JP2013529134A5 - - Google Patents
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- Publication number
- JP2013529134A5 JP2013529134A5 JP2013513801A JP2013513801A JP2013529134A5 JP 2013529134 A5 JP2013529134 A5 JP 2013529134A5 JP 2013513801 A JP2013513801 A JP 2013513801A JP 2013513801 A JP2013513801 A JP 2013513801A JP 2013529134 A5 JP2013529134 A5 JP 2013529134A5
- Authority
- JP
- Japan
- Prior art keywords
- washcoat layer
- storage catalyst
- oxide storage
- substrate
- metal compound
- 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
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims 36
- 239000003054 catalyst Substances 0.000 claims 22
- 238000000034 method Methods 0.000 claims 22
- 239000002245 particle Substances 0.000 claims 19
- 239000000758 substrate Substances 0.000 claims 18
- 229910044991 metal oxide Inorganic materials 0.000 claims 13
- 150000004706 metal oxides Chemical class 0.000 claims 13
- 230000018537 nitric oxide storage Effects 0.000 claims 9
- 239000002002 slurry Substances 0.000 claims 9
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims 7
- 239000000203 mixture Substances 0.000 claims 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 6
- 150000002736 metal compounds Chemical group 0.000 claims 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 5
- 239000011248 coating agent Substances 0.000 claims 4
- 238000000576 coating method Methods 0.000 claims 4
- 238000001035 drying Methods 0.000 claims 4
- 239000007789 gas Substances 0.000 claims 4
- 238000000227 grinding Methods 0.000 claims 4
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims 4
- 239000002585 base Substances 0.000 claims 3
- 239000000463 material Substances 0.000 claims 3
- 229910052757 nitrogen Inorganic materials 0.000 claims 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims 3
- 239000011232 storage material Substances 0.000 claims 3
- 150000001339 alkali metal compounds Chemical class 0.000 claims 2
- 150000001341 alkaline earth metal compounds Chemical class 0.000 claims 2
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 claims 2
- 239000002131 composite material Substances 0.000 claims 2
- 238000010304 firing Methods 0.000 claims 2
- 230000003647 oxidation Effects 0.000 claims 2
- 238000007254 oxidation reaction Methods 0.000 claims 2
- 150000002909 rare earth metal compounds Chemical class 0.000 claims 2
- 229910052684 Cerium Inorganic materials 0.000 claims 1
- 229910052779 Neodymium Inorganic materials 0.000 claims 1
- 229910052777 Praseodymium Inorganic materials 0.000 claims 1
- 229910052788 barium Inorganic materials 0.000 claims 1
- 150000001553 barium compounds Chemical class 0.000 claims 1
- 230000004888 barrier function Effects 0.000 claims 1
- 229910052792 caesium Inorganic materials 0.000 claims 1
- 229910052791 calcium Inorganic materials 0.000 claims 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims 1
- 150000001785 cerium compounds Chemical class 0.000 claims 1
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000003618 dip coating Methods 0.000 claims 1
- 229910052741 iridium Inorganic materials 0.000 claims 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims 1
- 229910052746 lanthanum Inorganic materials 0.000 claims 1
- 229910052744 lithium Inorganic materials 0.000 claims 1
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000002156 mixing Methods 0.000 claims 1
- 229910052763 palladium Inorganic materials 0.000 claims 1
- 229910052697 platinum Inorganic materials 0.000 claims 1
- -1 platinum group metals Chemical class 0.000 claims 1
- 229910052700 potassium Inorganic materials 0.000 claims 1
- 229910052701 rubidium Inorganic materials 0.000 claims 1
- 229910052708 sodium Inorganic materials 0.000 claims 1
- 229910052712 strontium Inorganic materials 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10165529 | 2010-06-10 | ||
| EP10165529.8 | 2010-06-10 | ||
| PCT/IB2011/052511 WO2011154912A1 (en) | 2010-06-10 | 2011-06-09 | Nox storage catalyst with reduced rh loading |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2013529134A JP2013529134A (ja) | 2013-07-18 |
| JP2013529134A5 true JP2013529134A5 (https=) | 2014-07-24 |
| JP5876475B2 JP5876475B2 (ja) | 2016-03-02 |
Family
ID=45097603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013513801A Active JP5876475B2 (ja) | 2010-06-10 | 2011-06-09 | Ｒｈ負荷が低減されたＮＯｘ貯蔵触媒 |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP2579983B2 (https=) |
| JP (1) | JP5876475B2 (https=) |
| KR (1) | KR101855537B1 (https=) |
| CN (1) | CN103097021B (https=) |
| BR (1) | BR112012031341A2 (https=) |
| PL (1) | PL2579983T3 (https=) |
| WO (1) | WO2011154912A1 (https=) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102277783B1 (ko) | 2013-09-16 | 2021-07-15 | 존슨 맛쎄이 퍼블릭 리미티드 컴파니 | 변형된 희박 NOx 트랩을 갖는 배기 시스템 |
| JP6279448B2 (ja) * | 2014-10-17 | 2018-02-14 | 株式会社キャタラー | 排ガス浄化装置 |
| US10226754B2 (en) * | 2015-03-03 | 2019-03-12 | Basf Corporation | Lean NOx trap with enhanced high and low temperature performance |
| MX2018001316A (es) * | 2015-07-30 | 2018-04-30 | Basf Se | Procedimiento para la fabricacion de materiales de almacenamiento de nox. |
| KR101745150B1 (ko) | 2015-10-13 | 2017-06-09 | 현대자동차주식회사 | Lnt촉매 |
| GB2546745A (en) | 2016-01-26 | 2017-08-02 | Johnson Matthey Plc | Exhaust system |
| US20230330638A1 (en) * | 2020-09-11 | 2023-10-19 | Basf Corporation | Layered catalytic article and process for preparing the catalytic article |
| EP4226992A1 (en) | 2022-02-10 | 2023-08-16 | Johnson Matthey Public Limited Company | Improved catalysts for gasoline engine exhaust gas treatments |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3791947B2 (ja) * | 1995-09-27 | 2006-06-28 | 東京濾器株式会社 | 排気ガス浄化用触媒 |
| GB9713428D0 (en) * | 1997-06-26 | 1997-08-27 | Johnson Matthey Plc | Improvements in emissions control |
| JPH11276907A (ja) | 1998-03-30 | 1999-10-12 | Nissan Motor Co Ltd | 排気ガス浄化用触媒及びその製造方法 |
| US6375910B1 (en) | 1999-04-02 | 2002-04-23 | Engelhard Corporation | Multi-zoned catalytic trap and methods of making and using the same |
| DE60042991D1 (de) | 1999-07-09 | 2009-11-05 | Nissan Motor | Abgasreinigungskatalysator und Verfahren zu seiner Herstellung |
| 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 |
| US20030103886A1 (en) * | 2001-12-03 | 2003-06-05 | Danan Dou | NOx adsorber catalyst configurations and method for reducing emissions |
| US20040001781A1 (en) † | 2002-06-27 | 2004-01-01 | Engelhard Corporation | Multi-zone catalytic converter |
| US7022646B2 (en) * | 2003-01-31 | 2006-04-04 | Engelhard Corporation | Layered catalyst composite |
| US7490464B2 (en) | 2003-11-04 | 2009-02-17 | Basf Catalysts Llc | Emissions treatment system with NSR and SCR catalysts |
| JP2005205302A (ja) * | 2004-01-22 | 2005-08-04 | Hitachi Ltd | 内燃機関用排ガス浄化触媒および排ガス浄化装置 |
| US7374729B2 (en) | 2004-03-30 | 2008-05-20 | Basf Catalysts Llc | Exhaust gas treatment catalyst |
| US7795172B2 (en) * | 2004-06-22 | 2010-09-14 | Basf Corporation | Layered exhaust treatment catalyst |
| JP4438957B2 (ja) * | 2005-06-13 | 2010-03-24 | 三菱自動車工業株式会社 | 内燃機関の排気浄化装置 |
| JP5100085B2 (ja) * | 2006-10-31 | 2012-12-19 | 株式会社キャタラー | 排ガス浄化用触媒 |
| US20080120970A1 (en) | 2006-11-29 | 2008-05-29 | Marcus Hilgendorff | NOx Storage Materials and Traps Resistant to Thermal Aging |
| US8475752B2 (en) * | 2008-06-27 | 2013-07-02 | Basf Corporation | NOx adsorber catalyst with superior low temperature performance |
| JP5065180B2 (ja) † | 2008-06-30 | 2012-10-31 | トヨタ自動車株式会社 | 排ガス浄化用触媒 |
| WO2010012677A1 (en) * | 2008-07-31 | 2010-02-04 | Basf Se | NOx STORAGE MATERIALS AND TRAPS RESISTANT TO THERMAL AGING |
-
2011
- 2011-06-09 BR BR112012031341A patent/BR112012031341A2/pt not_active IP Right Cessation
- 2011-06-09 JP JP2013513801A patent/JP5876475B2/ja active Active
- 2011-06-09 EP EP11792036.3A patent/EP2579983B2/en active Active
- 2011-06-09 KR KR1020137000716A patent/KR101855537B1/ko active Active
- 2011-06-09 PL PL11792036T patent/PL2579983T3/pl unknown
- 2011-06-09 WO PCT/IB2011/052511 patent/WO2011154912A1/en not_active Ceased
- 2011-06-09 CN CN201180039356.0A patent/CN103097021B/zh active Active
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