MX9305229A - Catalizadores para tratar gases de exhaustacion de motores de combustion interna y motores de fuente estacionaria. - Google Patents

Catalizadores para tratar gases de exhaustacion de motores de combustion interna y motores de fuente estacionaria.

Info

Publication number
MX9305229A
MX9305229A MX9305229A MX9305229A MX9305229A MX 9305229 A MX9305229 A MX 9305229A MX 9305229 A MX9305229 A MX 9305229A MX 9305229 A MX9305229 A MX 9305229A MX 9305229 A MX9305229 A MX 9305229A
Authority
MX
Mexico
Prior art keywords
engines
internal combustion
catalysts
stationary source
exhaust gases
Prior art date
Application number
MX9305229A
Other languages
English (en)
Inventor
Madan Mohan Brasin
Michael Scott Jarrel
Original Assignee
Union Carbide Chem Plastic
Plastics Technology 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 Union Carbide Chem Plastic, Plastics Technology Corp filed Critical Union Carbide Chem Plastic
Publication of MX9305229A publication Critical patent/MX9305229A/es

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
    • 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
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04—Alumina
    • 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
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the 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
    • 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
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • 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
    • B01J35/61—Surface area
    • B01J35/612—Surface area less than 10 m2/g
    • 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
    • B01J35/63—Pore volume
    • B01J35/633—Pore volume less than 0.5 ml/g
    • 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
    • B01J35/64—Pore diameter
    • B01J35/653—500-1000 nm
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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)

Abstract

Esta invención está dirigida a un catalizador de gas de exhaustación mejorado para la combustión de productos de desperdicio gaseosos de los motores de combustión interna, particularmente automóviles, y motores de fuente estacionario industriales junto con un método para elaborar el mismo. El catalizador de gas de exhaustación comprende un portador de alfa-alúmina esencialmente puro y por lo menos un metal noble que se selecciona de platino, paladio y mezclas de los mismos, y tiene estabilidad excelente a través de uso a largo plazo.
MX9305229A 1992-08-28 1993-08-27 Catalizadores para tratar gases de exhaustacion de motores de combustion interna y motores de fuente estacionaria. MX9305229A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US93753392A 1992-08-28 1992-08-28

Publications (1)

Publication Number Publication Date
MX9305229A true MX9305229A (es) 1994-05-31

Family

ID=25470042

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9305229A MX9305229A (es) 1992-08-28 1993-08-27 Catalizadores para tratar gases de exhaustacion de motores de combustion interna y motores de fuente estacionaria.

Country Status (11)

Country Link
EP (1) EP0584887B1 (es)
JP (1) JP2767368B2 (es)
KR (1) KR100224522B1 (es)
CN (1) CN1090216A (es)
AT (1) ATE185287T1 (es)
AU (1) AU665852B2 (es)
CA (1) CA2105038C (es)
DE (1) DE69326659T2 (es)
DK (1) DK0584887T3 (es)
GR (1) GR3031994T3 (es)
MX (1) MX9305229A (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100429825B1 (ko) * 1996-12-31 2004-06-16 삼성전기주식회사 자동차배기가스정화용촉매및그제조방법
JP4504502B2 (ja) * 2000-03-24 2010-07-14 日本碍子株式会社 透明ハニカム構造体の製造方法
CN1095389C (zh) * 2000-08-04 2002-12-04 中山大学 处理氮氧化物/一氧化碳混合气体的方法
DE10048844A1 (de) * 2000-10-02 2002-04-11 Basf Ag Verfahren zur Herstellung von Platinmetall-Katalysatoren
DE10132441A1 (de) * 2001-07-04 2003-01-23 Studiengesellschaft Kohle Mbh Mischoxid-Katalysatoren und ihre Verwendung zur katalytischen Verbrennung
US7220390B2 (en) 2003-05-16 2007-05-22 Velocys, Inc. Microchannel with internal fin support for catalyst or sorption medium
RU2412001C2 (ru) * 2005-12-16 2011-02-20 Шелл Интернэшнл Рисерч Маатсхаппий Б.В. Способ приготовления катализатора синтеза углеводородов
JP5004925B2 (ja) * 2008-10-29 2012-08-22 三菱自動車工業株式会社 排気浄化触媒
US10422036B2 (en) * 2015-10-23 2019-09-24 GM Global Technology Operations LLC Suppressing aging of platinum group metal particles in a catalytic converter
US10702855B2 (en) * 2015-11-27 2020-07-07 Umicore Ag & Co. Kg Method of preparation of a monilithic catalyst for selective catalytic reduction of nitrogen oxides
ES2920432T3 (es) * 2015-11-27 2022-08-03 Umicore Ag & Co Kg Método de preparación de un catalizador monolítico para reducción catalítica selectiva de óxidos de nitrógeno
CN114950422B (zh) * 2022-06-29 2024-03-19 潍柴动力股份有限公司 一种甲烷氧化催化剂及其制备方法和应用
CN117646896B (zh) * 2024-01-29 2024-04-12 东北大学 一种污染物催化还原自换热装置、换热陶瓷球及燃烧器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3846343A (en) * 1970-02-13 1974-11-05 H Erickson Process for preparing a platinum-rhenium catalyst on an alumina support
JPS5246557B2 (es) * 1974-04-22 1977-11-25
JPS57165038A (en) * 1981-04-06 1982-10-09 Toyota Motor Corp Catalyst for purifying exhaust gas
US4762956A (en) * 1983-04-13 1988-08-09 Beijing Research Institute Of Chemical Industry He Ping Li Novel catalyst and process for hydrogenation of unsaturated hydrocarbons
JPS62180751A (ja) * 1986-02-03 1987-08-08 Toyota Central Res & Dev Lab Inc 耐熱性アルミナ担体
US4808394A (en) * 1987-09-08 1989-02-28 Phillips Petroleum Company Catalytic oxidation of carbon monoxide
US5021389A (en) * 1989-11-22 1991-06-04 Ford Motor Company Three-way catalyst for automotive emission control and method of making the catalyst

Also Published As

Publication number Publication date
GR3031994T3 (en) 2000-03-31
KR940003609A (ko) 1994-03-12
ATE185287T1 (de) 1999-10-15
JPH06198179A (ja) 1994-07-19
EP0584887A2 (en) 1994-03-02
JP2767368B2 (ja) 1998-06-18
AU665852B2 (en) 1996-01-18
AU4493293A (en) 1994-03-03
DK0584887T3 (da) 1999-12-27
CN1090216A (zh) 1994-08-03
CA2105038C (en) 1998-11-03
CA2105038A1 (en) 1994-03-01
DE69326659T2 (de) 2000-05-18
KR100224522B1 (ko) 1999-10-15
EP0584887B1 (en) 1999-10-06
DE69326659D1 (de) 1999-11-11
EP0584887A3 (en) 1994-09-14

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