DE69904674T2 - Mischoxid auf der Basis von Cerium und Zirkonium, Verfahren zu seiner Herstellung und Katalysatormaterial für Abgasreinigung - Google Patents

Mischoxid auf der Basis von Cerium und Zirkonium, Verfahren zu seiner Herstellung und Katalysatormaterial für Abgasreinigung

Info

Publication number
DE69904674T2
DE69904674T2 DE69904674T DE69904674T DE69904674T2 DE 69904674 T2 DE69904674 T2 DE 69904674T2 DE 69904674 T DE69904674 T DE 69904674T DE 69904674 T DE69904674 T DE 69904674T DE 69904674 T2 DE69904674 T2 DE 69904674T2
Authority
DE
Germany
Prior art keywords
cerium
zirconium
production
exhaust gas
gas purification
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
DE69904674T
Other languages
English (en)
Other versions
DE69904674D1 (de
Inventor
Yoshichika Umemoto
Kimio Ohuchi
Toshio Nakatani
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.)
Daiichi Kigenso Kagaku Kogyo Co Ltd
Original Assignee
DAIICHI KIGENSO KAGAKU CO
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 DAIICHI KIGENSO KAGAKU CO filed Critical DAIICHI KIGENSO KAGAKU CO
Application granted granted Critical
Publication of DE69904674D1 publication Critical patent/DE69904674D1/de
Publication of DE69904674T2 publication Critical patent/DE69904674T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G27/00—Compounds of hafnium
    • C01G27/006—Compounds containing, besides hafnium, two or more other elements, with the exception of oxygen or hydrogen
    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
    • B01J27/053—Sulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/006—Compounds containing, besides zirconium, two or more other elements, with the exception of oxygen or hydrogen
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/76—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by a space-group or by other symmetry indications
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/77—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by unit-cell parameters, atom positions or structure diagrams
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/14—Pore volume

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
DE69904674T 1998-05-11 1999-03-29 Mischoxid auf der Basis von Cerium und Zirkonium, Verfahren zu seiner Herstellung und Katalysatormaterial für Abgasreinigung Expired - Lifetime DE69904674T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12796698A JP4029233B2 (ja) 1998-05-11 1998-05-11 セリウム−ジルコニウム系複合酸化物及びその製造方法ならびに排ガス浄化用触媒材料

Publications (2)

Publication Number Publication Date
DE69904674D1 DE69904674D1 (de) 2003-02-06
DE69904674T2 true DE69904674T2 (de) 2003-10-16

Family

ID=14973095

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69904674T Expired - Lifetime DE69904674T2 (de) 1998-05-11 1999-03-29 Mischoxid auf der Basis von Cerium und Zirkonium, Verfahren zu seiner Herstellung und Katalysatormaterial für Abgasreinigung

Country Status (4)

Country Link
US (1) US6150299A (de)
EP (1) EP0963951B1 (de)
JP (1) JP4029233B2 (de)
DE (1) DE69904674T2 (de)

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US6492298B1 (en) * 1999-03-29 2002-12-10 Kabushiki Kaisha Toyota Chuo Kenkyusho Ordinary-temperature purifying catalyst
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KR100392943B1 (ko) * 2001-05-16 2003-07-28 (주)케이에이치 케미컬 디젤엔진 배기가스의 정화용 촉매
US7150861B2 (en) * 2001-09-28 2006-12-19 Nippon Shokubai Co., Ltd. Catalyst for purification of exhaust gases and process for purification of exhaust gases
JP3946982B2 (ja) * 2001-11-01 2007-07-18 ニッケイ・メル株式会社 ジルコニア・セリア基複合酸化物の製造方法
JP2003155467A (ja) * 2001-11-26 2003-05-30 Fujino Kinzoku Kk イオン発生体およびその製造方法
FR2841547B1 (fr) 2002-06-26 2005-05-06 Rhodia Elect & Catalysis Composition a base d'oxyde de zirconium et d'oxydes de cerium, de lanthane et d'une autre terre rare, son procede de preparation et son utilisation comme catalyseur
CN1299110C (zh) * 2002-06-27 2007-02-07 独立行政法人产业技术综合研究所 电阻型氧传感器和使用它的氧传感器装置以及空燃比控制系统
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US20060025301A1 (en) * 2004-07-30 2006-02-02 Reddy Benjaram M Process for preparing nanosized, thermally stable, and high surface area multi-component metal oxides
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JP4768260B2 (ja) * 2004-12-27 2011-09-07 株式会社キャタラー 排ガス浄化用触媒
US7704483B2 (en) * 2005-04-29 2010-04-27 Cabot Corporation High surface area tetragonal zirconia and processes for synthesizing same
US7468465B2 (en) * 2005-05-31 2008-12-23 Exxonmobil Chemical Patents Inc. Method of making mixed metal oxide containing sulfur
US7173158B2 (en) * 2005-05-31 2007-02-06 Exxonmobil Chemical Patents Inc. Mixed metal oxide containing sulfur
US7399891B2 (en) * 2005-06-08 2008-07-15 Exxonmobil Chemical Patents Inc. Process for alcohol production by selective ether decomposition
JP2007260641A (ja) * 2006-03-30 2007-10-11 Toyota Motor Corp 排ガス浄化用触媒およびその製造方法
GB0609783D0 (en) * 2006-05-17 2006-06-28 Magnesium Elektron Ltd Improved oxygen storage component
JP5008355B2 (ja) * 2006-06-30 2012-08-22 第一稀元素化学工業株式会社 酸化セリウム−酸化ジルコニウム系複合酸化物及びその製造方法
KR100769260B1 (ko) * 2006-08-25 2007-10-22 주식회사 태웅이엘에스 희토원소를 함유하는 모발 개선용 조성물
JP2008049288A (ja) * 2006-08-25 2008-03-06 Tokyo Roki Co Ltd 複合酸化物及びその製造方法、並びに、窒素酸化物を浄化する触媒、方法、及び装置
EP2091635B1 (de) * 2006-10-23 2020-09-09 Umicore AG & Co. KG Vanadiumfreier katalysator zur selektiven katalytischen reduktion und verfahren zu seiner herstellung
JP5118886B2 (ja) * 2007-05-21 2013-01-16 国立大学法人 熊本大学 酸素吸放出材及びそれを含む排ガス浄化用触媒
JP5118885B2 (ja) * 2007-05-21 2013-01-16 国立大学法人 熊本大学 酸素吸放出材及びそれを含む排ガス浄化用触媒
JP2010000481A (ja) * 2008-06-23 2010-01-07 Tokyo Roki Co Ltd 窒素酸化物浄化用触媒及び窒素酸化物浄化用装置
JP5368754B2 (ja) * 2008-09-18 2013-12-18 トヨタ自動車株式会社 酸素吸放出材及びそれを含む排ガス浄化用触媒
US8530372B2 (en) * 2009-07-22 2013-09-10 Basf Corporation Oxygen storage catalyst with decreased ceria reduction temperature
US8943811B2 (en) * 2010-12-22 2015-02-03 GM Global Technology Operations LLC Perovskite-based catalysts, catalyst combinations and methods of making and using the same
US9540241B2 (en) * 2013-03-18 2017-01-10 Enerkem, Inc. Catalysts for producing hydrogen and synthesis gas
US9630167B2 (en) * 2015-04-09 2017-04-25 Council Of Scientific & Industrial Research Ni nano cluster support on MgO—CeO2—ZrO2 catalyst for tri-reforming of methane and a process for preparation thereof
KR101823777B1 (ko) * 2016-08-24 2018-01-31 부산대학교 산학협력단 비정질 복합 금속 산화물 및 이의 제조 방법
TWI611839B (zh) * 2016-09-07 2018-01-21 國立清華大學 應用於低碳烴之低溫部分氧化產氫之觸媒
GB201901560D0 (en) * 2019-02-05 2019-03-27 Magnesium Elektron Ltd Zirconium based dispersion for use in coating filters
US11745169B1 (en) * 2019-05-17 2023-09-05 Unm Rainforest Innovations Single atom metal doped ceria for CO oxidation and HC hydrogenation/oxidation

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Also Published As

Publication number Publication date
EP0963951A1 (de) 1999-12-15
JP4029233B2 (ja) 2008-01-09
EP0963951B1 (de) 2003-01-02
DE69904674D1 (de) 2003-02-06
US6150299A (en) 2000-11-21
JPH11322339A (ja) 1999-11-24

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Legal Events

Date Code Title Description
8381 Inventor (new situation)

Inventor name: UMEMOTO, YOSHICHIKA, OSAKA-SHI, OSAKA-FU, JP

Inventor name: OHUCHI, KIMIO, OSAKA-SHI, OSAKA-FU, JP

Inventor name: NAKATANI, TOSHIO, OSAKA-SHI, OSAKA-FU, JP

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DAIICHI KIGENSO KAGAKU KOGYO CO. LTD., OSAKA, JP