Liquid purification or separation – Processes – Liquid/liquid solvent or colloidal extraction or diffusing...
Patent
1984-03-19
1987-04-21
Spear, Frank
Liquid purification or separation
Processes
Liquid/liquid solvent or colloidal extraction or diffusing...
21050037, 427244, B01D 1300
Patent
active
046594752
ABSTRACT:
A composite reverse osmosis membrane which can be used to separate a solvent, generally water, from solutes dissolved therein, can comprise a flexible microporous support with a thin film membrane comprising the condensation polymerization product of a polyfunctional crosslinking compound and a polymerized amine-epihalohydrin adduct.
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Chappelow Cecil B.
Liao Tsung K.
Midwest Research Institute
Spear Frank
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