FUEL CELL MEMBRANE-ELECTRODE ASSEMBLY

Provided is a fuel cell membrane-electrode assembly comprising: a cathode electrode and an anode electrode positioned so as to face each other; and a polymer electrolyte membrane positioned between the cathode electrode and the anode electrode, wherein the cathode electrode and the anode electrode respectively comprise: an electrode substrate; a microporous layer positioned on the electrode substrate; and a first catalyst layer positioned on the microporous layer, wherein at least one second catalyst layer is positioned between the first catalyst layer and the polymer electrolyte membrane, thesecond catalyst layer includes a reaction-inducing material, the reaction-inducing material is metal or alloy selected from Ir, Ru, IraRub, IrcRudMe, IrfMg, RufMg, and a combination thereof, or is anoxide selected from IrOx, RuOx, IraRubOx, IrcRudMeOx, IrfMgOx, RufMgOx, and a combination thereof (M, a, b, c, d, e, f, g, and x are the same as those defined in the description). 本发明提供燃料电池用膜电极组件，其包括：相互对置的阴极与阳极；以及位于所述阴极与所述阳极之