Invention Publication
- Patent Title: HIGH AMMONIA STORAGE CAPACITY SCR CATALYSTS
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Application No.: US17907554Application Date: 2021-03-31
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Publication No.: US20230141207A1Publication Date: 2023-05-11
- Inventor: Edgar Viktor HUENNEKES , Petra CORDES , Jan Martin BECKER , Kevin BEARD , Nicholas MCGUIRE , Jaya L LAKSHMI , John K HOCHMUTH , Joseph A PATCHETT , Kenneth E VOSS
- Applicant: BASF CORPORATION
- Applicant Address: US NJ Florham Park
- Assignee: BASF CORPORATION
- Current Assignee: BASF CORPORATION
- Current Assignee Address: US NJ Florham Park
- Priority: EP 167554.3 2020.04.01
- International Application: PCT/EP2021/058448 2021.03.31
- Date entered country: 2022-09-28
- Main IPC: B01J29/76
- IPC: B01J29/76 ; B01J29/80 ; B01J21/08 ; B01J35/00 ; B01J35/04 ; B01J37/02 ; B01J37/08 ; B01J37/04 ; B01D53/94 ; F01N3/20 ; F01N3/28 ; F01N3/035

Abstract:
The present invention relates to a catalyst for the selective catalytic reduction of nitrogen oxide, the catalyst comprising a first coating comprising a 12-membered ring pore zeolitic material comprising a first metal which is one or more of copper and iron, and a second coating comprising an 8-membered ring pore zeolitic material comprising a second metal which is one or more of copper and iron.
Public/Granted literature
- US12296322B2 High ammonia storage capacity SCR catalysts Public/Granted day:2025-05-13
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