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MX2018014076A - Partículas de óxido de cerio y método para producción de las mismas. - Google Patents

Partículas de óxido de cerio y método para producción de las mismas.

Info

Publication number
MX2018014076A
MX2018014076A MX2018014076A MX2018014076A MX2018014076A MX 2018014076 A MX2018014076 A MX 2018014076A MX 2018014076 A MX2018014076 A MX 2018014076A MX 2018014076 A MX2018014076 A MX 2018014076A MX 2018014076 A MX2018014076 A MX 2018014076A
Authority
MX
Mexico
Prior art keywords
oxide particles
cerium oxide
production
catalyst
exhaust gas
Prior art date
Application number
MX2018014076A
Other languages
English (en)
Inventor
Ohtake Naotaka
Ocampo Fabien
Miguel Jorge Coelho Marques Rui
Original Assignee
Rhodia Operations
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 Rhodia Operations filed Critical Rhodia Operations
Publication of MX2018014076A publication Critical patent/MX2018014076A/es

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
    • 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
    • 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
    • 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
    • B01J35/633—Pore volume less than 0.5 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
    • B01J35/64—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
    • 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
    • B01J37/10—Heat treatment in the presence of water, e.g. steam
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00—Compounds of rare earth metals
    • C01F17/20—Compounds containing only rare earth metals as the metal element
    • C01F17/206—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
    • C01F17/224—Oxides or hydroxides of lanthanides
    • C01F17/235—Cerium oxides or hydroxides
    • 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
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/91—NOx-storage component incorporated in the catalyst
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • 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
    • 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
    • C01P2006/16—Pore diameter
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Catalysts (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Nanotechnology (AREA)

Abstract

La presente invención se refiere a partículas de óxido de cerio que tienen excelente resistencia al calor y/o volumen de poro, especialmente útiles para catalizadores, cerámica funcional, electrolito sólido para pilas de combustible, pulido, absorbentes de ultravioleta y similares, y particularmente adecuadas para su uso como material catalizador o cocatalizador, por ejemplo, en la catálisis para purificar los gases de escape de los vehículos. La presente invención también se refiere a un método para preparar dichas partículas de óxido de cerio y a un catalizador, tal como para purificar los gases de escape, utilizando estas partículas de óxido de cerio. Sin figuras.
MX2018014076A 2016-05-18 2017-05-17 Partículas de óxido de cerio y método para producción de las mismas. MX2018014076A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201662338372P 2016-05-18 2016-05-18
PCT/EP2017/061897 WO2017198738A1 (en) 2016-05-18 2017-05-17 Cerium oxide particles and method for production thereof

Publications (1)

Publication Number Publication Date
MX2018014076A true MX2018014076A (es) 2019-09-02

Family

ID=58765829

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2018014076A MX2018014076A (es) 2016-05-18 2017-05-17 Partículas de óxido de cerio y método para producción de las mismas.

Country Status (12)

Country Link
US (1) US11426718B2 (es)
EP (1) EP3458417A1 (es)
JP (1) JP6932726B2 (es)
KR (1) KR102340507B1 (es)
CN (2) CN119954198A (es)
BR (1) BR112018073652A2 (es)
CA (1) CA3024282A1 (es)
MX (1) MX2018014076A (es)
MY (1) MY192732A (es)
RU (1) RU2746315C2 (es)
WO (1) WO2017198738A1 (es)
ZA (1) ZA201807743B (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10639621B2 (en) * 2018-03-05 2020-05-05 Qatar University Nanoporous cerium oxide with interconnected pores for catalysis and a cost-effective method of preparing thereof
WO2020136071A1 (en) 2018-12-28 2020-07-02 Rhodia Operations Use of cerium oxide for the preparation of a lean nox trap catalytic composition and a method of treatment of an exhaust gas using the composition
KR20210107055A (ko) * 2018-12-28 2021-08-31 로디아 오퍼레이션스 산화세륨 입자 및 이의 생성 방법
CN110918081A (zh) * 2019-12-04 2020-03-27 吉林省电力科学研究院有限公司 一种等离子体氧化铈催化剂及其制备方法
CN111017980A (zh) * 2019-12-26 2020-04-17 宣城晶瑞新材料有限公司 一种高纯纳米氧化镧材料的制备方法
CN112062146A (zh) * 2020-08-19 2020-12-11 包头天骄清美稀土抛光粉有限公司 Cmp用铈钇研磨材料及其制备方法
US20220099008A1 (en) * 2020-09-30 2022-03-31 Johnson Matthey Public Limited Company Catalysts for gasoline engine exhaust gas treatments
AU2021388023B2 (en) * 2020-11-24 2023-10-05 Lynas Rare Earths Limited Materials, methods and techniques for generating doped cerium oxide
CN119662130A (zh) * 2023-09-19 2025-03-21 雄安稀土功能材料创新中心有限公司 一种氧化铈基抛光粉及制备方法、抛光液及应用

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4356106A (en) 1980-05-09 1982-10-26 United Kingdom Atomic Energy Authority Cerium compounds
FR2570087B1 (fr) 1984-09-13 1986-11-21 Rhone Poulenc Spec Chim Procede d'oxydation electrolytique et ensemble d'electrolyse pour sa mise en oeuvre
WO1998045212A1 (en) 1997-04-04 1998-10-15 Rhodia Rare Earths Inc. CERIUM OXIDES, ZIRCONIUM OXIDES, Ce/Zr MIXED OXIDES AND Ce/Zr SOLID SOLUTIONS HAVING IMPROVED THERMAL STABILITY AND OXYGEN STORAGE CAPACITY
US6133194A (en) * 1997-04-21 2000-10-17 Rhodia Rare Earths Inc. Cerium oxides, zirconium oxides, Ce/Zr mixed oxides and Ce/Zr solid solutions having improved thermal stability and oxygen storage capacity
EP1201607B1 (en) * 1999-05-28 2014-07-30 Hitachi Chemical Company, Ltd. Cerium oxide abrasive, method for polishing substrate using the same and method for manufacturing semiconductor device
CN1290770C (zh) * 2001-09-07 2006-12-20 阿南化成株式会社 二氧化铈、其制备法和用于净化废气的催化剂
KR101087763B1 (ko) * 2002-10-28 2011-11-30 닛산 가가쿠 고교 가부시키 가이샤 산화 세륨 입자 및 그 제조방법
FR2875149B1 (fr) * 2004-09-15 2006-12-15 Rhodia Chimie Sa Procede de fabrication d'un filtre a particules catalyse et filtre ainsi obtenu
FR2898887B1 (fr) * 2006-03-21 2008-05-02 Rhodia Recherches & Tech Composition a base d'oxyde de zirconium et d'oxyde de cerium a reductibilite elevee et a surface specifique stable procede de preparation et utilisation dans le traitement des gaz d'echappement
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
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
CN102711982B (zh) * 2009-11-25 2015-04-22 阿南化成株式会社 复合氧化物、其制备方法和废气净化用催化剂
FR2959735B1 (fr) * 2010-05-06 2012-06-22 Rhodia Operations Composition a base d'oxydes de zirconium, de cerium d'au moins une autre terre rare, a porosite specifique, procede de preparation et utilisation en catalyse.
FR2976574B1 (fr) * 2011-06-17 2013-05-31 Rhodia Operations Composition a base d'oxydes de cerium, de zirconium et d'une autre terre rare a reductibilite elevee, procede de preparation et utilisation dans le domaine de la catalyse.
EP3020689A1 (en) * 2014-11-12 2016-05-18 Rhodia Operations Cerium oxide particles and method for production thereof

Also Published As

Publication number Publication date
CN109476495A (zh) 2019-03-15
CN109476495B (zh) 2025-03-07
RU2018144616A3 (es) 2020-08-10
CN119954198A (zh) 2025-05-09
CA3024282A1 (en) 2017-11-23
RU2018144616A (ru) 2020-06-18
WO2017198738A1 (en) 2017-11-23
MY192732A (en) 2022-09-05
US20190202710A1 (en) 2019-07-04
EP3458417A1 (en) 2019-03-27
KR20190009325A (ko) 2019-01-28
JP6932726B2 (ja) 2021-09-08
ZA201807743B (en) 2020-07-29
RU2746315C2 (ru) 2021-04-12
JP2019521060A (ja) 2019-07-25
US11426718B2 (en) 2022-08-30
KR102340507B1 (ko) 2021-12-21
BR112018073652A2 (pt) 2019-02-19

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