abstract |
An object of the invention is to provide a fuel cell having improved long-term durability. n The patent provides a fuel cell comprising a peroxide decomposition catalyst immobilized on a support, wherein the fuel cell is constituted of a membrane electrode assembly comprising a polyelectrolyte membrane, electrode layers placed on both the sides of the electrolyte membrane, and gas diffusion layers placed on the side opposite to the electrolyte membrane of the electrode layers, a gas sealing material placed surrounding the membrane electrode assembly, and separators sandwiching the foregoing. |