The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 24, 2019
Filed:
Jul. 29, 2016
Applicant:
Jfe Steel Corporation, Chiyoda-ku, Tokyo, JP;
Inventors:
Assignee:
JFE STEEL CORPORATION, Chiyoda-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/0228 (2016.01); H01M 8/0206 (2016.01); H01M 8/0215 (2016.01); H01M 8/1018 (2016.01);
U.S. Cl.
CPC ...
H01M 8/0228 (2013.01); H01M 8/0206 (2013.01); H01M 8/0215 (2013.01); H01M 8/1018 (2013.01); H01M 2008/1095 (2013.01);
Abstract
A metal sheet for separators of polymer electrolyte fuel cells comprises: a substrate made of metal; and a surface-coating layer with which a surface of the substrate is coated, with a strike layer in between, wherein a coating ratio of the strike layer on the substrate is 2% to 70%, the strike layer is distributed in a form of islands, and a maximum diameter of the islands of the strike layer as coating portions is 1.00 μm or less and is not greater than a thickness of the surface-coating layer.