Process for the preparation of diacids from the washing waters o

Details Process for the preparation of diacids from the washing waters o Process for the preparation of diacids from the washing waters o

1997-12-12

2000-01-18

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

562512, 562525, 562543, C07C 5116

Patent

active

060159243

ABSTRACT:
The present invention relates to a process for the preparation of diacids or mixtures of diacids from aqueous solutions derived from the washing of cyclohexane oxidation products. More specifically, the present invention provides a process for the preparation of aliphatic diacids from washing waters derived from a process for the oxidation of cyclohexane and containing peroxides, the process of the invention comprising successively:

REFERENCES:
patent: 2323861 (1943-07-01), Zellner
patent: 3658898 (1972-04-01), Lartigau
patent: 3726917 (1973-04-01), Brunie et al.
patent: 3761517 (1973-09-01), Rohl et al.
patent: 3772375 (1973-11-01), Brunie et al.
patent: 3997601 (1976-12-01), Langley
patent: 4014903 (1977-03-01), Moore
patent: 4227021 (1980-10-01), Grosskinsky et al.

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