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DE69105366D1 - Verwendung eines spezifischen Katalysators zur Reinigung von Abgasen aus Dieselmotoren. - Google Patents

Verwendung eines spezifischen Katalysators zur Reinigung von Abgasen aus Dieselmotoren.

Info

Publication number
DE69105366D1
DE69105366D1 DE69105366T DE69105366T DE69105366D1 DE 69105366 D1 DE69105366 D1 DE 69105366D1 DE 69105366 T DE69105366 T DE 69105366T DE 69105366 T DE69105366 T DE 69105366T DE 69105366 D1 DE69105366 D1 DE 69105366D1
Authority
DE
Germany
Prior art keywords
exhaust gases
diesel engines
specific catalyst
cleaning exhaust
cleaning
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
DE69105366T
Other languages
English (en)
Other versions
DE69105366T2 (de
Inventor
Makoto Horiuchi
Satoshi Inui
Koichi Saito
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.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co Ltd
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 Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Application granted granted Critical
Publication of DE69105366D1 publication Critical patent/DE69105366D1/de
Publication of DE69105366T2 publication Critical patent/DE69105366T2/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
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/58—Platinum group metals with alkali- or alkaline earth metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • 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
    • 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
    • B01J23/46—Ruthenium, rhodium, osmium or iridium
    • B01J23/464—Rhodium
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (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 Treatment By Means Of Catalyst (AREA)
DE69105366T 1990-06-20 1991-06-19 Verwendung eines spezifischen Katalysators zur Reinigung von Abgasen aus Dieselmotoren. Expired - Lifetime DE69105366T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2159922A JP3061399B2 (ja) 1990-06-20 1990-06-20 ディーゼルエンジン排ガス浄化用触媒および浄化方法

Publications (2)

Publication Number Publication Date
DE69105366D1 true DE69105366D1 (de) 1995-01-12
DE69105366T2 DE69105366T2 (de) 1995-05-18

Family

ID=15704090

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69105366T Expired - Lifetime DE69105366T2 (de) 1990-06-20 1991-06-19 Verwendung eines spezifischen Katalysators zur Reinigung von Abgasen aus Dieselmotoren.

Country Status (6)

Country Link
US (1) US5177041A (de)
EP (1) EP0462593B1 (de)
JP (1) JP3061399B2 (de)
KR (1) KR950010783B1 (de)
CA (1) CA2044984C (de)
DE (1) DE69105366T2 (de)

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JP2736099B2 (ja) * 1989-02-06 1998-04-02 株式会社日本触媒 ディーゼルエンジン排ガス浄化用触媒
DE4105534C2 (de) * 1991-02-22 1994-12-22 Bayer Ag Verwendung eines Katalysators zur Verringerung der Partikelmenge und/oder -größe im Dieselabgas
US5145825A (en) * 1991-04-08 1992-09-08 Engelhard Corporation Oxidation catalyst resistant to sulfation
US5212142A (en) * 1991-11-04 1993-05-18 Engelhard Corporation High performance thermally stable catalyst
CA2124439A1 (en) * 1991-11-26 1993-06-10 Kenneth E. Voss Oxidation catalyst and method of use
DE4206699C2 (de) * 1992-03-04 1996-02-01 Degussa NO¶x¶-Verminderung im mageren Abgas von Kraftfahrzeugmotoren
US5376610A (en) * 1992-04-15 1994-12-27 Nissan Motor Co., Ltd. Catalyst for exhaust gas purification and method for exhaust gas purification
DE4226111A1 (de) * 1992-08-07 1994-02-10 Bayer Ag Verwendung eines Katalysators zur Verringerung der Partikelmenge und/oder -größe im Dieselabgas
AU668645B2 (en) * 1992-11-12 1996-05-09 Uop Multimetallic and multigradient reforming catalyst for converting paraffins to aromatics
US5314854A (en) * 1992-11-12 1994-05-24 Uop Stable, high-yield reforming catalyst
US6248684B1 (en) 1992-11-19 2001-06-19 Englehard Corporation Zeolite-containing oxidation catalyst and method of use
CA2110308A1 (en) * 1992-11-30 1994-05-31 Masahito Kida Catalyst for purification of diesel engine exhaust gas
EP0622107B1 (de) * 1993-04-28 2000-02-09 Toyota Jidosha Kabushiki Kaisha Katalysator zur Reinigung von Abgasen aus Dieselmotoren
JP3391878B2 (ja) * 1994-02-23 2003-03-31 トヨタ自動車株式会社 排気ガス浄化用触媒
US6004521A (en) * 1994-02-23 1999-12-21 Toyota Jidosha Kabushiki Kaisha Catalyst for purifying exhaust gases
US5580535A (en) * 1994-07-07 1996-12-03 Engelhard Corporation System and method for abatement of food cooking fumes
JP3589763B2 (ja) * 1995-12-06 2004-11-17 株式会社アイシーティー ガソリンエンジンの排気ガス浄化方法
US20040086441A1 (en) 1995-12-06 2004-05-06 Masao Hori Process for purifying exhaust gas from gasoline engines
JPH09276703A (ja) * 1996-04-19 1997-10-28 Honda Motor Co Ltd 排気ガス浄化用触媒
ES2131980T3 (es) * 1996-11-11 1999-08-01 Degussa Catalizador purificador de gas de escape con una mejor capacidad de conversion para hidrocarburos
JP3377382B2 (ja) * 1996-11-19 2003-02-17 トヨタ自動車株式会社 ディーゼルエンジン用排ガス浄化用触媒
JP3988202B2 (ja) * 1997-04-11 2007-10-10 日産自動車株式会社 排気ガス浄化用触媒
JPH11104462A (ja) * 1997-09-30 1999-04-20 Ngk Insulators Ltd 排ガス浄化用触媒−吸着体及び排ガス浄化方法
PT1098840E (pt) * 1998-06-30 2002-11-29 Shell Int Research Oxidacao parcial catalitica com dois metais cataliticamente activos
JP4012320B2 (ja) * 1998-10-15 2007-11-21 株式会社アイシーティー 希薄燃焼エンジン用排気ガス浄化用触媒
EP1043067A3 (de) 1999-04-09 2002-03-27 Denso Corporation Keramischer Katalysatorträger, keramischer Katalysatorkörper und Verfahren zu deren Herstellung
US6436363B1 (en) * 2000-08-31 2002-08-20 Engelhard Corporation Process for generating hydrogen-rich gas
KR100382051B1 (ko) * 2000-12-29 2003-05-09 한국전력기술 주식회사 이산화황을 포함하고 있는 배가스 중의 질소산화물을저온에서 제거하기 위한 선택적 환원촉매
EP1222961A3 (de) * 2001-01-10 2002-08-28 Abb Research Ltd. Verfahren zur Herstellung einer zeoliische Schicht über einem Substrat
JP4030320B2 (ja) 2001-03-22 2008-01-09 株式会社デンソー セラミック体およびセラミック触媒体
AU2002356941A1 (en) * 2001-11-15 2003-06-10 Pq Holding, Inc. Method for controlling synthesis conditions during molecular sieve synthesis using combinations of quaternary ammonium hydroxides and halides
DE10209529A1 (de) * 2002-03-04 2003-09-25 Hte Ag The High Throughput Exp Rhodiumreiche und mit Seltenerd-Oxiden dotierte Katalysatoren
EP1393804A1 (de) * 2002-08-26 2004-03-03 Umicore AG & Co. KG Mehrschichtiger Katalysator zur autothermen Dampfreformierung von Kohlenwasserstoffen und Verfahren zu seiner Verwendung
US7015146B2 (en) 2004-01-06 2006-03-21 International Business Machines Corporation Method of processing backside unlayering of MOSFET devices for electrical and physical characterization including a collimated ion plasma
US7214331B2 (en) 2004-02-26 2007-05-08 The Boc Group, Inc. Catalyst configuration and methods for syngas production
US20050202966A1 (en) * 2004-03-11 2005-09-15 W.C. Heraeus Gmbh Catalyst for the decomposition of N2O in the Ostwald process
DE102004024026A1 (de) * 2004-03-11 2005-09-29 W.C. Heraeus Gmbh Katalysator zur N2O-Zersetzung beim Ostwaldprozess
JP4669322B2 (ja) * 2005-05-24 2011-04-13 株式会社キャタラー 排ガス浄化用触媒
JP4810947B2 (ja) * 2005-09-29 2011-11-09 トヨタ自動車株式会社 内燃機関の制御方法
EP1932589A4 (de) * 2005-10-05 2011-04-20 Cataler Corp Abgasreinigungskatalysator
KR100801880B1 (ko) * 2006-07-25 2008-02-12 오덱(주) 가솔린 자동차용 촉매
KR101283308B1 (ko) * 2006-08-21 2013-07-12 현대자동차주식회사 불균일 촉매 분포 다층형 필터
DE102009024158A1 (de) * 2009-06-08 2010-12-09 Süd-Chemie AG Verfahren zur Herstellung eines Dreiwegekatalysators mit Rhodium und Platin geträgert auf getrennten Oxidträgern mit nur einem Beschichtungsschritt und Kalzinierschritt
US8668877B2 (en) 2010-11-24 2014-03-11 Basf Corporation Diesel oxidation catalyst articles and methods of making and using
JP5664918B2 (ja) 2011-04-08 2015-02-04 トヨタ自動車株式会社 排ガス浄化用触媒
JP5807782B2 (ja) * 2011-12-28 2015-11-10 トヨタ自動車株式会社 排ガス浄化用触媒
JP5910276B2 (ja) * 2012-04-18 2016-04-27 マツダ株式会社 排気ガス浄化用触媒
JP5910275B2 (ja) * 2012-04-18 2016-04-27 マツダ株式会社 排気ガス浄化用触媒
JP5974850B2 (ja) * 2012-11-20 2016-08-23 マツダ株式会社 触媒付パティキュレートフィルタ
CN111741812A (zh) * 2018-02-21 2020-10-02 株式会社科特拉 排气净化催化剂装置
JP6968972B2 (ja) 2018-02-21 2021-11-24 株式会社キャタラー 排ガス浄化触媒装置

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Also Published As

Publication number Publication date
JP3061399B2 (ja) 2000-07-10
KR950010783B1 (ko) 1995-09-23
DE69105366T2 (de) 1995-05-18
CA2044984C (en) 1996-04-02
KR920000377A (ko) 1992-01-29
US5177041A (en) 1993-01-05
JPH0459049A (ja) 1992-02-25
EP0462593A1 (de) 1991-12-27
CA2044984A1 (en) 1991-12-21
EP0462593B1 (de) 1994-11-30

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