Removal of water from a mixture of water, CO.sub.2 and amines

Details Removal of water from a mixture of water, CO.sub.2 and amines Removal of water from a mixture of water, CO.sub.2 and amines

1990-10-31

1991-09-24

Dawson, Robert A.

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

210650, 210651, 210653, 21050023, 21050027, 55 16, B01D 1300

Patent

active

050511882

ABSTRACT:
Water is removed from a mixture containing water, CO.sub.2 and one or more amines by pervaporation by bringing the mixture into contact with one side of a membrane and removing the water-containing permeate as a vapor from the other side of the membrane.

REFERENCES:
patent: 3288686 (1963-07-01), Otmer
patent: 3750735 (1973-08-01), Chiang et al.
patent: 3869351 (1975-03-01), Schwartzman
patent: 4725359 (1988-02-01), Ray
patent: 4755299 (1988-07-01), Bruschke
patent: 4875980 (1989-10-01), Arita et al.
patent: 4900626 (1990-02-01), Fabre

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