MX361074B - Composicion de alumina circona ceria con estabilidad termica mejorada. - Google Patents

Composicion de alumina circona ceria con estabilidad termica mejorada.

Info

Publication number
MX361074B
MX361074B MX2013014367A MX2013014367A MX361074B MX 361074 B MX361074 B MX 361074B MX 2013014367 A MX2013014367 A MX 2013014367A MX 2013014367 A MX2013014367 A MX 2013014367A MX 361074 B MX361074 B MX 361074B
Authority
MX
Mexico
Prior art keywords
composition
hours
calcining
aluminium
thermal stability
Prior art date
Application number
MX2013014367A
Other languages
English (en)
Other versions
MX2013014367A (es
Inventor
Schermanz Karl
Sagar Amod
Original Assignee
Treibacher Ind Ag
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 Treibacher Ind Ag filed Critical Treibacher Ind Ag
Publication of MX2013014367A publication Critical patent/MX2013014367A/es
Publication of MX361074B publication Critical patent/MX361074B/es

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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
    • B01J23/10—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
    • 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
    • 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
    • B01J35/61—Surface area
    • B01J35/615—100-500 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
    • 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
    • B01J37/0201—Impregnation
    • B01J37/0203—Impregnation the impregnation liquid containing organic compounds
    • 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
    • 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
    • B01J21/063—Titanium; 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
    • B01J23/02—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
    • 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
    • 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
    • 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
    • C01P2002/52—Solid solutions containing elements as dopants
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Abstract

Se describe un proceso para la preparación de una composición que comprende óxidos de Al, Ce, y Zr, el proceso comprende los pasos de (a) preparar una solución acuosa de una mezcla de sales metálicas de cerio, circonio y aluminio, la solución acuosa comprende opcionalmente una o más sales de Metales de Tierras Raras distintos al cerio, (b) agregar una base a la solución obtenida a temperaturas de 0°C a 95°C, y precipitar las sales metálicas mezcladas en forma de hidróxidos u oxihidróxidos, (d) tratar la suspensión acuosa obtenida en el paso (b) con un tensioactivo, y (e)aislar el precipitado obtenido en el paso (d), y tratar el precipitado a una temperatura de 450°C a 1200°C, el proceso es caracterizado en que el contenido de alúmina está en el intervalo de 35 a 80% por peso, y el área de superficie (BET) de la composición obtenida, medida de acuerdo a DIN (Deutsche Industrie Norm) 66131 después de la calcinación por 2 horas a 1100°C es de 55 a 80m2/g; o es al menos 35m2/g después de la calcinación por 20 horas a 1100°C; y una composición que comprende óxidos de Al, Ce, Zr caracterizada en que el contenido de aluminio, calculado como óxido de aluminio está en el intervalo de 35 a 80% por peso, y el área de superficie (BET) de la composición medida de acuerdo a DIN (Deutsche Industrie Norm) 66131 por 2 horas a 1100°C es de 55 a 80m2/g, y/o es al menos 35m2/g después de la calcinación por 20 horas a 1100°C obtenible u obtenida de acuerdo a tal proceso.
MX2013014367A 2011-07-01 2012-06-12 Composicion de alumina circona ceria con estabilidad termica mejorada. MX361074B (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP11005382A EP2540391A1 (en) 2011-07-01 2011-07-01 Ceria zirconia alumina composition with enhanced thermal stability
PCT/EP2012/061110 WO2013004456A1 (en) 2011-07-01 2012-06-12 Ceria zirconia alumina composition with enhanced thermal stability

Publications (2)

Publication Number Publication Date
MX2013014367A MX2013014367A (es) 2014-02-11
MX361074B true MX361074B (es) 2018-11-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
MX2013014367A MX361074B (es) 2011-07-01 2012-06-12 Composicion de alumina circona ceria con estabilidad termica mejorada.

Country Status (14)

Country Link
US (1) US9475035B2 (es)
EP (2) EP2540391A1 (es)
JP (1) JP5938097B2 (es)
KR (1) KR102032478B1 (es)
CN (2) CN106964332A (es)
AR (1) AR086716A1 (es)
BR (1) BR112013033834B1 (es)
CA (1) CA2837432A1 (es)
MX (1) MX361074B (es)
MY (1) MY169499A (es)
RU (1) RU2631511C2 (es)
TW (1) TW201311348A (es)
WO (1) WO2013004456A1 (es)
ZA (1) ZA201308809B (es)

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RU2755558C2 (ru) * 2019-12-06 2021-09-17 Федеральное государственное автономное образовательное учреждение высшего образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" Способ синтеза композиции на основе оксида алюминия и твердого раствора оксидов церия и циркония
TWI861353B (zh) * 2020-01-31 2024-11-11 美商恩特葛瑞斯股份有限公司 用於研磨硬質材料之化學機械研磨(cmp)組合物
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CN116600893A (zh) * 2020-12-24 2023-08-15 三井金属矿业株式会社 复合氧化物及其制造方法
CN113897177A (zh) * 2021-09-03 2022-01-07 永州市湘江稀土有限责任公司 一种复合氧化物磨粒及其制备方法
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Also Published As

Publication number Publication date
JP2014520741A (ja) 2014-08-25
RU2631511C2 (ru) 2017-09-25
MX2013014367A (es) 2014-02-11
KR20140033116A (ko) 2014-03-17
BR112013033834B1 (pt) 2019-12-17
CA2837432A1 (en) 2013-01-10
TW201311348A (zh) 2013-03-16
MY169499A (en) 2019-04-15
RU2014103455A (ru) 2015-08-10
US9475035B2 (en) 2016-10-25
JP5938097B2 (ja) 2016-06-22
CN106964332A (zh) 2017-07-21
AR086716A1 (es) 2014-01-15
WO2013004456A1 (en) 2013-01-10
EP2726199B1 (en) 2020-09-30
EP2726199A1 (en) 2014-05-07
CN103619468A (zh) 2014-03-05
CN103619468B (zh) 2016-09-07
ZA201308809B (en) 2015-08-26
KR102032478B1 (ko) 2019-11-08
EP2540391A1 (en) 2013-01-02
BR112013033834A2 (pt) 2017-02-14
US20140141967A1 (en) 2014-05-22

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