Samsung Sdi Co., Inc.

Daejong Yoo

Chanho Pak

Yoonhoi Lee

A membrane electrode assembly for a fuel cell, includes: an electrolyte membrane, and cathode and anode that are respectively disposed on opposing surfaces of the electrolyte membrane, wherein the anode comprises an anode catalyst layer, an anode micro-porous layer and an anode diffusion support that are sequentially disposed on one surface of the electrolyte membrane, wherein the thickness ratio of the anode catalyst layer to the anode micro-porous layer is in a range of 1:0.82 to 1:3.28, and the thickness ratio of the anode catalyst layer to the anode diffusion support is in a range of 1:5 to 1:7.05.

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Hwaseong-si, South Korea

Daejong Yoo