- 专利标题： HIGH AMMONIA STORAGE CAPACITY SCR CATALYSTS
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申请号： US17907554申请日： 2021-03-31
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公开(公告)号： US20230141207A1公开(公告)日： 2023-05-11
- 发明人: Edgar Viktor HUENNEKES , Petra CORDES , Jan Martin BECKER , Kevin BEARD , Nicholas MCGUIRE , Jaya L LAKSHMI , John K HOCHMUTH , Joseph A PATCHETT , Kenneth E VOSS
- 申请人： BASF CORPORATION
- 申请人地址： US NJ Florham Park
- 专利权人： BASF CORPORATION
- 当前专利权人： BASF CORPORATION
- 当前专利权人地址： US NJ Florham Park
- 优先权： EP 167554.3 2020.04.01
- 国际申请： PCT/EP2021/058448 2021.03.31
- 进入国家日期： 2022-09-28
- 主分类号： B01J29/76
- IPC分类号： B01J29/76 ; B01J29/80 ; B01J21/08 ; B01J35/00 ; B01J35/04 ; B01J37/02 ; B01J37/08 ; B01J37/04 ; B01D53/94 ; F01N3/20 ; F01N3/28 ; F01N3/035
摘要：
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.
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