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DE60031258D1 - Katalysator zum Reinigen von Abgas - Google Patents

Katalysator zum Reinigen von Abgas

Info

Publication number
DE60031258D1
DE60031258D1 DE60031258T DE60031258T DE60031258D1 DE 60031258 D1 DE60031258 D1 DE 60031258D1 DE 60031258 T DE60031258 T DE 60031258T DE 60031258 T DE60031258 T DE 60031258T DE 60031258 D1 DE60031258 D1 DE 60031258D1
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 - Lifetime
Application number
DE60031258T
Other languages
English (en)
Other versions
DE60031258T2 (de
Inventor
Tadashi Suzuki
Akira Morikawa
Hideo Sobukawa
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
Application granted granted Critical
Publication of DE60031258D1 publication Critical patent/DE60031258D1/de
Publication of DE60031258T2 publication Critical patent/DE60031258T2/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
    • B01J23/63—Platinum group metals with rare earths or actinides
    • 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
    • B01J23/002—Mixed oxides other than spinels, e.g. perovskite
    • 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
    • B01J2523/00—Constitutive chemical elements of heterogeneous 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64—Pore diameter
    • B01J35/657—Pore diameter larger than 1000 nm
    • 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
    • B01J37/0242—Coating followed by impregnation
    • 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)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (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)
  • Exhaust Gas After Treatment (AREA)
DE60031258T 2000-07-14 2000-07-14 Katalysator zum Reinigen von Abgas Expired - Lifetime DE60031258T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00115315A EP1172139B1 (de) 2000-07-14 2000-07-14 Katalysator zum Reinigen von Abgas

Publications (2)

Publication Number Publication Date
DE60031258D1 true DE60031258D1 (de) 2006-11-23
DE60031258T2 DE60031258T2 (de) 2007-05-03

Family

ID=8169269

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60031258T Expired - Lifetime DE60031258T2 (de) 2000-07-14 2000-07-14 Katalysator zum Reinigen von Abgas

Country Status (3)

Country Link
EP (1) EP1172139B1 (de)
JP (1) JP4151820B2 (de)
DE (1) DE60031258T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3704279B2 (ja) * 2000-07-18 2005-10-12 ダイハツ工業株式会社 排ガス浄化用触媒
JP4217576B2 (ja) * 2003-09-30 2009-02-04 東京濾器株式会社 排気ガス浄化用触媒
JP4120559B2 (ja) * 2003-10-24 2008-07-16 トヨタ自動車株式会社 排気ガス浄化用触媒
EP1777197B1 (de) * 2004-06-11 2013-01-09 Kabushiki Kaisha Toyota Chuo Kenkyusho Nanoporöser metalloxidkörper, beschichtungszusammensetzung zu seiner herstellung und herstellungsverfahren dafür
GB0428555D0 (en) * 2004-12-30 2005-02-09 Magnesium Elektron Ltd Composite material for automotive catalyst applications and method of manufacturing
US7838460B2 (en) * 2005-01-28 2010-11-23 Kabushiki Kaisha Toyota Chuo Kenkyusho Nanoporous metal oxide material, catalyst support, and catalyst for hydrogen production reaction using the same
JP4325648B2 (ja) * 2005-10-24 2009-09-02 トヨタ自動車株式会社 触媒担体及び排ガス浄化用触媒
EP2002892A4 (de) 2006-03-31 2010-06-23 Toyota Chuo Kenkyusho Kk STRUKTUR MIT GROßER KONTAKTFLÄCHE FÜR FESTE TEILCHEN, BASIS FÜR STRUKTUR MIT GROßER KONTAKTFLÄCHE FÜR FESTE TEILCHEN UND VERFAHREN ZUR HERSTELLUNG DIESER
JP2008100202A (ja) * 2006-10-20 2008-05-01 Cataler Corp 排ガス浄化用触媒
JP5099828B2 (ja) * 2007-10-31 2012-12-19 株式会社豊田中央研究所 無機混合酸化物及びそれを用いた排ガス浄化用触媒
US9592498B2 (en) 2010-11-16 2017-03-14 Rhodia Operations Porous inorganic composite oxide
EP2540391A1 (de) 2011-07-01 2013-01-02 Treibacher Industrie AG Ceriumoxid-Zirconiumoxid-Aluminiumoxid-Zusammensetzung mit verbesserter Wärmebeständigkeit
DE102011107702A1 (de) 2011-07-14 2013-01-17 Sasol Germany Gmbh Verfahren zur Herstellung von Kompositen aus Aluminiumoxid und Cer-/Zirkonium-Mischoxiden
CA2837543A1 (en) 2011-07-14 2013-01-17 Treibacher Industrie Ag Ceria zirconia alumina composition with enhanced thermal stability
EP2604337A1 (de) 2011-12-16 2013-06-19 Treibacher Industrie AG Ceriumoxid-Zirconiumdioxid-Aluminiumoxid-Zusammensetzung mit verbesserter Wärmebeständigkeit
JP5705784B2 (ja) * 2012-05-18 2015-04-22 トヨタ自動車株式会社 排ガス浄化触媒
JP5690372B2 (ja) * 2012-04-27 2015-03-25 株式会社豊田中央研究所 酸化鉄−ジルコニア系複合酸化物およびその製造方法
JP5705785B2 (ja) * 2012-05-18 2015-04-22 トヨタ自動車株式会社 排ガス浄化触媒
CN104220379B (zh) * 2012-04-27 2016-12-14 丰田自动车株式会社 氧化铁‑氧化锆系复合氧化物及其制造方法和废气净化催化剂
WO2015100339A1 (en) * 2013-12-23 2015-07-02 Rhodia Operations Inorganic composite oxides and methods of making the same
WO2018012562A1 (ja) * 2016-07-14 2018-01-18 イビデン株式会社 ハニカム構造体及び該ハニカム構造体の製造方法
CN111405941B (zh) * 2017-12-28 2022-09-27 优美科触媒日本有限公司 制氢用催化剂及使用其的废气净化用催化剂
JP2021513945A (ja) * 2018-02-15 2021-06-03 住友化学株式会社 無機酸化物

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2907106C2 (de) * 1979-02-23 1985-12-19 Degussa Ag, 6000 Frankfurt Abgaskatalysator und seine Verwendung zur Reinigung der Abgase von Verbrennungskraftmaschinen
DE3803122C1 (de) * 1988-02-03 1989-07-13 Degussa Ag, 6000 Frankfurt, De
JPH044043A (ja) * 1990-04-20 1992-01-08 Nissan Motor Co Ltd 排気ガス浄化用耐熱性触媒
JPH04114743A (ja) * 1990-09-05 1992-04-15 Mitsubishi Heavy Ind Ltd メタル触媒及びその製法
JPH06114264A (ja) * 1992-10-05 1994-04-26 Nissan Motor Co Ltd 排ガス浄化用触媒の製造方法

Also Published As

Publication number Publication date
DE60031258T2 (de) 2007-05-03
EP1172139A1 (de) 2002-01-16
JP4151820B2 (ja) 2008-09-17
EP1172139B1 (de) 2006-10-11
JP2002079097A (ja) 2002-03-19

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Legal Events

Date Code Title Description
8381 Inventor (new situation)

Inventor name: SUZUKI, TADASHI, KK TOYOTA CHUO KENKYUSHO, AICHI-G

Inventor name: MORIKAWA, AKIRA, KK TOYOTA CHUO KENKYUSHO, AICHI-G

Inventor name: SOBUKAWA, HIDEO, KK TOYOTA CHUO KENKYUSHO, AICHI-G

8364 No opposition during term of opposition