DE69133034D1 - Katalysatorzusammensetzung mit getrennten Platinum- und Rhodiumkomponenten - Google Patents

Katalysatorzusammensetzung mit getrennten Platinum- und Rhodiumkomponenten

Info

Publication number
DE69133034D1
DE69133034D1 DE69133034T DE69133034T DE69133034D1 DE 69133034 D1 DE69133034 D1 DE 69133034D1 DE 69133034 T DE69133034 T DE 69133034T DE 69133034 T DE69133034 T DE 69133034T DE 69133034 D1 DE69133034 D1 DE 69133034D1
Authority
DE
Germany
Prior art keywords
coat
dispersed
catalytic component
catalyst composition
alumina support
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
Application number
DE69133034T
Other languages
English (en)
Other versions
DE69133034T2 (de
Inventor
Chung-Zong Wan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF Catalysts LLC
Original Assignee
Engelhard Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Engelhard Corp filed Critical Engelhard Corp
Application granted granted Critical
Publication of DE69133034D1 publication Critical patent/DE69133034D1/de
Publication of DE69133034T2 publication Critical patent/DE69133034T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B01J23/38—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
    • B01J23/46—Ruthenium, rhodium, osmium or iridium
    • 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
    • B01J23/62—Platinum group metals with gallium, indium, thallium, germanium, tin or lead
    • B01J23/622—Platinum group metals with gallium, indium, thallium, germanium, tin or lead with germanium, tin or lead
    • B01J23/624—Platinum group metals with gallium, indium, thallium, germanium, tin or lead with germanium, tin or lead with germanium
    • 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
    • B01J23/63—Platinum group metals with rare earths or actinides
    • 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
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/656—Manganese, technetium or rhenium
    • B01J23/6562—Manganese
    • 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
    • B01J23/89—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
    • B01J23/894—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 rare earths or actinides
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/902—Multilayered catalyst
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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
DE69133034T 1990-02-22 1991-02-13 Katalysatorzusammensetzung mit getrennten Platinum- und Rhodiumkomponenten Expired - Lifetime DE69133034T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/483,485 US5057483A (en) 1990-02-22 1990-02-22 Catalyst composition containing segregated platinum and rhodium components

Publications (2)

Publication Number Publication Date
DE69133034D1 true DE69133034D1 (de) 2002-07-18
DE69133034T2 DE69133034T2 (de) 2002-10-17

Family

ID=23920236

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69133034T Expired - Lifetime DE69133034T2 (de) 1990-02-22 1991-02-13 Katalysatorzusammensetzung mit getrennten Platinum- und Rhodiumkomponenten

Country Status (8)

Country Link
US (1) US5057483A (de)
EP (1) EP0443765B1 (de)
JP (1) JP3274688B2 (de)
KR (1) KR0169320B1 (de)
AT (1) ATE218921T1 (de)
CA (1) CA2034063A1 (de)
DE (1) DE69133034T2 (de)
ZA (1) ZA91431B (de)

Families Citing this family (185)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5232890A (en) * 1990-01-02 1993-08-03 Ganguli Partha S Precious metal catalysts with oxygen-ion conducting support
US5254519A (en) * 1990-02-22 1993-10-19 Engelhard Corporation Catalyst composition containing platinum and rhodium components
US5316992A (en) * 1990-12-27 1994-05-31 Uop Catalytic reforming process with sulfur arrest
CA2064977C (en) * 1991-04-05 1998-09-22 Eiichi Shiraishi Catalyst for purifying exhaust gas
US5212142A (en) * 1991-11-04 1993-05-18 Engelhard Corporation High performance thermally stable catalyst
JP2979809B2 (ja) * 1992-01-10 1999-11-15 日産自動車株式会社 排ガス浄化用触媒及びその製造方法
US5212130A (en) * 1992-03-09 1993-05-18 Corning Incorporated High surface area washcoated substrate and method for producing same
JP3145175B2 (ja) * 1992-03-31 2001-03-12 三井金属鉱業株式会社 排ガス浄化用触媒及びその製造方法
US5376610A (en) * 1992-04-15 1994-12-27 Nissan Motor Co., Ltd. Catalyst for exhaust gas purification and method for exhaust gas purification
US5965481A (en) * 1993-05-14 1999-10-12 Institut Francais Du Petrole Process for preparing a catalyst suitable for the treatment of exhaust gases from internal combustion engines
EP0705134B1 (de) * 1993-06-25 1999-04-14 Engelhard Corporation Zusammengesetzten schichtkatalysator
AU1731195A (en) * 1994-01-27 1995-08-15 Engelhard Corporation Process for recovering catalyst supports
DE69412780T2 (de) * 1994-01-28 1999-05-12 Constantinos G Vayenas Dreiwegkatalysator mit Pt, Rh und Pd, alle mit separatem Träger
DE69516281T2 (de) * 1994-06-17 2000-08-31 Engelhard Corp Zusammengesetzter katalysator mit schichtstruktur
US6044644A (en) 1994-12-06 2000-04-04 Engelhard Corporation Close coupled catalyst
US6497851B1 (en) 1994-12-06 2002-12-24 Englehard Corporation Engine exhaust treatment apparatus and method of use
US6214303B1 (en) 1995-01-20 2001-04-10 Engelhard Corporation Method and apparatus for treating the atmosphere
US6818254B1 (en) 1995-01-20 2004-11-16 Engelhard Corporation Stable slurries of catalytically active materials
US6200542B1 (en) 1995-01-20 2001-03-13 Engelhard Corporation Method and apparatus for treating the atmosphere
JP3769803B2 (ja) * 1995-02-24 2006-04-26 マツダ株式会社 排気ガス浄化用触媒
JP3799651B2 (ja) 1995-04-28 2006-07-19 マツダ株式会社 排気ガス浄化用触媒
JP3286134B2 (ja) * 1995-10-12 2002-05-27 ファイラックインターナショナル株式会社 流体燃料の改質用セラミックス触媒
US5795456A (en) * 1996-02-13 1998-08-18 Engelhard Corporation Multi-layer non-identical catalyst on metal substrate by electrophoretic deposition
AU1578897A (en) * 1996-02-13 1997-09-02 Engelhard Corporation Catalyst on metal substrate by simultaneous electrophoretic deposition of catalyst and catalyst adhesion material
US6087298A (en) * 1996-05-14 2000-07-11 Engelhard Corporation Exhaust gas treatment system
US20010026838A1 (en) * 1996-06-21 2001-10-04 Engelhard Corporation Monolithic catalysts and related process for manufacture
IN195165B (de) * 1996-06-21 2005-01-28 Engelhard Corp
GB9615123D0 (en) 1996-07-18 1996-09-04 Johnson Matthey Plc Three-way conversion catalysts and methods for the preparation therof
US5948723A (en) * 1996-09-04 1999-09-07 Engelhard Corporation Layered catalyst composite
US5981427A (en) * 1996-09-04 1999-11-09 Engelhard Corporation Catalyst composition
US5948377A (en) * 1996-09-04 1999-09-07 Engelhard Corporation Catalyst composition
US5898014A (en) * 1996-09-27 1999-04-27 Engelhard Corporation Catalyst composition containing oxygen storage components
US6248688B1 (en) 1996-09-27 2001-06-19 Engelhard Corporation Catalyst composition containing oxygen storage components
US5985220A (en) * 1996-10-02 1999-11-16 Engelhard Corporation Metal foil having reduced permanent thermal expansion for use in a catalyst assembly, and a method of making the same
US6921738B2 (en) 1996-12-06 2005-07-26 Engelhard Corporation Catalytic metal plate
TW442324B (en) 1996-12-06 2001-06-23 Engelhard Corp Catalytic metal plate
CN1104956C (zh) * 1997-03-25 2003-04-09 市村富久代 流体燃料重组陶瓷催化剂及其制造方法
US6107240A (en) * 1997-03-26 2000-08-22 Engelhard Corporation Catalyst composition containing an intimately mixed oxide of cerium and praseodymium
JPH10328570A (ja) * 1997-03-31 1998-12-15 Mazda Motor Corp 排気ガス浄化用触媒及びその製造方法並びに排気ガス浄化方法
US5888464A (en) * 1997-04-08 1999-03-30 Engelhard Corporation Catalyst composition containing an intimately combined cerium-zirconium oxide
US6180075B1 (en) 1997-04-09 2001-01-30 Degussa-H{umlaut over (u)}ls Aktiengesellschaft Exhaust gas catalyst
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
DE19726322A1 (de) * 1997-06-20 1998-12-24 Degussa Abgasreinigungskatalysator für Verbrennungsmotoren mit zwei katalytisch aktiven Schichten auf einem Tragkörper
GB9713428D0 (en) * 1997-06-26 1997-08-27 Johnson Matthey Plc Improvements in emissions control
US6548446B1 (en) 1997-07-02 2003-04-15 Engelhard Corporation Catalyst for selective oxidation of carbon monoxide
JP4164884B2 (ja) * 1997-08-08 2008-10-15 マツダ株式会社 排気ガス浄化用触媒
KR100446600B1 (ko) * 1997-10-30 2004-11-03 삼성전기주식회사 디젤자동차배기가스정화용촉매시스템및그제조방법
US6026639A (en) * 1997-11-03 2000-02-22 Engelhard Corporation Apparatus and method for diagnosis of catalyst performance
US6071476A (en) * 1997-11-14 2000-06-06 Motorola, Inc. Exhaust gas sensor
US6009742A (en) * 1997-11-14 2000-01-04 Engelhard Corporation Multi-channel pellistor type emission sensor
AU1410599A (en) 1997-11-14 1999-06-07 Engelhard Corporation Apparatus and method for determining catalytic converter operation
US6022825A (en) * 1998-01-08 2000-02-08 Johnson Matthey Public Limited Company Thermally durable low H2 S three-way catalysts
US6156283A (en) * 1998-03-23 2000-12-05 Engelhard Corporation Hydrophobic catalytic materials and method of forming the same
EP1897615A3 (de) 1998-04-28 2009-01-07 Basf Catalysts Llc Monolithische Katalysatoren UND VERFAHREN FÜR IHRE HERSTELLUNG
US6110862A (en) * 1998-05-07 2000-08-29 Engelhard Corporation Catalytic material having improved conversion performance
GB9813367D0 (en) * 1998-06-22 1998-08-19 Johnson Matthey Plc Catalyst
JP2000102728A (ja) * 1998-09-29 2000-04-11 Mazda Motor Corp 排気ガス浄化用触媒
DE69927718T2 (de) * 1998-11-13 2006-07-13 Engelhard Corp. Katalysator und verfahren zur reduzierung der abgasemissionen
US6348177B1 (en) 1999-02-10 2002-02-19 Southwest Research Institute Apparatus and method for bypassing sulfur dioxide around an aftertreatment device in an exhaust gas aftertreatment system
US6151547A (en) * 1999-02-24 2000-11-21 Engelhard Corporation Air/fuel ratio manipulation code for optimizing dynamic emissions
US6294140B1 (en) 1999-04-23 2001-09-25 Degussa Ag Layered noble metal-containing exhaust gas catalyst and its preparation
EP1046423B8 (de) * 1999-04-23 2007-11-21 Umicore AG & Co. KG Mehrschichtiger Edelmetall-enthaltender Abgaskatalysator und seine Herstellung
US6261989B1 (en) * 1999-05-19 2001-07-17 Daihatsu Motor Co., Ltd. Catalytic converter for cleaning exhaust gas
ATE359857T1 (de) * 1999-07-02 2007-05-15 Engelhard Corp Katalysatorsystem zum behandeln von abgasen aus dieselmotoren und verfahren
EP1066874B1 (de) * 1999-07-09 2009-09-23 Nissan Motor Company, Limited Abgasreinigungskatalysator und Verfahren zu seiner Herstellung
US6528029B1 (en) 1999-10-13 2003-03-04 Engelhard Corporation Catalyst compositions employing sol gel particles and methods of using the same
JP2001145836A (ja) * 1999-11-19 2001-05-29 Suzuki Motor Corp 内燃機関用排気ガス浄化触媒
JP3664019B2 (ja) * 1999-12-27 2005-06-22 日産自動車株式会社 触媒コンバータ
US6569392B1 (en) * 2000-02-02 2003-05-27 Ford Global Technologies Llc Three-way rare earth oxide catalyst
US6387338B1 (en) 2000-03-15 2002-05-14 Delphi Technologies, Inc. Preparation of multi-component Ce, Zr, Mox high oxygen-ion-conduct/oxygen-storage-capacity materials
US6727097B2 (en) 2000-06-15 2004-04-27 Engelhard Corporation Method and apparatus for accelerated catalyst poisoning and deactivation
US6586254B1 (en) 2000-06-15 2003-07-01 Engelhard Corporation Method and apparatus for accelerated catalyst poisoning and deactivation
EP1166855B1 (de) * 2000-06-27 2009-06-17 ICT Co., Ltd. Abgasreinigungskatalysator
EP1199096A1 (de) * 2000-10-21 2002-04-24 Degussa AG Katalysator um Emission von organischen Verbindungen, Kohlenmonoxid und halogenierten organischen Verbindungen zu zersetzen
JP4573993B2 (ja) 2000-11-09 2010-11-04 日産自動車株式会社 排気ガス浄化用触媒及びその製造方法
US7641875B1 (en) * 2000-11-15 2010-01-05 Catalytic Solutions, Inc. Mixed-phase ceramic oxide three-way catalyst formulations and methods for preparing the catalysts
JP4371600B2 (ja) * 2000-11-29 2009-11-25 日産自動車株式会社 排気ガス浄化用触媒及びその製造方法
US6455182B1 (en) * 2001-05-09 2002-09-24 Utc Fuel Cells, Llc Shift converter having an improved catalyst composition, and method for its use
JP3845274B2 (ja) * 2001-06-26 2006-11-15 ダイハツ工業株式会社 排ガス浄化用触媒
US20030054955A1 (en) * 2001-07-26 2003-03-20 Loewenstein Michael A. Novel method for the preparation of supported bimetallic catalysts
US7276212B2 (en) * 2001-10-01 2007-10-02 Engelhard Corporation Exhaust articles for internal combustion engines
US6764665B2 (en) 2001-10-26 2004-07-20 Engelhard Corporation Layered catalyst composite
EP2322267B1 (de) * 2002-02-01 2017-08-23 Cataler Corporation Katalysator zur Reinigung von Abgasen
US7084086B2 (en) * 2002-02-01 2006-08-01 Cataler Corporation Catalyst for purifying exhaust gases
US7022644B2 (en) * 2002-02-20 2006-04-04 Engelhard Corporation Hydrogen sulfide-suppressing catalyst compositions
US20030186805A1 (en) * 2002-03-28 2003-10-02 Vanderspurt Thomas Henry Ceria-based mixed-metal oxide structure, including method of making and use
EP1356865A1 (de) * 2002-04-19 2003-10-29 OMG AG & Co. KG Kryogel enthaltendes Produkt
FR2841547B1 (fr) * 2002-06-26 2005-05-06 Rhodia Elect & Catalysis Composition a base d'oxyde de zirconium et d'oxydes de cerium, de lanthane et d'une autre terre rare, son procede de preparation et son utilisation comme catalyseur
US20040001781A1 (en) * 2002-06-27 2004-01-01 Engelhard Corporation Multi-zone catalytic converter
US7521087B2 (en) * 2002-08-27 2009-04-21 Basf Catalysts Llc Method for catalyst coating of a substrate
US6701807B1 (en) * 2003-02-25 2004-03-09 Barry Gammon Socket with off-center slot
US6932848B2 (en) * 2003-03-28 2005-08-23 Utc Fuel Cells, Llc High performance fuel processing system for fuel cell power plant
US7490464B2 (en) * 2003-11-04 2009-02-17 Basf Catalysts Llc Emissions treatment system with NSR and SCR catalysts
US20050164879A1 (en) * 2004-01-28 2005-07-28 Engelhard Corporation Layered SOx tolerant NOx trap catalysts and methods of making and using the same
JP4959129B2 (ja) * 2004-02-16 2012-06-20 株式会社キャタラー 排ガス浄化用触媒
US7374729B2 (en) * 2004-03-30 2008-05-20 Basf Catalysts Llc Exhaust gas treatment catalyst
US20050282698A1 (en) * 2004-06-22 2005-12-22 Southward Barry W Particulate filter device and exhaust treatment system, and methods of regenerating the same
US7795172B2 (en) * 2004-06-22 2010-09-14 Basf Corporation Layered exhaust treatment catalyst
US7585810B2 (en) * 2004-09-01 2009-09-08 Umicore Ag & Co. Kg Method for partial oxidation of hydrocarbons, catalyst member therefor and method of manufacture
EP1786560A4 (de) * 2004-09-01 2010-09-29 Emisense Technologies Llc Keramikkatalysator für nox-oxidation und nox-umwandlung in emissionskontrollsystemen
DE102004043421A1 (de) * 2004-09-06 2006-03-23 W.C. Heraeus Gmbh Katalysator für 2-Takt-Motoren oder Kleinmotoren
US7722829B2 (en) * 2004-09-14 2010-05-25 Basf Catalysts Llc Pressure-balanced, catalyzed soot filter
JP4776206B2 (ja) * 2004-10-22 2011-09-21 株式会社キャタラー 自動車排気ガス用の白金−ロジウム触媒
EP1704910B1 (de) * 2005-03-24 2018-09-19 Tokyo Roki Co., Ltd. Abgasreinigungskatalysator
DE102005014385A1 (de) * 2005-03-24 2006-09-28 Emitec Gesellschaft Für Emissionstechnologie Mbh Abgaswärmeübertrager, insbesondere Abgaskühler für Abgasrückführung in Kraftfahrzeugen
JP4639919B2 (ja) * 2005-04-08 2011-02-23 三菱自動車工業株式会社 排気ガス浄化装置
JP4654746B2 (ja) * 2005-04-14 2011-03-23 マツダ株式会社 排気ガス浄化触媒装置
JP4648089B2 (ja) * 2005-05-27 2011-03-09 株式会社キャタラー 排ガス浄化用触媒
FR2889248B1 (fr) * 2005-07-29 2007-09-07 Inst Francais Du Petrole Nouvelle masse active oxydo-reductrice pour un procede d'oxydo-reduction en boucle
JP5021188B2 (ja) * 2005-08-01 2012-09-05 株式会社キャタラー 排ガス浄化用触媒
WO2007032825A1 (en) * 2005-08-05 2007-03-22 Engelhard Corporation Diesel exhaust article and catalyst compositions therefor
KR100670221B1 (ko) * 2005-10-04 2007-01-16 희성엥겔하드주식회사 압축천연가스 자동차 배기가스 산화활성 개선 촉매
US8119075B2 (en) * 2005-11-10 2012-02-21 Basf Corporation Diesel particulate filters having ultra-thin catalyzed oxidation coatings
US7506504B2 (en) * 2005-12-21 2009-03-24 Basf Catalysts Llc DOC and particulate control system for diesel engines
JP5305904B2 (ja) 2006-06-14 2013-10-02 株式会社キャタラー 排ガス浄化用触媒
US8148290B2 (en) * 2006-06-27 2012-04-03 Basf Corporation Diesel exhaust treatment system catalyst monitoring
US7749472B2 (en) * 2006-08-14 2010-07-06 Basf Corporation Phosgard, a new way to improve poison resistance in three-way catalyst applications
KR100756025B1 (ko) * 2006-08-28 2007-09-07 희성엥겔하드주식회사 내연기관 배기가스 정화용 삼중층 촉매시스템
JP5100244B2 (ja) * 2006-10-12 2012-12-19 第一稀元素化学工業株式会社 ジルコニア・セリア・イットリア系複合酸化物及びその製造方法
JP2008114107A (ja) 2006-11-01 2008-05-22 Toyota Motor Corp 自動車排ガス浄化用触媒およびその製造方法
EP1920831B1 (de) * 2006-11-08 2020-06-03 Nissan Motor Co., Ltd. Mischoxid-basierter Katalysator zur Oxidierung von Feinstaub
JP5005333B2 (ja) * 2006-12-21 2012-08-22 株式会社キャタラー 排ガス浄化用触媒
US7754171B2 (en) 2007-02-02 2010-07-13 Basf Corporation Multilayered catalyst compositions
US7922988B2 (en) * 2007-08-09 2011-04-12 Michel Deeba Multilayered catalyst compositions
US8038951B2 (en) 2007-08-09 2011-10-18 Basf Corporation Catalyst compositions
JP2009050791A (ja) * 2007-08-27 2009-03-12 Toyota Motor Corp 排ガス浄化用触媒
US8575059B1 (en) 2007-10-15 2013-11-05 SDCmaterials, Inc. Method and system for forming plug and play metal compound catalysts
US20090175773A1 (en) * 2008-01-08 2009-07-09 Chen Shau-Lin F Multilayered Catalyst Compositions
US8038954B2 (en) * 2008-02-14 2011-10-18 Basf Corporation CSF with low platinum/palladium ratios
US8716165B2 (en) * 2008-04-30 2014-05-06 Corning Incorporated Catalysts on substrates and methods for providing the same
US8216521B2 (en) 2008-12-05 2012-07-10 GM Global Technology Operations LLC Method and apparatus for ammonia formation in a catalytic converter
US7981390B2 (en) * 2008-12-23 2011-07-19 Basf Corporation Small engine palladium catalyst article and method of making
JP2010149015A (ja) * 2008-12-24 2010-07-08 Mitsubishi Motors Corp 排気浄化触媒及び排気浄化装置
US8568675B2 (en) 2009-02-20 2013-10-29 Basf Corporation Palladium-supported catalyst composites
US9662611B2 (en) 2009-04-03 2017-05-30 Basf Corporation Emissions treatment system with ammonia-generating and SCR catalysts
KR101712684B1 (ko) 2009-05-04 2017-03-06 바스프 코포레이션 희박 연소 가솔린 엔진을 위한 ｔｗｃ의 개선된 희박 ｈｃ 전환
CN102802784B (zh) * 2009-06-16 2014-12-03 株式会社科特拉 废气净化用催化剂、粉末材料及废气净化用催化剂的制造方法
US8833064B2 (en) * 2009-11-06 2014-09-16 Basf Corporation Small engine layered catalyst article and method of making
JP4893876B2 (ja) 2010-03-15 2012-03-07 トヨタ自動車株式会社 内燃機関の排気浄化装置
BRPI1012611B1 (pt) 2010-03-15 2020-08-11 Toyota Jidosha Kabushiki Kaisha Sistema de purificação de exaustão de motor de combustão interna
ES2590924T3 (es) 2010-04-01 2016-11-24 Toyota Jidosha Kabushiki Kaisha Método de purificación de gases de escape para motor de combustión interna
JP5771267B2 (ja) * 2010-04-20 2015-08-26 ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフトＵｍｉｃｏｒｅ ＡＧ ＆ Ｃｏ．ＫＧ 排気ガス中の窒素酸化物の選択触媒還元のための新規な混合酸化物材料
WO2012014330A1 (ja) 2010-07-28 2012-02-02 トヨタ自動車株式会社 内燃機関の排気浄化装置
US9121325B2 (en) 2010-08-30 2015-09-01 Toyota Jidosha Kabushiki Kaisha Exhaust purification system of internal combustion engine
CA2752774C (en) 2010-08-30 2014-02-18 Toyota Jidosha Kabushiki Kaisha Exhaust purification system of internal combustion engine
JP5120498B2 (ja) * 2010-10-04 2013-01-16 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP5168410B2 (ja) * 2010-10-04 2013-03-21 トヨタ自動車株式会社 内燃機関の排気浄化装置
CN103154459B (zh) 2010-10-18 2015-07-15 丰田自动车株式会社 内燃机的排气净化装置
EP2484876B8 (de) 2010-12-06 2016-09-14 Toyota Jidosha Kabushiki Kaisha Abgasreinigungsmethode für einen verbrennungsmotor
US9108154B2 (en) 2010-12-20 2015-08-18 Toyota Jidosha Kabushiki Kaisha Exhaust purification system of internal combustion engine
ES2629430T3 (es) 2010-12-24 2017-08-09 Toyota Jidosha Kabushiki Kaisha Sistema de purificación de gases de escape para motor de combustión interna
US9109491B2 (en) 2011-02-07 2015-08-18 Toyota Jidosha Kabushiki Kaisha Exhaust purification system of internal combustion engine
CN103348102B (zh) 2011-02-10 2016-01-20 丰田自动车株式会社 内燃机的排气净化装置
JP5152417B2 (ja) 2011-03-17 2013-02-27 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP5320426B2 (ja) * 2011-04-04 2013-10-23 トヨタ自動車株式会社 排ガス浄化触媒および排ガス浄化装置
JP5218672B2 (ja) 2011-04-15 2013-06-26 トヨタ自動車株式会社 内燃機関の排気浄化装置
WO2013069085A1 (ja) 2011-11-07 2013-05-16 トヨタ自動車株式会社 内燃機関の排気浄化装置
EP2626529B1 (de) 2011-11-09 2015-10-21 Toyota Jidosha Kabushiki Kaisha Abgasreinigungsvorrichtung für einen verbrennungsmotor
WO2013080328A1 (ja) 2011-11-30 2013-06-06 トヨタ自動車株式会社 内燃機関の排気浄化装置
US9028763B2 (en) 2011-11-30 2015-05-12 Toyota Jidosha Kabushiki Kaisha Exhaust purification system of internal combustion engine
JP5392411B1 (ja) 2012-02-07 2014-01-22 トヨタ自動車株式会社 内燃機関の排気浄化装置
CN104168999A (zh) * 2012-03-14 2014-11-26 恩亿凯嘉股份有限公司 废气净化用催化剂组合物以及汽车用废气净化用催化剂
US9433899B2 (en) 2012-04-05 2016-09-06 Umicore Ag & Co. Kg Method for removing carbon monoxide and hydrocarbons from the exhaust gas of lean-burn internal combustion engines
GB201207313D0 (en) 2012-04-24 2012-06-13 Johnson Matthey Plc Filter substrate comprising three-way catalyst
GB2513364B (en) 2013-04-24 2019-06-19 Johnson Matthey Plc Positive ignition engine and exhaust system comprising catalysed zone-coated filter substrate
US8668890B2 (en) 2012-04-26 2014-03-11 Basf Corporation Base metal catalyst composition and methods of treating exhaust from a motorcycle
US8765085B2 (en) 2012-04-26 2014-07-01 Basf Corporation Base metal catalyst and method of using same
WO2014002667A1 (ja) * 2012-06-28 2014-01-03 エヌ・イーケムキャット株式会社 排気ガス浄化用触媒組成物および自動車用排気ガス浄化用触媒
EP3450017A1 (de) * 2012-11-12 2019-03-06 Basf Se Oxidationskatalysator und verfahren zu dessen herstellung
US10464052B2 (en) 2012-11-12 2019-11-05 Basf Se Oxidation catalyst and method for its preparation
KR101483651B1 (ko) * 2012-12-13 2015-01-16 현대자동차 주식회사 내연 기관용 가스 정화 촉매
GB201302686D0 (en) 2013-02-15 2013-04-03 Johnson Matthey Plc Filter comprising three-way catalyst
GB2512648B (en) 2013-04-05 2018-06-20 Johnson Matthey Plc Filter substrate comprising three-way catalyst
DE102013210270A1 (de) * 2013-06-03 2014-12-04 Umicore Ag & Co. Kg Dreiwegkatalysator
GB201401115D0 (en) 2014-01-23 2014-03-12 Johnson Matthey Plc Diesel oxidation catalyst and exhaust system
KR101673330B1 (ko) * 2014-06-25 2016-11-07 현대자동차 주식회사 질소산화물 저감 촉매, 이의 제조 방법, 및 질소산화물 저감 촉매 시스템
US9764286B2 (en) * 2014-12-03 2017-09-19 Ford Global Technologies, Llc Zoned catalyst system for reducing N2O emissions
JP6851225B2 (ja) * 2016-03-25 2021-03-31 株式会社キャタラー 排ガス浄化用触媒及びその製造方法並びにそれを用いた排ガス浄化装置
EP3529471B1 (de) 2016-10-24 2022-03-09 BASF Corporation System und verfahren zur abgasbehandlung
EP3778008B1 (de) * 2018-03-29 2022-06-08 Mitsui Mining & Smelting Co., Ltd. Zusammensetzung zur abgasreinigung, diese enthaltender abgasreinigungskatalysator und aufbau eines abgasreinigungskatalysators
CN113272044A (zh) * 2018-12-19 2021-08-17 巴斯夫公司 层状催化剂组合物和催化制品以及其制造和使用方法
CN113874108B (zh) * 2019-06-27 2024-03-15 巴斯夫公司 层状催化制品和制造催化制品的方法
EP4006094A4 (de) * 2019-07-24 2023-07-26 Mitsubishi Engineering-Plastics Corporation Harzzusammensetzung, formartikel und verfahren zur herstellung der harzzusammensetzung
JP7344815B2 (ja) * 2020-02-28 2023-09-14 株式会社Subaru ガソリンリーンバーンエンジン用ｌｎｔ積層触媒、及びこれを用いた排ガス浄化装置
CN117085679B (zh) * 2023-10-18 2024-02-02 昆明贵研催化剂有限责任公司 一种含硫废气治理的贵金属催化剂及其制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128506A (en) * 1978-01-23 1978-12-05 General Motors Corporation Platinum-rhodium catalyst for automotive emission control
CA1098105A (en) * 1977-07-15 1981-03-24 Jack C. Summers Catalyst for automotive emission control and method for making same
JPS60110334A (ja) * 1983-11-21 1985-06-15 Nissan Motor Co Ltd 排ガス浄化用触媒の製造方法
JPS60168537A (ja) * 1984-02-10 1985-09-02 Nippon Shokubai Kagaku Kogyo Co Ltd 一体構造型排ガス浄化用触媒の製造方法
US4727052A (en) * 1986-06-27 1988-02-23 Engelhard Corporation Catalyst compositions and methods of making the same
JPS6388040A (ja) * 1986-09-30 1988-04-19 Nippon Engeruharudo Kk 車輌用排気ガス浄化用触媒及びその製造方法
JPH0811182B2 (ja) * 1987-02-10 1996-02-07 日産自動車株式会社 排ガス浄化用触媒
US4868148A (en) * 1987-08-24 1989-09-19 Allied-Signal Inc. Layered automotive catalytic composite
US5010051A (en) * 1989-11-08 1991-04-23 Engelhard Corporation Staged three-way conversion catalyst and method of using the same

Also Published As

Publication number Publication date
EP0443765B1 (de) 2002-06-12
KR0169320B1 (ko) 1999-01-15
JP3274688B2 (ja) 2002-04-15
US5057483A (en) 1991-10-15
ATE218921T1 (de) 2002-06-15
ZA91431B (en) 1992-01-29
DE69133034T2 (de) 2002-10-17
JPH04219140A (ja) 1992-08-10
CA2034063A1 (en) 1991-08-23
KR910021258A (ko) 1991-12-20
EP0443765A1 (de) 1991-08-28

Similar Documents

Publication Publication Date Title
DE69133034D1 (de) Katalysatorzusammensetzung mit getrennten Platinum- und Rhodiumkomponenten
WO1993009146A3 (en) High performance thermally stable catalyst
PL297926A1 (en) Method of reducing nitrogen oxide content in weak exhaust gas from automobile internal combustion engines and catalyst therefor
KR880012864A (ko) 자동차 배기가스 처리촉매 및 처리방법
ES487743A1 (es) Procedimiento para la preparacion de un catalizador
ES2083301T3 (es) Catalizador para la reduccion de oxido de nitrogeno en el gas de escape de un motor de combustion interna.
ATE96054T1 (de) Katalysatortraeger und katalysator zur behandlung von motorabgasen und verfahren zu deren herstellung.
CA2160494A1 (en) A process for simultaneously reducing the amounts of hydrocarbons, carbon monoxide and nitrogen oxides contained in the exhaust gas from an internal combustion engine
KR900701395A (ko) 내연기관 배기가스 처리용 촉매합성물 및 그제조방법
CA2223458A1 (en) Catalyst for purifying exhaust gas and a process for purifying exhaust gas
KR890007783A (ko) 산화 구리를 사용하는 황화수소 억제용 촉매계
NO993106L (no) Fremgangsmåte for behandling av avgass fra forbrenningsmotorer som funksjonerer med svovelholdig drivstoff
US4233189A (en) Catalyst of rhodium on zirconia
ATE349264T1 (de) Reinigungskatalysator für verbrennungsmotorabgas
WO2003011438A1 (fr) Procede de reduction catalytique d'oxydes d'azote et catalyseur utilise dans ce procede
US6052989A (en) Emission control system for internal combustion engines
ES2098736T3 (es) Dispositivo para depurar humos de escape.
Hammerle et al. Effect of high temperatures on three-way automotive catalysts
EP1052010B1 (de) Abgasemissionssteuerungssystem für Verbrennungsmotoren
DE3476026D1 (en) Catalyst and method for treating exhaust gases
JPH09313893A (ja) 排気ガス浄化用触媒およびその製造方法
KR940011777A (ko) 디젤엔진 배기가스 정화용 촉매
EP0808800A3 (de) Binäre Praseodymium-Zirkonium-Oxide für Katalysator und Überzug
KR890000142A (ko) 촉매
Chattha et al. Low Temperature Light-Off Platinum Catalyst

Legal Events

Date Code Title Description
8364 No opposition during term of opposition