DE69931592D1 - Katalysator zum Reinigen von Abgas - Google Patents

Katalysator zum Reinigen von Abgas

Info

Publication number
DE69931592D1
DE69931592D1 DE69931592T DE69931592T DE69931592D1 DE 69931592 D1 DE69931592 D1 DE 69931592D1 DE 69931592 T DE69931592 T DE 69931592T DE 69931592 T DE69931592 T DE 69931592T DE 69931592 D1 DE69931592 D1 DE 69931592D1
Authority
DE
Germany
Prior art keywords
catalyst
exhaust gas
purifying exhaust
purifying
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 - Fee Related
Application number
DE69931592T
Other languages
English (en)
Other versions
DE69931592T2 (de
Inventor
Kouichi Yamashita
Shinji Tsuji
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 Motor Corp
Original Assignee
Toyota Motor Corp
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 Motor Corp filed Critical Toyota Motor Corp
Publication of DE69931592D1 publication Critical patent/DE69931592D1/de
Application granted granted Critical
Publication of DE69931592T2 publication Critical patent/DE69931592T2/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
    • B01J23/005—Spinels
    • 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
    • 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
    • B01J37/0221—Coating of particles
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S502/00—Catalyst, solid sorbent, or support therefor: product or process of making
    • Y10S502/524—Spinel
DE69931592T 1998-12-28 1999-12-27 Katalysator zum Reinigen von Abgas Expired - Fee Related DE69931592T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP37459798A JP3575307B2 (ja) 1998-12-28 1998-12-28 排ガス浄化用触媒及びその製造方法
JP37459798 1998-12-28

Publications (2)

Publication Number Publication Date
DE69931592D1 true DE69931592D1 (de) 2006-07-06
DE69931592T2 DE69931592T2 (de) 2007-05-31

Family

ID=18504110

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69931592T Expired - Fee Related DE69931592T2 (de) 1998-12-28 1999-12-27 Katalysator zum Reinigen von Abgas

Country Status (4)

Country Link
US (1) US6372688B1 (de)
EP (1) EP1016448B1 (de)
JP (1) JP3575307B2 (de)
DE (1) DE69931592T2 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2796312B1 (fr) * 1999-07-16 2001-09-07 Atofina Catalyseur metallique supporte, sa preparation et ses applications dans la fabrication directe du peroxyde d'hydrogene
JP3757715B2 (ja) * 1999-11-09 2006-03-22 トヨタ自動車株式会社 排気ガス浄化用触媒
JP2001232195A (ja) * 1999-12-17 2001-08-28 Ngk Insulators Ltd 触媒体
JP2002282702A (ja) * 2001-01-19 2002-10-02 Ngk Insulators Ltd 触媒体
EP1358933A4 (de) 2001-02-02 2005-08-10 Hitachi Ltd Abgasreinigungskatalysator und mit dem katalysator ausgerüstete brennkraftmaschine
EP1316354A1 (de) * 2001-11-30 2003-06-04 OMG AG & Co. KG Katalysator zur Verminderung der Stickoxide im Abgas von Magermotoren
DE10214343A1 (de) * 2002-03-28 2003-10-09 Omg Ag & Co Kg Partikelfilter mit einer katalytisch aktiven Beschichtung zur Beschleunigung der Verbrennung der auf dem Filter gesammelten Rußpartikel während einer Regenerationsphase
DE10223954A1 (de) * 2002-05-29 2003-12-11 Infineon Technologies Ag Plasmaangeregtes chemisches Gasphasenabscheide-Verfahren zum Abscheiden von Siliziumnitrid oder Siliziumoxinitrid, Verfahren zum Herstellen einer Schicht-Anordnung und Schicht-Anordnung
DE10317067A1 (de) * 2003-04-14 2004-11-11 Degussa Ag Domänen in einer Metalloxid-Matrix
US20090062117A1 (en) * 2004-03-27 2009-03-05 Umicore Ag & Co. Kg Nitrogen oxide storage material and nitrogen oxide storage catalyst produced therefrom
FR2879478B1 (fr) * 2004-12-17 2007-10-26 Inst Francais Du Petrole Catalyseur a base de cobalt pour la synthese fisher-tropsch
US20070167323A1 (en) * 2006-01-16 2007-07-19 Toda Kogya Corporation Porous carrier for steam-reforming catalysts, steam-reforming catalyst and process for producing reactive mixed gas
JP4386045B2 (ja) * 2006-03-01 2009-12-16 トヨタ自動車株式会社 担持型触媒の製造方法
WO2007113981A1 (ja) * 2006-03-30 2007-10-11 Daihatsu Motor Co., Ltd. 触媒組成物
JP4435750B2 (ja) 2006-03-30 2010-03-24 株式会社キャタラー 排ガス浄化用触媒及びその製造方法
JP4831753B2 (ja) * 2006-06-13 2011-12-07 株式会社豊田中央研究所 排ガス浄化用触媒
JP4984678B2 (ja) * 2006-06-28 2012-07-25 株式会社日立製作所 Ｃｏ酸化方法
JP5459927B2 (ja) * 2006-07-07 2014-04-02 株式会社キャタラー 排ガス浄化用触媒
US9097167B2 (en) * 2011-12-07 2015-08-04 Toyota Jidosha Kabushiki Kaisha Exhaust gas purification device of internal combustion engine
EP2772302A1 (de) 2013-02-27 2014-09-03 Umicore AG & Co. KG Hexagonaler Oxidationskatalysator
DE102013207709A1 (de) 2013-04-26 2014-10-30 Umicore Ag & Co. Kg Entschwefelung von NOX-Speicherkatalysatoren
DE102013218234B4 (de) 2013-09-11 2015-05-28 Umicore Ag & Co. Kg Verwendung unterschiedlicher Strategien bei der Regeneration von Stickoxidspeicherkatalysatoren zur Verminderung der N2O-Bildung
GB2543849B (en) * 2015-11-02 2021-08-11 Johnson Matthey Plc Oxidation catalyst
WO2018054929A1 (en) 2016-09-20 2018-03-29 Umicore Ag & Co. Kg Diesel particle filter
US10781735B2 (en) 2018-05-18 2020-09-22 Umicore Ag & Co Kg Exhaust emission reduction system having an HC-trap and NOx-trap combination designed for operating under strategic lean conditions

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO136223C (no) 1973-02-27 1977-08-03 Sentralinstituttet For Ind For Fremgangsm}te til } skaffe en fast og fortrinnsvis tett forbindelse mellom et hovedsakelig sylindrisk indre legeme og et hovedsakelig sylindrisk ytre legeme som omgir det indre, og middel til utf¦relse av fremgangsm}ten.
US3969425A (en) * 1974-02-22 1976-07-13 Universal Oil Products Company Saturated hydrocarbon isomerization process
US4115252A (en) * 1976-11-22 1978-09-19 Uop Inc. Hydrocarbon conversion with an acidic multimetallic catalytic composite
FR2420517A1 (fr) * 1978-03-20 1979-10-19 Elf Union Catalyseurs de desalkylation a l'eau des hydrocarbures aromatiques (catalyseurs sur spinelle mixte)
JPS5610333A (en) 1979-07-06 1981-02-02 Toyota Motor Corp Catalyst for cleaning up exhaust gas and manufacture of said catalyst
JPS5610334A (en) * 1979-07-06 1981-02-02 Toyota Motor Corp Catalyst for cleaning up exhaust gas and manufacture of said catalyst
KR820000844B1 (ko) * 1980-12-16 1982-05-17 포항종합제철 주식회사 암모니아 산화를 위한 비금속촉매 조성물
JPS62277150A (ja) 1986-05-26 1987-12-02 Toyota Motor Corp 排ガス浄化用触媒
JPS6483513A (en) 1987-09-24 1989-03-29 Agency Ind Science Techn Ultrafine gold particle immobilized alkaline earth metallic compound, production thereof, oxidation catalyst, reduction catalyst and combustible gas sensor element
JP3285614B2 (ja) 1992-07-30 2002-05-27 日本碍子株式会社 排ガス浄化用触媒及びその製造方法
JP3304771B2 (ja) 1995-07-20 2002-07-22 トヨタ自動車株式会社 排ガス浄化用触媒
JPH09248458A (ja) 1996-03-18 1997-09-22 Toyota Central Res & Dev Lab Inc 排ガス浄化用触媒及び排ガス浄化方法
US5788823A (en) * 1996-07-23 1998-08-04 Howmet Research Corporation Platinum modified aluminide diffusion coating and method
JPH10202103A (ja) * 1997-01-24 1998-08-04 Toyota Motor Corp ディーゼル用酸化触媒及びその製造方法

Also Published As

Publication number Publication date
EP1016448A1 (de) 2000-07-05
JP3575307B2 (ja) 2004-10-13
US6372688B1 (en) 2002-04-16
JP2000189799A (ja) 2000-07-11
DE69931592T2 (de) 2007-05-31
EP1016448B1 (de) 2006-05-31

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Legal Events

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