| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a membrane-electrode assembly and its manufacturing method capable of reducing a thickness of a solid polymer electrolyte membrane while suppressing breakage of the solid polymer electrolyte membrane. <P>SOLUTION: The manufacturing method of the membrane-electrode assembly 100 includes a catalyst layer forming process for forming a catalyst layer 20 on a gas diffusion layer 10, a coating process for coating a liquid polymer electrolyte membrane on the catalyst layer 20, and an electrolyte membrane forming process for forming the solid polymer electrolyte membrane 30 by solidifying electrolyte. <P>COPYRIGHT: (C)2008,JPO&INPIT |
