Title:
排ガス浄化用触媒成型体
Document Type and Number:
Japanese Patent JP4540785
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a catalyst molding for exhaust gas cleaning, excellent in thermal shock resistance and mechanical strength. SOLUTION: This catalyst molding for the exhaust gas cleaning is formed by carrying one or more elements, selected from the groups IB, IVA, VA, VIA, VIIA, and VIII in the periodic table, and rare earth elements, ad their compounds on an alumina carrier prepared roman alumina hydrate comprising fibrous boehmite having an average diameter of 3-50 nm, an average length of 30-10,000 nm, and a molecular formula represented by Al2O3.1.05-1.30H2O.
Inventors:
Shigeo Nishiwaki
Hiroshi Nishigata
Miyagawa Hideo
Hiroshi Nishigata
Miyagawa Hideo
Application Number:
JP2000002512A
Publication Date:
September 08, 2010
Filing Date:
January 11, 2000
Export Citation:
Assignee:
JGC Catalysts Co., Ltd.
International Classes:
B01D53/94; B01J21/06; B01J23/50; B01J23/10; B01J23/16; B01J23/38; B01J23/70; B01J32/00; C01F7/02; C04B30/02
Domestic Patent References:
| JP61291039A | ||||
| JP10165816A | ||||
| JP7213900A |
Foreign References:
| WO1997032817A1 |
Attorney, Agent or Firm:
Koji Makimura
Chihata Takahata
Toru Suzuki
Chihata Takahata
Toru Suzuki