DE60201707D1 - Katalysator zur Reinigung von Abgasen - Google Patents
Katalysator zur Reinigung von AbgasenInfo
- Publication number
- DE60201707D1 DE60201707D1 DE60201707T DE60201707T DE60201707D1 DE 60201707 D1 DE60201707 D1 DE 60201707D1 DE 60201707 T DE60201707 T DE 60201707T DE 60201707 T DE60201707 T DE 60201707T DE 60201707 D1 DE60201707 D1 DE 60201707D1
- Authority
- DE
- Germany
- Prior art keywords
- exhaust gas
- gas purification
- purification catalyst
- catalyst
- exhaust
- 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.)
- Expired - Lifetime
Links
Classifications
-
- 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
- B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
- B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/78—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with alkali- or alkaline earth metals
-
- 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
-
- 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
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/58—Platinum group metals with alkali- or alkaline earth metals
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
-
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
- B01J37/0244—Coatings comprising several layers
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Combustion & Propulsion (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Exhaust Gas After Treatment (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001174469 | 2001-06-08 | ||
JP2001174469A JP4645786B2 (ja) | 2001-06-08 | 2001-06-08 | 排ガス浄化用触媒 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60201707D1 true DE60201707D1 (de) | 2004-12-02 |
DE60201707T2 DE60201707T2 (de) | 2005-03-10 |
Family
ID=19015749
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60201707T Expired - Lifetime DE60201707T2 (de) | 2001-06-08 | 2002-06-03 | Katalysator zur Reinigung von Abgasen |
Country Status (5)
Country | Link |
---|---|
US (1) | US6770590B2 (de) |
EP (1) | EP1264629B1 (de) |
JP (1) | JP4645786B2 (de) |
KR (1) | KR100464715B1 (de) |
DE (1) | DE60201707T2 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100492644B1 (ko) * | 2001-02-26 | 2005-06-02 | 미쓰비시 지도샤 고교(주) | 배기 가스 정화용 촉매 |
JP4246075B2 (ja) * | 2003-03-07 | 2009-04-02 | 株式会社デンソー | セラミック触媒体の製造方法 |
CN101142019A (zh) * | 2005-03-18 | 2008-03-12 | 株式会社日本触媒 | 除氧催化剂以及使用该催化剂的除氧方法 |
JP2006348767A (ja) * | 2005-06-13 | 2006-12-28 | Mitsubishi Motors Corp | 内燃機関の排気浄化装置 |
US7749472B2 (en) * | 2006-08-14 | 2010-07-06 | Basf Corporation | Phosgard, a new way to improve poison resistance in three-way catalyst applications |
WO2008090991A1 (ja) | 2007-01-26 | 2008-07-31 | Cataler Corporation | 排ガス浄化用触媒 |
KR100892528B1 (ko) | 2007-12-12 | 2009-04-10 | 현대자동차주식회사 | NOx 흡장-환원 촉매 조성물 |
US8207084B2 (en) * | 2009-06-23 | 2012-06-26 | Ford Global Technologies, Llc | Urea-resistant catalytic units and methods of using the same |
GB2484911B (en) * | 2010-10-22 | 2013-04-03 | Johnson Matthey Plc | NOx absorber catalyst comprising caesium silicate and at least one platinum group metal |
DE102014113304B4 (de) * | 2013-09-16 | 2017-06-29 | Johnson Matthey Public Limited Company | Abgassystem mit einer modifizierten mageren NOx-Falle |
GB201401115D0 (en) | 2014-01-23 | 2014-03-12 | Johnson Matthey Plc | Diesel oxidation catalyst and exhaust system |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4171287A (en) * | 1977-09-23 | 1979-10-16 | Engelhard Minerals & Chemicals Corporation | Catalyst compositions and the method of manufacturing them |
JP2897367B2 (ja) * | 1990-01-12 | 1999-05-31 | 日本特殊陶業株式会社 | 被毒防止体、被毒防止層付触媒及び排気ガス浄化装置 |
JPH0691960B2 (ja) * | 1990-08-27 | 1994-11-16 | 株式会社日本触媒 | 強化された排ガス処理用触媒 |
JP3098083B2 (ja) * | 1991-12-26 | 2000-10-10 | マツダ株式会社 | 排気ガス浄化用触媒 |
EP0613714B1 (de) * | 1993-01-11 | 2001-07-04 | Toyota Jidosha Kabushiki Kaisha | Verfahren zur Reinigung von Abgasen |
JP3375358B2 (ja) * | 1993-01-29 | 2003-02-10 | マツダ株式会社 | 排気ガス浄化用触媒 |
JP4098835B2 (ja) * | 1993-12-07 | 2008-06-11 | トヨタ自動車株式会社 | 排気ガス浄化用触媒 |
JP3363564B2 (ja) * | 1994-02-04 | 2003-01-08 | トヨタ自動車株式会社 | 排ガス浄化用触媒 |
JP3511314B2 (ja) * | 1994-07-12 | 2004-03-29 | 株式会社キャタラー | 排気ガス浄化用触媒および排気ガス浄化方法 |
JP3799651B2 (ja) * | 1995-04-28 | 2006-07-19 | マツダ株式会社 | 排気ガス浄化用触媒 |
JP3839860B2 (ja) | 1995-09-22 | 2006-11-01 | 株式会社豊田中央研究所 | 排ガス浄化用触媒及び排ガス浄化方法 |
DE69731663T2 (de) * | 1996-08-13 | 2005-12-15 | Toyota Jidosha K.K., Toyota | Katalysator zur abgaskontrolle für dieselmotoren |
JP3956437B2 (ja) * | 1996-09-26 | 2007-08-08 | マツダ株式会社 | 排気ガス浄化用触媒 |
US6348430B1 (en) * | 1997-06-20 | 2002-02-19 | Degussa Ag | Exhaust gas treatment catalyst for internal combustion engines with two catalytically active layers on a carrier structure |
KR100446599B1 (ko) * | 1997-10-30 | 2004-10-14 | 삼성전기주식회사 | 자동차배기가스정화용촉매 |
US6022825A (en) * | 1998-01-08 | 2000-02-08 | Johnson Matthey Public Limited Company | Thermally durable low H2 S three-way catalysts |
KR100326747B1 (ko) * | 1998-03-09 | 2002-03-13 | 하나와 요시카즈 | 산소 과잉 배기 가스의 정화 장치 |
JP2000024499A (ja) * | 1998-07-07 | 2000-01-25 | Toyota Motor Corp | 排ガス浄化用触媒及びその製造方法 |
US6479428B1 (en) * | 1998-07-27 | 2002-11-12 | Battelle Memorial Institute | Long life hydrocarbon conversion catalyst and method of making |
JP2000176298A (ja) * | 1998-12-11 | 2000-06-27 | Mazda Motor Corp | 排気ガス浄化用触媒及びその製造方法 |
JP3952617B2 (ja) * | 1998-12-11 | 2007-08-01 | 株式会社日立製作所 | 内燃機関の排ガス浄化装置,排ガス浄化方法及び排ガス浄化触媒 |
JP3835659B2 (ja) | 1999-03-30 | 2006-10-18 | トヨタ自動車株式会社 | 排ガス浄化用触媒 |
DE60042991D1 (de) * | 1999-07-09 | 2009-11-05 | Nissan Motor | Abgasreinigungskatalysator und Verfahren zu seiner Herstellung |
JP3766568B2 (ja) * | 1999-07-30 | 2006-04-12 | 株式会社豊田中央研究所 | 排ガス浄化用触媒および排ガス浄化方法 |
JP2001046835A (ja) * | 1999-08-06 | 2001-02-20 | Nissan Motor Co Ltd | NOx吸収浄化材料及びこれを用いた排ガス浄化用触媒 |
JP4209059B2 (ja) * | 1999-08-20 | 2009-01-14 | 三菱自動車工業株式会社 | 排ガス浄化用触媒 |
DE60043522D1 (de) * | 1999-08-20 | 2010-01-28 | Mitsubishi Motors Corp | Katalysator zur Reinigung von Abgasen |
JP4368991B2 (ja) * | 1999-11-29 | 2009-11-18 | 株式会社キャタラー | 排ガス浄化用触媒 |
US6534438B1 (en) * | 2000-07-26 | 2003-03-18 | Bp Chemicals Limited | Catalyst composition |
-
2001
- 2001-06-08 JP JP2001174469A patent/JP4645786B2/ja not_active Expired - Lifetime
-
2002
- 2002-05-24 KR KR10-2002-0028841A patent/KR100464715B1/ko active IP Right Grant
- 2002-06-03 DE DE60201707T patent/DE60201707T2/de not_active Expired - Lifetime
- 2002-06-03 EP EP20020011690 patent/EP1264629B1/de not_active Expired - Lifetime
- 2002-06-07 US US10/163,494 patent/US6770590B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6770590B2 (en) | 2004-08-03 |
EP1264629A1 (de) | 2002-12-11 |
JP2002361094A (ja) | 2002-12-17 |
US20030008773A1 (en) | 2003-01-09 |
KR20020095079A (ko) | 2002-12-20 |
EP1264629B1 (de) | 2004-10-27 |
JP4645786B2 (ja) | 2011-03-09 |
KR100464715B1 (ko) | 2005-01-06 |
DE60201707T2 (de) | 2005-03-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |