Polymer electrolyte for fuel cell

Details Polymer electrolyte for fuel cell Polymer electrolyte for fuel cell

H - Electricity

01

M

H01M 8/10 (2006.01) H01M 8/02 (2006.01)

Patent

CA 2225759

Provided is a polymer electrolyte which is cheap and easily synthesized, and has a high water resistance and high output performance. The polymer electrolyte comprising a sulfonated polymer having an ion-exchange group equivalent weight of 500 to 2500 g/mol, which is obtainable by sulfonating a structural unit represented by the structural formula (II) of a copolymer having 95 to 40 mol% of a structural unit represented by the following structural formula (I) and 5 to 60 mol% of a structural unit represented by the following structural formula (II), Image

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