BR112013033834A2 - composição de céria zircônia alumina com estabilidade térmica melhorada - Google Patents
composição de céria zircônia alumina com estabilidade térmica melhoradaInfo
- Publication number
- BR112013033834A2 BR112013033834A2 BR112013033834A BR112013033834A BR112013033834A2 BR 112013033834 A2 BR112013033834 A2 BR 112013033834A2 BR 112013033834 A BR112013033834 A BR 112013033834A BR 112013033834 A BR112013033834 A BR 112013033834A BR 112013033834 A2 BR112013033834 A2 BR 112013033834A2
- Authority
- BR
- Brazil
- Prior art keywords
- composition
- hours
- calcination
- thermal stability
- improved thermal
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title abstract 7
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 title abstract 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title abstract 3
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 title abstract 2
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 title abstract 2
- 238000001354 calcination Methods 0.000 abstract 3
- 238000000034 method Methods 0.000 abstract 3
- 229910052684 Cerium Inorganic materials 0.000 abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical class [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 2
- 239000007864 aqueous solution Substances 0.000 abstract 2
- 239000002244 precipitate Substances 0.000 abstract 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 239000007900 aqueous suspension Substances 0.000 abstract 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 abstract 1
- -1 cerium rare earth metal salts Chemical class 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052761 rare earth metal Inorganic materials 0.000 abstract 1
- 239000004094 surface-active agent Substances 0.000 abstract 1
- 229910052726 zirconium Inorganic materials 0.000 abstract 1
Classifications
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- 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
- B01J35/61—Surface area
- B01J35/615—100-500 m2/g
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- 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)
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- 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
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- 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
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- 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)
- Inorganic Compounds Of Heavy Metals (AREA)
- Catalysts (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
resumo patente de invenção: "composição de céria zircônia alumina com estabilidade térmica melhorada". a presente invenção refere-se a um processo para preparação de uma composição contendo óxidos de al, ce e zr, processo esse que inclui as etapas de (a) preparar uma solução aquosa de uma mistura de sais metálicos de cério, zircônio e alumínio, solução aquosa essa que inclui opcionalmente um ou mais sais de metais terras raras diferentes de cério, (b) adicionar à solução obtida uma base a temperaturas de 0°c a 95°c e precipitar os sais metálicos mistos na forma de hidróxidos ou óxi-hidróxidos, (d) tratar a suspensão aquosa obtida na etapa (b) com um tensoativo, e (e) isolar o precipitado obtido na etapa (d) e tratar o referido precipitado a uma temperatura de 450°c a 1200°c, processo esse que é caracterizado pelo fato que o teor de alumina fica na faixa de 35 a 80% em peso, e a área superficial (bet) da composição obtida, medida de acordo com din (deutsche industrie norm) 66131 após calcinação por 2 horas a 1100°c é de 55 a 80 m2/g; ou é pelo menos 35 m2/g após calcinação por 20 horas a 1100°c; e uma composição contendo óxidos de al, ce e zr, caracterizada pelo fato que o teor de alumínio, calculado como óxido de alumínio fica na faixa de 35 a 80% em peso, e a área superficial (bet) da composição medida de acordo com din (deutsche industrie norm) 66131 por 2 horas a 1100°c é de 55 a 80 m2/g, e/ou é de pelo menos 35 m2/g após calcinação por 20 horas a 1100°c, obtenível ou obtida de acordo com esse processo.
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 |
---|---|
BR112013033834A2 true BR112013033834A2 (pt) | 2017-02-14 |
BR112013033834B1 BR112013033834B1 (pt) | 2019-12-17 |
Family
ID=44509944
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112013033834A BR112013033834B1 (pt) | 2011-07-01 | 2012-06-12 | composição de céria zircônia alumina com estabilidade térmica melhorada e processo de produção da mesma |
Country Status (14)
Country | Link |
---|---|
US (1) | US9475035B2 (pt) |
EP (2) | EP2540391A1 (pt) |
JP (1) | JP5938097B2 (pt) |
KR (1) | KR102032478B1 (pt) |
CN (2) | CN106964332A (pt) |
AR (1) | AR086716A1 (pt) |
BR (1) | BR112013033834B1 (pt) |
CA (1) | CA2837432A1 (pt) |
MX (1) | MX361074B (pt) |
MY (1) | MY169499A (pt) |
RU (1) | RU2631511C2 (pt) |
TW (1) | TW201311348A (pt) |
WO (1) | WO2013004456A1 (pt) |
ZA (1) | ZA201308809B (pt) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20170076657A (ko) * | 2014-09-05 | 2017-07-04 | 네오 퍼포먼스 메터리얼즈 (싱가포르) 프라이베이트 리미티드 | 다공성 세륨 및 지르코늄을 포함하는 산화물 |
JP6325010B2 (ja) * | 2016-01-28 | 2018-05-16 | 第一稀元素化学工業株式会社 | アルミナ系複合酸化物及びその製造方法 |
JP6615060B2 (ja) * | 2016-07-15 | 2019-12-04 | 株式会社豊田中央研究所 | 排ガス浄化用触媒担体の製造方法 |
WO2018115436A1 (fr) * | 2016-12-23 | 2018-06-28 | Rhodia Operations | Oxyde mixte résistant au vieillissement à base de cérium, de zirconium, d'aluminium et de lanthane pour convertisseur catalytique automobile |
WO2019003424A1 (ja) * | 2017-06-30 | 2019-01-03 | 第一稀元素化学工業株式会社 | アルミナ系複合酸化物及びその製造方法 |
CN107686134A (zh) * | 2017-11-01 | 2018-02-13 | 哈尔滨工业大学 | 一种光学透明的导电玻璃负载的铁钴镍羟基氧化物薄膜的制备方法及其应用 |
FR3075777A1 (fr) * | 2017-12-22 | 2019-06-28 | Rhodia Operations | Hydrate d'aluminium poreux |
CN108083333A (zh) * | 2017-12-25 | 2018-05-29 | 山东磊宝锆业科技股份有限公司 | 一种利用固体废锆制备锆铝复合粉体的方法 |
WO2019131176A1 (ja) * | 2017-12-28 | 2019-07-04 | ユミコア日本触媒株式会社 | 水素製造用触媒及びこれを用いた排ガス浄化用触媒 |
WO2019160124A1 (en) * | 2018-02-15 | 2019-08-22 | Sumitomo Chemical Company, Limited | Inorganic oxide |
CN108640151B (zh) * | 2018-06-11 | 2020-07-14 | 东南大学 | 含铝氧化锆空心微球及其制备方法 |
CN110282643A (zh) * | 2019-07-12 | 2019-09-27 | 昆明冶金研究院 | 一种改性氧化铝材料及其制备方法和应用 |
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 |
TW202134364A (zh) * | 2020-01-31 | 2021-09-16 | 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 |
CN111760567A (zh) * | 2020-06-28 | 2020-10-13 | 江苏国盛新材料有限公司 | 一种具有增强的热稳定性的氧化铈氧化锆氧化铝组合物 |
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 |
CN116102049A (zh) * | 2022-12-28 | 2023-05-12 | 常州市卓群纳米新材料有限公司 | 一种高纯纳米氧化钕的制备方法 |
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IT1271312B (it) * | 1994-12-21 | 1997-05-27 | Enirisorse Spa | Procedimento sol-gel per ottenere sfere,microsfere o rivestimenti di monoliti a forma cellulare,costituiti da ossido di zirconio puro o misto ad altri ossidi,utili come catalizzatori o supporti per catalizzatori |
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JP4483348B2 (ja) * | 2004-03-02 | 2010-06-16 | 株式会社豊田中央研究所 | 触媒 |
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CA2827107C (en) * | 2010-11-16 | 2021-06-22 | Rhodia Operations | Porous inorganic composite oxide |
-
2011
- 2011-07-01 EP EP11005382A patent/EP2540391A1/en not_active Ceased
-
2012
- 2012-06-12 EP EP12729459.3A patent/EP2726199B1/en active Active
- 2012-06-12 WO PCT/EP2012/061110 patent/WO2013004456A1/en active Application Filing
- 2012-06-12 US US14/128,067 patent/US9475035B2/en active Active
- 2012-06-12 RU RU2014103455A patent/RU2631511C2/ru active
- 2012-06-12 KR KR1020137032968A patent/KR102032478B1/ko active IP Right Grant
- 2012-06-12 CN CN201610839364.8A patent/CN106964332A/zh active Pending
- 2012-06-12 JP JP2014517570A patent/JP5938097B2/ja active Active
- 2012-06-12 MX MX2013014367A patent/MX361074B/es active IP Right Grant
- 2012-06-12 CN CN201280032493.6A patent/CN103619468B/zh active Active
- 2012-06-12 CA CA2837432A patent/CA2837432A1/en not_active Abandoned
- 2012-06-12 BR BR112013033834A patent/BR112013033834B1/pt not_active IP Right Cessation
- 2012-06-12 MY MYPI2013702404A patent/MY169499A/en unknown
- 2012-06-14 TW TW101121337A patent/TW201311348A/zh unknown
- 2012-06-22 AR ARP120102237A patent/AR086716A1/es active IP Right Grant
-
2013
- 2013-11-22 ZA ZA2013/08809A patent/ZA201308809B/en unknown
Also Published As
Publication number | Publication date |
---|---|
KR20140033116A (ko) | 2014-03-17 |
EP2540391A1 (en) | 2013-01-02 |
US20140141967A1 (en) | 2014-05-22 |
CN103619468A (zh) | 2014-03-05 |
WO2013004456A1 (en) | 2013-01-10 |
CN106964332A (zh) | 2017-07-21 |
JP5938097B2 (ja) | 2016-06-22 |
US9475035B2 (en) | 2016-10-25 |
MX2013014367A (es) | 2014-02-11 |
BR112013033834B1 (pt) | 2019-12-17 |
MY169499A (en) | 2019-04-15 |
EP2726199A1 (en) | 2014-05-07 |
CA2837432A1 (en) | 2013-01-10 |
CN103619468B (zh) | 2016-09-07 |
AR086716A1 (es) | 2014-01-15 |
MX361074B (es) | 2018-11-27 |
TW201311348A (zh) | 2013-03-16 |
KR102032478B1 (ko) | 2019-11-08 |
RU2631511C2 (ru) | 2017-09-25 |
JP2014520741A (ja) | 2014-08-25 |
RU2014103455A (ru) | 2015-08-10 |
ZA201308809B (en) | 2015-08-26 |
EP2726199B1 (en) | 2020-09-30 |
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