BR112023009042A2 - Artigo catalítico zoneado, sistema de tratamento de escapamento, método para tratar um fluxo de escapamento e uso do artigo catalítico zoneado - Google Patents

Artigo catalítico zoneado, sistema de tratamento de escapamento, método para tratar um fluxo de escapamento e uso do artigo catalítico zoneado

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Publication number
BR112023009042A2
BR112023009042A2 BR112023009042A BR112023009042A BR112023009042A2 BR 112023009042 A2 BR112023009042 A2 BR 112023009042A2 BR 112023009042 A BR112023009042 A BR 112023009042A BR 112023009042 A BR112023009042 A BR 112023009042A BR 112023009042 A2 BR112023009042 A2 BR 112023009042A2
Authority
BR
Brazil
Prior art keywords
catalytic article
zoned catalytic
treatment system
exhaust
zoned
Prior art date
Application number
BR112023009042A
Other languages
English (en)
Inventor
Gianluca Volante
Markus Kinne
Lin F Chen Shau
Xiaolai Zheng
Xiaoshuang Yang
Zhu Liu Xin
Yi Wu Zhi
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 BR112023009042A2 publication Critical patent/BR112023009042A2/pt

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    • 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
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    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

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  • Chemical & Material Sciences (AREA)
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  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
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  • Environmental & Geological Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biomedical Technology (AREA)
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  • Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

artigo catalítico zoneado, sistema de tratamento de escapamento, método para tratar um fluxo de escapamento e uso do artigo catalítico zoneado. a presente invenção refere-se a um artigo catalítico zoneado, particularmente útil para twc, que compreende: a) um revestimento de composição catalisadora compreendendo uma primeira zona do revestimento de composição catalisadora, compreendendo um componente de metal do grupo da platina que consiste em um componente de platina suportado em um suporte; e uma segunda zona do revestimento da composição catalisadora, compreendendo um componente de ródio e pelo menos um de um componente de platina e um componente de paládio suportados individualmente ou em conjunto em um suporte, e b) um substrato; em que a primeira zona e a segunda zona do revestimento da composição catalisadora são transportadas em uma única peça de substrato ou transportadas em respectivas peças de substrato. útil para tratamento de gases de escapamento e um sistema de tratamento de escapamento compreendendo o artigo catalítico zoneado. a presente invenção também se refere a um sistema de tratamento de escapamento compreendendo o artigo catalítico zoneado.
BR112023009042A 2020-11-13 2021-11-10 Artigo catalítico zoneado, sistema de tratamento de escapamento, método para tratar um fluxo de escapamento e uso do artigo catalítico zoneado BR112023009042A2 (pt)

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