DE60211260D1 - Mischoxid, Verfahren zu seiner Herstellung und Abgas Reduktions-CO-Katalysator - Google Patents

Mischoxid, Verfahren zu seiner Herstellung und Abgas Reduktions-CO-Katalysator

Info

Publication number
DE60211260D1
DE60211260D1 DE60211260T DE60211260T DE60211260D1 DE 60211260 D1 DE60211260 D1 DE 60211260D1 DE 60211260 T DE60211260 T DE 60211260T DE 60211260 T DE60211260 T DE 60211260T DE 60211260 D1 DE60211260 D1 DE 60211260D1
Authority
DE
Germany
Prior art keywords
catalyst
preparation
exhaust gas
mixed oxide
gas reduction
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.)
Revoked
Application number
DE60211260T
Other languages
English (en)
Other versions
DE60211260T2 (de
Inventor
Akira Morikawa
Yasutaka Nagai
Toshitaka Tanabe
Tadashi Suzuki
Akihiko Suda
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26621281&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60211260(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP2001261260A external-priority patent/JP4352300B2/ja
Priority claimed from JP2002074719A external-priority patent/JP3855262B2/ja
Application filed by Toyota Central R&D Labs Inc filed Critical Toyota Central R&D Labs Inc
Publication of DE60211260D1 publication Critical patent/DE60211260D1/de
Application granted granted Critical
Publication of DE60211260T2 publication Critical patent/DE60211260T2/de
Anticipated expiration legal-status Critical
Revoked 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • 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
    • B01J23/63—Platinum group metals with rare earths or actinides
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1021—Platinum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/206—Rare earth metals
    • B01D2255/2065—Cerium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20715—Zirconium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/40—Mixed oxides
    • B01D2255/407—Zr-Ce mixed oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/908—O2-storage component incorporated in the 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
    • 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
    • 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
    • B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • 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
    • B01J35/61—Surface area
    • B01J35/613—10-100 m2/g
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/16—Oxygen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
DE60211260T 2001-08-30 2002-08-22 Mischoxid, Verfahren zu seiner Herstellung und Abgas Reduktions-CO-Katalysator Revoked DE60211260T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2001261260A JP4352300B2 (ja) 2001-08-30 2001-08-30 複合酸化物とその製造方法及び排ガス浄化用助触媒
JP2001261260 2001-08-30
JP2002074719 2002-03-18
JP2002074719A JP3855262B2 (ja) 2002-03-18 2002-03-18 排ガス浄化用触媒

Publications (2)

Publication Number Publication Date
DE60211260D1 true DE60211260D1 (de) 2006-06-14
DE60211260T2 DE60211260T2 (de) 2007-05-24

Family

ID=26621281

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60211260T Revoked DE60211260T2 (de) 2001-08-30 2002-08-22 Mischoxid, Verfahren zu seiner Herstellung und Abgas Reduktions-CO-Katalysator

Country Status (3)

Country Link
US (1) US7247597B2 (de)
EP (1) EP1287876B1 (de)
DE (1) DE60211260T2 (de)

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FR2852592B1 (fr) * 2003-03-18 2007-02-23 Rhodia Elect & Catalysis Compositions a base d'un oxyde de cerium, d'un oxyde de zirconium et, eventuellement d'un oxyde d'une autre terre rare, a surface specifique elevee a 1100 c, leur procede de preparation et leur utilisation comme catalyseur
US7468465B2 (en) * 2005-05-31 2008-12-23 Exxonmobil Chemical Patents Inc. Method of making mixed metal oxide containing sulfur
JP4789794B2 (ja) * 2005-12-28 2011-10-12 第一稀元素化学工業株式会社 セリウム・ジルコニウム複合酸化物及びその製造方法
CN100398199C (zh) * 2006-05-18 2008-07-02 浙江大学 一种耐高温Ce-Zr复合氧化铝材料的制备方法
EP2127744B1 (de) * 2007-02-01 2018-07-18 Daiichi Kigenso Kagaku Kogyo Co., Ltd. Abgasreinigungsgerät beihnaltend ein katalysatorsystem und abgasreinigungsverfahren
JP5348135B2 (ja) * 2008-07-04 2013-11-20 日産自動車株式会社 排気ガス浄化用触媒
JP5526502B2 (ja) * 2008-07-16 2014-06-18 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
FR2939695B1 (fr) * 2008-12-17 2011-12-30 Saint Gobain Ct Recherches Structure de purification incorporant un systeme de catalyse supporte par une zircone a l'etat reduit.
DE102009006403A1 (de) 2009-01-28 2010-08-05 Süd-Chemie AG Vanadiumfreier Diesel-Oxidationskatalysator und Verfahren zu dessen Herstellung
US8530372B2 (en) * 2009-07-22 2013-09-10 Basf Corporation Oxygen storage catalyst with decreased ceria reduction temperature
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JP5942894B2 (ja) 2013-02-21 2016-06-29 マツダ株式会社 排気ガス浄化用触媒の製造方法
JP5942893B2 (ja) 2013-02-21 2016-06-29 マツダ株式会社 排気ガス浄化用触媒の製造方法
JP5763711B2 (ja) 2013-06-13 2015-08-12 株式会社豊田中央研究所 セリア−ジルコニア系複合酸化物及びその製造方法、並びにそのセリア−ジルコニア系複合酸化物を用いた排ガス浄化用触媒
JP5883425B2 (ja) 2013-10-04 2016-03-15 株式会社豊田中央研究所 セリア−ジルコニア系複合酸化物及びその製造方法、並びにそのセリア−ジルコニア系複合酸化物を用いた排ガス浄化用触媒
JP6034356B2 (ja) * 2014-12-12 2016-11-30 トヨタ自動車株式会社 排ガス浄化触媒
JP6319278B2 (ja) 2015-11-27 2018-05-09 トヨタ自動車株式会社 酸素吸蔵材料の製造方法
US10058846B2 (en) * 2016-09-05 2018-08-28 Toyota Jidosha Kabushiki Kaisha Catalyst for purifying exhaust gas
JP6701581B2 (ja) * 2017-03-02 2020-05-27 株式会社豊田中央研究所 酸素吸放出材
US10618042B1 (en) * 2017-05-31 2020-04-14 University Of South Florida Mixed metal oxide extrudate catalyst
CN107513174A (zh) * 2017-09-07 2017-12-26 江南大学 一种纤维素/纳米氧化铈复合膜的制备方法
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
CN110385120B (zh) * 2019-06-19 2022-07-05 山东国瓷功能材料股份有限公司 一种铈锆复合氧化物及其制备方法
CN111089763A (zh) * 2019-11-28 2020-05-01 中国汽车技术研究中心有限公司 一种用于obd验证试验的临界汽车尾气催化剂制备方法
JP2022029851A (ja) * 2020-08-05 2022-02-18 トヨタ自動車株式会社 モノリス基材、モノリス基材の製造方法、及びモノリス基材を用いた排ガス浄化触媒
US11618008B2 (en) * 2020-10-05 2023-04-04 Ford Global Technologies, Llc Precious group metal on pyrochlore-phase ceria zirconia with superior oxygen storage capacity and TWC performance

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Also Published As

Publication number Publication date
EP1287876B1 (de) 2006-05-10
US20030050189A1 (en) 2003-03-13
US7247597B2 (en) 2007-07-24
EP1287876A3 (de) 2003-09-17
EP1287876A2 (de) 2003-03-05
DE60211260T2 (de) 2007-05-24

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