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Title:
ELECTRODE CATALYST FOR FUEL CELL, AND FUEL CELL USING SAME
Document Type and Number:
WIPO Patent Application WO/2019/177060
Kind Code:
A1
Abstract:
An objective of the present invention is to provide: an electrode catalyst for a fuel cell, the electrode catalyst having high initial activity and being capable of long-term retention of said activity; and a fuel cell using the electrode catalyst for a fuel cell. The present invention pertains to: an electrode catalyst for a fuel cell, the electrode catalyst comprising catalyst metal particles that include platinum or a platinum alloy, and carrier particles that carry said catalyst metal particles, wherein the carrier particles are a carbonaceous material having a cumulative pore volume of 0.10cc/g or less in the diameter range of 2nm or less, and a BET specific surface area of greater than 900m2/g; and a fuel cell comprising the electrode catalyst for a fuel cell.

Inventors:
KATAOKA MIKIHIRO (JP)
HORIAI KOTARO (JP)
TERADA TOMOAKI (JP)
ITOH YUSUKE (JP)
HORI MIKIHIRO (JP)
Application Number:
JP2019/010387
Publication Date:
September 19, 2019
Filing Date:
March 13, 2019
Export Citation:
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Assignee:
CATALER CORP (JP)
TOYOTA MOTOR CO LTD (JP)
International Classes:
H01M4/96; B01J23/89; B01J35/10; H01M4/90; H01M4/92; H01M8/10
Domestic Patent References:
WO2017094648A12017-06-08
WO2017042919A12017-03-16
WO2007055411A12007-05-18
WO2014129597A12014-08-28
WO2016063968A12016-04-28
WO2014129597A12014-08-28
WO2015141810A12015-09-24
WO2017094648A12017-06-08
Foreign References:
JP2017212217A2017-11-30
JP2008269850A2008-11-06
JP2005135817A2005-05-26
JP2012124001A2012-06-28
JP2013252483A2013-12-19
JP2012248365A2012-12-13
JP2012236138A2012-12-06
JP2005317546A2005-11-10
JP2005166409A2005-06-23
JP2009140657A2009-06-25
JP5481748B22014-04-23
JP2016106170A2016-06-16
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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