Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Marianne Elisabeth Harmon0
Joseph Anthony Suriano0
Joshua James Stone0
Joyce Hung0
Daniel Joseph Brunelle0
David Roger Moore0
Hongyi Zhou0
Date of Patent
November 9, 2010
0Patent Application Number
121834880
Date Filed
July 31, 2008
0Patent Primary Examiner
Patent abstract
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.
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