JP2004181435A5 - - Google Patents
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- Publication number
- JP2004181435A5 JP2004181435A5 JP2002370474A JP2002370474A JP2004181435A5 JP 2004181435 A5 JP2004181435 A5 JP 2004181435A5 JP 2002370474 A JP2002370474 A JP 2002370474A JP 2002370474 A JP2002370474 A JP 2002370474A JP 2004181435 A5 JP2004181435 A5 JP 2004181435A5
- Authority
- JP
- Japan
- Prior art keywords
- composite oxide
- heat
- numerical range
- resistant composite
- perovskite
- 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
- 239000002131 composite material Substances 0.000 description 23
- 239000003054 catalyst Substances 0.000 description 14
- 239000007789 gas Substances 0.000 description 8
- 229910052761 rare earth metal Inorganic materials 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 6
- 239000002243 precursor Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 4
- 229910000510 noble metal Inorganic materials 0.000 description 4
- 229910052684 Cerium Inorganic materials 0.000 description 3
- 150000004703 alkoxides Chemical class 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000013329 compounding Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002370474A JP4263470B2 (ja) | 2002-10-11 | 2002-12-20 | 排ガス浄化用触媒およびその製造方法 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002299554 | 2002-10-11 | ||
| JP2002370474A JP4263470B2 (ja) | 2002-10-11 | 2002-12-20 | 排ガス浄化用触媒およびその製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2004181435A JP2004181435A (ja) | 2004-07-02 |
| JP2004181435A5 true JP2004181435A5 (https=) | 2006-10-19 |
| JP4263470B2 JP4263470B2 (ja) | 2009-05-13 |
Family
ID=32774346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002370474A Expired - Fee Related JP4263470B2 (ja) | 2002-10-11 | 2002-12-20 | 排ガス浄化用触媒およびその製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4263470B2 (https=) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006036558A (ja) * | 2004-07-23 | 2006-02-09 | Dowa Mining Co Ltd | ペロブスカイト型複合酸化物および触媒 |
| JP4848554B2 (ja) * | 2004-07-30 | 2011-12-28 | Ｄｏｗａエレクトロニクス株式会社 | 触媒活性の高い細孔分布をもつペロブスカイト型複合酸化物の製造法 |
| JP4972868B2 (ja) * | 2005-03-17 | 2012-07-11 | 東ソー株式会社 | 表面修飾されたセリア・ジルコニア系水和酸化物、その酸化物及びそれらの製造方法並びに用途 |
| JP4826337B2 (ja) * | 2006-05-23 | 2011-11-30 | マツダ株式会社 | 排気ガス浄化用触媒及び排気ガス浄化方法 |
| JP5190797B2 (ja) * | 2008-11-12 | 2013-04-24 | 日産自動車株式会社 | 複合酸化物触媒、これを用いたディーゼルパティキュレートフィルタ及び複合酸化物触媒の製造方法 |
| US9101914B2 (en) | 2011-03-31 | 2015-08-11 | Nissan Motor Co., Ltd. | Exhaust gas purifying catalyst, exhaust gas purifying monolith catalyst, and method for manufacturing exhaust gas purifying catalyst |
| WO2014038294A1 (ja) * | 2012-09-10 | 2014-03-13 | 日産自動車株式会社 | 排気ガス浄化触媒、排気ガス浄化モノリス触媒及び排気ガス浄化触媒の製造方法 |
| JP7691819B2 (ja) * | 2020-12-17 | 2025-06-12 | 日産自動車株式会社 | 排気ガス浄化触媒 |
-
2002
- 2002-12-20 JP JP2002370474A patent/JP4263470B2/ja not_active Expired - Fee Related
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