JPS6235812B2 - - Google Patents

Info

Publication number
JPS6235812B2
JPS6235812B2 JP55028953A JP2895380A JPS6235812B2 JP S6235812 B2 JPS6235812 B2 JP S6235812B2 JP 55028953 A JP55028953 A JP 55028953A JP 2895380 A JP2895380 A JP 2895380A JP S6235812 B2 JPS6235812 B2 JP S6235812B2
Authority
JP
Japan
Prior art keywords
catalyst
porous layer
powder
alumina
exhaust gas
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
Application number
JP55028953A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56124442A (en
Inventor
Yoshasu Fujitani
Hideaki Muraki
Shiro Kondo
Makoto Tomita
Tamotsu Nakamura
Koji Yokota
Hideo Sofugawa
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.)
Toyota Central R&D Labs Inc
Original Assignee
Toyota Central R&D Labs 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 Toyota Central R&D Labs Inc filed Critical Toyota Central R&D Labs Inc
Priority to JP2895380A priority Critical patent/JPS56124442A/ja
Priority to US06/240,326 priority patent/US4367162A/en
Publication of JPS56124442A publication Critical patent/JPS56124442A/ja
Publication of JPS6235812B2 publication Critical patent/JPS6235812B2/ja
Granted 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/066—Zirconium or hafnium; Oxides or hydroxides thereof
    • 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
    • B01J23/38—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
    • B01J23/63—Platinum group metals with rare earths or actinides
    • 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)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
JP2895380A 1980-03-06 1980-03-06 Catalyst for cleaning of exhaust gas Granted JPS56124442A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2895380A JPS56124442A (en) 1980-03-06 1980-03-06 Catalyst for cleaning of exhaust gas
US06/240,326 US4367162A (en) 1980-03-06 1981-03-04 Catalyst for purifying exhaust gases and a method for producing the catalyst

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2895380A JPS56124442A (en) 1980-03-06 1980-03-06 Catalyst for cleaning of exhaust gas

Publications (2)

Publication Number Publication Date
JPS56124442A JPS56124442A (en) 1981-09-30
JPS6235812B2 true JPS6235812B2 (en, 2012) 1987-08-04

Family

ID=12262770

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2895380A Granted JPS56124442A (en) 1980-03-06 1980-03-06 Catalyst for cleaning of exhaust gas

Country Status (2)

Country Link
US (1) US4367162A (en, 2012)
JP (1) JPS56124442A (en, 2012)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60110334A (ja) * 1983-11-21 1985-06-15 Nissan Motor Co Ltd 排ガス浄化用触媒の製造方法
JPS60238147A (ja) * 1984-05-10 1985-11-27 Toyota Central Res & Dev Lab Inc 窒素酸化物除去用触媒
FR2568143B1 (fr) * 1984-07-30 1986-12-05 Prod Catalyse Ste Fse Catalyseur et procede pour le traitement des gaz d'echappement des moteurs a combustion interne
US4585752A (en) * 1984-08-15 1986-04-29 W. R. Grace & Co. Catalyst composition for ultra high temperature operation
US4624940A (en) * 1985-04-12 1986-11-25 Engelhard Corporation High temperature catalyst compositions for internal combustion engine
DE3539127C1 (de) * 1985-11-05 1987-01-02 Hoechst Ag Verfahren zur Herstellung eines Traegerkatalysators
US4727052A (en) * 1986-06-27 1988-02-23 Engelhard Corporation Catalyst compositions and methods of making the same
US4751005A (en) * 1986-08-22 1988-06-14 Nippon Shokubai Kagaku Kogyo Co., Ltd. Method for treatment of waste water
US4904633A (en) * 1986-12-18 1990-02-27 Nippon Shokubai Kagaku Kogyo Co., Ltd. Catalyst for purifying exhaust gas and method for production thereof
AU629683B2 (en) * 1987-01-20 1992-10-08 Nippon Shokubai Kagaku Kogyo Co. Ltd. Catalyst for purifying exhaust gas and method for production thereof
AU604083B2 (en) * 1987-01-20 1990-12-06 Nippon Shokubai Kagaku Kogyo Co. Ltd. Catalyst for purifying exhaust gas and method for production thereof
JPH067922B2 (ja) * 1987-07-09 1994-02-02 トヨタ自動車株式会社 排気ガス浄化用触媒
JP2537239B2 (ja) * 1987-08-28 1996-09-25 エヌ・イーケムキヤツト 株式会社 耐熱性に優れた内燃機関排気ガス浄化用触媒及びその製造方法
DE3735033A1 (de) * 1987-10-16 1989-04-27 Duerrwaechter E Dr Doduco Katalysator und verfahren zu seiner herstellung
FR2622126B1 (fr) * 1987-10-21 1991-06-14 Procatalyse Ste Fse Produits C Catalyseur pour le traitement des gaz d'echappement des moteurs a combustion interne et procede de fabrication de ce catalyseur
US4782038C1 (en) * 1987-10-26 2001-04-17 Ford Motor Co Platinum group alumina-supported metal oxidation catalysts and method of making same
US4906443A (en) * 1987-10-26 1990-03-06 Ford Motor Company Construction, method of making and method of using alumina-supported, precious metal oxidation catalysts
DE3803122C1 (en, 2012) * 1988-02-03 1989-07-13 Degussa Ag, 6000 Frankfurt, De
JP2680597B2 (ja) * 1988-03-14 1997-11-19 マツダ株式会社 排気ガス浄化用触媒
CA1334962C (en) * 1988-04-14 1995-03-28 Tomohisa Ohata Catalyst for purifying exhaust gas and method for production thereof
US4923842A (en) * 1988-10-11 1990-05-08 Allied-Signal Inc. Lanthanum containing catalyst for treating automotive exhaust
CA2011484C (en) * 1989-04-19 1997-03-04 Joseph C. Dettling Palladium-containing, ceria-supported platinum catalyst and catalyst assembly including the same
ES2071099T3 (es) * 1989-06-09 1995-06-16 N E Chemcat Corp Catalizador de la purificacion de gases de escape con excelente resistencia termica y metodo de produccion del mismo.
DE4003939A1 (de) * 1990-02-09 1991-08-14 Degussa Katalysator fuer die reinigung der abgase von brennkraftmaschinen
US5204309A (en) * 1991-12-30 1993-04-20 Tpct Chemicals, Inc. Catalysts for neutralizing air and gaseous exhausts
US5269143A (en) * 1992-12-07 1993-12-14 Ford Motor Company Diesel engine turbo-expander
US5307772A (en) * 1992-12-16 1994-05-03 Ford Motor Company Redox catalysis of NOx in internal combustion engines
JP3786954B2 (ja) * 1993-06-25 2006-06-21 エンゲルハード・コーポレーシヨン 層状触媒複合体
EP0645171B1 (en) * 1993-09-21 1997-11-26 National Science Council Palladium-alloy catalyst for thermal decomposition of NO
US6087298A (en) * 1996-05-14 2000-07-11 Engelhard Corporation Exhaust gas treatment system
AU4237300A (en) * 1999-04-19 2000-11-02 Engelhard Corporation Catalyst composition comprising ceria and a platinum group metal
US6607678B2 (en) * 1999-08-17 2003-08-19 Battelle Memorial Institute Catalyst and method of steam reforming
US20030175192A1 (en) * 2001-01-26 2003-09-18 Engelhard Corporation SOx trap for enhancing NOx trap performance and methods of making and using the same
EP1340542A1 (en) * 2002-02-28 2003-09-03 Corning Incorporated Monolithic zeolite coated structures and a method of manufacture
EP1340541A1 (en) * 2002-02-28 2003-09-03 Corning Incorporated Structured catalysts incorporating thick washcoats and method of preparation thereof
JP4079717B2 (ja) * 2002-08-05 2008-04-23 株式会社日本自動車部品総合研究所 セラミック触媒体
US6936561B2 (en) * 2002-12-02 2005-08-30 Corning Incorporated Monolithic zeolite coated structures and a method of manufacture
JP4503314B2 (ja) * 2003-03-10 2010-07-14 株式会社キャタラー 排ガス浄化用触媒
US8277773B2 (en) 2004-02-13 2012-10-02 Velocys Corp. Steam reforming method
US7722854B2 (en) * 2003-06-25 2010-05-25 Velocy's Steam reforming methods and catalysts
US20050164879A1 (en) * 2004-01-28 2005-07-28 Engelhard Corporation Layered SOx tolerant NOx trap catalysts and methods of making and using the same
DE102004024026A1 (de) * 2004-03-11 2005-09-29 W.C. Heraeus Gmbh Katalysator zur N2O-Zersetzung beim Ostwaldprozess
JP2006334490A (ja) * 2005-06-01 2006-12-14 Mazda Motor Corp 排気ガス浄化用触媒
US20090264277A1 (en) * 2007-04-17 2009-10-22 Dr. Rishi Raj Picoscale catalysts for hydrogen catalysis
JP6209778B2 (ja) * 2012-10-11 2017-10-11 ディーエスエム アイピー アセッツ ビー．ブイ． 特定のイソプレノイドの段階的水素化
EP2959969A4 (en) * 2013-02-25 2017-01-18 Umicore Shokubai Japan Co., Ltd. Exhaust gas purifying catalyst and exhaust gas purification method using same
US20140369912A1 (en) * 2013-06-13 2014-12-18 Basf Corporation Integrated Supports for Emission Control Catalysts
ES2528060B1 (es) * 2013-08-03 2015-11-19 Universidad De Cádiz Catalizadores nanoestructurados de óxido de cerio o bien de óxido de cerio combinado con otro óxido metálico depositados sobre soportes conteniendo óxido de magnesio
US9427730B2 (en) * 2014-11-17 2016-08-30 Clean Diesel Technologies, Inc. Bimetallic synergized PGM catalyst systems for TWC application
US20160167024A1 (en) * 2014-12-16 2016-06-16 Clean Diesel Technologies, Inc. Synergized PGM Catalyst Systems Including Rhodium for TWC Application
US10926245B1 (en) * 2019-08-21 2021-02-23 GM Global Technology Operations LLC Platinum-containing catalyst systems

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1283247B (de) * 1965-09-24 1968-11-21 Degussa Oxydationskatalysator zur Verwendung bei erhoehter Temperatur, insbesondere fuer die Reinigung von Abgasen aus Verbrennungsmotoren und Industrieanlagen
US4076792A (en) * 1972-04-12 1978-02-28 Corning Glass Works Catalyst systems for the reduction of the oxides of nitrogen
US3850847A (en) * 1972-12-19 1974-11-26 Grace W R & Co Process for preparing ultra stable exhaust catalyst of improved activity
JPS5610333A (en) * 1979-07-06 1981-02-02 Toyota Motor Corp Catalyst for cleaning up exhaust gas and manufacture of said catalyst

Also Published As

Publication number Publication date
US4367162A (en) 1983-01-04
JPS56124442A (en) 1981-09-30

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