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Patent Searching and Data


Title:
OXYGEN REDUCTION CATALYST
Document Type and Number:
WIPO Patent Application WO/2015/182004
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide: an oxygen reduction catalyst that has high catalytic activity and also has excellent durability; an ink including said catalyst; a catalyst layer including said catalyst; an electrode including said catalyst layer; a membrane electrode assembly including said catalyst layer; and a fuel cell including said membrane electrode assembly. The present invention is an oxygen reduction catalyst that includes titanium dioxide particles, a carbon material, and a catalyst component, wherein: the surface of the titanium dioxide particle is covered with zinc oxide; and the titanium dioxide particles and the carbon material both carry the catalyst component.

Inventors:
TEZUKA NORIYASU (JP)
IMAI TAKUYA (JP)
YOSHIMURA MASAYUKI (JP)
OHMORI MASAHIRO (JP)
Application Number:
JP2014/076812
Publication Date:
December 03, 2015
Filing Date:
October 07, 2014
Export Citation:
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Assignee:
SHOWA DENKO KK (JP)
International Classes:
B01J23/06; B01J37/02; H01M4/90; H01M8/10
Domestic Patent References:
WO2013021688A12013-02-14
Foreign References:
JP2013127869A2013-06-27
JP2012200643A2012-10-22
Other References:
MINGHUI YANG ET AL.: "Mesoporous titanium nitride supported Pt nanoparticles as high performance catalysts for methanol electrooxidation", PHYSICAL CHEMISTRY CHEMICAL PHYSICS, vol. 15, no. 4, 28 January 2013 (2013-01-28), pages 1088 - 1092, XP055240827
B.RUIZ CAMACHO ET AL.: "Enhancing oxygen reduction reaction activity and stability of platinum via oxide-carbon composites", CATALYSIS TODAY, vol. 202, 15 March 2013 (2013-03-15), pages 36 - 43, XP055240829
See also references of EP 3150276A4
Attorney, Agent or Firm:
SSINPAT PATENT FIRM (JP)
Patent business corporation SSINPAT (JP)
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