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Title:
CELL FOR SOLID POLYMER FUEL CELL, AND SOLID POLYMER FUEL CELL STACK
Document Type and Number:
WIPO Patent Application WO/2017/170067
Kind Code:
A1
Abstract:
A cell 10 for a solid polymer fuel cell and equipped with an anode-side cell constituent member 11 and a cathode-side cell constituent member 12, wherein: the anode-side cell constituent member 11 and the cathode-side cell constituent member 12 each contain a stainless steel material; part of the surface of the stainless steel material contained in the cathode-side cell constituent member 12 is covered in a gold plating, and the proportion thereof covered by the gold plating is 15-85%; the surface of the stainless steel material contained in the anode-side cell constituent member 11 is not covered by a gold plating, and said stainless steel material has a precipitate therein which contains a finely dispersed and precipitated M2B boride; and part of the precipitate projects from the surface of the ferritic stainless steel material.

Inventors:
TARUTANI, Yoshio (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, 〒1008071, JP)
Application Number:
JP2017/011555
Publication Date:
October 05, 2017
Filing Date:
March 22, 2017
Export Citation:
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Assignee:
NIPPON STEEL & SUMITOMO METAL CORPORATION (6-1 Marunouchi 2-chome, Chiyoda-ku Tokyo, 71, 〒1008071, JP)
International Classes:
H01M8/0202; C22C38/00; C22C38/54; C22C38/58; C25D7/00; H01M8/10
Domestic Patent References:
WO2009157557A12009-12-30
Foreign References:
JP2004296381A2004-10-21
JP4078966B22008-04-23
JP2006097088A2006-04-13
JP2004071502A2004-03-04
Attorney, Agent or Firm:
BRIGHTAS IP ATTORNEYS (2-5-10, Sonezaki Kita-ku, Osaka-sh, Osaka 57, 〒5300057, JP)
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