Electrode catalyst for a fuel cell and method for its preparation, and the electrode catalyst containing cathode, anode and fuel cell

摘要

There is provided an electrode catalyst for a fuel cell, which includes: a carbon carrier; and a catalytic metal carried on the carbon support, wherein the catalytic metal is selected from platinum or a platinum alloy, wherein the carbon support has a crystallite size of (002) plane of carbon in a range of 5.0 nm or more and a specific surface area in one Range from 95 m2 / g to 170 m2 / g and the catalytic metal has a (220) plane crystallite size of platinum in a range of 4.5 nm or less.