Solvent exchange drying of membranes for gas separation

Details Solvent exchange drying of membranes for gas separation Solvent exchange drying of membranes for gas separation

1976-06-22

1978-10-17

Spear, Jr., Frank A.

Drying and gas or vapor contact with solids

Apparatus

With means to treat gas or vapor

55 16, 210500M, 264344, B01D 3100

Patent

active

041200985

ABSTRACT:
Process for drying a water-wet permselective membrane by contacting the membrane with water replacement liquid under conditions which result in minimal shrinkage based on the surface tension, viscosity, concentration, molar volume, and temperature of the components of the system.

REFERENCES:
patent: 3342729 (1967-09-01), Strand
patent: 3592672 (1971-07-01), Rowley et al.
patent: 3710945 (1973-01-01), Dismore
patent: 3822202 (1974-07-01), Hoehn
patent: 3899308 (1975-08-01), Hoehn et al.

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