| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an electrode catalyst having the catalytic performance superior to that of the conventional electrode catalyst and to provide an electrode catalyst composition for a fuel cell and a proton exchange membrane fuel cell in each of which the electrode catalyst is used. <P>SOLUTION: This electrode catalyst for the fuel cell is obtained by depositing a catalyst component on such a compound oxide of Ti and at least one selected from the group consisting of Si, Zr, W, Fe, Ce and Ta that the molar ratio of a titania component to each of oxide components of other metals is ≥1. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
