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Patent Searching and Data


Title:
ELECTRODE CATALYST, METHOD FOR MANUFACTURING SAME, AND ELECTRODE CATALYST LAYER USING ELECTRODE CATALYST
Document Type and Number:
WIPO Patent Application WO/2017/208761
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide an electrode catalyst having improved catalytic activity (oxygen reduction reaction (ORR) specific activity). An electrode catalyst according to the present invention is configured by supporting catalyst metal particles and spacers on a catalyst carrier, wherein the ratio (dsp/dcat) of the average diameter (dsp) of the spacers with respect to the average diameter (dcat) of the catalyst metal particles is 3.5-10.

Inventors:
OHMA ATSUSHI (JP)
ARIHARA KAZUKI (JP)
FURUYA YOSHIHISA (JP)
INOUE HIDEO (JP)
NISHIKAWA KENJI (JP)
Application Number:
PCT/JP2017/017744
Publication Date:
December 07, 2017
Filing Date:
May 10, 2017
Export Citation:
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Assignee:
NISSAN MOTOR (JP)
ISHIFUKU METAL IND (JP)
International Classes:
H01M4/86; H01M4/88; H01M8/10
Domestic Patent References:
WO2007145215A12007-12-21
Foreign References:
JP2008181696A2008-08-07
JP2004363056A2004-12-24
JP2008123860A2008-05-29
Other References:
See also references of EP 3467921A4
Attorney, Agent or Firm:
HATTA & ASSOCIATES (JP)
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