JP2005144334A5 - - Google Patents
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- Publication number
- JP2005144334A5 JP2005144334A5 JP2003385707A JP2003385707A JP2005144334A5 JP 2005144334 A5 JP2005144334 A5 JP 2005144334A5 JP 2003385707 A JP2003385707 A JP 2003385707A JP 2003385707 A JP2003385707 A JP 2003385707A JP 2005144334 A5 JP2005144334 A5 JP 2005144334A5
- Authority
- JP
- Japan
- Prior art keywords
- cerium
- oxide
- exhaust gas
- composite oxide
- coating layer
- 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.)
- Granted
Links
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims 20
- 239000003054 catalyst Substances 0.000 claims 14
- 239000002131 composite material Substances 0.000 claims 14
- 239000002245 particle Substances 0.000 claims 11
- 229910052684 Cerium Inorganic materials 0.000 claims 10
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims 10
- 229910052697 platinum Inorganic materials 0.000 claims 10
- 239000011247 coating layer Substances 0.000 claims 6
- 238000000746 purification Methods 0.000 claims 6
- 239000000758 substrate Substances 0.000 claims 6
- 239000000843 powder Substances 0.000 claims 5
- 229910044991 metal oxide Inorganic materials 0.000 claims 4
- 150000004706 metal oxides Chemical class 0.000 claims 4
- 239000002002 slurry Substances 0.000 claims 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims 2
- 239000007864 aqueous solution Substances 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
- 239000011148 porous material Substances 0.000 claims 2
- 229910052703 rhodium Inorganic materials 0.000 claims 2
- 239000010948 rhodium Substances 0.000 claims 2
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims 2
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 150000001340 alkali metals Chemical class 0.000 claims 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims 1
- 150000001342 alkaline earth metals Chemical class 0.000 claims 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 1
- RCFVMJKOEJFGTM-UHFFFAOYSA-N cerium zirconium Chemical compound [Zr].[Ce] RCFVMJKOEJFGTM-UHFFFAOYSA-N 0.000 claims 1
- 239000010410 layer Substances 0.000 claims 1
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003385707A JP5217072B2 (ja) | 2003-11-14 | 2003-11-14 | 排ガス浄化用触媒およびその製法 |
| EP04799755A EP1683574A4 (en) | 2003-11-14 | 2004-11-12 | EXHAUST GAS CLEANING CATALYST AND MANUFACTURING METHOD THEREFOR |
| PCT/JP2004/017210 WO2005046865A1 (ja) | 2003-11-14 | 2004-11-12 | 排ガス浄化用触媒およびその製法 |
| CN200480033619A CN100584453C (zh) | 2003-11-14 | 2004-11-12 | 废气净化催化剂及其生产方法 |
| US11/408,987 US7867943B2 (en) | 2003-11-14 | 2006-04-24 | Exhaust gas purifying catalyst, and method for producing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003385707A JP5217072B2 (ja) | 2003-11-14 | 2003-11-14 | 排ガス浄化用触媒およびその製法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2005144334A JP2005144334A (ja) | 2005-06-09 |
| JP2005144334A5 true JP2005144334A5 (enExample) | 2006-11-24 |
| JP5217072B2 JP5217072B2 (ja) | 2013-06-19 |
Family
ID=34587373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003385707A Expired - Fee Related JP5217072B2 (ja) | 2003-11-14 | 2003-11-14 | 排ガス浄化用触媒およびその製法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7867943B2 (enExample) |
| EP (1) | EP1683574A4 (enExample) |
| JP (1) | JP5217072B2 (enExample) |
| CN (1) | CN100584453C (enExample) |
| WO (1) | WO2005046865A1 (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7389638B2 (en) * | 2005-07-12 | 2008-06-24 | Exxonmobil Research And Engineering Company | Sulfur oxide/nitrogen oxide trap system and method for the protection of nitrogen oxide storage reduction catalyst from sulfur poisoning |
| US8507404B2 (en) * | 2005-07-12 | 2013-08-13 | Exxonmobil Research And Engineering Company | Regenerable sulfur traps for on-board vehicle applications |
| JP4730947B2 (ja) * | 2005-07-22 | 2011-07-20 | 株式会社豊田中央研究所 | 排ガス浄化用触媒の再生方法 |
| JP4930898B2 (ja) * | 2006-03-31 | 2012-05-16 | 株式会社豊田中央研究所 | 排ガス浄化用触媒の製造方法及び排ガス浄化用触媒 |
| JP4881758B2 (ja) * | 2006-04-28 | 2012-02-22 | 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 |
| JP4699331B2 (ja) * | 2006-10-20 | 2011-06-08 | 本田技研工業株式会社 | 内燃機関の排気浄化装置 |
| JP2008114107A (ja) * | 2006-11-01 | 2008-05-22 | Toyota Motor Corp | 自動車排ガス浄化用触媒およびその製造方法 |
| JP5661989B2 (ja) * | 2007-04-20 | 2015-01-28 | 日産自動車株式会社 | 高耐熱性触媒及びその製造方法 |
| JP5018882B2 (ja) * | 2007-06-27 | 2012-09-05 | トヨタ自動車株式会社 | 触媒担体及び排ガス浄化触媒 |
| JP5081672B2 (ja) * | 2008-03-14 | 2012-11-28 | 本田技研工業株式会社 | 排ガス浄化装置 |
| JP5164665B2 (ja) * | 2008-04-09 | 2013-03-21 | 第一稀元素化学工業株式会社 | セリウム−ジルコニウム系複合酸化物及びその製造方法 |
| JP5348135B2 (ja) * | 2008-07-04 | 2013-11-20 | 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 |
| US9358525B2 (en) * | 2008-12-04 | 2016-06-07 | Johnson Matthey Public Limited Company | NOx storage materials for sensor applications |
| WO2012096039A1 (ja) * | 2011-01-13 | 2012-07-19 | エヌ・イー ケムキャット株式会社 | 脱硝触媒組成物、及びそれを用いた脱硝方法 |
| JP7172976B2 (ja) * | 2019-12-16 | 2022-11-16 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
| JP7184743B2 (ja) | 2019-12-26 | 2022-12-06 | トヨタ自動車株式会社 | 排ガス浄化用触媒 |
| JP7248616B2 (ja) | 2020-03-25 | 2023-03-29 | トヨタ自動車株式会社 | 排ガス浄化用触媒 |
Family Cites Families (59)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59199042A (ja) * | 1983-04-28 | 1984-11-12 | Nissan Motor Co Ltd | メタノ−ル改質用触媒 |
| US4904633A (en) * | 1986-12-18 | 1990-02-27 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Catalyst for purifying exhaust gas and method for production thereof |
| US4780447A (en) | 1987-07-10 | 1988-10-25 | W. R. Grace & Co.-Conn. | Catalysts for controlling auto exhaust emissions including hydrocarbon, carbon monoxide, nitrogen oxides and hydrogen sulfide and method of making the catalysts |
| JP2680597B2 (ja) * | 1988-03-14 | 1997-11-19 | マツダ株式会社 | 排気ガス浄化用触媒 |
| JPH0653229B2 (ja) * | 1988-03-24 | 1994-07-20 | トヨタ自動車株式会社 | 排気ガス浄化用触媒 |
| US5015617A (en) | 1988-04-14 | 1991-05-14 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Catalyst for purifying exhaust gas and method for production thereof |
| JP2730750B2 (ja) * | 1989-02-16 | 1998-03-25 | マツダ株式会社 | 排気ガス浄化用触媒およびその製造方法 |
| DE4003939A1 (de) * | 1990-02-09 | 1991-08-14 | Degussa | Katalysator fuer die reinigung der abgase von brennkraftmaschinen |
| JP2848970B2 (ja) * | 1990-12-21 | 1999-01-20 | 日本碍子株式会社 | ハニカムヒーター及び触媒コンバーター |
| JPH0639280A (ja) * | 1992-07-24 | 1994-02-15 | Nissan Motor Co Ltd | アルデヒド浄化用触媒 |
| JP3314897B2 (ja) * | 1994-08-03 | 2002-08-19 | トヨタ自動車株式会社 | 排気ガス浄化用触媒の製造方法 |
| ATE179907T1 (de) * | 1994-11-02 | 1999-05-15 | Anglo American Res Lab Pty Ltd | Katalysator mit zirkonoxid/ceroxid träger |
| US5945369A (en) * | 1994-12-09 | 1999-08-31 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Catalyst for purifying exhaust gases and process for producing the same |
| JP3664182B2 (ja) * | 1994-12-19 | 2005-06-22 | トヨタ自動車株式会社 | 高耐熱性排ガス浄化用触媒とその製造方法 |
| JP3520367B2 (ja) * | 1994-12-22 | 2004-04-19 | 独立行政法人産業技術総合研究所 | 白金ニトロアンミン系錯体の製造方法 |
| 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 |
| US5981427A (en) * | 1996-09-04 | 1999-11-09 | Engelhard Corporation | Catalyst composition |
| US5898014A (en) * | 1996-09-27 | 1999-04-27 | Engelhard Corporation | Catalyst composition containing oxygen storage components |
| US6248688B1 (en) * | 1996-09-27 | 2001-06-19 | Engelhard Corporation | Catalyst composition containing oxygen storage components |
| US6921738B2 (en) * | 1996-12-06 | 2005-07-26 | Engelhard Corporation | Catalytic metal plate |
| 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 |
| DE19714707A1 (de) | 1997-04-09 | 1998-10-15 | Degussa | Sauerstoff speicherndes Material mit hoher Temperaturstabilität sowie Verfahren zu seiner Herstellung |
| JP3861385B2 (ja) * | 1997-06-27 | 2006-12-20 | 株式会社豊田中央研究所 | リーン排ガス浄化用触媒 |
| US6221804B1 (en) * | 1998-01-27 | 2001-04-24 | Mazda Motor Corporation | Catalyst for purifying exhaust gas and manufacturing method thereof |
| EP1095702B1 (en) * | 1998-06-30 | 2005-02-23 | Toyota Jidosha Kabushiki Kaisha | Catalyst for exhaust gas purification, process for producing the same, and method of purifying exhaust gas |
| JP2000167402A (ja) | 1998-12-09 | 2000-06-20 | Daihatsu Motor Co Ltd | 排気ガス浄化用触媒 |
| US6335305B1 (en) * | 1999-01-18 | 2002-01-01 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Catalyst for purifying exhaust gas |
| US20020048542A1 (en) * | 1999-04-02 | 2002-04-25 | Michel Deeba | Catalytic trap and methods of making and using the same |
| US6497848B1 (en) * | 1999-04-02 | 2002-12-24 | Engelhard Corporation | Catalytic trap with potassium component and method of using the same |
| EP1180063A2 (en) * | 1999-04-19 | 2002-02-20 | Engelhard Corporation | Catylyst composition comprising ceria and a platinum group metal |
| 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 |
| US6261989B1 (en) * | 1999-05-19 | 2001-07-17 | Daihatsu Motor Co., Ltd. | Catalytic converter for cleaning exhaust gas |
| DE10024994A1 (de) * | 1999-05-24 | 2001-01-04 | Daihatsu Motor Co Ltd | Katalytischer Umwandler zum Reinigen von Abgasen |
| US6881384B1 (en) * | 1999-08-30 | 2005-04-19 | Daihatsu Motor Co., Ltd. | Catalytic converter for cleaning exhaust gas |
| US6569392B1 (en) * | 2000-02-02 | 2003-05-27 | Ford Global Technologies Llc | Three-way rare earth oxide catalyst |
| JP4590733B2 (ja) * | 2000-02-22 | 2010-12-01 | マツダ株式会社 | 排気ガス浄化用触媒及び該触媒による排気ガス浄化方法 |
| EP1172139B1 (en) * | 2000-07-14 | 2006-10-11 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Catalyst for purifying exhaust gas |
| 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 |
| US6419890B1 (en) * | 2000-08-09 | 2002-07-16 | Engelhard Corporation | SOX tolerant NOX trap catalysts and methods of making and using the same |
| US6864214B2 (en) * | 2000-09-26 | 2005-03-08 | Daihatsu Motor Co., Ltd. | Exhaust gas purifying catalyst |
| EP1199096A1 (en) * | 2000-10-21 | 2002-04-24 | Degussa AG | Catalyst for destruction of CO, VOC, and halogenated organic emissions |
| JP4564645B2 (ja) * | 2000-11-27 | 2010-10-20 | 株式会社キャタラー | 排ガス浄化用触媒 |
| JP3821357B2 (ja) * | 2001-01-17 | 2006-09-13 | 株式会社豊田中央研究所 | 溶融塩型触媒 |
| JP5168527B2 (ja) * | 2001-01-18 | 2013-03-21 | 株式会社豊田中央研究所 | 酸化物粉末とその製造方法 |
| EP1371416B1 (en) * | 2001-02-19 | 2006-12-06 | Toyota Jidosha Kabushiki Kaisha | Exhaust gas clarification catalyst |
| US6777370B2 (en) * | 2001-04-13 | 2004-08-17 | Engelhard Corporation | SOx tolerant NOx trap catalysts and methods of making and using the same |
| JP3845274B2 (ja) * | 2001-06-26 | 2006-11-15 | ダイハツ工業株式会社 | 排ガス浄化用触媒 |
| JP4035654B2 (ja) * | 2001-06-29 | 2008-01-23 | 株式会社デンソー | 触媒粒子およびその製造方法 |
| JP3855266B2 (ja) * | 2001-11-01 | 2006-12-06 | 日産自動車株式会社 | 排気ガス浄化用触媒 |
| EP1332788B1 (en) * | 2002-02-01 | 2014-09-24 | Cataler Corporation | Catalyst for purifying exhaust gases |
| JP4019357B2 (ja) * | 2002-05-02 | 2007-12-12 | 日産自動車株式会社 | 排気ガス浄化用触媒粉末の製造方法及び排気ガス浄化触媒の製造方法 |
| JP3758601B2 (ja) | 2002-05-15 | 2006-03-22 | トヨタ自動車株式会社 | 吸蔵還元型NOx浄化用触媒 |
| JP3872384B2 (ja) * | 2002-06-13 | 2007-01-24 | トヨタ自動車株式会社 | 排ガス浄化フィルタ触媒 |
| WO2004004899A1 (ja) * | 2002-07-09 | 2004-01-15 | Daihatsu Motor Co., Ltd. | 排ガス浄化用触媒の製造方法 |
| US7022646B2 (en) * | 2003-01-31 | 2006-04-04 | Engelhard Corporation | Layered catalyst composite |
| JP4812233B2 (ja) | 2003-02-28 | 2011-11-09 | トヨタ自動車株式会社 | 複合酸化物の製造方法 |
| JP4006645B2 (ja) * | 2003-08-27 | 2007-11-14 | トヨタ自動車株式会社 | 排ガス浄化装置 |
| US7278265B2 (en) * | 2003-09-26 | 2007-10-09 | Siemens Power Generation, Inc. | Catalytic combustors |
-
2003
- 2003-11-14 JP JP2003385707A patent/JP5217072B2/ja not_active Expired - Fee Related
-
2004
- 2004-11-12 WO PCT/JP2004/017210 patent/WO2005046865A1/ja not_active Ceased
- 2004-11-12 EP EP04799755A patent/EP1683574A4/en not_active Withdrawn
- 2004-11-12 CN CN200480033619A patent/CN100584453C/zh not_active Expired - Fee Related
-
2006
- 2006-04-24 US US11/408,987 patent/US7867943B2/en not_active Expired - Fee Related
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