Treatment of compositions containing water and organic oxygenate

Details Treatment of compositions containing water and organic oxygenate Treatment of compositions containing water and organic oxygenate

1989-02-01

1990-03-20

Reamer, James H.

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

Organic compounds

Oxygen containing

568411, 568492, 568493, 568324, 568913, C07K 4579

Patent

active

049103440

ABSTRACT:
Aqueous compositions containing organic oxygenates such as methyl isobutyl ketone are treated by pervaporation through a polyvinyl alcohol/polyacrylic acid membrane to yield retentate containing increased concentration of oxygenate.

REFERENCES:
patent: 2974178 (1961-03-01), Hwa et al.
patent: 3720717 (1973-03-01), Cox et al.
Itoh et al, Chem. Abst, vol. 100, #157,777q (1984).
Manabe et al, Chem. Abst, vol. 19, #107358u (1983).
Hashida et al, Chem. Abst., vol. 101, #231,557g (1984).
Leeper, Chem. Abst., vol. 105, #9154d (1986).

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