JP6698632B2 - 高空隙率のセリウム及びジルコニウム含有酸化物 - Google Patents

高空隙率のセリウム及びジルコニウム含有酸化物 Download PDF

Info

Publication number
JP6698632B2
JP6698632B2 JP2017513022A JP2017513022A JP6698632B2 JP 6698632 B2 JP6698632 B2 JP 6698632B2 JP 2017513022 A JP2017513022 A JP 2017513022A JP 2017513022 A JP2017513022 A JP 2017513022A JP 6698632 B2 JP6698632 B2 JP 6698632B2
Authority
JP
Japan
Prior art keywords
hours
calcination
degrees celsius
composition
oxidizing environment
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.)
Active
Application number
JP2017513022A
Other languages
English (en)
Japanese (ja)
Other versions
JP2017532278A (ja
JP2017532278A5 (enExample
Inventor
サラス、ディミトリオス
ヒー ウン、スー
ヒー ウン、スー
ハッピー
ペイ ション ティオ、ショーン
ペイ ション ティオ、ショーン
Original Assignee
ネオ パフォーマンス マテリアルズ （シンガポール） プライベート リミテッド
ネオ パフォーマンス マテリアルズ （シンガポール） プライベート リミテッド
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 ネオ パフォーマンス マテリアルズ （シンガポール） プライベート リミテッド, ネオ パフォーマンス マテリアルズ （シンガポール） プライベート リミテッド filed Critical ネオ パフォーマンス マテリアルズ （シンガポール） プライベート リミテッド
Publication of JP2017532278A publication Critical patent/JP2017532278A/ja
Publication of JP2017532278A5 publication Critical patent/JP2017532278A5/ja
Application granted granted Critical
Publication of JP6698632B2 publication Critical patent/JP6698632B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B01J23/002—Mixed oxides other than spinels, e.g. perovskite
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • B01J35/612—Surface area less than 10 m2/g
    • 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
    • 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
    • B01J35/63—Pore volume
    • B01J35/635—0.5-1.0 ml/g
    • 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
    • B01J35/63—Pore volume
    • B01J35/638—Pore volume more than 1.0 ml/g
    • 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
    • B01J35/66—Pore distribution
    • 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
    • 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
    • B01J37/06—Washing
    • 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
    • B01J37/08—Heat treatment
    • 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
    • B01J37/08—Heat treatment
    • B01J37/082—Decomposition and pyrolysis
    • B01J37/088—Decomposition of a metal salt
    • 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
    • B01J37/08—Heat treatment
    • B01J37/10—Heat treatment in the presence of water, e.g. steam
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/02—Oxides
    • 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
    • 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
    • B01D2255/92—Dimensions
    • B01D2255/9205—Porosity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/92—Dimensions
    • B01D2255/9207—Specific surface
    • 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
    • B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
    • B01J2523/30—Constitutive chemical elements of heterogeneous catalysts of Group III (IIIA or IIIB) of the Periodic Table
    • B01J2523/36—Yttrium
    • 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
    • B01J2523/30—Constitutive chemical elements of heterogeneous catalysts of Group III (IIIA or IIIB) of the Periodic Table
    • B01J2523/37—Lanthanides
    • B01J2523/3712—Cerium
    • 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
    • B01J2523/40—Constitutive chemical elements of heterogeneous catalysts of Group IV (IVA or IVB) of the Periodic Table
    • B01J2523/48—Zirconium
    • 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
    • B01J35/647—2-50 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
    • 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
    • B01J35/651—50-500 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
    • 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
    • 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
    • B01J35/66—Pore distribution
    • B01J35/695—Pore distribution polymodal
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
    • 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
    • C01P2006/12—Surface area
    • C01P2006/13—Surface area thermal stability thereof at high temperatures
    • 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)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
JP2017513022A 2014-09-05 2015-09-04 高空隙率のセリウム及びジルコニウム含有酸化物 Active JP6698632B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201462046491P 2014-09-05 2014-09-05
US62/046,491 2014-09-05
PCT/US2015/048546 WO2016037059A1 (en) 2014-09-05 2015-09-04 High porosity cerium and zirconium containing oxide

Publications (3)

Publication Number Publication Date
JP2017532278A JP2017532278A (ja) 2017-11-02
JP2017532278A5 JP2017532278A5 (enExample) 2018-10-11
JP6698632B2 true JP6698632B2 (ja) 2020-05-27

Family

ID=55440395

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017513022A Active JP6698632B2 (ja) 2014-09-05 2015-09-04 高空隙率のセリウム及びジルコニウム含有酸化物

Country Status (9)

Country Link
US (1) US10864499B2 (enExample)
EP (2) EP3188829A4 (enExample)
JP (1) JP6698632B2 (enExample)
KR (2) KR20240049656A (enExample)
CN (2) CN107073443B (enExample)
BR (1) BR112017004418B1 (enExample)
MX (1) MX2017002950A (enExample)
WO (1) WO2016037059A1 (enExample)
ZA (1) ZA201702372B (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201518996D0 (en) * 2015-10-27 2015-12-09 Magnesium Elektron Ltd Zirconia-based compositions for use as three-way catalysts
WO2017185224A1 (en) * 2016-04-26 2017-11-02 Rhodia Operations Cerium-and zirconium-based mixed oxides
FR3050450A1 (fr) * 2016-04-26 2017-10-27 Rhodia Operations Oxyde mixte a base de cerium et de zirconium
CA2936448C (en) * 2016-07-19 2024-02-20 Nova Chemicals Corporation Controlled pressure hydrothermal treatment of odh catalyst
WO2018206531A1 (en) * 2017-05-11 2018-11-15 Rhodia Operations Mixed oxide with enhanced resistance and no x storage capacity
KR102335982B1 (ko) 2017-06-16 2021-12-07 현대자동차주식회사 차량용 nvh패드
CN114502275B (zh) 2019-10-01 2025-04-04 罗地亚经营管理公司 混合氧化物的纳米颗粒的悬浮液
US20230129838A1 (en) * 2020-02-14 2023-04-27 Neo Performance Materials (Singapore) Pte. Ltd. Process for making cerium and zirconium containing compositions using mesitylene and composition made by same
CN115315313B (zh) * 2020-02-21 2024-10-25 新性能材料(新加坡)私人有限公司 含铈和锆的组合物及使用草酸制备它们的方法
WO2021165697A1 (en) * 2020-02-21 2021-08-26 Johnson Matthey Public Limited Company Novel twc catalysts for gasoline engine exhaust gas treatments
EP3927464A1 (en) * 2020-02-27 2021-12-29 Neo Performance Materials (Singapore), PTE. LTD. Compositions containing zirconium and cerium and methods for preparing same using oxalic acid and an alcohol
US20230094402A1 (en) * 2020-03-16 2023-03-30 Neo Performance Materials (Singapore) Pte. Ltd. Compositions containing zirconium and cerium and methods for preparing same using oxalic acid and supercritical drying
CN112717927B (zh) * 2021-04-01 2021-07-30 山东国瓷功能材料股份有限公司 汽车尾气处理催化剂的制备方法和应用
KR20240014060A (ko) 2021-05-28 2024-01-31 로디아 오퍼레이션스 특정 다공성 프로파일을 갖는 산화알루미늄과 산화세륨의 조성물
JP7057467B1 (ja) 2021-07-28 2022-04-19 第一稀元素化学工業株式会社 ジルコニウム複合酸化物、及び、ジルコニウム複合酸化物の製造方法
JP2024529561A (ja) 2021-07-30 2024-08-06 ローディア オペレーションズ 酸化アルミニウム及び酸化セリウムの組成物

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2714370B1 (fr) 1993-12-24 1996-03-08 Rhone Poulenc Chimie Précurseur d'une composition et composition à base d'un oxyde mixte de cérium et de zirconium, procédé de préparation et utilisation.
CN1094467C (zh) 1999-02-15 2002-11-20 上海跃龙有色金属有限公司 纳米铈锆复合氧化物、其制备方法及用途
US6204219B1 (en) 1999-07-29 2001-03-20 W. R. Grace & Co.-Conn. Thermally stable support material and method for making the same
KR20040100136A (ko) 2003-05-21 2004-12-02 한화석유화학 주식회사 금속 산화물의 도핑 방법
GB0428557D0 (en) * 2004-12-30 2005-02-09 Magnesium Elektron Ltd Thermally stable doped and undoped porous aluminium oxides and nanocomposite CeO -ZrO and A1 O containing mixed oxides
EP1991354B1 (fr) * 2006-02-17 2019-12-25 Rhodia Recherches et Technologies Composition a base d'oxydes de zirconium, de cerium, d'yttrium, de lanthane et d'une autre terre rare, procede de preparation et utilisation en catalyse
FR2897609B1 (fr) * 2006-02-17 2009-01-16 Rhodia Recherches & Tech Composition a base d'oxydes de zirconium, de cerium, d'yttrium, de lanthane et d'une autre terre rare, procede de preparation et utilisation en catalyse
JP2009537432A (ja) 2006-05-15 2009-10-29 ロデイア・オペラシヨン 高い比表面積および還元率を有する、ジルコニウム、セリウムおよびランタンならびにイットリウム、ガドリニウムまたはサマリウムの酸化物を基にした組成物、調製方法および触媒としての使用
FR2900920B1 (fr) * 2006-05-15 2008-07-11 Rhodia Recherches & Tech Composition a base d'oxides de zirconium, de cerium, de lanthane et d'yttrium, de gadolinium ou de samarium, a surface specifique stable, procede de preparation et utilisation comme catalyseur
FR2917646B1 (fr) * 2007-06-20 2011-06-03 Anan Kasei Co Ltd Oxyde mixte a haute surface specifique de cerium et d'autre terre rare, procede de preparation et utilisation en catalyse
JP5164665B2 (ja) * 2008-04-09 2013-03-21 第一稀元素化学工業株式会社 セリウム−ジルコニウム系複合酸化物及びその製造方法
FR2930456B1 (fr) * 2008-04-23 2010-11-19 Rhodia Operations Composition a base d'oxydes de zirconium, de cerium et d'yttrium, a reductibilite elevee, procedes de preparation et utilisation en catalyse
FR2948116B1 (fr) 2009-07-17 2012-05-04 Rhodia Operations Composition a base d'oxyde de cerium et d'oxyde de zirconium de porosite specifique, procede de preparation et utilisation en catalyse
CN101797499B (zh) * 2010-03-02 2012-01-11 浙江大学 高比表面的Ce-Zr-La-O复合氧化物材料的制备方法
FR2967993B1 (fr) 2010-11-30 2018-04-06 Rhodia Operations Composition a base d'oxyde de zirconium et d'au moins un oxyde d'une terre rare autre que le cerium, a porosite specifique, ses procedes de preparation et son utilisation en catalyse
CN102553653B (zh) * 2010-12-22 2016-09-14 太平洋工业发展公司 具有储氧能力的催化剂载体材料及其制造方法
CN102247826B (zh) * 2011-05-27 2013-04-03 济南大学 一种高比表面积的立方相铈锆基复合氧化物及其制备方法
EP2540391A1 (en) * 2011-07-01 2013-01-02 Treibacher Industrie AG Ceria zirconia alumina composition with enhanced thermal stability
FR2977581B1 (fr) 2011-07-04 2013-08-02 Rhodia Operations Composition consistant en un oxyde mixte de cerium et de zirconium a reductibilite elevee, procede de preparation et utilisation dans le domaine de la catalyse
US20130108530A1 (en) * 2011-10-27 2013-05-02 Johnson Matthey Public Limited Company Process for producing ceria-zirconia-alumina composite oxides and applications thereof
CN102527403B (zh) 2011-12-27 2013-11-13 浙江工业大学 一种铈基固溶体催化剂及制备方法
US20130336864A1 (en) 2012-06-15 2013-12-19 Basf Corporation Composites Of Mixed Metal Oxides For Oxygen Storage

Also Published As

Publication number Publication date
BR112017004418B1 (pt) 2022-04-19
EP3188829A1 (en) 2017-07-12
JP2017532278A (ja) 2017-11-02
CN112657487A (zh) 2021-04-16
BR112017004418A2 (pt) 2017-12-05
WO2016037059A1 (en) 2016-03-10
US10864499B2 (en) 2020-12-15
CN107073443B (zh) 2020-12-04
MX2017002950A (es) 2017-12-18
US20170274355A1 (en) 2017-09-28
CN107073443A (zh) 2017-08-18
CN112657487B (zh) 2023-08-01
KR20170076657A (ko) 2017-07-04
EP3188829A4 (en) 2018-10-31
EP4241875A2 (en) 2023-09-13
KR20240049656A (ko) 2024-04-16
EP4241875A3 (en) 2023-11-08
ZA201702372B (en) 2021-10-27

Similar Documents

Publication Publication Date Title
JP6698632B2 (ja) 高空隙率のセリウム及びジルコニウム含有酸化物
JP5773337B2 (ja) 酸化触媒及びディーゼルパーティキュレートフィルター
EP2959962B1 (en) Ceria-zirconia complex oxide material and method for producing same
CN107824185B (zh) 排气净化催化剂及其制造方法
JP2018145087A (ja) 酸素吸放出材
JP5798547B2 (ja) 排ガス浄化触媒用担体およびそれを用いた触媒
JP2011224428A (ja) 多孔質触媒および多孔質触媒の製造方法
JP6109550B2 (ja) 排ガス浄化触媒
CN115315313B (zh) 含铈和锆的组合物及使用草酸制备它们的方法
JP6325010B2 (ja) アルミナ系複合酸化物及びその製造方法
JP6532825B2 (ja) 排ガス浄化用触媒
JP7213822B2 (ja) 排ガス浄化用組成物
JP6568046B2 (ja) 排ガス浄化触媒とその製造方法
CN115362019B (zh) 含有锆和铈的组合物和使用草酸和超临界干燥制造该组合物的方法
JP5287222B2 (ja) Ｐｍ酸化触媒、パティキュレートフィルタ及びｐｍ酸化触媒の製造方法
CN110394173B (zh) 氮氧化物吸留材料和废气净化方法
JP6304099B2 (ja) 排ガス浄化触媒及びその製造方法
CN117504842A (zh) 排气净化用催化剂
JP2015211960A (ja) 被処理ガス中の可燃成分の酸化触媒、被処理ガス中の可燃成分の酸化触媒の製造方法、被処理ガス中の可燃成分の酸化方法、及び、被処理ガス中の窒素酸化物の除去方法
CN116685396A (zh) 氧储存容量增强的组合物
Chuang et al. Effect of Ba.
KR20190038398A (ko) 배기가스 처리용 촉매입자, 이의 제조방법 및 이를 이용하여 자동차 배기가스를 처리하는 방법
JP2012245429A (ja) 貴金属担持触媒

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20180903

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20180903

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20190718

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20190723

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20191021

RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7423

Effective date: 20191021

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20191023

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20200122

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20200131

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20200331

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20200428

R150 Certificate of patent or registration of utility model

Ref document number: 6698632

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250