Process for recovery of organic acids from aqueous solutions

Details Process for recovery of organic acids from aqueous solutions Process for recovery of organic acids from aqueous solutions

1986-03-21

1987-11-10

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

562593, 562582, 562584, 562585, 562597, C07C 59265

Patent

active

047058943

ABSTRACT:
A mixture of trialkyl phosphine oxides (HTRPO) was prepared having the formula: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are same or different alkyl groups of 5 to 9 carbon atoms and the total number of carbon atoms and the total number of carbon atoms per molecule is from 15 to 27. The mixture of trialkyl phosphine oxides (HTRPO) is useful as an extractant for recovering acids from aqueous solutions.

REFERENCES:
patent: 3816524 (1974-06-01), Grinstead
patent: 4365094 (1982-12-01), Boileau et al.

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