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BR9802036B1 - Catalisador para tratamento de gases de exaustão para motores de combustão interna com duas camadas cataliticamente ativas sobre uma estrutura carreadora e processo para preparação de um catalisador - Google Patents

Catalisador para tratamento de gases de exaustão para motores de combustão interna com duas camadas cataliticamente ativas sobre uma estrutura carreadora e processo para preparação de um catalisador

Info

Publication number
BR9802036B1
BR9802036B1 BRPI9802036-6B1A BR9802036A BR9802036B1 BR 9802036 B1 BR9802036 B1 BR 9802036B1 BR 9802036 A BR9802036 A BR 9802036A BR 9802036 B1 BR9802036 B1 BR 9802036B1
Authority
BR
Brazil
Prior art keywords
catalyst
preparing
exhaust gas
internal combustion
gas treatment
Prior art date
Application number
BRPI9802036-6B1A
Other languages
English (en)
Other versions
BR9802036A (pt
BRPI9802036B8 (pt
Inventor
Dieter Dr Lindner
Yperen Renee Dr Van
Lothar Dr Mussmann
Egbert Dr Lox
Thomas Dr Kreuzer
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 filed Critical
Publication of BR9802036A publication Critical patent/BR9802036A/pt
Publication of BR9802036B1 publication Critical patent/BR9802036B1/pt
Publication of BRPI9802036B8 publication Critical patent/BRPI9802036B8/pt

Links

Classifications

    • 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
    • B01D53/9445—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
    • 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
BRPI9802036A 1997-06-20 1998-06-19 catalisador para tratamento de gases de exaustão para motores de combustão interna com duas camadas cataliticamente ativas sobre uma estrutura carreadora e processo para preparação de um catalisador BRPI9802036B8 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19726322A DE19726322A1 (de) 1997-06-20 1997-06-20 Abgasreinigungskatalysator für Verbrennungsmotoren mit zwei katalytisch aktiven Schichten auf einem Tragkörper

Publications (3)

Publication Number Publication Date
BR9802036A BR9802036A (pt) 1999-12-21
BR9802036B1 true BR9802036B1 (pt) 2013-10-29
BRPI9802036B8 BRPI9802036B8 (pt) 2017-02-21

Family

ID=7833194

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9802036A BRPI9802036B8 (pt) 1997-06-20 1998-06-19 catalisador para tratamento de gases de exaustão para motores de combustão interna com duas camadas cataliticamente ativas sobre uma estrutura carreadora e processo para preparação de um catalisador

Country Status (5)

Country Link
EP (1) EP0885650B1 (pt)
JP (1) JP4056629B2 (pt)
AR (1) AR013112A1 (pt)
BR (1) BRPI9802036B8 (pt)
DE (2) DE19726322A1 (pt)

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JP4853291B2 (ja) * 2007-01-10 2012-01-11 日産自動車株式会社 排気ガス浄化触媒及びその製造方法
DE502007004776D1 (de) 2007-03-19 2010-09-30 Umicore Ag & Co Kg Palladium-Rhodium Einfachschicht Katalysator
EP1974809B1 (de) 2007-03-19 2010-09-29 Umicore AG & Co. KG Doppelschichtiger Dreiweg-Katalysator
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JP2013027876A (ja) * 2012-11-05 2013-02-07 Cataler Corp 排ガス浄化用触媒
EP2943276B1 (de) * 2013-01-08 2021-07-21 Umicore AG & Co. KG Katalysator zur reduktion von stickoxiden
EP2769760A1 (de) * 2013-02-21 2014-08-27 Umicore AG & Co. KG Katalysator zur Reduktion von Stickoxiden
EP2982434A1 (de) 2014-08-05 2016-02-10 Umicore AG & Co. KG Katalysator zur Reduktion von Stickoxiden
EP2985068A1 (de) 2014-08-13 2016-02-17 Umicore AG & Co. KG Katalysator-System zur Reduktion von Stickoxiden
EP3045226B1 (de) 2015-01-19 2024-08-21 Umicore AG & Co. KG Doppelschichtiger Dreiweg-Katalysator mit verbesserter Alterungsstabilität
DE102016101761A1 (de) 2016-02-02 2017-08-03 Umicore Ag & Co. Kg Katalysator zur Reduktion von Stickoxiden
EP3419752A1 (de) 2016-02-22 2019-01-02 Umicore AG & Co. KG Katalysator zur reduktion von stickoxiden
EP3257571A1 (de) 2016-06-13 2017-12-20 Umicore AG & Co. KG Partikelfilter mit integrierter nox-speicher- und h2s-sperrfunktion
EP3490693B1 (de) 2016-07-29 2020-03-04 Umicore AG & Co. KG Katalysator zur reduktion von stickoxiden
DE112017005130A5 (de) 2016-10-10 2019-08-01 Umicore Ag & Co. Kg Katalysatoranordnung
EP3450015A1 (de) 2017-08-31 2019-03-06 Umicore Ag & Co. Kg Palladium-zeolith-basierter passiver stickoxid-adsorber-katalysator zur abgasreinigung
EP3449999A1 (de) 2017-08-31 2019-03-06 Umicore Ag & Co. Kg Passiver stickoxid-adsorber
EP3450016A1 (de) 2017-08-31 2019-03-06 Umicore Ag & Co. Kg Palladium-zeolith-basierter passiver stickoxid-adsorber-katalysator zur abgasreinigung
JP2020531241A (ja) 2017-08-31 2020-11-05 ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフトＵｍｉｃｏｒｅ ＡＧ ＆ Ｃｏ．ＫＧ 排気ガスを浄化するための受動的窒素酸化物吸着剤としてのパラジウム／白金／ゼオライト系触媒の使用
US11141717B2 (en) 2017-08-31 2021-10-12 Umicore Ag & Co. Kg Palladium/zeolite-based passive nitrogen oxide adsorber catalyst for purifying exhaust gas
EP3459617B1 (de) 2017-09-22 2020-01-29 Umicore Ag & Co. Kg Partikelfilter mit integrierten katalytischen funktionen
US10711674B2 (en) 2017-10-20 2020-07-14 Umicore Ag & Co. Kg Passive nitrogen oxide adsorber catalyst
EP3505246B1 (de) 2017-12-19 2019-10-23 Umicore Ag & Co. Kg Katalytisch aktives partikelfilter
EP3505245B1 (de) 2017-12-19 2019-10-23 Umicore Ag & Co. Kg Katalytisch aktives partikelfilter
EP3501648B1 (de) 2017-12-19 2023-10-04 Umicore Ag & Co. Kg Katalytisch aktives partikelfilter
WO2019134958A1 (de) 2018-01-05 2019-07-11 Umicore Ag & Co. Kg Passiver stickoxid-adsorber
EP3613503A1 (en) 2018-08-22 2020-02-26 Umicore Ag & Co. Kg Passive nitrogen oxide adsorber
EP3616792A1 (de) 2018-08-28 2020-03-04 Umicore Ag & Co. Kg Stickoxid-speicherkatalysator
EP3623047B1 (de) 2018-09-17 2021-02-24 Umicore Ag & Co. Kg Katalysator zur reduktion von stickoxiden
WO2020099253A1 (en) 2018-11-16 2020-05-22 Umicore Ag & Co. Kg Low temperature nitrogen oxide adsorber
EP3908401A1 (de) 2019-01-08 2021-11-17 UMICORE AG & Co. KG Passiver stickoxid-adsorber mit oxidationskatalytisch aktiver funktion
EP3695902B1 (de) 2019-02-18 2021-09-01 Umicore Ag & Co. Kg Katalysator zur reduktion von stickoxiden
WO2020200398A1 (de) 2019-03-29 2020-10-08 Umicore Ag & Co. Kg Katalytisch aktives partikelfilter
EP3824988B1 (en) 2019-11-20 2025-03-05 Umicore AG & Co. KG Catalyst for reducing nitrogen oxides
DE102020101876A1 (de) 2020-01-27 2021-07-29 Umicore Ag & Co. Kg Doppelschichtiger Dreiweg-Katalysator mit weiter verbesserter Alterungsstabilität
CN113304745B (zh) * 2021-06-04 2022-08-12 中自环保科技股份有限公司 一种Pt-Pd-Rh三元催化剂及其制备方法
DE102021118803A1 (de) 2021-07-21 2023-01-26 Umicore Ag & Co. Kg Abgasreinigungssystem zur Reinigung von Abgasen von Benzinmotoren
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Also Published As

Publication number Publication date
EP0885650A3 (de) 1999-03-31
JP4056629B2 (ja) 2008-03-05
AR013112A1 (es) 2000-12-13
BR9802036A (pt) 1999-12-21
JPH1170332A (ja) 1999-03-16
DE19726322A1 (de) 1998-12-24
EP0885650B1 (de) 2005-04-06
DE59812704D1 (de) 2005-05-12
BRPI9802036B8 (pt) 2017-02-21
EP0885650A2 (de) 1998-12-23

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