| http://www.w3.org/ns/prov#value | - 20100239944SOLID POLYMER ELECTROLYTE MEMBRANE, METHOD FOR PRODUCTION OF SOLID POLYMER ELECTROLYTE MEMBRANE, AND FUEL CELL - Disclosed is a method for producing a solid polymer electrolyte membrane, which is characterized by: irradiating a fluorine-containing resin or a hydrocarbon resin with a radioactive ray to co-graft-polymerize both of a radical-polymerizable monomer having an ion-exchangeable
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