Patent ID: 8163406
Filing Date: 2012-04-24
Classification: H01B,H01M,Y02E

Abstract:
1. A membrane-electrode assembly for solid polymer electrolyte fuel cell, comprising: an anode electrode, a cathode electrode, and a proton conductive membrane, the anode electrode and the cathode electrode being disposed on opposite sides of the proton conductive membrane, wherein the proton conductive membrane includes a repeating constitutional unit represented by the formula (1): wherein, A and D, independently from each other, are a direct bond or are selected from the group consisting of: —O—, —S—, —CO—, —SO B represents an oxygen atom or a sulfur atom; Ph represents a fused aromatic ring; R t is an integer of 0 to 4; and n and p represent the composition ratio of each unit where p is a value greater than 0 and 1 or less, and n+p is 1.