Optimized purification production of terephthalic acid

Details Optimized purification production of terephthalic acid Optimized purification production of terephthalic acid

C - Chemistry, Metallurgy

07

C

C07C 51/487 (2006.01) B01D 9/00 (2006.01) C07C 51/265 (2006.01)

Patent

CA 2576323

Disclosed is an optimized process and apparatus for more efficiently producing and purifying aromatic dicarboxylic acids (e.g., terephthalic acid). The optimized system employs at least one zoned slurry concentrator to enhance purification of the aromatic dicarboxylic acid.

L'invention concerne un procédé et un appareil optimisés permettant de produire et de purifier plus efficacement des acides dicarboxyliques aromatiques (par exemple, un acide téréphthalique). Le système optimisé utilise au moins un concentrateur de coulis à zones pour améliorer la purification de l'acide dicarboxylique aromatique.

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