Process and apparatus for producing terephthalic acid

Details Process and apparatus for producing terephthalic acid Process and apparatus for producing terephthalic acid

1994-03-02

1995-10-31

Shippen, Michael L.

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

Organic compounds

Carboxylic acids and salts thereof

562416, 422211, C07C 5116

Patent

active

054631130

ABSTRACT:
A process and an apparatus for producing terephthalic acid economically by oxidizing paraxylene supplied to an oxidizing reactor connected with a compactly designed distillation column in an acetic acid-based solvent, while effecting the distillatory recovery of the paraxylene and acetic acid efficiently without suffering from stuffing of the distillation column.

REFERENCES:
patent: 4241220 (1980-12-01), Itaya
patent: 5099064 (1992-03-01), Huber

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