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MX2018009531A - Composicion catalizadora multicapa para motores de combustion interna. - Google Patents

Composicion catalizadora multicapa para motores de combustion interna.

Info

Publication number
MX2018009531A
MX2018009531A MX2018009531A MX2018009531A MX2018009531A MX 2018009531 A MX2018009531 A MX 2018009531A MX 2018009531 A MX2018009531 A MX 2018009531A MX 2018009531 A MX2018009531 A MX 2018009531A MX 2018009531 A MX2018009531 A MX 2018009531A
Authority
MX
Mexico
Prior art keywords
layer
catalyst composition
oxide material
refractory oxide
internal combustion
Prior art date
Application number
MX2018009531A
Other languages
English (en)
Inventor
Liu Ye
Tran Pascaline
Maria Shacklady-Mcatee Danielle
Original Assignee
Basf Corp
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 Basf Corp filed Critical Basf Corp
Publication of MX2018009531A publication Critical patent/MX2018009531A/es

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    • 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
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
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    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/922—Mixtures of carbon monoxide or hydrocarbons and nitrogen oxides
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    • B01D—SEPARATION
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    • 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
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    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

La invención proporciona un artículo catalizador que incluye un sustrato debajo de una composición catalizadora multicapa y una composición catalizadora multicapa que comprende una primera capa y una segunda capa, la primera capa colocada entre el sustrato y la segunda capa, caracterizado porque la primera capa comprende un primer material de óxido refractario poroso impregnado con al menos un componente de metal base y la segunda capa comprende un segundo material de óxido refractario poroso con al menos un metal del grupo del platino. O el segundo material de óxido refractario poroso es un material de óxido refractario poroso que no es alúmina o la composición catalizadora comprende además una capa intermedia entre la primera capa y la segunda capa, caracterizado porque la capa intermedia comprende un material de óxido refractario que no es alúmina. Se proporcionan además métodos para preparar y utilizar el articulo catalizador, así como también sistemas para el tratamiento de las emisiones que comprenden el articulo catalizador.
MX2018009531A 2016-02-03 2017-02-01 Composicion catalizadora multicapa para motores de combustion interna. MX2018009531A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201662290670P 2016-02-03 2016-02-03
PCT/IB2017/050549 WO2017134585A1 (en) 2016-02-03 2017-02-01 Multi-layer catalyst composition for internal combustion engines

Publications (1)

Publication Number Publication Date
MX2018009531A true MX2018009531A (es) 2019-05-20

Family

ID=59499439

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2018009531A MX2018009531A (es) 2016-02-03 2017-02-01 Composicion catalizadora multicapa para motores de combustion interna.

Country Status (10)

Country Link
US (1) US11130096B2 (es)
EP (1) EP3411147A4 (es)
JP (1) JP6925351B2 (es)
KR (1) KR20180102196A (es)
CN (1) CN108883406A (es)
BR (1) BR112018015841A2 (es)
CA (1) CA3013544A1 (es)
MX (1) MX2018009531A (es)
WO (1) WO2017134585A1 (es)
ZA (1) ZA201805756B (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2577372B (en) * 2018-07-27 2023-03-29 Johnson Matthey Plc Improved TWC catalsts containing high dopant support
US11253840B2 (en) * 2018-12-13 2022-02-22 Johnson Matthey Public Limited Company Transition metal doped alumina for improved TWC performance
US12253015B2 (en) 2018-12-19 2025-03-18 Basf Mobile Emissions Catalysts Llc Catalytic article and methods of manufacturing and using the same
BR112021018512A2 (pt) * 2019-03-18 2021-11-23 Basf Corp Artigo catalítico, processo para a preparação de um artigo catalítico sistema de exaustão para motores de combustão interna, métodos para tratar uma corrente de exaustão gasosa e para reduzir níveis de hidrocarbonetos e uso
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