JP2021517508A - 排出処理システムにおいて使用するための触媒物品 - Google Patents

排出処理システムにおいて使用するための触媒物品 Download PDF

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JP2021517508A
JP2021517508A JP2020548782A JP2020548782A JP2021517508A JP 2021517508 A JP2021517508 A JP 2021517508A JP 2020548782 A JP2020548782 A JP 2020548782A JP 2020548782 A JP2020548782 A JP 2020548782A JP 2021517508 A JP2021517508 A JP 2021517508A
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layer
catalyst
substrate
article according
exhaust gas
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JP2021517508A5 (enExample
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アルルラジュ、カネシャリングハム
リチャード チャンドラー、ガイ
リチャード チャンドラー、ガイ
レッペルト、レイナー
ニューマン、アンドリュー
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Johnson Matthey PLC
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Johnson Matthey PLC
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    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
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    • B01J2219/2428—Catalysts coated on the surface of the monolith channels
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10—After treatment, characterised by the effect to be obtained
    • B01J2229/18—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself
    • B01J2229/186—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself not in framework positions
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10—After treatment, characterised by the effect to be obtained
    • B01J2229/20—After treatment, characterised by the effect to be obtained to introduce other elements in the catalyst composition comprising the molecular sieve, but not specially in or on the molecular sieve itself
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/42—Addition of matrix or binder particles
    • 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
    • B01J2523/00—Constitutive chemical elements of heterogeneous 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B01J37/0225—Coating of metal substrates
    • 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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/02—Metallic plates or honeycombs, e.g. superposed or rolled-up corrugated or otherwise deformed sheet metal
    • F01N2330/04—Methods of manufacturing
    • 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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/60—Discontinuous, uneven properties of filter material, e.g. different material thickness along the longitudinal direction; Higher filter capacity upstream than downstream in same housing
    • 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
    • F01N2370/02—Selection of materials for exhaust purification used in catalytic reactors
    • F01N2370/04—Zeolitic material
    • 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
    • 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
    • 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)
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  • Combustion & Propulsion (AREA)
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  • Toxicology (AREA)
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  • Biomedical Technology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Ceramic Engineering (AREA)
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  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7504252B1 (ja) 2023-03-14 2024-06-21 株式会社キャタラー 排ガス浄化触媒装置及び排ガス浄化触媒システム

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201705158D0 (en) 2017-03-30 2017-05-17 Johnson Matthey Plc Catalyst article for use in a emission treatment system
KR20220069934A (ko) 2019-09-27 2022-05-27 존슨 매세이 카탈리스츠 (저머니) 게엠베하 고정형 방출원 배기 가스에서 CO 및 NOx 둘 모두를 처리하기 위한 다기능 촉매 물품
CN115297947A (zh) * 2020-04-09 2022-11-04 巴斯夫公司 用于氧化NO、氧化NH3和选择性催化还原NOx的多功能催化剂
WO2023061219A1 (en) * 2021-10-12 2023-04-20 Johnson Matthey (Shanghai) Chemicals Limited Novel zoned catalysts for cng engine exhaust gas treatments with improved ammonia emission control
CN113996309B (zh) * 2021-11-23 2023-12-26 国能龙源催化剂江苏有限公司 一种co协同脱除高强scr催化剂的制备方法
EP4414051A1 (en) 2023-02-10 2024-08-14 Johnson Matthey Public Limited Company System for treating exhaust gas from nitrogen-containing-fuel- or hydrogen-combustor
EP4414052A1 (en) 2023-02-10 2024-08-14 Johnson Matthey Public Limited Company Scr catalyst article and systems for reducing n2o in exhaust gas
GB202402672D0 (en) 2024-02-26 2024-04-10 Johnson Matthey Plc Process and system
EP4610474A1 (en) * 2024-03-01 2025-09-03 Liebherr-Components Colmar SAS Exhaust gas aftertreatment system for an ammonia fueled internal combustion engine
CN119926525B (zh) * 2025-03-21 2025-11-11 中自科技股份有限公司 一种低空速scr催化剂及其制备方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5152363A (enExample) * 1974-11-01 1976-05-08 Hitachi Ltd
JP2006320803A (ja) * 2005-05-18 2006-11-30 Nippon Shokubai Co Ltd 排ガス処理触媒および排ガス処理方法
JP2012524646A (ja) * 2009-04-23 2012-10-18 トライバッハー インダストリー アーゲー 排気ガスを選択的に接触還元するための触媒組成物
JP2014213307A (ja) * 2013-04-30 2014-11-17 三菱重工業株式会社 脱硝触媒およびその製造方法
JP2015530921A (ja) * 2012-08-17 2015-10-29 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 Ｐｕｂｌｉｃｌｉｍｉｔｅｄ Ｃｏｍｐａｎｙ ゼオライトで活性化されるＶ／ＴｉＷ触媒
US20160367938A1 (en) * 2015-06-18 2016-12-22 Johnson Matthey Public Limited Company Single or dual layer ammonia slip catalyst
WO2016203254A1 (en) * 2015-06-18 2016-12-22 Johnson Matthey Public Limited Company Exhaust system without a doc having an asc acting as a doc in a system with an scr catalyst before the asc
JP2017525554A (ja) * 2014-08-15 2017-09-07 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 排ガス処理のためのゾーン化触媒
WO2018010804A1 (en) * 2016-07-14 2018-01-18 Umicore Ag & Co. Kg Vanadium trapping scr system

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9805815D0 (en) 1998-03-19 1998-05-13 Johnson Matthey Plc Manufacturing process
GB2457651A (en) 2008-01-23 2009-08-26 Johnson Matthey Plc Catalysed wall-flow filter
RU2570454C2 (ru) 2010-02-01 2015-12-10 Джонсон Мэтти Плс Экструдированный scr-фильтр
KR102018484B1 (ko) * 2011-06-05 2019-09-05 존슨 맛쎄이 퍼블릭 리미티드 컴파니 배기 가스를 처리하기 위한 백금족 금속(ｐｇｍ) 촉매
GB2504024B (en) * 2011-08-03 2014-03-12 Johnson Matthey Plc Extruded honeycomb catalyst
BR112014018506A8 (pt) * 2012-01-31 2017-07-11 Johnson Matthey Plc Composição de catalisador, método para tratar nox, e, artigo catalítico
KR20150091343A (ko) * 2012-11-30 2015-08-10 존슨 맛쎄이 퍼블릭 리미티드 컴파니 암모니아 산화 촉매
WO2014120645A1 (en) * 2013-01-29 2014-08-07 Johnson Matthey Public Limited Company Ammonia oxidation catalyst
GB2519403A (en) * 2013-07-30 2015-04-22 Johnson Matthey Plc Ammonia slip catalyst
WO2015172000A1 (en) * 2014-05-09 2015-11-12 Johnson Matthey Public Limited Company Ammonia slip catalyst having platinum impregnated on high porosity substrates
GB2530129B (en) * 2014-05-16 2016-10-26 Johnson Matthey Plc Catalytic article for treating exhaust gas
DE102015209987A1 (de) * 2014-06-04 2015-12-10 Johnson Matthey Public Limited Company Nicht-PGM-Ammoniakschlupfkatalysator
DE102015212356A1 (de) * 2014-07-02 2016-03-03 Johnson Matthey Public Limited Company Perowskit mit einer Deckschicht-SCR-Komponente als Ammoniakoxidationskatalysator und System zur Abgasreinigung bei Dieselmotoren
KR20170038927A (ko) * 2014-08-07 2017-04-07 존슨 맛쎄이 퍼블릭 리미티드 컴파니 배기가스를 처리하기 위한 구역화된 촉매
JP7249099B2 (ja) * 2014-11-19 2023-03-30 ジョンソン、マッセイ、パブリック、リミテッド、カンパニー 低温排出制御のためのｓｃｒとｐｎａの組み合わせ
US12203403B2 (en) * 2015-03-19 2025-01-21 Basf Mobile Emissions Catalysts Llc Filter catalyzed with SCR catalyst, systems and methods
JP6895894B2 (ja) * 2015-03-30 2021-06-30 ビーエーエスエフ コーポレーション ディーゼル排出物制御のための多機能フィルタ
JP6916117B2 (ja) 2015-06-18 2021-08-11 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 低ｎ２ｏ形成性を有するアンモニアスリップ触媒
CN107847863B (zh) * 2015-06-18 2021-08-27 庄信万丰股份有限公司 分区的排气系统
US10201807B2 (en) * 2015-06-18 2019-02-12 Johnson Matthey Public Limited Company Ammonia slip catalyst designed to be first in an SCR system
DE102016111000A1 (de) * 2015-06-18 2016-12-22 Johnson Matthey Public Limited Company Gegen NH3-Überdosierung toleranter SCR-Katalysator
WO2017055857A1 (en) * 2015-09-29 2017-04-06 Nunn, Andrew Dominic Zoned ammonia slip catalyst for use in combustion turbines
KR20180059896A (ko) * 2015-09-29 2018-06-05 존슨 맛쎄이 퍼블릭 리미티드 컴파니 그을음 촉매 및 scr 촉매를 갖는 촉매 필터
GB2547288B (en) * 2016-02-03 2021-03-17 Johnson Matthey Plc Catalyst for oxidising ammonia
GB2556187A (en) * 2016-09-22 2018-05-23 Johnson Matthey Plc Ruthenium supported on supports having a rutile phase as stable catalysts for NH3-SLIP applications
GB2556453A (en) * 2016-10-26 2018-05-30 Johnson Matthey Plc Hydrocarbon injection through small pore CU-zeolite catalyst
EP3532196A1 (en) * 2016-10-31 2019-09-04 Johnson Matthey Public Limited Company Lta catalysts having extra-framework iron and/or manganese for treating exhaust gas
GB2562160B (en) * 2017-03-20 2021-06-23 Johnson Matthey Plc Catalytic wall-flow filter with an ammonia slip catalyst
US10500571B2 (en) * 2017-03-29 2019-12-10 Johnson Matthey Public Limited Company ASC with platinum group metal in multiple layers
JP7224299B2 (ja) * 2017-03-30 2023-02-17 ジョンソン、マッセイ、パブリック、リミテッド、カンパニー 後方集中の発熱発生を有するａｓｃ／ｄｅｃ
DE102018107548A1 (de) * 2017-03-30 2018-10-04 Johnson Matthey Public Limited Company Eng gekoppeltes system von scr mit turbo und asc/doc
WO2018183604A1 (en) * 2017-03-30 2018-10-04 Johnson Matthey Public Limited Company Platinum group metal and base metal on a molecular sieve for pna-scr-asc close-coupled systems
EP3600657B1 (en) * 2017-03-30 2022-02-16 Johnson Matthey Public Limited Company Single brick scr/asc/pna/doc close-coupled catalyst
GB201705158D0 (en) * 2017-03-30 2017-05-17 Johnson Matthey Plc Catalyst article for use in a emission treatment system
GB201705241D0 (en) * 2017-03-31 2017-05-17 Johnson Matthey Catalysts (Germany) Gmbh Catalyst composition
EP3723892A1 (en) * 2017-12-13 2020-10-21 Johnson Matthey Public Limited Company Improved nh3 abatement with greater selectivity to n2
GB2573391B (en) * 2018-03-14 2022-10-26 Johnson Matthey Plc Ammonia slip catalyst with in-situ Pt fixing

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5152363A (enExample) * 1974-11-01 1976-05-08 Hitachi Ltd
JP2006320803A (ja) * 2005-05-18 2006-11-30 Nippon Shokubai Co Ltd 排ガス処理触媒および排ガス処理方法
JP2012524646A (ja) * 2009-04-23 2012-10-18 トライバッハー インダストリー アーゲー 排気ガスを選択的に接触還元するための触媒組成物
JP2015530921A (ja) * 2012-08-17 2015-10-29 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 Ｐｕｂｌｉｃｌｉｍｉｔｅｄ Ｃｏｍｐａｎｙ ゼオライトで活性化されるＶ／ＴｉＷ触媒
JP2014213307A (ja) * 2013-04-30 2014-11-17 三菱重工業株式会社 脱硝触媒およびその製造方法
JP2017525554A (ja) * 2014-08-15 2017-09-07 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 排ガス処理のためのゾーン化触媒
US20160367938A1 (en) * 2015-06-18 2016-12-22 Johnson Matthey Public Limited Company Single or dual layer ammonia slip catalyst
WO2016203254A1 (en) * 2015-06-18 2016-12-22 Johnson Matthey Public Limited Company Exhaust system without a doc having an asc acting as a doc in a system with an scr catalyst before the asc
WO2018010804A1 (en) * 2016-07-14 2018-01-18 Umicore Ag & Co. Kg Vanadium trapping scr system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7504252B1 (ja) 2023-03-14 2024-06-21 株式会社キャタラー 排ガス浄化触媒装置及び排ガス浄化触媒システム
WO2024190162A1 (ja) * 2023-03-14 2024-09-19 株式会社キャタラー 排ガス浄化触媒装置及び排ガス浄化触媒システム
JP2024130162A (ja) * 2023-03-14 2024-09-30 株式会社キャタラー 排ガス浄化触媒装置及び排ガス浄化触媒システム

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GB201805312D0 (en) 2018-05-16
EP3774032A1 (en) 2021-02-17
CN111818999B (zh) 2023-07-14
BR112020018712A2 (pt) 2020-12-29
WO2019186121A1 (en) 2019-10-03
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