Title:
ELECTRODE CATALYST
Document Type and Number:
WIPO Patent Application WO/2018/047968
Kind Code:
A1
Abstract:
This electrode catalyst comprises: a carrier which has a core part that is formed of a tin oxide containing a specific element and a shell part that is arranged on the surface of the core part; and a catalyst which is supported by the carrier and contains a platinum group element. The shell part contains an oxide of at least one metal element that is different from the above-mentioned specific element and is selected from the group consisting of Ti, Ta, Nb and Zr. This electrode catalyst is used for an anode of a fuel cell or a cathode for electrolysis. It is preferable that the oxide is in an amorphous state. It is also preferable that the oxide is zirconium oxide.
Inventors:
TANIGUCHI KOJI (JP)
Application Number:
PCT/JP2017/032730
Publication Date:
March 15, 2018
Filing Date:
September 11, 2017
Export Citation:
Assignee:
MITSUI MINING & SMELTING CO (JP)
International Classes:
H01M4/86; B01J23/648; B01J27/135; B01J35/08; C25B11/08; H01M4/92; H01M8/10
Domestic Patent References:
| WO2016098399A1 | 2016-06-23 |
Foreign References:
| JP2008097874A | 2008-04-24 | |||
| JP2015056286A | 2015-03-23 | |||
| JP2015502646A | 2015-01-22 | |||
| JP2017183273A | 2017-10-05 |
Attorney, Agent or Firm:
SHOWA INTERNATIONAL PATENT FIRM (JP)
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