JP7256010B2 - 受動的ＮＯｘ吸着体 - Google Patents

受動的ＮＯｘ吸着体 Download PDF

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JP7256010B2
JP7256010B2 JP2018517553A JP2018517553A JP7256010B2 JP 7256010 B2 JP7256010 B2 JP 7256010B2 JP 2018517553 A JP2018517553 A JP 2018517553A JP 2018517553 A JP2018517553 A JP 2018517553A JP 7256010 B2 JP7256010 B2 JP 7256010B2
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nox absorber
nox
region
catalyst
zone
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JP2018537268A5 (enExample
JP2018537268A (ja
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アンドリュー フランシス チッフィー，
ジャック コー，
ローラ ミッチェル－ドウニー，
フランソワ モロー，
マシュー オブライエン，
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Johnson Matthey PLC
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Johnson Matthey PLC
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    • 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
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
    • 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
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
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    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0842—Nitrogen oxides
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    • B01D53/9413—Processes characterised by a specific catalyst
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    • 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
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/42—Addition of matrix or binder particles
    • 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
    • F01N2510/063—Surface coverings for exhaust purification, e.g. catalytic reaction zeolites
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/16—Oxygen
    • 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)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
  • Processes For Solid Components From Exhaust (AREA)
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Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6693406B2 (ja) * 2016-12-20 2020-05-13 三菱自動車工業株式会社 排気ガス浄化装置
GB2561834A (en) * 2017-04-24 2018-10-31 Johnson Matthey Plc Passive NOx adsorber
GB201721524D0 (en) * 2017-12-21 2018-02-07 Johnson Matthey Japan Godo Kaisha Oxidation catalyst for a diesel engine exhaust
GB201721521D0 (en) * 2017-12-21 2018-02-07 Johnson Matthey Japan Godo Kaisha Oxidation catalyst for a diesel engine exhaust
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
GB2574185B (en) * 2018-04-05 2022-06-29 Magnesium Elektron Ltd Zirconia-Based mixed or composite oxides as passive NOx adsorbents
WO2019219629A1 (en) * 2018-05-14 2019-11-21 Umicore Ag & Co. Kg Stable small-pore zeolites
EP3810323A4 (en) * 2018-05-29 2022-03-09 Basf Corporation DIESEL OXIDATION CATALYSTS FOR ULTRA-LOW NOX CONTROL
EP3623047B1 (de) * 2018-09-17 2021-02-24 Umicore Ag & Co. Kg Katalysator zur reduktion von stickoxiden
CN113272057A (zh) * 2019-01-08 2021-08-17 优美科股份公司及两合公司 具有氧化催化活性功能的被动氮氧化物吸附器
WO2020227455A1 (en) * 2019-05-09 2020-11-12 Basf Corporation Low temperature no x adsorber with enhanced hydrothermal stability
WO2020236879A1 (en) 2019-05-22 2020-11-26 Basf Corporation Coordinated emission control system including diesel oxidation catalyst and low temperature nox adsorber
WO2021012107A1 (en) 2019-07-19 2021-01-28 Rhodia Operations Mixed oxide based on cerium and zirconium
KR20220082842A (ko) * 2019-10-21 2022-06-17 바스프 코포레이션 재생 효율이 향상된 저온 NOx 흡착제
CN110961147A (zh) * 2019-12-14 2020-04-07 中触媒新材料股份有限公司 一种aei/rth结构共生复合分子筛及其制备方法和scr应用
CN111013648A (zh) * 2019-12-14 2020-04-17 中触媒新材料股份有限公司 一种具有cha/kfi结构共生复合分子筛及其制备方法和scr应用
CN111001437A (zh) * 2019-12-14 2020-04-14 中触媒新材料股份有限公司 一种aei/afx结构共生复合分子筛及其制备方法和scr应用
CN110961148A (zh) * 2019-12-14 2020-04-07 中触媒新材料股份有限公司 一种aei/lev结构共生复合分子筛及其制备方法和scr应用
CN110961146A (zh) * 2019-12-14 2020-04-07 中触媒新材料股份有限公司 一种具有cha/rth拓扑结构共生复合分子筛及其制备方法和scr应用
CN111001436A (zh) * 2019-12-14 2020-04-14 中触媒新材料股份有限公司 一种具有aei/kfi结构共生复合分子筛及其制备方法和scr应用
CN112058601A (zh) * 2020-09-04 2020-12-11 珂黎艾净化技术江苏有限公司 一种将asc涂敷到壁流式载体上的方法
WO2022090465A1 (en) 2020-10-29 2022-05-05 Basf Corporation NOx ADSORBER (NA) CATALYST WITH TUNABLE NOx ADSORPTION AND DESORPTION PROPERTIES
WO2022229604A1 (en) * 2021-04-26 2022-11-03 Johnson Matthey Public Limited Company PASSIVE NOx ADSORBER
DE102021005146A1 (de) * 2021-10-14 2023-04-20 Mercedes-Benz Group AG Verfahren zum Betreiben einer Abgasnachbehandlungseinrichtung für eine Verbrennungskraftmaschine eines Kraftfahrzeugs, insbesondere eines Kraftwagens
JP7372302B2 (ja) * 2021-12-06 2023-10-31 株式会社キャタラー 排ガス浄化触媒装置
CN114682293B (zh) * 2022-03-31 2023-09-26 天津大学 耐热型改性介孔分子筛基氮氧化物捕集催化剂及制备方法和应用
US20250186968A1 (en) * 2023-12-11 2025-06-12 City University Of Hong Kong Adsorbent, its preparation and use

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014519975A (ja) 2011-06-01 2014-08-21 ジョンソン、マッセイ、パブリック、リミテッド、カンパニー コールドスタート触媒および排気システムにおけるその使用
WO2014184568A1 (en) 2013-05-17 2014-11-20 Johnson Matthey Public Limited Company Oxidation catalyst for a compression ignition engine
JP2015006660A (ja) 2013-05-27 2015-01-15 マツダ株式会社 排気ガス浄化用触媒及びその製造方法
US20150273452A1 (en) 2014-04-01 2015-10-01 Johnson Matthey Public Limited Company DIESEL OXIDATION CATALYST WITH NOx ADSORBER ACTIVITY

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300956A (en) 1980-04-14 1981-11-17 Matthey Bishop, Inc. Method of preparing a metal substrate for use in a catalytic converter
DE8816514U1 (de) 1988-04-25 1989-10-26 Emitec Gesellschaft für Emissionstechnologie mbH, 5204 Lohmar Elektrisch beheizbarer Katalysator-Trägerkörper
JPH06142520A (ja) * 1992-11-09 1994-05-24 Nissan Motor Co Ltd 炭化水素吸着触媒
JP3411942B2 (ja) * 1993-09-30 2003-06-03 マツダ株式会社 排気ガス浄化用のｈｃ吸着剤、排気ガス浄化用触媒及び排気ガス浄化装置
GB9805815D0 (en) 1998-03-19 1998-05-13 Johnson Matthey Plc Manufacturing process
GB2355944B (en) * 1998-09-18 2001-11-14 Toyota Motor Co Ltd An exhaust gas purification device for an internal combustion engine
JP2000102728A (ja) * 1998-09-29 2000-04-11 Mazda Motor Corp 排気ガス浄化用触媒
DE19943846A1 (de) 1999-09-13 2001-03-15 Emitec Emissionstechnologie Vorrichtung mit Heizelement zur Abgasreinigung
JP4776151B2 (ja) * 2003-05-27 2011-09-21 日産自動車株式会社 排気ガス浄化システム
US7375056B2 (en) * 2003-07-23 2008-05-20 Unicore Ag & Co. Kg Method of making a NOx adsorber catalyst
GB0600130D0 (en) 2006-01-06 2006-02-15 Johnson Matthey Plc Exhaust system comprising zoned oxidation catalyst
US7718150B2 (en) * 2007-04-17 2010-05-18 Ford Global Technologies, Llc Reverse platinum group metal zoned lean NOx trap system and method of use
JP4390000B2 (ja) * 2008-01-09 2009-12-24 トヨタ自動車株式会社 ＮＯｘ吸着装置
US8997465B2 (en) * 2009-02-20 2015-04-07 Haldor Topsoe A/S Method for purification of exhaust gas from a diesel engine
GB201000019D0 (en) 2010-01-04 2010-02-17 Johnson Matthey Plc Coating a monolith substrate with catalyst component
US8263033B2 (en) * 2010-02-23 2012-09-11 Ford Global Technologies, Llc Palladium-contaning oxidation catalyst
JP2014508630A (ja) * 2010-11-02 2014-04-10 ハルドール・トプサー・アクチエゼルスカベット 触媒化微粒子フィルターの製造方法及び触媒化微粒子フィルター
JP5806131B2 (ja) * 2012-01-20 2015-11-10 エヌ・イーケムキャット株式会社 ＮＯｘ吸蔵脱硝触媒
GB201221025D0 (en) * 2012-11-22 2013-01-09 Johnson Matthey Plc Zoned catalysed substrate monolith
US10335776B2 (en) 2013-12-16 2019-07-02 Basf Corporation Manganese-containing diesel oxidation catalyst
GB201322842D0 (en) * 2013-12-23 2014-02-12 Johnson Matthey Plc Exhaust system for a compression ingition engine comprising a water absorbent material
GB201401115D0 (en) * 2014-01-23 2014-03-12 Johnson Matthey Plc Diesel oxidation catalyst and exhaust system
EP3189020B1 (en) * 2014-09-03 2020-12-23 Corning Incorporated Exhaust filter with active plugs

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014519975A (ja) 2011-06-01 2014-08-21 ジョンソン、マッセイ、パブリック、リミテッド、カンパニー コールドスタート触媒および排気システムにおけるその使用
WO2014184568A1 (en) 2013-05-17 2014-11-20 Johnson Matthey Public Limited Company Oxidation catalyst for a compression ignition engine
JP2015006660A (ja) 2013-05-27 2015-01-15 マツダ株式会社 排気ガス浄化用触媒及びその製造方法
US20150273452A1 (en) 2014-04-01 2015-10-01 Johnson Matthey Public Limited Company DIESEL OXIDATION CATALYST WITH NOx ADSORBER ACTIVITY

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KR20180064406A (ko) 2018-06-14
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EP3334913A1 (en) 2018-06-20
GB201517578D0 (en) 2015-11-18
JP2022020617A (ja) 2022-02-01
WO2017060694A1 (en) 2017-04-13
US20170096923A1 (en) 2017-04-06
RU2737175C2 (ru) 2020-11-25
EP4083396A1 (en) 2022-11-02
EP3334913B1 (en) 2022-06-29
GB201616891D0 (en) 2016-11-16
GB2545298B (en) 2020-06-17
DE102016118809A1 (de) 2017-04-20
JP2018537268A (ja) 2018-12-20
CN108368762A (zh) 2018-08-03
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GB2545298A (en) 2017-06-14

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