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Title: Polyarylether composition and membrane

Patent ·
OSTI ID:1014931

A composition including a polyarylether copolymer is provided. The copolymer includes a polyarylether backbone; and a sulfonated oligomeric group bonded to the polyarylether suitable for use as a cation conducting membrane. Method of bonding a sulfonated oligomeric group to the polyarylether backbone to form a polyarylether copolymer. The membrane may be formed from the polyarylether copolymer composition. The chain length of the sulfonated oligomeric group may be controlled to affect or control the ion conductivity of the membrane.

Research Organization:
GE Global Research, Niskayuna, New York (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FG36-06GO16034
Assignee:
General Electric Company (Niskayuna, NY)
Patent Number(s):
7,829,652
Application Number:
US Patent Application 12/183,488
OSTI ID:
1014931
Country of Publication:
United States
Language:
English

References (1)

Comb-Shaped Poly(arylene ether sulfone)s as Proton Exchange Membranes journal March 2008