Amorphous aryl substituted polyarylene oxide membranes

Details Amorphous aryl substituted polyarylene oxide membranes Amorphous aryl substituted polyarylene oxide membranes

C - Chemistry, Metallurgy

08

G

18/15

C08G 65/48 (2006.01) B01D 69/08 (2006.01) B01D 71/52 (2006.01) C08L 71/12 (2006.01)

Patent

CA 1236663

AMORPHOUS ARYL SUBSTITUTED POLYARYLENE OXIDE MEMBRANES ABSTRACT Asymmetric polymeric gas separation membranes comprise amorphous aryl substituted arylene oxide polymer. Such amorphous polymer is capable of forming hollow fiber membranes by wet spinning procedures from a 10 - 40% weight solution of the polymer and utilizing coagulation baths of at least 80% water and bore injection fluids comprising water. Desirable aryl substituents include halogens, nitro, lower alkyls and lower acyls.

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