For polyelectrolytes diphenyl sulfone compound, a polymer electrolyte, a membrane-electrode assemb

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PROBLEM TO BE SOLVED : To provide a diphenyl sulfone compound for polymer electrolyte capable of suppressing swell, a polymer electrolyte, a membrane electrolyte conjugate, a solid polymer shape fuel cell and a manufacturing method of the polymer electrolyte.SOLUTION : There is provided a diphenylsulfone compound for polymer electrolyte expressed by the following general formula (1). (1), where Rand Rare connecting groups each independently selected from a group consisting of -(CH)-, -O-(CH)-, -S-(CH)-, -NH-(CH)-, -(CF)-, -O-(CF)-, -S-(CF)- and -NH-(CF)-, where a is an integer of 2 or more, Xand Xare each independently a halogen atom, Yand Yare atoms each independently selected from a group consisting of the Group 1 element and the Group 2 element.SELECTED DRAWING : None