公开(公告)号：US10818936B2

公开(公告)日：2020-10-27

申请号：US15807377

申请日：2017-11-08

申请人： HYUNDAI MOTOR COMPANY ,  KIA MOTORS CORPORATION

发明人： Bokyung Kim ,  Yoo Chang Yang ,  Woong Pyo Hong ,  Seungkoo Lee ,  Jungyeon Park ,  Su Jung Noh ,  Seung Jeong Oh ,  Daeil Yoon ,  In Woong Lyo ,  Kyungmin Kim

IPC分类号： H01M8/0228 ,  H01M8/0213 ,  H01M8/021 ,  C23C16/505 ,  H01M8/0206 ,  C23C16/26

摘要： A separator for a fuel cell includes: a metal base material; and a carbon coating layer formed on one surface or both surfaces of the metal base material, in which roughness Ra formed at an interface between the metal base material and the carbon coating layer may be in a range of 20 to 78 nm.