DK2059339T3 - Sammensætning med høj reduktionsevne på basis af et nanometrisk ceriumoxid på en bærer, fremgangsmåde til fremstilling og anvendelse som katalysator - Google Patents

Sammensætning med høj reduktionsevne på basis af et nanometrisk ceriumoxid på en bærer, fremgangsmåde til fremstilling og anvendelse som katalysator Download PDF

Info

Publication number
DK2059339T3
DK2059339T3 DK07819969.2T DK07819969T DK2059339T3 DK 2059339 T3 DK2059339 T3 DK 2059339T3 DK 07819969 T DK07819969 T DK 07819969T DK 2059339 T3 DK2059339 T3 DK 2059339T3
Authority
DK
Denmark
Prior art keywords
catalyst
manufacture
carrier
cerium oxide
composition based
Prior art date
Application number
DK07819969.2T
Other languages
English (en)
Inventor
Franck Fajardie
Stephan Verdier
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=37808114&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK2059339(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rhodia Operations filed Critical Rhodia Operations
Application granted granted Critical
Publication of DK2059339T3 publication Critical patent/DK2059339T3/da

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
    • B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
    • 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
    • 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
    • B01J21/02—Boron or aluminium; 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04—Alumina
    • 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
    • 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
    • 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
    • B01J21/08—Silica
    • 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
    • B01J21/16—Clays or other mineral silicates
    • 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
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten
    • B01J23/30—Tungsten
    • 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
    • B01J35/20—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state
    • B01J35/23—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state in a colloidal state
    • 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
    • B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • 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
    • 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
    • B01J37/0027—Powdering
    • B01J37/0036—Grinding
    • 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
    • B01J37/0211—Impregnation using a colloidal suspension
    • 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
    • B01J37/0215—Coating
    • 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
    • B01J37/0215—Coating
    • B01J37/0232—Coating by pulverisation
    • 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
    • B01J37/04—Mixing
    • 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
    • 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
    • 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
    • B01D2255/9202—Linear dimensions
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
DK07819969.2T 2006-08-31 2007-08-28 Sammensætning med høj reduktionsevne på basis af et nanometrisk ceriumoxid på en bærer, fremgangsmåde til fremstilling og anvendelse som katalysator DK2059339T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0607658A FR2905371B1 (fr) 2006-08-31 2006-08-31 Composition a reductibilite elevee a base d'un oxyde de cerium nanometrique sur un support, procede de preparation et utilisation comme catalyseur
PCT/EP2007/058901 WO2008025753A2 (fr) 2006-08-31 2007-08-28 Composition a reductibilite elevee a base d'un oxyde de cerium nanometrique sur un support, procede de preparation et utilisation comme catalyseur

Publications (1)

Publication Number Publication Date
DK2059339T3 true DK2059339T3 (da) 2022-03-07

Family

ID=37808114

Family Applications (1)

Application Number Title Priority Date Filing Date
DK07819969.2T DK2059339T3 (da) 2006-08-31 2007-08-28 Sammensætning med høj reduktionsevne på basis af et nanometrisk ceriumoxid på en bærer, fremgangsmåde til fremstilling og anvendelse som katalysator

Country Status (11)

Country Link
US (2) US20100111789A1 (da)
EP (1) EP2059339B1 (da)
JP (1) JP5541920B2 (da)
KR (1) KR101130908B1 (da)
CN (1) CN101516501B (da)
CA (1) CA2660002C (da)
DK (1) DK2059339T3 (da)
FR (1) FR2905371B1 (da)
PL (1) PL2059339T3 (da)
RU (1) RU2411995C2 (da)
WO (1) WO2008025753A2 (da)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US8883865B2 (en) 2006-09-05 2014-11-11 Cerion Technology, Inc. Cerium-containing nanoparticles
US10435639B2 (en) 2006-09-05 2019-10-08 Cerion, Llc Fuel additive containing lattice engineered cerium dioxide nanoparticles
WO2008030805A1 (en) 2006-09-05 2008-03-13 Cerion Technology, Inc. Cerium dioxide nanoparticle-containing fuel additive
FR2928094B1 (fr) * 2008-03-03 2014-07-11 Rhodia Operations Composition a base d'un oxyde de zirconium, d'un oxyde de titane ou d'un oxyde mixte de zirconium et de titane sur un support en silice, procedes de preparation et utilisation comme catalyseur
FR2928364B1 (fr) * 2008-03-05 2011-10-14 Rhodia Operations Composition a base d'un oxyde de zirconium,d'un oxyde de titane ou d'un oxyde mixte de zirconium et de titane sur un support en alumine,procedes de preparation et utilisation comme catalyseur
US20110076202A1 (en) * 2008-05-29 2011-03-31 Mitsui Mining & Smelting Co., Ltd Particulate combustion catalyst, particulate filter and exhaust gas purifying apparatus
JP5445465B2 (ja) 2008-11-21 2014-03-19 日産自動車株式会社 粒子状物質浄化材料、粒子状物質浄化材料を用いた粒子状物質浄化用フィルタ触媒及び粒子状物質浄化用フィルタ触媒の再生方法
KR101605465B1 (ko) * 2008-12-17 2016-03-22 세리온, 엘엘씨 격자 엔지니어링된 이산화세륨 나노입자를 포함하는 연료 첨가제
FR2948748B1 (fr) * 2009-07-31 2011-07-22 Rhodia Operations Procede d'oxydo-reduction en boucle utilisant comme masse oxydo-reductrice une composition a base d'oxyde supporte de cerium ou de cerium, de zirconium et/ou de terre rare
US8921255B2 (en) 2009-11-25 2014-12-30 Anan Kasei Co., Ltd. Complex oxide, method for producing same and exhaust gas purifying catalyst
EP2505263B1 (en) 2009-11-25 2020-02-12 Solvay Special Chem Japan, Ltd. Complex oxide, method for producing same and exhaust gas purifying catalyst
KR101922828B1 (ko) 2010-02-01 2018-11-27 존슨 맛쎄이 퍼블릭 리미티드 컴파니 압출된 ｓｃｒ 필터
US8617502B2 (en) * 2011-02-07 2013-12-31 Cristal Usa Inc. Ce containing, V-free mobile denox catalyst
JP5320426B2 (ja) 2011-04-04 2013-10-23 トヨタ自動車株式会社 排ガス浄化触媒および排ガス浄化装置
DE102011107702A1 (de) * 2011-07-14 2013-01-17 Sasol Germany Gmbh Verfahren zur Herstellung von Kompositen aus Aluminiumoxid und Cer-/Zirkonium-Mischoxiden
US8980187B2 (en) * 2011-11-29 2015-03-17 Deere & Company Diesel particulate filters having a washcoat that improves filter performance
JP2013129554A (ja) * 2011-12-21 2013-07-04 Rhodia Operations 複合酸化物、その製造法及び排ガス浄化用触媒
JP2013129553A (ja) * 2011-12-21 2013-07-04 Rhodia Operations 複合酸化物、その製造法及び排ガス浄化用触媒
JP5642107B2 (ja) * 2012-03-30 2014-12-17 本田技研工業株式会社 鞍乗型車両用排気ガス浄化装置及びそれに用いるパラジウム単層触媒
FR2991713A1 (fr) * 2012-06-11 2013-12-13 Air Liquide Dispositif d'epuration des gaz d'echappement d'un moteur thermique comprenant un support ceramique fractionne a l'echelle nanometrique
GB2519846B (en) 2013-08-28 2018-01-24 Johnson Matthey Plc Method of oxidizing excess CO in an exhaust gas
KR20160102197A (ko) 2013-12-23 2016-08-29 로디아 오퍼레이션스 무기 산화물 물질
TW201822886A (zh) * 2014-06-24 2018-07-01 法商羅地亞經營管理公司 金屬摻雜氧化鈰組合物
JP6222038B2 (ja) * 2014-10-24 2017-11-01 トヨタ自動車株式会社 排ガス浄化用触媒用α−アルミナ担体の製造方法
JP2018521848A (ja) * 2015-07-13 2018-08-09 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ ４〜２０個の炭素を有するオレフィン含有炭化水素系混合物からオレインを異性化するための触媒、及び方法
JP6597101B2 (ja) * 2015-09-16 2019-10-30 三菱自動車工業株式会社 排気浄化制御装置
KR20170044522A (ko) * 2015-10-15 2017-04-25 삼성전자주식회사 화학적 기계적 연마용 슬러리 조성물, 그의 제조 방법, 그를 이용한 연마 방법
JP6497351B2 (ja) * 2016-04-15 2019-04-10 トヨタ自動車株式会社 排ガス浄化用触媒の製造方法
JP6560155B2 (ja) * 2016-04-20 2019-08-14 信越化学工業株式会社 合成石英ガラス基板用研磨剤及び合成石英ガラス基板の研磨方法
CN109475816B (zh) * 2016-06-10 2022-05-03 庄信万丰股份有限公司 NOx吸附剂催化剂
CN107792873B (zh) * 2016-08-31 2019-06-25 张家港格林台科环保设备有限公司 一种砷污染指示材料及其砷检测应用
JP6694653B2 (ja) * 2017-04-10 2020-05-20 信越化学工業株式会社 合成石英ガラス基板用研磨剤及びその製造方法並びに合成石英ガラス基板の研磨方法
US11161751B2 (en) 2017-11-15 2021-11-02 Saint-Gobain Ceramics & Plastics, Inc. Composition for conducting material removal operations and method for forming same
US10702849B2 (en) * 2018-06-14 2020-07-07 Pacific Industrial Development Corporation Nano-rare earth oxide doped support for trapping of NOx and/or SOx
CN109621839A (zh) * 2018-12-22 2019-04-16 新疆阜丰生物科技有限公司 一种生产肥料以及处理尾气的方法
CA3152254A1 (en) * 2019-10-01 2021-04-08 Virginie Harle Suspension of nanoparticles of a mixed oxide
CN114149021B (zh) * 2021-12-09 2024-02-06 柯子星 一种东方美人茶叶提取物制备纳米铈的方法及应用
US20230381746A1 (en) * 2022-05-27 2023-11-30 Johnson Matthey Public Limited Company Method for manufacturing gasoline particulate filter

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2556236B1 (fr) * 1983-12-09 1988-04-01 Pro Catalyse Procede de fabrication d'un catalyseur pour le traitement des gaz d'echappement
FR2583735B1 (fr) * 1985-06-20 1990-11-23 Rhone Poulenc Spec Chim Nouvelles dispersions colloidales d'un compose de cerium iv en milieu aqueux et leur procede d'obtention.
FR2596382B1 (fr) * 1986-03-26 1988-05-27 Rhone Poulenc Chimie Dispersions aqueuses colloidales d'un compose de cerium iv et leur procede d'obtention
JPH0338250A (ja) * 1989-07-06 1991-02-19 Mazda Motor Corp 排気ガス浄化用触媒
US5064803A (en) 1990-08-31 1991-11-12 Allied-Signal Inc. Preparation of three-way catalysts with highly dispersed ceria
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.
FR2724331B1 (fr) * 1994-09-12 1996-12-13 Rhone Poulenc Chimie Dispersions colloidales d'un compose de cerium a ph eleve et leurs procedes de preparation
EP0715879A1 (en) * 1994-12-09 1996-06-12 Kabushiki Kaisha Toyota Chuo Kenkyusho Catalyst for purifying exhaust gases and process for producing the same
DE60033328T2 (de) 1999-03-05 2007-11-22 Daiichi Kigenso Kagaku Kogyo Co. Ltd. Mischoxid auf Basis von Cerium und Zirkonium, Verfahren zu dessen Herstellung; das Mischoxid enthaltender Katalysator und Anwendung des Katalysators zur Abgasreinigung
EP1046423B8 (en) * 1999-04-23 2007-11-21 Umicore AG & Co. KG Layered noble metal-containing exhaust gas catalyst and its preparation
US6294140B1 (en) * 1999-04-23 2001-09-25 Degussa Ag Layered noble metal-containing exhaust gas catalyst and its preparation
FR2801298B1 (fr) * 1999-11-19 2002-05-03 Rhodia Terres Rares Dispersion colloidale d'un compose de cerium et contenant du cerium iii, procede de preparation et utilisation
FR2809637B1 (fr) * 2000-06-05 2003-01-24 Rhodia Terres Rares Dispersion colloidale d'un compose de cerium ou d'un compose de cerium et d'au moins un autre element choisi parmi les terres rares et des metaux de transition et comprenant un acide amine
JP3858625B2 (ja) * 2000-07-27 2006-12-20 株式会社豊田中央研究所 複合酸化物とその製造方法及び排ガス浄化用触媒とその製造方法
GB0022786D0 (en) * 2000-09-16 2000-11-01 Johnson Matthey Plc NOx-Trap composition
US6914026B2 (en) * 2001-09-07 2005-07-05 Engelhard Corporation Hydrothermally stable metal promoted zeolite beta for NOx reduction
FR2852591B1 (fr) * 2003-03-18 2006-06-16 Rhodia Elect & Catalysis 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
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
GB0317852D0 (en) * 2003-07-30 2003-09-03 Oxonica Ltd Cerium oxide nanoparticles as fuel supplements
FR2859470B1 (fr) * 2003-09-04 2006-02-17 Rhodia Elect & Catalysis Composition a base d'oxyde de cerium et d'oxyde de zirconium a reductibilite et surface elevees, procede de preparation et utilisation comme catalyseur
JP2005111336A (ja) * 2003-10-06 2005-04-28 Nissan Motor Co Ltd 耐熱性触媒およびその製造方法
JP4165419B2 (ja) * 2004-03-09 2008-10-15 トヨタ自動車株式会社 金属酸化物粒子及び排ガス浄化触媒の製造方法
JP4830293B2 (ja) 2004-12-14 2011-12-07 株式会社豊田中央研究所 複合酸化物とその製造方法及び排ガス浄化用触媒
WO2006119550A1 (en) * 2005-05-12 2006-11-16 Very Small Particle Company Pty Ltd Method for making a material
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
US20080120970A1 (en) * 2006-11-29 2008-05-29 Marcus Hilgendorff NOx Storage Materials and Traps Resistant to Thermal Aging

Also Published As

Publication number Publication date
PL2059339T3 (pl) 2022-05-09
RU2009111589A (ru) 2010-10-10
WO2008025753A3 (fr) 2008-10-30
EP2059339B1 (fr) 2021-11-24
CA2660002A1 (fr) 2008-03-06
JP5541920B2 (ja) 2014-07-09
JP2010501346A (ja) 2010-01-21
KR20090047497A (ko) 2009-05-12
CA2660002C (fr) 2015-06-02
KR101130908B1 (ko) 2012-03-28
RU2411995C2 (ru) 2011-02-20
US20180345252A1 (en) 2018-12-06
US20100111789A1 (en) 2010-05-06
CN101516501B (zh) 2013-09-25
EP2059339A2 (fr) 2009-05-20
WO2008025753A2 (fr) 2008-03-06
CN101516501A (zh) 2009-08-26
US10882025B2 (en) 2021-01-05
FR2905371A1 (fr) 2008-03-07
FR2905371B1 (fr) 2010-11-05

Similar Documents

Publication Publication Date Title
DK2059339T3 (da) Sammensætning med høj reduktionsevne på basis af et nanometrisk ceriumoxid på en bærer, fremgangsmåde til fremstilling og anvendelse som katalysator
DK2435183T3 (da) Anvendelse af et porøst krystallinsk hybrid faststof som katalysator til reduktion af nitrogenoxider og tilhørende anordninger
ZA201001865B (en) Means for sequestration and conversion of cox and nox,conox
EP2078306A4 (en) HIGH TEMPERATURE AND ROTATION BONDING COMPOSITIONS FOR TEMPORARY BONDING OF SLICES USING A SLIDING APPROACH
DK1991354T3 (da) Sammensætning på basis af zirconium-, cerium-, yttrium- og lanthanoxid og et yderligere sjældent jordartsmetals oxid, fremgangsmåde til fremstilling heraf og katalytisk anvendelse heraf
DK2517778T4 (da) Overgangsmetal/aei-zeolit-scr-katalysator
EP2021035A4 (en) CELLULAR MATRIX MICROSPHERES, PREPARATION METHODS AND APPLICATIONS
DK3009403T3 (da) Sammensætning på basis af zirconiumoxid og oxider af cerium, lanthan og andre sjældne jordarter, fremgangsmåde til fremstilling heraf og anvendelse heraf som katalysator
DK2288426T3 (da) Katalytiske sammensætninger på basis af zirconium-, cerium- og yttriumoxid og anvendelse heraf til behandling af udstødningsgasser
BRPI0921896A2 (pt) método para remoção de óxidos de nitrogênio em um gás de combustão, e, catalisador para remoção de óxidos de nitrogênio de um gás de combustão
EP2335823B8 (en) Exhaust gas purification catalyst and exhaust gas purification method using same
WO2010068474A3 (en) Oral care compositions with fused silica
EP1904227A4 (en) CATALYST WITH SELECTIVE CATALYTIC REDUCTION FOR THE REMOVAL OF NITROGEN OXIDES
DK1794264T3 (da) Sammensætning af hydrokrakningskatalysator
BRPI1015531A2 (pt) composição de catalisador com base em vanadato de metal de transição ou vanadato misturado de metal de transição/terras raras para a redução catalítica seletiva de gases de descarga
DK2295417T3 (da) Nye mellemprodukter, som kan anvendes til fremstilling af alpha-(n-sulfonamid)acetamidforbindelse
EP1890805A4 (en) CATALYST FOR CO-OXIDATION, VOC COMBUSTION AND NOX REDUCTION, AND METHOD FOR ITS PREPARATION AND USE
BR112013016372A2 (pt) zeólita tipo chabazita, catalisador de redução de óxido de nitrogênio, e, método de reduzir e remover óxidos de nitrogênio
ZA201306486B (en) Method for treating a gas containing nitrogen oxides (nox),using a composition comprising zirconium,cerium and niobium as a catalyst
BRPI0917370A2 (pt) anticorpos anti-il-13 manipulados, composições, métodos e usos.
BRPI0912247A2 (pt) processo para a redução de óxido de nitrogênio em gases de escape, contendo hidrocarbonetos, mediante emprego de um catalisador scr na base de um crivo molecular.
EP2167230A4 (en) CO-CATALYSTS FOR HYBRID CATALYSTS, HYBRID CATALYSTS COMPRISING SAME, SINGLE-COMPONENT CATALYSTS, PROCESSES FOR THEIR MANUFACTURE AND USES THEREOF
DK2100664T3 (da) Katalysator til rensning af udstødningsgas
DK1970545T3 (da) Fremgangsmåde til denitrering af udstødningsgas
EP2237883A4 (en) PREPARATION OF A CATALYST OF THE TYPE ZEOLITHWABEN FOR THE REDUCTION OF STICKOXIDE