Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Marianne Elisabeth Harmon0
Hongwei Liu0
Hongyi Zhou0
Joyce Hung0
Daniel Joseph Brunelle0
Daniel Steiger0
David Roger Moore0
Date of Patent
September 29, 2009
0Patent Application Number
113148770
Date Filed
December 20, 2005
0Patent Primary Examiner
Patent abstract
Sulfonated block copolymer suitable for use as proton exchange membranes for fuel cells comprise sulfonated polyaryletherketone blocks and polyethersulfone blocks. The sulfonated polyaryletherketone blocks comprise structural units of formula
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