Title:
【発明の名称】ディーゼルエンジン排ガス浄化用触媒
Document Type and Number:
Japanese Patent JP2821033
Kind Code:
B2
Abstract:
There is provided a Diesel engine exhaust gas-purifying catalyst which comprises (1) a catalytic component comprising titania having dispersed and deposited thereon at least one noble metal selected from palladium, platinum and rhodium, and (2) a refractory three dimensional structure as a carrier. This catalyst is excellent in the performance of removal by combustion at low temperature of harmful components such as uncalcined hydrocarbons and carbon monoxide in addition to carbonic fine particles, and moreover has only low ability to oxide sulfur dioxide, whereby formation of sulfates can be inhibited.
Inventors:
Horiuchi Makoto
Saito This is 1
Saito This is 1
Application Number:
JP20191A
Publication Date:
November 05, 1998
Filing Date:
January 07, 1991
Export Citation:
Assignee:
Nippon Shokubai Co., Ltd.
International Classes:
B01D53/94; B01J23/40; B01J23/48; B01J23/56; B01J23/58; B01J23/60; B01J23/63; B01J23/89; F02B3/06; (IPC1-7): B01J23/48; B01D53/94; B01J23/58; B01J23/60; B01J23/89
Domestic Patent References:
| JP1254251A | ||||
| JP2293047A | ||||
| JP4250848A | ||||
| JP3505836A |