| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an electrocatalyst layer which is inexpensive and has excellent durability and power generating performance. <P>SOLUTION: The electrocatalyst layer contains a hydrogen ion-conducting carbon hydride-based high-polymer electrolyte having a total content of chlorine (Cl), bromine (Br), and iodine (I) of 1×10<SP>-6</SP>mol/g or less, and an electrocatalyst. <P>COPYRIGHT: (C)2009,JPO&INPIT |
