Method of treating mother liquor of reaction in terephthalic aci

Details Method of treating mother liquor of reaction in terephthalic aci Method of treating mother liquor of reaction in terephthalic aci

1979-06-08

1980-08-26

Siegel, Alan

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

Organic compounds

Carboxylic acids and salts thereof

C07C 5142

Patent

active

042196698

ABSTRACT:
Reaction mother liquor of terephthalic acid production is treated to separate volatile component mainly composed of acetic acid and solid components composed of used catalyst or heavy metal salt(s), residual terephthalic acid and reaction by-products by using combination of a tubular type heater having at least one heating tube of a relatively small diameter and a separation chamber in which the heating tube(s) open(s) at one end thereof.

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