| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide the manufacturing method of a fuel cell capable of easily forming a porous electrode catalyst layer in order to realize high energy density. <P>SOLUTION: The manufacturing method of the fuel cell having a proton conductive solid electrolyte layer, and a fuel electrode catalyst layer and an air electrode catalyst layer interposing the solid electrolyte layer between them contains a process (S71) forming catalyst paste containing a metal carbonate, and a process etching (S73) the catalyst paste with an acid and forming a porous membrane for forming the fuel electrode catalyst layer or a porous membrane for forming the air electrode catalyst layer. <P>COPYRIGHT: (C)2007,JPO&INPIT |
