DE69527412T2 - Hitzebeständiger Träger für Katalysatoren und deren Herstellung - Google Patents

Hitzebeständiger Träger für Katalysatoren und deren Herstellung

Info

Publication number
DE69527412T2
DE69527412T2 DE69527412T DE69527412T DE69527412T2 DE 69527412 T2 DE69527412 T2 DE 69527412T2 DE 69527412 T DE69527412 T DE 69527412T DE 69527412 T DE69527412 T DE 69527412T DE 69527412 T2 DE69527412 T2 DE 69527412T2
Authority
DE
Germany
Prior art keywords
catalysts
manufacture
heat
resistant support
resistant
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
DE69527412T
Other languages
English (en)
Other versions
DE69527412D1 (de
Inventor
Takeru Yoshida
Mikio Murachi
Shinji Tsuji
Norio Taguchi
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
Application granted granted Critical
Publication of DE69527412D1 publication Critical patent/DE69527412D1/de
Publication of DE69527412T2 publication Critical patent/DE69527412T2/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
    • 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
    • B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
    • 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
    • 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
    • B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
    • B01J23/04—Alkali 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
    • 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
    • B01J37/03—Precipitation; Co-precipitation
    • B01J37/031—Precipitation
    • B01J37/033—Using Hydrolysis
    • 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
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
    • 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)
DE69527412T 1994-12-19 1995-12-19 Hitzebeständiger Träger für Katalysatoren und deren Herstellung Expired - Lifetime DE69527412T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP31534194 1994-12-19
JP12689595A JP3664182B2 (ja) 1994-12-19 1995-05-25 高耐熱性排ガス浄化用触媒とその製造方法

Publications (2)

Publication Number Publication Date
DE69527412D1 DE69527412D1 (de) 2002-08-22
DE69527412T2 true DE69527412T2 (de) 2003-03-20

Family

ID=26462984

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69533208T Expired - Lifetime DE69533208T2 (de) 1994-12-19 1995-12-19 Hitzebeständiger Katalysator und seine Herstellung
DE69527412T Expired - Lifetime DE69527412T2 (de) 1994-12-19 1995-12-19 Hitzebeständiger Träger für Katalysatoren und deren Herstellung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69533208T Expired - Lifetime DE69533208T2 (de) 1994-12-19 1995-12-19 Hitzebeständiger Katalysator und seine Herstellung

Country Status (6)

Country Link
US (1) US5972830A (de)
EP (2) EP0718028B1 (de)
JP (1) JP3664182B2 (de)
KR (1) KR100199909B1 (de)
AU (1) AU676120B2 (de)
DE (2) DE69533208T2 (de)

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JP3861303B2 (ja) * 1995-10-31 2006-12-20 トヨタ自動車株式会社 排ガス浄化用触媒
US6161378A (en) 1996-06-10 2000-12-19 Hitachi, Ltd. Exhaust gas purification apparatus of internal combustion engine and catalyst for purifying exhaust gas internal combustion engine
JP3977883B2 (ja) * 1996-10-03 2007-09-19 株式会社日立製作所 内燃機関用排ガス浄化触媒
JP3965711B2 (ja) * 1996-10-25 2007-08-29 株式会社日立製作所 窒素酸化物の浄化触媒及び浄化方法
JP4464472B2 (ja) * 1997-12-09 2010-05-19 株式会社日立製作所 内燃機関の排ガス浄化方法及び浄化装置
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
DE69839225T2 (de) 1997-12-26 2009-03-05 Toyota Jidosha Kabushiki Kaisha, Toyota-shi Verfahren zur herstellung eines katalysators zur reinigung von abgasen
JP3749391B2 (ja) * 1998-03-04 2006-02-22 トヨタ自動車株式会社 排ガス浄化用触媒及びその製造方法
EP0970747A3 (de) * 1998-07-08 2000-07-19 Toyota Jidosha Kabushiki Kaisha Verfahren zur Herstellung von Titan-Aluminium Mischoxiden und Verfahren zur Herstellung eines Katalysators enthaltend solche Mischoxide
US6350421B1 (en) * 1998-08-24 2002-02-26 Dmc2 Degussa Metals Catalysts Cerdec Ag Nitrogen oxide storage material and nitrogen oxide storing catalyst prepared therefrom
DE19847008A1 (de) * 1998-10-13 2000-04-20 Degussa Stickoxid-Speicherkatalysator
DE19854794A1 (de) * 1998-11-27 2000-05-31 Degussa Katalysator für die Reinigung der Abgase eines Dieselmotors
US6680415B1 (en) * 1999-11-22 2004-01-20 Dow Global Technologies Inc. Oxyhalogenation process using catalyst having porous rare earth halide support
US6797845B1 (en) 1999-11-22 2004-09-28 Dow Global Technologies Inc. Process for vinyl chloride manufacture from ethane and ethylene with immediate HCl recovery from reactor effluent
US6933417B1 (en) 1999-11-22 2005-08-23 Dow Global Technologies Inc. Process for vinyl chloride manufacture from ethane and ethylene with partial CHl recovery from reactor effluent
US6909024B1 (en) * 1999-11-22 2005-06-21 The Dow Chemical Company Process for the conversion of ethylene to vinyl chloride and novel catalyst compositions useful for such process
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NO313494B1 (no) 2000-07-05 2002-10-14 Norsk Hydro As Katalysator for spalting av dinitrogenoksid og fremgangsmåte ved utförelse av prosesser hvor det dannes dinitrogenoksid
BR0210049A (pt) * 2001-05-23 2004-08-17 Dow Global Technologies Inc Processo de halogenação oxidativa e deshidrogenação opcional de hidrocarbonetos c3+
GB0115729D0 (en) * 2001-06-28 2001-08-22 Univ Surrey Doped alumina catalysts
JP4715064B2 (ja) * 2001-09-05 2011-07-06 株式会社豊田中央研究所 触媒及びその製造方法、ＮＯｘ吸蔵方法及びＮＯｘ吸蔵還元方法
US20030186805A1 (en) * 2002-03-28 2003-10-02 Vanderspurt Thomas Henry Ceria-based mixed-metal oxide structure, including method of making and use
EP1378289A3 (de) * 2002-04-18 2004-02-04 Ford Global Technologies, LLC, A subsidary of Ford Motor Company Platingruppenmetal-freie katalytische Beschichtung für Abgas-Partikelfilter
JP4019357B2 (ja) * 2002-05-02 2007-12-12 日産自動車株式会社 排気ガス浄化用触媒粉末の製造方法及び排気ガス浄化触媒の製造方法
US20040152929A1 (en) * 2002-05-08 2004-08-05 Clarke William D Process for vinyl chloride manufacture from ethane and ethylene with air feed and alternative hcl processing methods
JP3797313B2 (ja) * 2002-10-28 2006-07-19 トヨタ自動車株式会社 金属酸化物粒子の製造法及び排ガス浄化用触媒
JP5217072B2 (ja) * 2003-11-14 2013-06-19 トヨタ自動車株式会社 排ガス浄化用触媒およびその製法
ATE510620T1 (de) * 2003-12-18 2011-06-15 Chiyoda Corp Katalysator zur herstellung von synthesegas und verfahren zur herstellung von synthesegas damit
JP4665458B2 (ja) * 2004-08-20 2011-04-06 トヨタ自動車株式会社 排ガス浄化触媒及びその製造方法
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Also Published As

Publication number Publication date
AU4054995A (en) 1996-06-27
DE69533208T2 (de) 2005-09-15
KR100199909B1 (ko) 1999-06-15
EP1036587A2 (de) 2000-09-20
US5972830A (en) 1999-10-26
EP1036587A3 (de) 2000-10-18
DE69527412D1 (de) 2002-08-22
KR960021137A (ko) 1996-07-18
EP1036587B1 (de) 2004-06-23
JPH08224469A (ja) 1996-09-03
EP0718028A1 (de) 1996-06-26
AU676120B2 (en) 1997-02-27
JP3664182B2 (ja) 2005-06-22
EP0718028B1 (de) 2002-07-17
DE69533208D1 (de) 2004-07-29

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