[go: up one dir, main page]

ES2090113T3 - Catalizadores soportados y procedimiento de fabricacion de estos. - Google Patents

Catalizadores soportados y procedimiento de fabricacion de estos.

Info

Publication number
ES2090113T3
ES2090113T3 ES90403205T ES90403205T ES2090113T3 ES 2090113 T3 ES2090113 T3 ES 2090113T3 ES 90403205 T ES90403205 T ES 90403205T ES 90403205 T ES90403205 T ES 90403205T ES 2090113 T3 ES2090113 T3 ES 2090113T3
Authority
ES
Spain
Prior art keywords
manufacturing procedure
supported catalysts
cerio
supported catalyst
elements
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.)
Expired - Lifetime
Application number
ES90403205T
Other languages
English (en)
Inventor
Thierry Chopin
Gilbert Blanchard
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.)
Rhodia Chimie SAS
Original Assignee
Rhone Poulenc Chimie SA
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 Rhone Poulenc Chimie SA filed Critical Rhone Poulenc Chimie SA
Application granted granted Critical
Publication of ES2090113T3 publication Critical patent/ES2090113T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • 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
    • 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
    • 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
    • B01J35/19—Catalysts containing parts with different compositions
    • 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
    • B01J37/0215—Coating
    • 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
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • 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)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)

Abstract

LA PRESENTE INVENCION ES UN CATALIZADOR SOPORTADO Y UN PROCEDIMIENTO DE FABRICACION DE ESTE. EL CATALIZADOR SOPORTADO DE LA INVENCION, MUY UTIL EN EL TRATAMIENTO DE LOS GASES DE ESCAPE DE LOS MOTORES DE COMBUSTION INTERNA TIENE UN SOPORTE POROSO SOBRE EL CUAL ESTAN DISPUESTOS ELEMENTOS CATALITICAMENTE ACTIVOS, Y EN PARTICULAR CERIO ASOCIADO CON OTROS ELEMENTOS. EL CERIO ESTA DISPUESTO SEGUN LA INVENCION UNICAMENTE SOBRE UNA CORONA PERIFERICA DE UN LARGO DETERMINADO DEL SOPORTE POR IMPREGNACION CON UNA SOLUCION COLOIDAL DE UN COMPUESTO DEL CERIO
ES90403205T 1989-11-27 1990-11-13 Catalizadores soportados y procedimiento de fabricacion de estos. Expired - Lifetime ES2090113T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8915542A FR2654953B1 (fr) 1989-11-27 1989-11-27 Catalyseurs supportes et procede de fabrication de ceux-ci.

Publications (1)

Publication Number Publication Date
ES2090113T3 true ES2090113T3 (es) 1996-10-16

Family

ID=9387795

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90403205T Expired - Lifetime ES2090113T3 (es) 1989-11-27 1990-11-13 Catalizadores soportados y procedimiento de fabricacion de estos.

Country Status (17)

Country Link
EP (1) EP0430744B1 (es)
JP (2) JP2552201B2 (es)
KR (1) KR970005545B1 (es)
AT (1) ATE138591T1 (es)
BR (1) BR9005980A (es)
CA (1) CA2030682A1 (es)
DE (1) DE69027184T2 (es)
DK (1) DK0430744T3 (es)
ES (1) ES2090113T3 (es)
FI (1) FI905824L (es)
FR (1) FR2654953B1 (es)
GR (1) GR3020638T3 (es)
IE (1) IE904093A1 (es)
MX (1) MX171972B (es)
NO (1) NO905099L (es)
PT (1) PT95999B (es)
RU (1) RU2027505C1 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2002328207B2 (en) * 2001-09-14 2008-06-12 Neo International Corp. A process for making rare earth metal oxide-coated microporous materials
JP4165419B2 (ja) 2004-03-09 2008-10-15 トヨタ自動車株式会社 金属酸化物粒子及び排ガス浄化触媒の製造方法
US7989387B2 (en) 2004-04-27 2011-08-02 Toyota Jidosha Kabushiki Kaisha Process for producing metal oxide particle and exhaust gas purifying catalyst
JP4165443B2 (ja) 2004-04-27 2008-10-15 トヨタ自動車株式会社 金属酸化物粒子の製造方法、及び排ガス浄化触媒
JP4865250B2 (ja) 2005-04-15 2012-02-01 三菱重工業株式会社 排ガス処理用触媒の製造方法
JP4801461B2 (ja) 2006-02-16 2011-10-26 三菱重工業株式会社 排ガス処理用触媒の製造方法
GB0603942D0 (en) 2006-02-28 2006-04-05 Johnson Matthey Plc Exhaust system for a spark-ignited internal combustion engine
JP4939082B2 (ja) 2006-03-01 2012-05-23 三菱重工業株式会社 排ガス処理システム
JP2008289971A (ja) 2007-05-23 2008-12-04 Toyota Motor Corp コアシェル構造体及びその製造方法並びに当該コアシェル構造体を含む排ガス浄化用触媒
GB0716833D0 (en) 2007-08-31 2007-10-10 Nunn Andrew D On board diagnostic system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1004588A (fr) * 1949-01-10 1952-03-31 Houilleres Bassin Du Nord Procédé de préparation de catalyseurs et ses applications
US2695893A (en) * 1950-09-13 1954-11-30 Eugene J Houdry Catalysis and manufacture of catalytic masses
BE605998A (es) * 1950-10-30
DE2352795A1 (de) * 1972-10-23 1974-05-02 Toa Nenryo Kogyo Kk Verfahren zur herstellung eines katalysators zur kohlenwasserstoffkonversion
US4136063A (en) * 1974-04-20 1979-01-23 Toyota Jidosha Kogyo Kabushiki Kaisha Catalyst carrier
US4331565A (en) * 1980-11-28 1982-05-25 General Motors Corporation Method for forming high surface area catalyst carrier and catalyst using same
JPS57119834A (en) * 1981-01-20 1982-07-26 Mitsui Mining & Smelting Co Ltd Rare earth liquid composition for coating of catalyst carrier
US4465789A (en) * 1983-04-04 1984-08-14 American Cyanamid Company Hydrotreating catalyst support having dual pore structure
US4900712A (en) * 1988-09-30 1990-02-13 Prototech Company Catalytic washcoat and method of preparation of the same

Also Published As

Publication number Publication date
IE904093A1 (en) 1991-06-05
GR3020638T3 (en) 1996-10-31
RU2027505C1 (ru) 1995-01-27
JP2552201B2 (ja) 1996-11-06
DK0430744T3 (da) 1996-06-17
ATE138591T1 (de) 1996-06-15
KR970005545B1 (ko) 1997-04-17
FR2654953A1 (fr) 1991-05-31
MX171972B (es) 1993-11-24
PT95999B (pt) 1998-01-30
JP2651998B2 (ja) 1997-09-10
JPH03181335A (ja) 1991-08-07
DE69027184D1 (de) 1996-07-04
EP0430744A1 (fr) 1991-06-05
JPH0747288A (ja) 1995-02-21
EP0430744B1 (fr) 1996-05-29
KR910009335A (ko) 1991-06-28
BR9005980A (pt) 1991-09-24
FI905824A0 (fi) 1990-11-26
NO905099D0 (no) 1990-11-26
FR2654953B1 (fr) 1994-02-04
DE69027184T2 (de) 1996-11-28
PT95999A (pt) 1991-09-13
CA2030682A1 (fr) 1991-05-28
NO905099L (no) 1991-05-28
FI905824L (fi) 1991-05-28

Similar Documents

Publication Publication Date Title
ES2034329T3 (es) Procedimiento de fabricacion de catalizadores para el tratamiento de los gases de escape de los motores de combustion interna.
BR9802036B1 (pt) 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
KR910018081A (ko) 일체형 또는 벌집형 촉매
ES2090113T3 (es) Catalizadores soportados y procedimiento de fabricacion de estos.
MX9302276A (es) Catalizador para la purificacion oxidativa de los gases de excape de motores diesel.
ES2056934T3 (es) Procedimiento para producir un catalizador que tiene excelente resistencia al calor para usar en la purificacion de gases de escape de motores de combustion interna.
ES2045482T3 (es) Soporte de catalizador y catalizador para tratamiento de gas de escape de motores de combustion interna, y procedimiento de fabricacion de dicho catalizador.
MX211834B (es) Tratamiento de emisiones gaseosas
MX9200029A (es) Catalizador purificador de gas de escape de motores diesel.
GB1453465A (en) Catalytic installation for the decontamination of the exhaust gases of internal combustion engines
DE59005194D1 (de) Katalysator zur Reinigung der Abgase von Dieselmotoren.
ES2152733T3 (es) Instalacion de un motor de combustion interna con catalizador acumulador de oxido azoico y procedimiento para el funcionamiento de la misma.
DE58905952D1 (de) Katalysator zur Reinigung der Abgase von Verbrennungskraftmaschinen unter Verminderung der Emission von Schwefelwasserstoff, Herstellung und Verwendung.
MX9204698A (es) Catalizador para la purificacion de gases de escape del motor, de quemado pobre.
BR9814858A (pt) Composição, processo para tratar de gases com vistas a reduzir as emissões de óxido de nitrogênio, e, sistema catalìtico para o tratamento de um gás de exaustão de motores de combustão interna.
ES2046940B1 (es) Funcion de calentamiento para catalizadores.
ES2195192T3 (es) Procedimiento de tratamiento de gas de escape de motores de combustioninterna que funcionan con un combustible que contiene azufre.
MX9307424A (es) Sistema de purificacion de los gases de escape para la disminucion de la emision de hidrocarburos durante el arranque en frio de maquinas motrices de combustion interna.
ES2109401T3 (es) Procedimiento para la purificacion catalitica de gases de escape de vehiculos automoviles con un comportamiento mejorado de arranque en frio.
ES2111985T3 (es) Procedimiento y dispositivo para el montaje de un catalizador de gases de escape.
DE59102386D1 (de) Beheizbare katalysatoranordnung für die abgasreinigung von verbrennungsmotoren.
ES2050394T3 (es) Catalizadores multifuncionales, que incluyen cerio y uranio y al menos un metal para la conversion de los contaminantes emitidos por los motores de combustion interna y sus preparaciones.
ES2040105T3 (es) Instalacion de escape, especialmente para motores de combustion interna de dos tiempos.
MX9305229A (es) Catalizadores para tratar gases de exhaustacion de motores de combustion interna y motores de fuente estacionaria.
ES2033968T3 (es) Disposicion para sujetar un catalizador en una caja del sistema de escape de un motor que opera con combustible liquido.

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 430744

Country of ref document: ES

FG2A Definitive protection

Ref document number: 430744

Country of ref document: ES