DE69517687D1 - Verfahren zur herstellung von legierten metallkatalysatoren zur nox-entfernung aus verbrennungsmotorabgasen mit sauerstoffüberschuss - Google Patents

Verfahren zur herstellung von legierten metallkatalysatoren zur nox-entfernung aus verbrennungsmotorabgasen mit sauerstoffüberschuss

Info

Publication number
DE69517687D1
DE69517687D1 DE69517687T DE69517687T DE69517687D1 DE 69517687 D1 DE69517687 D1 DE 69517687D1 DE 69517687 T DE69517687 T DE 69517687T DE 69517687 T DE69517687 T DE 69517687T DE 69517687 D1 DE69517687 D1 DE 69517687D1
Authority
DE
Germany
Prior art keywords
combustion engine
exhaust gases
engine exhaust
metal catalysts
oxygen excess
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 - Fee Related
Application number
DE69517687T
Other languages
English (en)
Other versions
DE69517687T2 (de
Inventor
C Kharas
Juergen Robota
Gerard Nunan
G Henk
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.)
Umicore Autocat USA Inc
Original Assignee
Umicore Autocat USA Inc
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 Umicore Autocat USA Inc filed Critical Umicore Autocat USA Inc
Publication of DE69517687D1 publication Critical patent/DE69517687D1/de
Application granted granted Critical
Publication of DE69517687T2 publication Critical patent/DE69517687T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B01J23/70—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
    • 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
    • B01J35/20—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state
    • B01J35/23—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state in a colloidal state
    • 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
    • B01J37/0201—Impregnation
    • B01J37/0211—Impregnation using a colloidal suspension
    • 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
    • B01J37/08—Heat treatment
    • 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)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
DE69517687T 1994-06-01 1995-05-31 Verfahren zur herstellung von legierten metallkatalysatoren zur nox-entfernung aus verbrennungsmotorabgasen mit sauerstoffüberschuss Expired - Fee Related DE69517687T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25210094A 1994-06-01 1994-06-01
PCT/US1995/006817 WO1995032790A1 (en) 1994-06-01 1995-05-31 ALLOYED METAL CATALYSTS FOR THE REDUCTION OF NOx IN THE EXHAUST GASES FROM INTERNAL COMBUSTION ENGINES CONTAINING EXCESS OXYGEN

Publications (2)

Publication Number Publication Date
DE69517687D1 true DE69517687D1 (de) 2000-08-03
DE69517687T2 DE69517687T2 (de) 2000-12-28

Family

ID=22954608

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69517687T Expired - Fee Related DE69517687T2 (de) 1994-06-01 1995-05-31 Verfahren zur herstellung von legierten metallkatalysatoren zur nox-entfernung aus verbrennungsmotorabgasen mit sauerstoffüberschuss

Country Status (5)

Country Link
US (1) US5977012A (de)
EP (1) EP0762926B1 (de)
JP (1) JPH10501172A (de)
DE (1) DE69517687T2 (de)
WO (1) WO1995032790A1 (de)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3903598B2 (ja) * 1997-09-24 2007-04-11 トヨタ自動車株式会社 排ガス浄化用触媒およびその製造方法
JP3956273B2 (ja) * 1997-12-22 2007-08-08 トヨタ自動車株式会社 排ガス浄化用触媒とその製造方法及び排ガス浄化方法
EP1591416A3 (de) * 1999-12-21 2006-11-22 Mitsubishi Gas Chemical Company, Inc. Verfahren zur Verminderung der Kohlenstoffmonoxidkonzentration in einem Wasserstoff enthaltenden Gas und Katalysator dafür
DE10048219A1 (de) * 2000-02-10 2002-04-11 Sued Chemie Ag Katalysator für die Hydrierung von ungesättigten Kohlenwasserstoffen
GB0030170D0 (en) * 2000-12-11 2001-01-24 Norske Stats Oljeselskap Fischer-tropsch catalyst
JP4195319B2 (ja) * 2003-03-11 2008-12-10 トヨタ自動車株式会社 多元系金属コロイドを用いて製造される触媒
US6992039B2 (en) * 2003-03-13 2006-01-31 General Motors Corporation Method for making monodispersed noble metal nanoparticles supported on oxide substrates
JP3912377B2 (ja) 2003-12-25 2007-05-09 日産自動車株式会社 排ガス浄化用触媒粉末の製造方法
JP4564263B2 (ja) * 2004-01-16 2010-10-20 日本板硝子株式会社 金属超微粒子含有光触媒及びその製造方法
GB2410449B (en) 2004-01-28 2008-05-21 Statoil Asa Fischer-Tropsch catalysts
JP4547930B2 (ja) 2004-02-17 2010-09-22 日産自動車株式会社 触媒、触媒の調製方法及び排ガス浄化用触媒
JP4547935B2 (ja) 2004-02-24 2010-09-22 日産自動車株式会社 排ガス浄化用触媒、排ガス浄化触媒、及び触媒の製造方法
JP4513384B2 (ja) 2004-03-31 2010-07-28 日産自動車株式会社 高耐熱性排ガス浄化用触媒及びその製造方法
CN1968746B (zh) * 2004-06-10 2011-07-27 住友电气工业株式会社 金属催化剂及其制造方法
JP2006043634A (ja) * 2004-08-06 2006-02-16 Nissan Motor Co Ltd 排ガス浄化用触媒及び排ガス浄化用触媒の製造方法
US7713910B2 (en) * 2004-10-29 2010-05-11 Umicore Ag & Co Kg Method for manufacture of noble metal alloy catalysts and catalysts prepared therewith
FR2882531B1 (fr) * 2005-02-25 2007-04-27 Inst Francais Du Petrole Procede de preparation de catalyseurs multimetalliques utilisables dans des reactions de transformation des hydrocarbures
JP5130632B2 (ja) * 2006-02-28 2013-01-30 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
US8173574B2 (en) * 2006-09-20 2012-05-08 Basf Corporation Catalysts to reduce NOx in an exhaust gas stream and methods of preparation
US7759280B2 (en) * 2006-09-20 2010-07-20 Basf Corporation Catalysts, systems and methods to reduce NOX in an exhaust gas stream
US7943548B2 (en) * 2006-09-20 2011-05-17 Basf Corporation Catalysts to reduce NOx in an exhaust gas stream and methods of preparation
WO2008043060A2 (en) * 2006-10-05 2008-04-10 Research Triangle Institute Highly dispersed nickel hydrogenation catalysts and methods for making the same
US7709414B2 (en) * 2006-11-27 2010-05-04 Nanostellar, Inc. Engine exhaust catalysts containing palladium-gold
US7534738B2 (en) 2006-11-27 2009-05-19 Nanostellar, Inc. Engine exhaust catalysts containing palladium-gold
US8258070B2 (en) * 2006-11-27 2012-09-04 WGCH Technology Limited Engine exhaust catalysts containing palladium-gold
KR100917495B1 (ko) * 2006-11-27 2009-09-16 나노스텔라 인코포레이티드 팔라듐-금을 포함하는 엔진 배기가스 촉매
US20080125313A1 (en) * 2006-11-27 2008-05-29 Fujdala Kyle L Engine Exhaust Catalysts Containing Palladium-Gold
JP2008168228A (ja) * 2007-01-12 2008-07-24 Okayama Univ 未燃カーボンを用いてディーゼルエンジン排ガス中の窒素酸化物を浄化するための触媒と方法
JP4982241B2 (ja) * 2007-04-27 2012-07-25 エヌ・イーケムキャット株式会社 自動車用排気ガス浄化触媒、排気ガス浄化触媒系、および排気ガスの浄化方法
DE102008023472B4 (de) * 2008-05-14 2021-12-09 Clariant Produkte (Deutschland) Gmbh Verfahren zur Herstellung einer Platinkatalysator-Vorstufe, Katalysator-Vorstufe oder Katalysator und dessen Verwendung
KR100985333B1 (ko) * 2008-09-05 2010-10-04 순천향대학교 산학협력단 질소산화물 흡장 및 환원용 엔에스알 촉매
US20100121100A1 (en) * 2008-11-12 2010-05-13 Daniel Travis Shay Supported palladium-gold catalysts and preparation of vinyl acetate therewith
JP4714259B2 (ja) * 2008-11-26 2011-06-29 本田技研工業株式会社 Ｃｏ酸化用銀触媒
JP5322733B2 (ja) * 2009-03-31 2013-10-23 Ｊｘ日鉱日石エネルギー株式会社 一酸化炭素の選択的酸化反応用触媒の製造方法
US20110033353A1 (en) 2009-08-05 2011-02-10 Basf Corporation Preparation of Diesel Oxidation Catalyst Via Deposition of Colloidal Nanoparticles
GB2473071B (en) 2009-09-01 2013-09-11 Gtl F1 Ag Fischer-tropsch catalysts
GB2475492B (en) 2009-11-18 2014-12-31 Gtl F1 Ag Fischer-Tropsch synthesis
US8507720B2 (en) * 2010-01-29 2013-08-13 Lyondell Chemical Technology, L.P. Titania-alumina supported palladium catalyst
US8329611B2 (en) 2009-12-16 2012-12-11 Lyondell Chemical Technology, L,P. Titania-containing extrudate
US8273682B2 (en) 2009-12-16 2012-09-25 Lyondell Chemical Technology, L.P. Preparation of palladium-gold catalyst
PL2603316T3 (pl) 2010-08-09 2018-02-28 Gtl. F1 Ag Katalizatory fischer-tropsch
CA2813127A1 (en) * 2010-09-29 2012-04-05 Basf Se Polymer assisted synthesis of supported metal catalyst
JP5821254B2 (ja) * 2011-04-13 2015-11-24 トヨタ自動車株式会社 排ガス浄化用触媒
EP2714246B1 (de) * 2011-05-24 2014-12-31 Toyota Jidosha Kabushiki Kaisha Abgasreinigungssystem
US20140328726A1 (en) * 2011-05-24 2014-11-06 Toyota Jidosha Kabushiki Kaisha Exhaust gas purification system
US9358527B2 (en) * 2012-07-09 2016-06-07 Toyota Jidosha Kabushiki Kaisha Exhaust gas purification catalyst and production method thereof
JP2014069151A (ja) * 2012-09-28 2014-04-21 Daihatsu Motor Co Ltd 排ガス浄化用触媒
JP5880412B2 (ja) * 2012-12-03 2016-03-09 トヨタ自動車株式会社 触媒金属粒子の担持方法及び排ガス除去用触媒の製造方法
RU2017115807A (ru) * 2014-10-07 2018-11-12 Басф Корпорейшн Синтез коллоидных частиц драгоценных металлов с контролируемыми размером и морфологией
JP2016217357A (ja) * 2016-09-07 2016-12-22 日立建機株式会社 熱機関の排ガス浄化装置
JP6746097B2 (ja) * 2016-09-08 2020-08-26 株式会社豊田中央研究所 ＮＯｘ浄化用触媒及びそれを用いたＮＯｘ浄化方法
CN111167487B (zh) * 2019-12-31 2022-08-23 南京环福新材料科技有限公司 一种多功能催化剂及其制备方法和应用
CN111514904A (zh) * 2020-04-20 2020-08-11 华东师范大学 一种用于二氧化碳电化学还原的催化剂及其制备方法
CN112547065B (zh) * 2020-11-18 2023-07-21 中国恩菲工程技术有限公司 催化剂及烟气中金属元素的脱除方法
EP4074415A1 (de) * 2021-04-16 2022-10-19 Basf Corporation Neue nanoteilchenlegierungen und katalytische zusammensetzungen damit für emissionssteuerungen

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1390182A (en) * 1971-03-16 1975-04-09 Johnson Matthey Co Ltd Catalysis
US4025606A (en) * 1971-06-25 1977-05-24 Johnson Matthey & Co., Limited Catalysis
MX4509E (es) * 1975-08-27 1982-06-02 Engelhard Min & Chem Composicion catalitica mejorada para oxidar en forma simultanea hidrocarburos gascosos y monoxido de carbono y reducir oxidos de nitrogeno
CA1098105A (en) * 1977-07-15 1981-03-24 Jack C. Summers Catalyst for automotive emission control and method for making same
US4171287A (en) * 1977-09-23 1979-10-16 Engelhard Minerals & Chemicals Corporation Catalyst compositions and the method of manufacturing them
DE3161354D1 (en) * 1980-03-24 1983-12-15 Ytkemiska Inst A liquid suspension of particles of a metal belonging to the platinum group, and a method for the manufacture of such a suspension
US4440874A (en) * 1982-04-14 1984-04-03 Engelhard Corporation Catalyst composition and method for its manufacture
DE3347677C2 (de) * 1983-12-31 1987-02-26 VEG-Gasinstituut N.V., Apeldoorn Verfahren zur Herstellung eines Katalysators
US4791091A (en) * 1987-09-30 1988-12-13 Allied-Signal Inc. Catalyst for treatment of exhaust gases from internal combustion engines and method of manufacturing the catalyst
US5147841A (en) * 1990-11-23 1992-09-15 The United States Of America As Represented By The United States Department Of Energy Method for the preparation of metal colloids in inverse micelles and product preferred by the method
US5643850A (en) * 1991-03-09 1997-07-01 Forschungszentrum Julich Gmbh Process for the production of a catalyst layer on a carrier material and catalyst with a catalyst layer for the removal of hydrogen from a hydrogen and oxygen-containing gas mixture
US5525570A (en) * 1991-03-09 1996-06-11 Forschungszentrum Julich Gmbh Process for producing a catalyst layer on a carrier and a catalyst produced therefrom
DE4221011A1 (de) * 1992-06-26 1994-01-05 Basf Ag Schalenkatalysatoren
WO1995009687A1 (en) * 1993-10-01 1995-04-13 Asec Manufacturing Company NOBLE METAL CATALYSTS FOR THE REDUCTION OF NOx IN THE EXHAUST GASES FROM INTERNAL COMBUSTION ENGINES CONTAINING EXCESS OXYGEN

Also Published As

Publication number Publication date
EP0762926A1 (de) 1997-03-19
US5977012A (en) 1999-11-02
EP0762926B1 (de) 2000-06-28
JPH10501172A (ja) 1998-02-03
WO1995032790A1 (en) 1995-12-07
DE69517687T2 (de) 2000-12-28

Similar Documents

Publication Publication Date Title
DE69517687D1 (de) Verfahren zur herstellung von legierten metallkatalysatoren zur nox-entfernung aus verbrennungsmotorabgasen mit sauerstoffüberschuss
DE59510566D1 (de) Verfahren zur gleichzeitigen Verminderung der im Abgas einer Verbrennungskraftmaschine enthaltenen Kohlenwasserstoffe, Kohlenmonoxid und Stickoxide
DE59405812D1 (de) Verfahren zur verminderung des schadstoffausstosses eines dieselmotors mit nachgeschaltetem oxidationskatalysator
DE59508264D1 (de) Verfahren zur Reduzierung von Schadstoffen des Abgases einer mehrere Zylinder aufweisenden Brennkraftmaschine
DE3869150D1 (de) Verfahren zur abtrennung von stickstoffoxiden aus einem dieselmotorabgas.
DE59907331D1 (de) Verfahren zur Entfernung von Schwefeloxiden aus Abgasen einer Brennkraftmaschine
ATE307661T1 (de) Katalysator für die reinigung der abgase von dieselmotoren und verfahren zu seiner herstellung
DE69609857D1 (de) Verfahren und vorrichtung zur reinigung von abgasen einer brennkraftmaschine
DE69606439D1 (de) Verfahren und vorrichtung zur reinigung von abgasen einer brennkraftmaschine
DE69712149D1 (de) Verfahren zur Herstellung eines Katalysators einer Brennkraftmaschine
DE69105366D1 (de) Verwendung eines spezifischen Katalysators zur Reinigung von Abgasen aus Dieselmotoren.
DE50006262D1 (de) VERFAHREN ZUR ENTSCHWEFELUNG VON WENIGSTENS EINEM IN EINEM ABGASKANAL EINER VERBRENNUNGSKRAFTMASCHINE ANGEORDNETEN NOx-SPEICHERKATALYSATOR
DE69601874D1 (de) Verfahren und einrichtung zur reinigung von entlüftungsabgasen einer brennkraftmaschine und brennkraftmaschine mit dieser einrichtung
DE59803481D1 (de) Verfahren zur Stickoxidreduzierung im Abgas einer Brennkraftmaschine
DE59901151D1 (de) Verfahren zur stickoxidreduzierung im abgas einer mager betriebenen brennkraftmaschine
DE69216101D1 (de) Partikelfilter zur reinigung von dieselmotorabgas
DE59203876D1 (de) Verfahren zur selektiven katalytischen Reduktion von Abgasen aus Kraftfahrzeugdieselmotoren.
DE69612645D1 (de) Verfahren zur Abgasentgiftung eines Dieselmotors
DE69225150D1 (de) Katalysator zur Reinigung von Abgassen aus Dieselmotoren
DE69018505D1 (de) Verwendung eines Katalysators zur Reinigung von Abgasen aus Dieselmotoren.
DE59707721D1 (de) Verfahren zur Verminderung der Stickoxide im Abgas von Verbrennungsmotoren
DE69719460D1 (de) Abgasemissionssteuerungssystem und Verfahren für Verbrennungsmotoren
DE69422938D1 (de) Katalysator zur Reinigung von Abgasen aus Dieselmotoren
DE69932904D1 (de) Katalysator zur Reinigung von Abgasen aus mager betriebenen Verbrennungsmotoren
DE69817637D1 (de) Verfahren zur Herstellung eines Katalysators einer Brennkraftmaschine

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee