Title:
複合材料
Document Type and Number:
Japanese Patent JP5858243
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a composite material which is useful as an oxidation catalyst capable of sufficiently oxidizing a carbon-containing component, such as soot, at lower temperature, and is excellent in heat resistance in a high-temperature reducing atmosphere at 800°C or higher.SOLUTION: A composite material includes aggregates of metal particles 1 formed of a metal having a smaller ionization tendency than Zn and ceria fine particles covering around the metal particle 1. The aggregate contains at least one additive element selected from the group consisting of aluminum, titanium, and silicon, and a rare earth element.
Inventors:
Tomoyuki Kayama
Keiji Yatsushiro
Junichiro Mizusaki
Keiji Yatsushiro
Junichiro Mizusaki
Application Number:
JP2013058772A
Publication Date:
February 10, 2016
Filing Date:
March 21, 2013
Export Citation:
Assignee:
Toyota Central R & D Labs.
International Classes:
B22F1/02; B01J23/66; B22F1/00; B22F9/00; B22F9/24; F01N3/02; F01N3/10
Domestic Patent References:
| JP2010149112A |
Foreign References:
| WO2007011062A1 |
Other References:
(社)粉体粉末冶金協会,粉体粉末冶金用語事典,日刊工業新聞社,2001年,p. 30-31
Attorney, Agent or Firm:
Patent Business Corporation St. Crest International Patent Office