KR101855537B1 - Rh 로딩량이 감소된 NOx 저장 촉매 - Google Patents

Rh 로딩량이 감소된 NOx 저장 촉매 Download PDF

Info

Publication number
KR101855537B1
KR101855537B1 KR1020137000716A KR20137000716A KR101855537B1 KR 101855537 B1 KR101855537 B1 KR 101855537B1 KR 1020137000716 A KR1020137000716 A KR 1020137000716A KR 20137000716 A KR20137000716 A KR 20137000716A KR 101855537 B1 KR101855537 B1 KR 101855537B1
Authority
KR
South Korea
Prior art keywords
washcoat layer
storage catalyst
oxide storage
substrate
nitrogen oxide
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.)
Active
Application number
KR1020137000716A
Other languages
English (en)
Korean (ko)
Other versions
KR20130109098A (ko
Inventor
마르쿠스 힐겐도르프
Original Assignee
바스프 에스이
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=45097603&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR101855537(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 바스프 에스이 filed Critical 바스프 에스이
Publication of KR20130109098A publication Critical patent/KR20130109098A/ko
Application granted granted Critical
Publication of KR101855537B1 publication Critical patent/KR101855537B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/024—Multiple impregnation or coating
    • B01J37/0244—Coatings comprising several layers
    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • 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
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • B01D53/9422—Processes characterised by a specific catalyst for removing nitrogen oxides by NOx storage or reduction by cyclic switching between lean and rich exhaust gases (LNT, NSC, NSR)
    • 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
    • B01J23/58—Platinum group metals with alkali- or alkaline earth metals
    • 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
    • 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
    • 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
    • B01J37/024—Multiple impregnation or coating
    • B01J37/0248—Coatings comprising impregnated particles
    • 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
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1023—Palladium
    • 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
    • B01D2255/1025—Rhodium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/204—Alkaline earth metals
    • B01D2255/2042—Barium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/204—Alkaline earth metals
    • B01D2255/2047—Magnesium
    • 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
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/209—Other metals
    • B01D2255/2092—Aluminium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/902—Multilayered catalyst
    • B01D2255/9022—Two layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/91—NOx-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
    • 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
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/46—Ruthenium, rhodium, osmium or iridium
    • B01J23/464—Rhodium
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (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)
  • Combustion & Propulsion (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
KR1020137000716A 2010-06-10 2011-06-09 Rh 로딩량이 감소된 NOx 저장 촉매 Active KR101855537B1 (ko)

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 (2)

Publication Number Publication Date
KR20130109098A KR20130109098A (ko) 2013-10-07
KR101855537B1 true KR101855537B1 (ko) 2018-05-04

Family

ID=45097603

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020137000716A Active KR101855537B1 (ko) 2010-06-10 2011-06-09 Rh 로딩량이 감소된 NOx 저장 촉매

Country Status (7)

Country Link
EP (1) EP2579983B2 (enExample)
JP (1) JP5876475B2 (enExample)
KR (1) KR101855537B1 (enExample)
CN (1) CN103097021B (enExample)
BR (1) BR112012031341A2 (enExample)
PL (1) PL2579983T3 (enExample)
WO (1) WO2011154912A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2520148B (en) * 2013-09-16 2017-10-18 Johnson Matthey Plc Exhaust system with a modified lean NOx trap
JP6279448B2 (ja) * 2014-10-17 2018-02-14 株式会社キャタラー 排ガス浄化装置
MX2017011249A (es) * 2015-03-03 2018-07-06 Basf Corp Trampa pobre en nox con rendimiento mejorado a alta y baja temperatura.
EP3328540A1 (en) * 2015-07-30 2018-06-06 Basf Se Process for manufacture of nox storage materials
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009158453A1 (en) * 2008-06-27 2009-12-30 Basf Catalyst Llc Nox adsorber catalyst with superior low temperature performance

Family Cites Families (18)

* Cited by examiner, † Cited by third party
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
EP1066874B1 (en) 1999-07-09 2009-09-23 Nissan Motor Company, Limited Exhaust gas purifying catalyst and method of producing same
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
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
RU2504431C2 (ru) * 2008-07-31 2014-01-20 Басф Се УДЕРЖИВАЮЩИЕ NOx МАТЕРИАЛЫ И ЛОВУШКИ, УСТОЙЧИВЫЕ К ТЕРМИЧЕСКОМУ СТАРЕНИЮ

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009158453A1 (en) * 2008-06-27 2009-12-30 Basf Catalyst Llc Nox adsorber catalyst with superior low temperature performance

Also Published As

Publication number Publication date
EP2579983B2 (en) 2023-08-09
PL2579983T3 (pl) 2018-08-31
EP2579983A4 (en) 2014-12-31
BR112012031341A2 (pt) 2016-11-08
KR20130109098A (ko) 2013-10-07
WO2011154912A1 (en) 2011-12-15
JP2013529134A (ja) 2013-07-18
EP2579983B1 (en) 2018-03-07
JP5876475B2 (ja) 2016-03-02
CN103097021A (zh) 2013-05-08
CN103097021B (zh) 2015-03-11
EP2579983A1 (en) 2013-04-17

Similar Documents

Publication Publication Date Title
US8784759B2 (en) NOx storage catalyst with reduced Rh loading
CN102112211B (zh) NOx存储材料和耐热老化捕集器
KR102852325B1 (ko) 연료 차단 NOx 제어용 TWC 시스템
EP1967263B1 (en) Catalytic Material And Catalyst For Purifying Exhaust Gas Component
KR101868176B1 (ko) 개선된 no 산화 활성을 갖는 가솔린 린번 엔진용 촉매
JP6206327B2 (ja) 排気ガス浄化用触媒及びその製造方法
JP6906624B2 (ja) 酸素吸放出材料、触媒、排ガス浄化システム、および排ガス処理方法
EP3733266B1 (en) Catalyst article, method and use
CN102223951A (zh) 粒状物净化材料、使用粒状物净化材料的粒状物净化用过滤器催化剂以及粒状物净化用过滤器催化剂的再生方法
JP5917516B2 (ja) Ｎｈ３−形成活性が改良された、ガソリンリーンバーンエンジンのための触媒
KR101855537B1 (ko) Rh 로딩량이 감소된 NOx 저장 촉매
JP6869976B2 (ja) ガソリンエンジン排気ガスの浄化用三元触媒
WO2016141142A1 (en) LEAN NOx TRAP WITH ENHANCED HIGH AND LOW TEMPERATURE PERFORMANCE

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20130110

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20160609

Comment text: Request for Examination of Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20170727

Patent event code: PE09021S01D

PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20180131

PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20180430

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20180430

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20210415

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20220415

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20230411

Start annual number: 6

End annual number: 6

PR1001 Payment of annual fee

Payment date: 20240401

Start annual number: 7

End annual number: 7