Reverse osmosis membrane

C - Chemistry – Metallurgy – 02 – F

Patent

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Details

182/15.3, 117/88

C02F 1/44 (2006.01) B01D 13/04 (1980.01)

Patent

CA 1148419

A B S T R A C T A composite permselective membrane is prepared by reaction of a film or layer containing cycloaliphatic polyfunctional secondary amines with a triacyl halide or its mixture with a diacyl halide. The membrane is useful in separating components of fluid mixtures or solutions, such as the removal of salts from aqueous solutions by reverse osmosis.

405032

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