Title:
モービルＤｅＮＯｘ触媒
Document Type and Number:
Japanese Patent JP5816675
Kind Code:
B2
Abstract:
DeNOx catalysts for the reduction of NOx compounds and porous catalyst support materials are provided. The inventive catalysts comprise an active metal catalyst component and mixed TiO2/ZrO2 porous support particles that comprise a) a crystalline phase comprising titanium dioxide and/or a titanium/zirconium mixed oxide, b) an amorphous phase comprising zirconium, and c) a small amount of one or more metal oxide(s) or metalloid oxide(s) deposited on the amorphous outer layer. The inventive catalysts exhibit superior activity and ammonia selectivity.
Inventors:
Steve M. Augustine
Guoi Fu
Mark Watson
Guoi Fu
Mark Watson
Application Number:
JP2013249120A
Publication Date:
November 18, 2015
Filing Date:
December 02, 2013
Export Citation:
Assignee:
CRISTAL USA INC.
International Classes:
B01J23/889; B01D53/86; B01J21/08; B01J23/34; B01J32/00; B01J35/10; B01J37/02; B01J37/03
Domestic Patent References:
| JP2086845A | ||||
| JP56108517A | ||||
| JP2258069A | ||||
| JP2229547A |
Attorney, Agent or Firm:
Mitsuo Tanaka
Hiroshi Yamazaki
Tsuyoshi Sato
Hiroshi Yamazaki
Tsuyoshi Sato