Process for removing halogenated hydroxyaromatics from aqueous s

Details Process for removing halogenated hydroxyaromatics from aqueous s Process for removing halogenated hydroxyaromatics from aqueous s

1988-06-01

1989-09-05

Lone, Werren B.

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

Organic compounds

Sulfur containing

C07C 3768

Patent

active

048640654

ABSTRACT:
The invention relates to a process for extracting halogenated hydroxyaromatics from aqueous solutions. In this process, the extractant used is an amine salt comprising an aliphatic amine having a total carbon number of 10 to 75 and a strong acid. The amine salt may be employed in undiluted form or diluted with an organic solvent.

REFERENCES:
patent: 4280012 (1981-07-01), Pastura et al.
patent: 4814518 (1989-03-01), Gossel et al.
Hwang, S. T., "Treatability of Toxic Wastewater Pollutants by Solvent Extraction", AICHE Symp. Ser., No. 209 77, 304-305 (1981)

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