DE60211260D1 - Mischoxid, Verfahren zu seiner Herstellung und Abgas Reduktions-CO-Katalysator - Google Patents
Mischoxid, Verfahren zu seiner Herstellung und Abgas Reduktions-CO-KatalysatorInfo
- Publication number
- DE60211260D1 DE60211260D1 DE60211260T DE60211260T DE60211260D1 DE 60211260 D1 DE60211260 D1 DE 60211260D1 DE 60211260 T DE60211260 T DE 60211260T DE 60211260 T DE60211260 T DE 60211260T DE 60211260 D1 DE60211260 D1 DE 60211260D1
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- preparation
- exhaust gas
- mixed oxide
- gas reduction
- Prior art date
- Legal status (The legal status 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 status listed.)
- Revoked
Links
- 239000003426 co-catalyst Substances 0.000 title 1
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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/63—Platinum group metals with rare earths or actinides
-
- 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
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/10—Noble metals or compounds thereof
- B01D2255/102—Platinum group metals
- B01D2255/1021—Platinum
-
- 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
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20715—Zirconium
-
- 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
- B01D2255/908—O2-storage component incorporated in the 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
- B01J21/06—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
- 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
- B01J35/60—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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
- F01N2570/16—Oxygen
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001261260 | 2001-08-30 | ||
JP2001261260A JP4352300B2 (ja) | 2001-08-30 | 2001-08-30 | 複合酸化物とその製造方法及び排ガス浄化用助触媒 |
JP2002074719 | 2002-03-18 | ||
JP2002074719A JP3855262B2 (ja) | 2002-03-18 | 2002-03-18 | 排ガス浄化用触媒 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60211260D1 true DE60211260D1 (de) | 2006-06-14 |
DE60211260T2 DE60211260T2 (de) | 2007-05-24 |
Family
ID=26621281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60211260T Revoked DE60211260T2 (de) | 2001-08-30 | 2002-08-22 | Mischoxid, Verfahren zu seiner Herstellung und Abgas Reduktions-CO-Katalysator |
Country Status (3)
Country | Link |
---|---|
US (1) | US7247597B2 (de) |
EP (1) | EP1287876B1 (de) |
DE (1) | DE60211260T2 (de) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7202194B2 (en) * | 2003-03-17 | 2007-04-10 | Umicore Ag & Co. Kg | Oxygen storage material, process for its preparation and its application in a catalyst |
EP1464622A1 (de) * | 2003-03-17 | 2004-10-06 | Umicore AG & Co. KG | Sauerstoffspeichermaterial enthaltend Cerium Oxide und mindestens ein anderes Metalloxid , Verfahren zu dessen Herstellung , und Verwendung desselben als Katalysator |
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 |
US7468465B2 (en) * | 2005-05-31 | 2008-12-23 | Exxonmobil Chemical Patents Inc. | Method of making mixed metal oxide containing sulfur |
JP4789794B2 (ja) * | 2005-12-28 | 2011-10-12 | 第一稀元素化学工業株式会社 | セリウム・ジルコニウム複合酸化物及びその製造方法 |
CN100398199C (zh) * | 2006-05-18 | 2008-07-02 | 浙江大学 | 一种耐高温Ce-Zr复合氧化铝材料的制备方法 |
EP2127744B1 (de) * | 2007-02-01 | 2018-07-18 | Daiichi Kigenso Kagaku Kogyo Co., Ltd. | Abgasreinigungsgerät beihnaltend ein katalysatorsystem und abgasreinigungsverfahren |
WO2010001765A1 (ja) * | 2008-07-04 | 2010-01-07 | 日産自動車株式会社 | 排気ガス浄化用触媒 |
JP5526502B2 (ja) * | 2008-07-16 | 2014-06-18 | 日産自動車株式会社 | 排気ガス浄化用触媒及びその製造方法 |
FR2939695B1 (fr) * | 2008-12-17 | 2011-12-30 | Saint Gobain Ct Recherches | Structure de purification incorporant un systeme de catalyse supporte par une zircone a l'etat reduit. |
DE102009006403A1 (de) | 2009-01-28 | 2010-08-05 | Süd-Chemie AG | Vanadiumfreier Diesel-Oxidationskatalysator und Verfahren zu dessen Herstellung |
US8530372B2 (en) * | 2009-07-22 | 2013-09-10 | Basf Corporation | Oxygen storage catalyst with decreased ceria reduction temperature |
JP5547539B2 (ja) | 2010-04-13 | 2014-07-16 | 株式会社豊田中央研究所 | セリア−ジルコニア系複合酸化物及びその製造方法、並びにそのセリア−ジルコニア系複合酸化物を用いた排ガス浄化用触媒 |
JP5567923B2 (ja) * | 2010-07-23 | 2014-08-06 | トヨタ自動車株式会社 | 排ガス浄化用触媒 |
JP5973457B2 (ja) | 2010-11-16 | 2016-08-23 | ロディア オペレーションズRhodia Operations | アルミナ触媒担体 |
JP5287884B2 (ja) * | 2011-01-27 | 2013-09-11 | トヨタ自動車株式会社 | 排ガス浄化用触媒 |
JP5720950B2 (ja) | 2011-12-22 | 2015-05-20 | トヨタ自動車株式会社 | 排ガス浄化装置 |
JP5942894B2 (ja) | 2013-02-21 | 2016-06-29 | マツダ株式会社 | 排気ガス浄化用触媒の製造方法 |
JP5942893B2 (ja) | 2013-02-21 | 2016-06-29 | マツダ株式会社 | 排気ガス浄化用触媒の製造方法 |
JP5763711B2 (ja) | 2013-06-13 | 2015-08-12 | 株式会社豊田中央研究所 | セリア−ジルコニア系複合酸化物及びその製造方法、並びにそのセリア−ジルコニア系複合酸化物を用いた排ガス浄化用触媒 |
JP5883425B2 (ja) | 2013-10-04 | 2016-03-15 | 株式会社豊田中央研究所 | セリア−ジルコニア系複合酸化物及びその製造方法、並びにそのセリア−ジルコニア系複合酸化物を用いた排ガス浄化用触媒 |
JP6034356B2 (ja) * | 2014-12-12 | 2016-11-30 | トヨタ自動車株式会社 | 排ガス浄化触媒 |
JP6319278B2 (ja) | 2015-11-27 | 2018-05-09 | トヨタ自動車株式会社 | 酸素吸蔵材料の製造方法 |
US10058846B2 (en) * | 2016-09-05 | 2018-08-28 | Toyota Jidosha Kabushiki Kaisha | Catalyst for purifying exhaust gas |
JP6701581B2 (ja) * | 2017-03-02 | 2020-05-27 | 株式会社豊田中央研究所 | 酸素吸放出材 |
US10618042B1 (en) * | 2017-05-31 | 2020-04-14 | University Of South Florida | Mixed metal oxide extrudate catalyst |
CN107513174A (zh) * | 2017-09-07 | 2017-12-26 | 江南大学 | 一种纤维素/纳米氧化铈复合膜的制备方法 |
CN111405941B (zh) * | 2017-12-28 | 2022-09-27 | 优美科触媒日本有限公司 | 制氢用催化剂及使用其的废气净化用催化剂 |
CN110385120B (zh) * | 2019-06-19 | 2022-07-05 | 山东国瓷功能材料股份有限公司 | 一种铈锆复合氧化物及其制备方法 |
CN111089763A (zh) * | 2019-11-28 | 2020-05-01 | 中国汽车技术研究中心有限公司 | 一种用于obd验证试验的临界汽车尾气催化剂制备方法 |
JP2022029851A (ja) * | 2020-08-05 | 2022-02-18 | トヨタ自動車株式会社 | モノリス基材、モノリス基材の製造方法、及びモノリス基材を用いた排ガス浄化触媒 |
US11618008B2 (en) * | 2020-10-05 | 2023-04-04 | Ford Global Technologies, Llc | Precious group metal on pyrochlore-phase ceria zirconia with superior oxygen storage capacity and TWC performance |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
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WO1990014888A1 (en) * | 1989-06-09 | 1990-12-13 | N.E. Chemcat Corporation | Exhaust gas purifying catalyst excellent in thermal resistance and method of production thereof |
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. |
US5582785A (en) * | 1993-06-21 | 1996-12-10 | Santoku Metal Industry Co., Ltd. | Method for preparing composite oxide having oxygen absorbing and desorbing capability |
FR2720296B1 (fr) | 1994-05-27 | 1996-07-12 | Rhone Poulenc Chimie | Composés à base d'alumine, d'oxyde de cérium et d'oxyde de zirconium à réductibilité élevée, leur procédé de préparation et leur utilisation dans la préparation de catalyseurs. |
JPH08215569A (ja) | 1995-02-10 | 1996-08-27 | Toyota Motor Corp | 排気ガス浄化用触媒及び排気ガス浄化用触媒を備えた排気ガス浄化装置 |
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 |
JPH09175822A (ja) | 1995-12-26 | 1997-07-08 | Daihatsu Motor Co Ltd | 耐熱性酸化物 |
US5837642A (en) * | 1995-12-26 | 1998-11-17 | Daihatsu Motor Co., Ltd. | Heat-resistant oxide |
JP2840054B2 (ja) | 1995-12-26 | 1998-12-24 | ダイハツ工業株式会社 | 耐熱性酸化物 |
US6040265A (en) * | 1996-02-21 | 2000-03-21 | Asec Manufacturing General Partnership | Methods of making highly dispersed substantially uniform cerium and zirconium mixed-metal-oxide composite supports for exhaust conversion catalysts |
JP4094689B2 (ja) | 1996-04-05 | 2008-06-04 | 阿南化成株式会社 | 酸素吸収放出能を有する複合酸化物の製造法 |
DE69728341T2 (de) * | 1996-10-07 | 2004-12-30 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Verbundoxid, Verbundoxidträger und Katalysator |
US5747401A (en) * | 1996-10-15 | 1998-05-05 | Rhone-Poulenc Inc. | Cerium and zirconium oxides, mixed oxides and solid solutions having improved thermal stability |
JPH11165067A (ja) | 1997-12-03 | 1999-06-22 | Kinya Adachi | 排ガス浄化用助触媒のためのセリア−ジルコニア複合酸化物の製造方法 |
US6335305B1 (en) * | 1999-01-18 | 2002-01-01 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Catalyst for purifying exhaust gas |
EP1040870A3 (de) | 1999-03-29 | 2002-02-06 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Unter normaler Temperatur funktionierenden Edelmetall-enthaltender Katalysator und Verfahren zur Beseitigung von flüchtigen Schadstoffen |
JP2001104782A (ja) | 1999-10-12 | 2001-04-17 | Toyota Motor Corp | 排ガス浄化用触媒の製造方法 |
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 |
DE50014200D1 (de) | 2000-08-19 | 2007-05-10 | Omg Ag & Co Kg | Sauerstoff speicherndes Material auf der Basis von Ceroxid, Verfahren zu seiner Herstellung und Verwendung in der Abgasreinigung von Verbrennungsmotoren |
US6492297B1 (en) * | 2000-09-15 | 2002-12-10 | Engelhard Corporation | Catalyst composition for purifying exhaust gas |
JP4006976B2 (ja) * | 2000-11-15 | 2007-11-14 | 株式会社豊田中央研究所 | 複合酸化物粉末とその製造方法及び触媒 |
JP4032652B2 (ja) * | 2001-02-23 | 2008-01-16 | 株式会社豊田中央研究所 | 複合酸化物粉末及びその製造方法 |
US6528451B2 (en) * | 2001-03-13 | 2003-03-04 | W.R. Grace & Co.-Conn. | Catalyst support material having high oxygen storage capacity and method of preparation thereof |
US7604789B2 (en) * | 2003-05-21 | 2009-10-20 | Toyota Jidosha Kabushiki Kaisha | Porous composite oxide and production method thereof |
JP2005170774A (ja) * | 2003-12-15 | 2005-06-30 | Tosoh Corp | 複合酸化物及びその製造方法並びに排ガス浄化用触媒 |
-
2002
- 2002-08-22 US US10/225,186 patent/US7247597B2/en not_active Expired - Lifetime
- 2002-08-22 EP EP02018807A patent/EP1287876B1/de not_active Revoked
- 2002-08-22 DE DE60211260T patent/DE60211260T2/de not_active Revoked
Also Published As
Publication number | Publication date |
---|---|
US7247597B2 (en) | 2007-07-24 |
US20030050189A1 (en) | 2003-03-13 |
EP1287876B1 (de) | 2006-05-10 |
EP1287876A2 (de) | 2003-03-05 |
EP1287876A3 (de) | 2003-09-17 |
DE60211260T2 (de) | 2007-05-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8331 | Complete revocation |