalyst, within a continuous flow reactor, one or more precursors of the aromatic carboxylic acid with an oxidant, such contact being effected with sai
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Page 28
(2008/06/13)
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