Semipermeable membranes based on certain sulfonated...

Details Semipermeable membranes based on certain sulfonated... Semipermeable membranes based on certain sulfonated...

B - Operations, Transporting

01

D

B01D 71/68 (2006.01) B01D 53/22 (2006.01) C08G 75/20 (2006.01)

Patent

CA 2056930

- 43 - SEMIPERMEABLE MEMBRANES BASED ON CERTAIN SULFONATED SUBSTITUTED POLYSULFONE POLYMERS Abstract of the Invention Semipermeable membranes comprised of certain sulfonated substituted polysulfone polymers containing the polymer repeat unit (A) or (B) as herein defined. The invention also pertains to processes for using said membranes for the selective permeation of at least one gaseous component from a mixture of gases containing said gaseous component in admixuture with other gaseous components. D-15,772

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