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GB201610160D0 - Nox adsorber catalyst - Google Patents

Nox adsorber catalyst

Info

Publication number
GB201610160D0
GB201610160D0 GBGB1610160.2A GB201610160A GB201610160D0 GB 201610160 D0 GB201610160 D0 GB 201610160D0 GB 201610160 A GB201610160 A GB 201610160A GB 201610160 D0 GB201610160 D0 GB 201610160D0
Authority
GB
United Kingdom
Prior art keywords
nox adsorber
adsorber catalyst
catalyst
nox
adsorber
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.)
Withdrawn
Application number
GBGB1610160.2A
Other versions
GB2551332A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson Matthey PLC
Original Assignee
Johnson Matthey PLC
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
Application filed by Johnson Matthey PLC filed Critical Johnson Matthey PLC
Priority to GB1610160.2A priority Critical patent/GB2551332A/en
Publication of GB201610160D0 publication Critical patent/GB201610160D0/en
Priority to JP2018564407A priority patent/JP6987083B2/en
Priority to EP17728592.1A priority patent/EP3468695A1/en
Priority to CN201780043084.9A priority patent/CN109475816B/en
Priority to PCT/GB2017/051545 priority patent/WO2017212219A1/en
Priority to GB1708618.2A priority patent/GB2551267B/en
Priority to RU2019100045A priority patent/RU2764621C2/en
Priority to KR1020197000465A priority patent/KR102429131B1/en
Priority to BR112018075441-2A priority patent/BR112018075441A2/en
Priority to DE202017007660.8U priority patent/DE202017007660U1/en
Priority to US15/618,625 priority patent/US11365660B2/en
Priority to DE102017112718.6A priority patent/DE102017112718A1/en
Publication of GB2551332A publication Critical patent/GB2551332A/en
Priority to US16/800,231 priority patent/US20200208557A1/en
Withdrawn legal-status Critical Current

Links

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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • 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
    • B01J37/0234—Impregnation and coating simultaneously
    • 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
    • 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
    • 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
    • B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
    • 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
    • B01J21/005—Spinels
    • 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
    • B01J37/024—Multiple impregnation or coating
    • B01J37/0244—Coatings comprising several layers
    • 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
    • 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
    • B01D2255/206—Rare earth metals
    • B01D2255/2063—Lanthanum
    • 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
    • B01D2255/40—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
    • B01D2255/91—NOx-storage component incorporated in the catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B01D2258/012—Diesel engines and lean burn gasoline engines
    • 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
    • B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
    • 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
    • B01J37/0201—Impregnation
    • B01J37/0203—Impregnation the impregnation liquid containing organic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Organic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
GB1610160.2A 2016-06-10 2016-06-10 NOx adsorber catalyst Withdrawn GB2551332A (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
GB1610160.2A GB2551332A (en) 2016-06-10 2016-06-10 NOx adsorber catalyst
EP17728592.1A EP3468695A1 (en) 2016-06-10 2017-05-31 NOx ADSORBER CATALYST
RU2019100045A RU2764621C2 (en) 2016-06-10 2017-05-31 NOx CATALYST-ADSORBER
BR112018075441-2A BR112018075441A2 (en) 2016-06-10 2017-05-31 nox adsorber catalyst, methods for manufacturing a nox storage material and for treating an exhaust gas from an internal combustion engine, and emission treatment system for treating a flow of a combustion exhaust gas.
CN201780043084.9A CN109475816B (en) 2016-06-10 2017-05-31 NOx adsorber catalyst
PCT/GB2017/051545 WO2017212219A1 (en) 2016-06-10 2017-05-31 NOx ADSORBER CATALYST
GB1708618.2A GB2551267B (en) 2016-06-10 2017-05-31 NOx adsorber catalyst
JP2018564407A JP6987083B2 (en) 2016-06-10 2017-05-31 NOx adsorbent catalyst
KR1020197000465A KR102429131B1 (en) 2016-06-10 2017-05-31 NOx adsorbent catalyst
DE202017007660.8U DE202017007660U1 (en) 2016-06-10 2017-06-09 NOx adsorber catalyst
DE102017112718.6A DE102017112718A1 (en) 2016-06-10 2017-06-09 NOx adsorber catalyst
US15/618,625 US11365660B2 (en) 2016-06-10 2017-06-09 NOx adsorber catalyst
US16/800,231 US20200208557A1 (en) 2016-06-10 2020-02-25 NOx ADSORBER CATALYST

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1610160.2A GB2551332A (en) 2016-06-10 2016-06-10 NOx adsorber catalyst

Publications (2)

Publication Number Publication Date
GB201610160D0 true GB201610160D0 (en) 2016-07-27
GB2551332A GB2551332A (en) 2017-12-20

Family

ID=56894737

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1610160.2A Withdrawn GB2551332A (en) 2016-06-10 2016-06-10 NOx adsorber catalyst

Country Status (1)

Country Link
GB (1) GB2551332A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115845833A (en) * 2021-09-23 2023-03-28 重庆理工大学 Preparation method and application of Nb-Ce-W denitration catalyst for SCR degradation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6468484B1 (en) * 2000-06-29 2002-10-22 Delphi Technologies, Inc. NO2 abatement composition with enhanced sulfur resistance
GB0022786D0 (en) * 2000-09-16 2000-11-01 Johnson Matthey Plc NOx-Trap composition
US20060117736A1 (en) * 2002-10-05 2006-06-08 Twigg Martyn V Exhaust system for a diesel engine comprising a nox- trap
DE10308287B4 (en) * 2003-02-26 2006-11-30 Umicore Ag & Co. Kg Process for exhaust gas purification
US20090084090A1 (en) * 2005-04-11 2009-04-02 Tadao Nakatsuji Catalyst and Catalyst Structure for Reduction of Nitrogen Oxides, and Method for Catalytic Reduction of Nitrogen Oxides
EP1990081A3 (en) * 2007-05-07 2008-12-10 Ford Global Technologies, LLC. LNT catalyst and process for the production thereof
EP2428659B1 (en) * 2010-09-13 2016-05-18 Umicore AG & Co. KG Catalytic convertor for removing nitrogen oxides from the exhaust gas of diesel motors
MX2016004759A (en) * 2013-10-22 2016-07-26 Sdcmaterials Inc COMPOSITIONS FOR POOR NITROGEN OXIDE (NOX) TRAPS.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115845833A (en) * 2021-09-23 2023-03-28 重庆理工大学 Preparation method and application of Nb-Ce-W denitration catalyst for SCR degradation

Also Published As

Publication number Publication date
GB2551332A (en) 2017-12-20

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)