▎ 摘　　要

NOVELTY - A graphene-coated separator has a stainless steel substrate, a buffer layer formed on at least one side of the substrate, and a graphene layer coated on the surface of buffer layer. USE - Graphene-coated separator is used for fuel cell used for electric power system. ADVANTAGE - The graphene-coated separator is economically manufactured, and has excellent durability, electroconductivity and oxidation resistance even at high temperature. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for manufacture of graphene-coated separator.