DE112020001428A5 - Redox-stable perovskite for storing nitrogen oxides from exhaust gases - Google Patents
Redox-stable perovskite for storing nitrogen oxides from exhaust gases Download PDFInfo
- Publication number
- DE112020001428A5 DE112020001428A5 DE112020001428.2T DE112020001428T DE112020001428A5 DE 112020001428 A5 DE112020001428 A5 DE 112020001428A5 DE 112020001428 T DE112020001428 T DE 112020001428T DE 112020001428 A5 DE112020001428 A5 DE 112020001428A5
- Authority
- DE
- Germany
- Prior art keywords
- redox
- exhaust gases
- nitrogen oxides
- storing nitrogen
- stable perovskite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title 3
- 239000007789 gas Substances 0.000 title 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9422—Processes characterised by a specific catalyst for removing nitrogen oxides by NOx storage or reduction by cyclic switching between lean and rich exhaust gases (LNT, NSC, NSR)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/42—Platinum
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- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
- B01J23/8933—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/898—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with vanadium, tantalum, niobium or polonium
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- B01D2255/91—NOx-storage component incorporated in the catalyst
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Organic Chemistry (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102019204223.6 | 2019-03-27 | ||
DE102019204223 | 2019-03-27 | ||
DE102019204854.4 | 2019-04-04 | ||
DE102019204854.4A DE102019204854A1 (en) | 2019-04-04 | 2019-04-04 | Redox-stable perovskite for storing nitrogen oxides from exhaust gases |
PCT/EP2020/058476 WO2020193678A1 (en) | 2019-03-27 | 2020-03-26 | Redox-stable perovskite for storage of nitrogen oxides from offgases |
Publications (1)
Publication Number | Publication Date |
---|---|
DE112020001428A5 true DE112020001428A5 (en) | 2021-12-23 |
Family
ID=70005642
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE112020001428.2T Pending DE112020001428A5 (en) | 2019-03-27 | 2020-03-26 | Redox-stable perovskite for storing nitrogen oxides from exhaust gases |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE112020001428A5 (en) |
WO (1) | WO2020193678A1 (en) |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4997725A (en) | 1989-09-27 | 1991-03-05 | Gas Research Institute | Electrocatalytic oxidative dimerization of methane |
EP0532024B1 (en) * | 1991-09-12 | 1998-08-12 | Sakai Chemical Industry Co., Ltd., | Catalyst for catalytic reduction of nitrogen oxide |
JP2001269578A (en) * | 2000-01-19 | 2001-10-02 | Toyota Motor Corp | Exhaust gas cleaning catalyst |
US7157165B2 (en) | 2003-11-18 | 2007-01-02 | Uchicago Argonne, Llc | Iron-based perovskite cathodes for solid oxide fuel cells |
EP1795260A1 (en) * | 2005-12-07 | 2007-06-13 | L'AIR LIQUIDE, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Catalyst comprising a solid support, an oxide and an active metal phase grafted on the oxide; process for its preparation and use |
JP5388052B2 (en) * | 2008-10-31 | 2014-01-15 | 独立行政法人産業技術総合研究所 | Exhaust gas treatment catalyst |
US8226915B2 (en) | 2010-11-29 | 2012-07-24 | GM Global Technology Operations LLC | Coated perovskite-based catalysts, catalyst combinations and methods of treating a gas stream |
US9732687B2 (en) | 2010-12-22 | 2017-08-15 | GM Global Technology Operations LLC | Perovskite oxide compounds for use in exhaust aftertreatment systems |
US8943811B2 (en) | 2010-12-22 | 2015-02-03 | GM Global Technology Operations LLC | Perovskite-based catalysts, catalyst combinations and methods of making and using the same |
DE102011083545A1 (en) | 2011-09-27 | 2013-03-28 | Siemens Aktiengesellschaft | storage element |
DE102012006744A1 (en) | 2012-04-04 | 2013-10-10 | Forschungszentrum Jülich GmbH | Mixed ion and electron conducting membrane for gas separation and method for producing the same |
EP3211703B1 (en) | 2016-02-29 | 2019-04-10 | Aisin Seiki Kabushiki Kaisha | Fuel cell |
-
2020
- 2020-03-26 WO PCT/EP2020/058476 patent/WO2020193678A1/en active Application Filing
- 2020-03-26 DE DE112020001428.2T patent/DE112020001428A5/en active Pending
Also Published As
Publication number | Publication date |
---|---|
WO2020193678A1 (en) | 2020-10-01 |
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