Title:
セリウム、ジルコニウムおよびタングステンに基づく組成物、製造方法および触媒での用途
Document Type and Number:
Japanese Patent JP5791705
Kind Code:
B2
Abstract:
A composition based on cerium, zirconium and tungsten is described. The composition has a content expressed as an oxide, of which cerium is from 5% to 30% of the composition, tungsten is from 2% to 17% of the composition, and the remainder of the composition is zirconium. After aging at 750° C. under an air atmosphere including 10% water, it has a two-phase crystallographic structure having a tetragonal zirconia phase and a monoclinic zirconia phase, with no presence of a crystalline phase including tungsten. The composition can be used as a catalyst, especially in an SCR process.
Inventors:
Hernando, The Julian
Loire, Emanuel
Giorgi Coelillo Marquez, Louis
Deborah Jean, Harris
Claire the Jones
Loire, Emanuel
Giorgi Coelillo Marquez, Louis
Deborah Jean, Harris
Claire the Jones
Application Number:
JP2013510595A
Publication Date:
October 07, 2015
Filing Date:
May 17, 2011
Export Citation:
Assignee:
Rodia Opera
Magnesium Electron Limited
Magnesium Electron Limited
International Classes:
B01J23/30; B01D53/86; F01N3/08; F01N3/10
Domestic Patent References:
| JP2010506712A | ||||
| JP2000237589A | ||||
| JP62230610A | ||||
| JP2010514548A | ||||
| JP2006320797A | ||||
| JP2001246259A | ||||
| JP2004344878A | ||||
| JP61141619A | ||||
| JP2005170700A |
Attorney, Agent or Firm:
Kawaguchi International Patent Office