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BR112021023675A2 - Catalisador de oxidação compósito, motor de combustão interna de ignição por compressão, uso de um catalisador de oxidação compósito, e, método de fabricação de um catalisador de oxidação compósito - Google Patents

Catalisador de oxidação compósito, motor de combustão interna de ignição por compressão, uso de um catalisador de oxidação compósito, e, método de fabricação de um catalisador de oxidação compósito

Info

Publication number
BR112021023675A2
BR112021023675A2 BR112021023675A BR112021023675A BR112021023675A2 BR 112021023675 A2 BR112021023675 A2 BR 112021023675A2 BR 112021023675 A BR112021023675 A BR 112021023675A BR 112021023675 A BR112021023675 A BR 112021023675A BR 112021023675 A2 BR112021023675 A2 BR 112021023675A2
Authority
BR
Brazil
Prior art keywords
catalyst
platinum group
washcoat zone
oxidation catalyst
composite oxidation
Prior art date
Application number
BR112021023675A
Other languages
English (en)
Other versions
BR112021023675B1 (pt
Inventor
Andrew Chiffey
Christopher Daly
David Micallef
Francois Moreau
George Platt
Kieran Cole
Lee Gilbert
Oliver Cooper
Paul Phillips
Robert Hanley
Original Assignee
Johnson Matthey Plc
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
Priority claimed from GB201914958A external-priority patent/GB201914958D0/en
Application filed by Johnson Matthey Plc filed Critical Johnson Matthey Plc
Priority to BR122021025287-4A priority Critical patent/BR122021025287B1/pt
Publication of BR112021023675A2 publication Critical patent/BR112021023675A2/pt
Publication of BR112021023675B1 publication Critical patent/BR112021023675B1/pt

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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
    • B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • 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
    • B01J23/44—Palladium
    • 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
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    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
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    • 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
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    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
    • B01D53/9477—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on separate bricks, e.g. exhaust systems
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
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    • B01J35/19—Catalysts containing parts with different compositions
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    • B01J35/396—Distribution of the active metal ingredient
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    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B01D2258/012—Diesel engines and lean burn gasoline engines
    • 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
    • B01J2235/00—Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • 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
    • B01J2235/00—Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • B01J2235/15—X-ray diffraction
    • 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
    • B01J2235/00—Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • B01J2235/30—Scanning electron microscopy; Transmission electron microscopy
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2370/00—Selection of materials for exhaust purification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2510/00—Surface coverings
    • F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
    • F01N2510/068—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings
    • F01N2510/0682—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings having a discontinuous, uneven or partially overlapping coating of catalytic material, e.g. higher amount of material upstream than downstream or vice versa
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2510/00—Surface coverings
    • F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
    • F01N2510/068—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings
    • F01N2510/0684—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings having more than one coating layer, e.g. multi-layered coatings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/10—Carbon or carbon oxides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/12—Hydrocarbons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/14—Nitrogen oxides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
    • F01N2590/08—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for heavy duty applications, e.g. trucks, buses, tractors, locomotives
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

catalisador de oxidação compósito, motor de combustão interna de ignição por compressão, uso de um catalisador de oxidação compósito, e, método de fabricação de um catalisador de oxidação compósito. um catalisador de oxidação de compósito (18, 20) para uso em um sistema de escape para tratamento de um gás de escape produzido por um motor veicular de combustão interna de ignição por compressão (30) e a montante de um filtro de matéria particulada (44, 50) no sistema de escape compreende um substrato (5) que tem um comprimento total l e um eixo geométrico longitudinal e que tem uma superfície de substrato que se estende axialmente entre uma primeira extremidade de substrato (i) e uma segunda extremidade de substrato (o); e três ou mais zonas de revestimento (washcoat) do catalisador (1, 2, 3; ou 1, 2, 3, 4) dispostas axialmente em série sobre e ao longo da superfície de substrato, sendo que uma primeira zona de washcoat do catalisador (1) tem um comprimento l1, sendo que l1 < l, é definida em uma extremidade pela primeira extremidade de substrato (i) e em uma segunda extremidade por uma primeira extremidade (19, 21) de uma segunda zona de washcoat do catalisador (2) que tem um comprimento l2, sendo que l2 < l, sendo que a primeira zona de washcoat do catalisador (1) compreende um primeiro material de suporte de óxido de metal refratário e dois ou mais componentes de metal do grupo da platina suportados sobre a mesma compreendendo platina e paládio em uma razão em peso entre platina e paládio =1; a segunda zona de washcoat do catalisador (2) compreende um segundo material de suporte de óxido de metal refratário e um ou mais componentes de metal do grupo platina suportados sobre o mesmo; e uma terceira zona de washcoat do catalisador (3) que compreende um terceiro material de suporte de óxido metálico refratário e um ou mais componentes de metal do grupo da platina suportados sobre o mesmo é definida em uma segunda extremidade do mesmo pela segunda extremidade de substrato (o), sendo que uma carga total de metal do grupo da platina na primeira zona de washcoat do catalisador (1) definida em gramas de metal do grupo da platina por pé cúbico de volume do substrato (g/l) (g/pé3) é maior que uma carga total de metal do grupo da platina na segunda zona de washcoat do catalisador (2), sendo que uma carga total de metal do grupo da platina na terceira zona de washcoat do catalisador (3) definida em gramas de metal do grupo da platina por pé cúbico de volume do substrato (g/l) (g/pé3) é menor que a carga total de metal do grupo da platina na segunda zona de washcoat do catalisador (2) e sendo que a primeira zona de washcoat do catalisador (1) compreende um ou mais primeiros componentes de metal alcalino-terroso suportados sobre o primeiro material de suporte de óxido de metal refratário.
BR112021023675-9A 2019-06-26 2020-06-26 Catalisador de oxidação compósito, motor de combustão interna de ignição por compressão, uso de um catalisador de oxidação compósito, e, método de fabricação de um catalisador de oxidação compósito BR112021023675B1 (pt)

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GB201914958A GB201914958D0 (en) 2019-06-26 2019-10-16 Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
GB1914958.2 2019-10-16
GBGB2004768.4A GB202004768D0 (en) 2019-06-26 2020-03-31 Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
GB2004768.4 2020-03-31
PCT/EP2020/068165 WO2020260669A1 (en) 2019-06-26 2020-06-26 Composite, zoned oxidation catalyst for a compression ignition internal combustion engine

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3957387B1 (en) * 2019-06-26 2023-05-10 Johnson Matthey Public Limited Company Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
EP4283100A3 (en) * 2019-10-16 2024-02-28 Johnson Matthey Public Limited Company Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
WO2024047101A1 (en) * 2022-08-31 2024-03-07 Johnson Matthey Public Limited Company Exhaust gas treatment system
WO2024115791A1 (en) 2022-12-02 2024-06-06 Basf Corporation Catalyst comprising a sulfur-trap material for the treatment of an exhaust gas stream containing one or more of formaldehyde, nitrogen oxide (no), and hydrocarbons

Family Cites Families (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4902487A (en) 1988-05-13 1990-02-20 Johnson Matthey, Inc. Treatment of diesel exhaust gases
DE3839580C1 (pt) 1988-11-24 1990-07-05 Condea Chemie Gmbh, 2212 Brunsbuettel, De
GB9805815D0 (en) 1998-03-19 1998-05-13 Johnson Matthey Plc Manufacturing process
US6110862A (en) 1998-05-07 2000-08-29 Engelhard Corporation Catalytic material having improved conversion performance
US20040001781A1 (en) 2002-06-27 2004-01-01 Engelhard Corporation Multi-zone catalytic converter
US7873956B2 (en) * 2003-09-25 2011-01-18 Pantech & Curitel Communications, Inc. Communication terminal and communication network for partially updating software, software update method, and software creation device and method therefor
GB2406803A (en) 2004-11-23 2005-04-13 Johnson Matthey Plc Exhaust system comprising exotherm-generating catalyst
US7678347B2 (en) * 2005-07-15 2010-03-16 Basf Catalysts Llc High phosphorous poisoning resistant catalysts for treating automobile exhaust
GB0600130D0 (en) 2006-01-06 2006-02-15 Johnson Matthey Plc Exhaust system comprising zoned oxidation catalyst
WO2007114082A1 (ja) 2006-03-30 2007-10-11 Ict Co., Ltd. 内燃機関排気ガスの浄化方法
US7576031B2 (en) * 2006-06-09 2009-08-18 Basf Catalysts Llc Pt-Pd diesel oxidation catalyst with CO/HC light-off and HC storage function
US7749472B2 (en) * 2006-08-14 2010-07-06 Basf Corporation Phosgard, a new way to improve poison resistance in three-way catalyst applications
US9863297B2 (en) 2007-12-12 2018-01-09 Basf Corporation Emission treatment system
US9993771B2 (en) * 2007-12-12 2018-06-12 Basf Corporation Emission treatment catalysts, systems and methods
DE102007061776A1 (de) 2007-12-20 2009-06-25 Argillon Gmbh Verfahren zur Trocknung von keramischen Wabenkörpern
WO2009118867A1 (ja) * 2008-03-27 2009-10-01 イビデン株式会社 ハニカム構造体および排ガス処理装置
US8637426B2 (en) 2009-04-08 2014-01-28 Basf Corporation Zoned catalysts for diesel applications
JP5307643B2 (ja) 2009-06-16 2013-10-02 新日鉄住金マテリアルズ株式会社 排ガス浄化用触媒及び排ガス浄化触媒ハニカム構造体
GB0922195D0 (en) * 2009-12-21 2010-02-03 Johnson Matthey Plc Improvements in NOx traps
GB201000019D0 (en) 2010-01-04 2010-02-17 Johnson Matthey Plc Coating a monolith substrate with catalyst component
KR20130129241A (ko) 2010-12-14 2013-11-27 우미코레 아게 운트 코 카게 강화된 ｎｏ2 발생기용 구조적 디젤 산화 촉매
BR112013030719A2 (pt) * 2011-05-31 2020-07-21 Johnson Matthey Public Limited Company artigo e método para tratar um gás de escape, e, sistema para tratar nox em um gás de escape de queima pobre
GB2492175B (en) * 2011-06-21 2018-06-27 Johnson Matthey Plc Exhaust system for internal combustion engine comprising catalysed filter substrate
JP5938819B2 (ja) * 2011-10-06 2016-06-22 ジョンソン、マッセイ、パブリック、リミテッド、カンパニーＪｏｈｎｓｏｎ Ｍａｔｔｈｅｙ Ｐｕｂｌｉｃ Ｌｉｍｉｔｅｄ Ｃｏｍｐａｎｙ 排気ガス処理用酸化触媒
GB2497597A (en) * 2011-12-12 2013-06-19 Johnson Matthey Plc A Catalysed Substrate Monolith with Two Wash-Coats
GB201200784D0 (en) * 2011-12-12 2012-02-29 Johnson Matthey Plc Exhaust system for a lean-burn internal combustion engine including SCR catalyst
GB201200781D0 (en) * 2011-12-12 2012-02-29 Johnson Matthey Plc Exhaust system for a lean-burn ic engine comprising a pgm component and a scr catalyst
GB201200783D0 (en) * 2011-12-12 2012-02-29 Johnson Matthey Plc Substrate monolith comprising SCR catalyst
GB201121468D0 (en) 2011-12-14 2012-01-25 Johnson Matthey Plc Improvements in automotive catalytic aftertreatment
JP2013146706A (ja) 2012-01-23 2013-08-01 Toyota Motor Corp 排気ガス浄化用触媒
DE102012005508A1 (de) 2012-03-17 2013-09-19 Daimler Ag Katalysatorbauteil einer Kraftfahrzeug-Abgasreinigungsanlage und Verwendung eines Katalysatorbauteils
GB2513364B (en) 2013-04-24 2019-06-19 Johnson Matthey Plc Positive ignition engine and exhaust system comprising catalysed zone-coated filter substrate
GB201220912D0 (en) * 2012-11-21 2013-01-02 Johnson Matthey Plc Oxidation catalyst for treating the exhaust gas of a compression ignition engine
GB201221025D0 (en) * 2012-11-22 2013-01-09 Johnson Matthey Plc Zoned catalysed substrate monolith
GB201303396D0 (en) 2013-02-26 2013-04-10 Johnson Matthey Plc Oxidation catalyst for a combustion engine
US9333490B2 (en) 2013-03-14 2016-05-10 Basf Corporation Zoned catalyst for diesel applications
GB2514177A (en) * 2013-05-17 2014-11-19 Johnson Matthey Plc Oxidation catalyst for a compression ignition engine
GB201315892D0 (en) * 2013-07-31 2013-10-23 Johnson Matthey Plc Zoned diesel oxidation catalyst
US10864502B2 (en) * 2013-12-16 2020-12-15 Basf Corporation Manganese-containing diesel oxidation catalyst
GB201401115D0 (en) * 2014-01-23 2014-03-12 Johnson Matthey Plc Diesel oxidation catalyst and exhaust system
GB201405868D0 (en) * 2014-04-01 2014-05-14 Johnson Matthey Plc Diesel oxidation catalyst with NOx adsorber activity
GB2535466A (en) * 2015-02-16 2016-08-24 Johnson Matthey Plc Catalyst with stable nitric oxide (NO) oxidation performance
GB201504658D0 (en) * 2015-03-19 2015-05-06 Johnson Matthey Plc Exhaust system for a compression ignition engine having a capture face for volatilised platinum
US10201807B2 (en) * 2015-06-18 2019-02-12 Johnson Matthey Public Limited Company Ammonia slip catalyst designed to be first in an SCR system
CA2994154A1 (en) 2015-07-30 2017-02-02 Basf Corporation Diesel oxidation catalyst
GB201521123D0 (en) * 2015-11-30 2016-01-13 Johnson Matthey Plc Diesel oxidation catalyst having a capture region for exhaust gas impurities
DE102016207484A1 (de) * 2016-05-02 2017-11-02 Umicore Ag & Co. Kg Dieseloxidationskatalysator
US11052378B2 (en) * 2016-07-19 2021-07-06 Umicore Ag & Co. Kg Diesel oxidizing catalytic converter
GB201615134D0 (en) * 2016-09-06 2016-10-19 Johnson Matthey Plc Diesel oxidation catalyst with NOx adsorber activity
GB201615136D0 (en) * 2016-09-06 2016-10-19 Johnson Matthey Plc Diesel oxidation catalyst with NOx adsorber activity
EP3592458B1 (de) * 2017-03-06 2023-06-21 Umicore AG & Co. KG Mangan-haltiger dieseloxidationskatalysator
GB201721527D0 (en) * 2017-12-21 2018-02-07 Johnson Matthey Japan Godo Kaisha Oxidation catalyst for a diesel engine exhaust
GB201800619D0 (en) * 2018-01-15 2018-02-28 Johnson Matthey Plc Oxidation Catalyst For A Diesel Engine Exhaust
EP3957387B1 (en) * 2019-06-26 2023-05-10 Johnson Matthey Public Limited Company Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
CN115066294B (zh) * 2019-10-16 2024-02-02 庄信万丰股份有限公司 分区涂覆的、氨氧化(amox)和一氧化氮氧化两用的复合氧化催化剂
EP3888774A1 (en) * 2020-03-31 2021-10-06 Johnson Matthey Public Limited Company Composite, zone-coated oxidation and exotherm generation catalyst
EP4283100A3 (en) * 2019-10-16 2024-02-28 Johnson Matthey Public Limited Company Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
EP3865209A1 (en) * 2020-02-17 2021-08-18 UMICORE AG & Co. KG Diesel oxidation catalyst
WO2021198680A1 (en) * 2020-03-30 2021-10-07 Johnson Matthey Public Limited Company Layered zone-coated diesel oxidation catalysts for improved co/hc conversion and no oxidation

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CN113784789B (zh) 2023-12-12
BR112021023675B1 (pt) 2022-09-06
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BR122021025287A2 (pt) 2022-02-15
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JP2022530279A (ja) 2022-06-28
CN113784789A (zh) 2021-12-10
BR122021025287B1 (pt) 2022-11-22
EP3957387B1 (en) 2023-05-10
GB202114768D0 (en) 2021-12-01
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EP3957387A1 (en) 2022-02-23
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