| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a catalyst layer-electrolyte membrane laminate, an electrode-electrolyte membrane laminate and a solid polymer fuel cell, capable of surely preventing breakage of an electrolyte membrane and capable of effectively using the electrolyte membrane. <P>SOLUTION: The solid polymer fuel cell includes a solid polymer electrolyte membrane 2 with fluorine ion-exchange resin of perfluorocarbon sulfonic acid system as a material, catalyst layers 3 formed on either side of the electrolyte membrane 2, and a reinforcement film 4 with fluorine ion-exchange resin of perfluorocarbon sulfonic acid system as a material, and having a frame-shaped welding layer 43 welded on either side of a catalyst layer-electrolyte membrane laminate 10 so as to cover an outer peripheral edge part of that 10 consisting of the electrolyte membrane 2 and the catalyst layer 3. <P>COPYRIGHT: (C)2010,JPO&INPIT |
