| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain a solid polymer electrolyte membrane with high durability and low cost without causing the deterioration of a hydrocarbon solid polymer membrane. <P>SOLUTION: The solid polymer electrolyte membrane contains (a) polyarylene having a sulfonic acid group and (b) at least one selected from an oxide catalyst, a macrocyclic metal complex catalyst, and a transition metal alloy catalyst. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
