PL1603667T3 - Kompozycja na bazie tlenku cyrkonu i tlenku ceru o zmniejszonej maksymalnej temperaturze redukcyjności, sposób jej wytwarzania i jej zastosowanie jako katalizatora - Google Patents
Kompozycja na bazie tlenku cyrkonu i tlenku ceru o zmniejszonej maksymalnej temperaturze redukcyjności, sposób jej wytwarzania i jej zastosowanie jako katalizatoraInfo
- Publication number
- PL1603667T3 PL1603667T3 PL04721217T PL04721217T PL1603667T3 PL 1603667 T3 PL1603667 T3 PL 1603667T3 PL 04721217 T PL04721217 T PL 04721217T PL 04721217 T PL04721217 T PL 04721217T PL 1603667 T3 PL1603667 T3 PL 1603667T3
- Authority
- PL
- Poland
- Prior art keywords
- catalyst
- preparation
- composition based
- reduction temperature
- maximum reduction
- Prior art date
Links
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
- 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
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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
-
- 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
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- 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
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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
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
-
- 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
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
-
- 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
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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
- B01J37/03—Precipitation; Co-precipitation
- B01J37/031—Precipitation
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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
- B01J37/036—Precipitation; Co-precipitation to form a gel or a cogel
-
- 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
-
- 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 zirconium, with or without oxygen or hydrogen, and containing two or more other elements
-
- 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
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
-
- 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
- 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
- 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
- C01P2006/80—Compositional purity
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Dispersion Chemistry (AREA)
- Catalysts (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Exhaust Gas After Treatment (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0303289A FR2852591B1 (fr) | 2003-03-18 | 2003-03-18 | Composition a base d'oxyde de zirconium et d'oxyde de cerium a temperature maximale de reductibilite reduite, son procede de preparation et son utilisation comme catalyseur |
| PCT/FR2004/000647 WO2004085806A2 (fr) | 2003-03-18 | 2004-03-17 | Composition a base d'oxyde de zirconium et d'oxyde de cerium a temperature maximale de reductibilite reduite, son procede de preparation et son utilisation comme catalyseur |
| EP04721217.0A EP1603667B1 (fr) | 2003-03-18 | 2004-03-17 | Composition a base d oxyde de zirconium et d oxyde de c erium a temperature maximale de reductibilite reduite, son procede de preparation et son utilisation comme catalyseur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL1603667T3 true PL1603667T3 (pl) | 2017-10-31 |
Family
ID=32922247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL04721217T PL1603667T3 (pl) | 2003-03-18 | 2004-03-17 | Kompozycja na bazie tlenku cyrkonu i tlenku ceru o zmniejszonej maksymalnej temperaturze redukcyjności, sposób jej wytwarzania i jej zastosowanie jako katalizatora |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US7767617B2 (pl) |
| EP (1) | EP1603667B1 (pl) |
| JP (1) | JP4579162B2 (pl) |
| KR (1) | KR100814304B1 (pl) |
| CN (2) | CN100506371C (pl) |
| CA (1) | CA2519188C (pl) |
| FR (1) | FR2852591B1 (pl) |
| PL (1) | PL1603667T3 (pl) |
| WO (1) | WO2004085806A2 (pl) |
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0428555D0 (en) * | 2004-12-30 | 2005-02-09 | Magnesium Elektron Ltd | Composite material for automotive catalyst applications and method of manufacturing |
| CN100387522C (zh) * | 2005-07-27 | 2008-05-14 | 浙江师范大学 | 高储氧纳米铈基复合氧化物材料的制备工艺 |
| KR100713297B1 (ko) * | 2005-09-08 | 2007-05-04 | 한화석유화학 주식회사 | 귀금속을 포함하는 금속산화물의 제조방법 |
| 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 |
| EP2024084B1 (fr) | 2006-05-15 | 2019-07-10 | Rhodia Opérations | Composition a base d'oxydes de zirconium, de cerium, de lanthane et d'yttrium, de gadolinium ou de samarium, a surface specifique et reductibilite elevees, et utilisation comme catalyseur |
| JP5344805B2 (ja) * | 2006-06-20 | 2013-11-20 | 第一稀元素化学工業株式会社 | ジルコニア系複合酸化物及びその製造方法 |
| FR2905371B1 (fr) * | 2006-08-31 | 2010-11-05 | Rhodia Recherches & Tech | Composition a reductibilite elevee a base d'un oxyde de cerium nanometrique sur un support, procede de preparation et utilisation comme catalyseur |
| US8796169B2 (en) * | 2007-02-23 | 2014-08-05 | Basf Se | Catalyst for selective methanization of carbon monoxide |
| 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 |
| JP5400431B2 (ja) * | 2009-03-05 | 2014-01-29 | トヨタ自動車株式会社 | 排ガス浄化用触媒及びその製造方法 |
| 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 |
| US8530372B2 (en) * | 2009-07-22 | 2013-09-10 | Basf Corporation | Oxygen storage catalyst with decreased ceria reduction temperature |
| FR2955098B1 (fr) * | 2010-01-11 | 2014-09-05 | Rhodia Operations | Composition a base d'oxydes de zirconium, de cerium et d'une autre terre rare a temperature maximale de reductibilite reduite, procede de preparation et utilisation dans le domaine de la catalyse. |
| 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. |
| EP2634140A4 (en) * | 2010-10-26 | 2016-10-26 | Mitsui Mining & Smelting Co | METHOD AND DEVICE FOR PREPARING CARBON MONOXIDE |
| FR2972366B1 (fr) | 2011-03-08 | 2016-01-15 | Rhodia Operations | Procede de traitement d'un gaz contenant des oxydes d'azote (nox) utilisant comme catalyseur une composition a base de zirconium, de cerium et de niobium |
| JP5715450B2 (ja) * | 2011-03-09 | 2015-05-07 | テイカ株式会社 | 窒素酸化物選択還元触媒とその製造方法 |
| 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. |
| EP2905260A4 (en) * | 2012-10-08 | 2016-08-24 | Santoku Corp | PROCESS FOR PRODUCING COMPOSITE OXIDE AND COMPOSITE OXIDE CATALYST |
| CN105983403B (zh) * | 2015-02-09 | 2019-01-01 | 有研稀土新材料股份有限公司 | 一种铈锆复合氧化物、其制备方法及催化剂的应用 |
| KR102661054B1 (ko) | 2015-03-05 | 2024-04-25 | 쉘 인터내셔날 리써취 마트샤피지 비.브이. | 메탄 산화 촉매, 이의 제조 방법 및 이의 사용 방법 |
| WO2018041630A1 (en) | 2016-08-31 | 2018-03-08 | Shell Internationale Research Maatschappij B.V. | Methane oxidation catalyst, process to prepare the same and method of using the same |
| BR112019004036B1 (pt) | 2016-08-31 | 2022-11-29 | Shell Internationale Research Maatschappij B.V. | Processo para preparar um catalisador de oxidação de metano e método de oxidação de metano |
| FR3077567A1 (fr) | 2018-02-02 | 2019-08-09 | Rhodia Operations | Procede de preparation d'un oxyde a base de cerium et/ou de zirconium |
| FR3077566A1 (fr) | 2018-02-02 | 2019-08-09 | Rhodia Operations | Procede de preparation d'un oxyde a base de cerium et/ou de zirconium |
| KR102243161B1 (ko) | 2018-03-13 | 2021-04-22 | 주식회사 엘지화학 | 탄화수소의 부분 산화 공정 |
| WO2020004411A1 (ja) * | 2018-06-29 | 2020-01-02 | 堺化学工業株式会社 | セリア-ジルコニア系複合酸化物分散液の製造方法 |
| KR20210107055A (ko) * | 2018-12-28 | 2021-08-31 | 로디아 오퍼레이션스 | 산화세륨 입자 및 이의 생성 방법 |
| US12337300B2 (en) | 2019-03-03 | 2025-06-24 | Rhodia Operations | Mixed oxide with high pore volume |
| AU2020333841B2 (en) | 2019-08-20 | 2023-09-28 | Shell Internationale Research Maatschappij B.V. | A methane oxidation catalyst and a method of making and using thereof |
| US11541373B2 (en) | 2019-11-19 | 2023-01-03 | Toyota Motor Engineering & Manufacturing North America, Inc. | Mixed oxide catalyst for oxygen storage applications and a method for making the catalyst |
| CN115461146B (zh) | 2020-02-14 | 2024-09-13 | 新性能材料(新加坡)私人有限公司 | 使用均三甲苯制备含铈和锆的组合物的方法和由其制备的组合物 |
| WO2021220727A1 (ja) * | 2020-04-28 | 2021-11-04 | ユミコア日本触媒株式会社 | Ce-Zr複合酸化物およびその製造方法ならびにこれを用いた排気ガス浄化用触媒 |
| WO2022128761A1 (en) | 2020-12-17 | 2022-06-23 | Agc Glass Europe | Reduced maximum reducibility temperature zirconium oxide and cerium oxide based composition, method for the production and use thereof as a catalyst |
| PL4347116T3 (pl) | 2021-05-28 | 2025-07-28 | Rhodia Operations | Kompozycja tlenku glinu i tlenku ceru o określonym profilu porowatości |
| 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 (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| FR2701472B1 (fr) * | 1993-02-10 | 1995-05-24 | Rhone Poulenc Chimie | Procédé de préparation de compositions à base d'oxydes mixtes de zirconium et de cérium. |
| FR2701471B1 (fr) * | 1993-02-10 | 1995-05-24 | Rhone Poulenc Chimie | Procédé de synthèse de compositions à base d'oxydes mixtes de zirconium et de cérium, compositions ainsi obtenues et utilisations de ces dernières. |
| FR2736343B1 (fr) * | 1995-07-03 | 1997-09-19 | Rhone Poulenc Chimie | Composition a base d'oxyde de zirconium et d'oxyde de cerium, procede de preparation et utilisation |
| US5958827A (en) * | 1995-12-07 | 1999-09-28 | Toyota Jidosha Kabushiki Kaisha | Solid solution particle of oxides, a process for producing the same and a catalyst for purifying exhaust gases |
| JP3341973B2 (ja) * | 1995-12-07 | 2002-11-05 | 株式会社豊田中央研究所 | 酸化物固溶体粒子及びその製造方法 |
| US6248688B1 (en) * | 1996-09-27 | 2001-06-19 | Engelhard Corporation | Catalyst composition containing oxygen storage components |
| JP4053623B2 (ja) * | 1996-12-27 | 2008-02-27 | 阿南化成株式会社 | ジルコニウム−セリウム系複合酸化物及びその製造方法 |
| 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 |
| AU6876098A (en) * | 1997-04-04 | 1998-10-30 | Rhoda Inc | Cerium oxides, zirconium oxides, ce/zr mixed oxides and ce/zr solid solutions having improved thermal stability and oxygen storage capacity |
| KR20010006020A (ko) * | 1997-04-04 | 2001-01-15 | 도나후 존 피. | 개선된 열안정도 및 산소 저장용량을 가지는 산화세륨, 산화지르코늄, 세륨/지르코늄 혼합 산화물 및 세륨/지르코늄 고용체 |
| JP3595874B2 (ja) * | 1999-03-05 | 2004-12-02 | 第一稀元素化学工業株式会社 | ジルコニウム−セリウム系複合酸化物及びその製造方法 |
| FR2793163B1 (fr) * | 1999-05-07 | 2001-08-10 | Ecia Equip Composants Ind Auto | Composition d'epuration avec traitement des nox des gaz d'echappement d'un moteur a combustion interne |
| FR2829129B1 (fr) * | 2001-09-03 | 2004-10-15 | Rhodia Elect & Catalysis | Composition a reductibilite elevee et a base d'oxyde de cerium, d'oxyde de zirconium et d'un oxyde d'une autre terre rare, son procede de preparation et son utilisation comme catalyseur |
| FR2852592B1 (fr) * | 2003-03-18 | 2007-02-23 | Rhodia Elect & Catalysis | Compositions a base d'un oxyde de cerium, d'un oxyde de zirconium et, eventuellement d'un oxyde d'une autre terre rare, a surface specifique elevee a 1100 c, leur procede de preparation et leur utilisation comme catalyseur |
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2003
- 2003-03-18 FR FR0303289A patent/FR2852591B1/fr not_active Expired - Lifetime
-
2004
- 2004-03-17 KR KR1020057016901A patent/KR100814304B1/ko not_active Expired - Fee Related
- 2004-03-17 EP EP04721217.0A patent/EP1603667B1/fr not_active Expired - Lifetime
- 2004-03-17 WO PCT/FR2004/000647 patent/WO2004085806A2/fr not_active Ceased
- 2004-03-17 US US10/549,957 patent/US7767617B2/en active Active
- 2004-03-17 CA CA2519188A patent/CA2519188C/fr not_active Expired - Lifetime
- 2004-03-17 JP JP2005518715A patent/JP4579162B2/ja not_active Expired - Lifetime
- 2004-03-17 CN CNB200480004706XA patent/CN100506371C/zh not_active Expired - Lifetime
- 2004-03-17 CN CN2008102128362A patent/CN101406830B/zh not_active Expired - Lifetime
- 2004-03-17 PL PL04721217T patent/PL1603667T3/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2004085806A3 (fr) | 2005-02-17 |
| US20060178261A1 (en) | 2006-08-10 |
| CN100506371C (zh) | 2009-07-01 |
| JP4579162B2 (ja) | 2010-11-10 |
| KR100814304B1 (ko) | 2008-03-18 |
| FR2852591A1 (fr) | 2004-09-24 |
| WO2004085806A2 (fr) | 2004-10-07 |
| CA2519188C (fr) | 2015-07-21 |
| EP1603667B1 (fr) | 2016-07-13 |
| KR20050106106A (ko) | 2005-11-08 |
| US7767617B2 (en) | 2010-08-03 |
| CN101406830A (zh) | 2009-04-15 |
| CN101406830B (zh) | 2012-05-09 |
| EP1603667A2 (fr) | 2005-12-14 |
| CN1750873A (zh) | 2006-03-22 |
| FR2852591B1 (fr) | 2006-06-16 |
| JP2006513973A (ja) | 2006-04-27 |
| CA2519188A1 (fr) | 2004-10-07 |
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