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Patent Searching and Data


Title:
The metal plate for separators of a polymer electrolyte fuel cell
Document Type and Number:
Japanese Patent JP5928364
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a metal plate suitable as a separator of a polymer electrolyte fuel cell, which not only has low contact resistance, but also has excellent corrosion resistance even when exposed to a high-potential environment such as a separator use environment for a long time.SOLUTION: A surface of a metal base is coated with an Sn alloy layer film, and further a surface of the Sn alloy layer film is coated with an oxide film. Conductive particles are contained in the Sn alloy layer film, and the oxide film is of a constituent element of the Sn alloy layer film.

Inventors:
Yano Takanori
Shinsuke Ide
Shin Ishikawa
Application Number:
JP2013024684A
Publication Date:
June 01, 2016
Filing Date:
February 12, 2013
Export Citation:
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Assignee:
jfe Steel Corporation
International Classes:
H01M8/0202; C22C1/10; C22C13/00; C22C30/04; C23C28/00; C25D11/34; C25D15/02; H01M8/10
Domestic Patent References:
JP2001307747A
JP2003528980A
JP11126620A
Foreign References:
WO2011132797A1
Attorney, Agent or Firm:
Kenji Sugimura
Kengo Yoshida