PRESSURIZED CRUDE AROMATIC CARBOXYLIC ACID FEED MIXES
Processes for manufacturing a purified aromatic carboxylic acid include heating a purification reaction mixture in a pre-heating zone, the purification reaction mixture comprising a crude aromatic carboxylic acid and a solvent, and purifying the crude aromatic carboxylic acid in the purification rea...
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Format: | Patent |
Sprache: | eng ; fre |
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