Invention Grant
- Patent Title: Catalyst for purification of exhaust gas from internal combustion engine and exhaust gas purifying method using the catalyst
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Application No.: US15564085Application Date: 2016-04-07
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Publication No.: US11110396B2Publication Date: 2021-09-07
- Inventor: Shigekazu Minami , Masanori Ikeda , Yuta Akasaka , Hirotaka Kuno , Hideki Goto
- Applicant: UMICORE SHOKUBAI JAPAN CO., LTD.
- Applicant Address: JP Tokoname
- Assignee: UMICORE SHOKUBAI JAPAN CO., LTD.
- Current Assignee: UMICORE SHOKUBAI JAPAN CO., LTD.
- Current Assignee Address: JP Tokoname
- Agency: Dickinson Wright PLLC
- Priority: JPJP2015-078742 20150407
- International Application: PCT/JP2016/061462 WO 20160407
- International Announcement: WO2016/163488 WO 20161013
- Main IPC: B01D53/94
- IPC: B01D53/94 ; B01J23/63 ; B01J21/04 ; F01N3/10 ; B01J37/03 ; B01J23/02 ; B01J35/10 ; B01J35/02 ; B01J35/00 ; B01J35/04 ; B01J23/00 ; B01J23/06 ; B01J23/10
Abstract:
An object is to provide a means for suppressing a deterioration in catalytic performance even after being exposed to high temperature exhaust gas containing a phosphorus compound for a long period of time.
An exhaust gas purifying catalyst including palladium supported on cerium-aluminum composite oxide containing cerium at from 3 to 60% by mass in terms of cerium oxide.
An exhaust gas purifying catalyst including palladium supported on cerium-aluminum composite oxide containing cerium at from 3 to 60% by mass in terms of cerium oxide.
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