Invention Grant
- Patent Title: Catalytic articles
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Application No.: US16484394Application Date: 2018-02-07
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Publication No.: US11471863B2Publication Date: 2022-10-18
- Inventor: Shiang Sung , Markus Koegel , Bjoern Neumann , Patrick McCanty
- Applicant: BASF Corporation
- Applicant Address: US NJ Florham Park
- Assignee: BASF Corporation
- Current Assignee: BASF Corporation
- Current Assignee Address: US NJ Florham Park
- Agency: Finnegan, Henderson, Farabow, Garrett & Dunner LLP
- International Application: PCT/IB2018/050766 WO 20180207
- International Announcement: WO2018/146603 WO 20180816
- Main IPC: F01N3/20
- IPC: F01N3/20 ; B01J29/44 ; B01J29/74 ; B01J29/76 ; F01N3/022 ; F01N3/08 ; B01J23/10 ; B01J29/068 ; B01J29/076 ; B01J29/072 ; B01J29/78 ; B01J29/06 ; B01J29/46 ; B01J29/56 ; B01J29/40 ; B01J29/48 ; B01J29/50 ; B01J29/42 ; B01J29/52 ; B01J29/54 ; B01J29/65 ; B01J29/58 ; B01J29/70 ; B01J29/68 ; B01J29/67 ; B01J29/66 ; B01J29/61 ; B01J35/04 ; B01J29/72 ; B01D53/62 ; B01D53/56 ; B01D53/72 ; B01D53/86 ; B01D53/90 ; B01D53/92 ; B01D53/94 ; F01N3/28

Abstract:
Provided herein is a catalytic article including a catalytic coating disposed on a substrate, wherein the catalytic coating comprises a bottom coating on the substrate and a top coating layer on the bottom coating layer, one such coating layer containing a platinum group metal on a refractory metal oxide support and the other such coating layer containing a ceria-containing molecular sieve. Such catalytic articles are effective toward treating exhaust gas streams of internal combustion engines and exhibit outstanding resistance to sulfur.
Information query
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