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BR9911494A - Catalisador compreendendo ródio em um suporte, e, processos para catalisar uma reação quìmica e para combater poluição de ar de gás de motor - Google Patents

Catalisador compreendendo ródio em um suporte, e, processos para catalisar uma reação quìmica e para combater poluição de ar de gás de motor

Info

Publication number
BR9911494A
BR9911494A BR9911494-1A BR9911494A BR9911494A BR 9911494 A BR9911494 A BR 9911494A BR 9911494 A BR9911494 A BR 9911494A BR 9911494 A BR9911494 A BR 9911494A
Authority
BR
Brazil
Prior art keywords
support
catalyst
rhodium
processes
chemical reaction
Prior art date
Application number
BR9911494-1A
Other languages
English (en)
Other versions
BR9911494B1 (pt
Inventor
Paul Joseph Andersen
Original Assignee
Johnson Matthey Plc
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 Johnson Matthey Plc filed Critical Johnson Matthey Plc
Publication of BR9911494A publication Critical patent/BR9911494A/pt
Publication of BR9911494B1 publication Critical patent/BR9911494B1/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
    • 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
    • B01J23/46—Ruthenium, rhodium, osmium or iridium
    • 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

"CATALISADOR COMPREENDENDO RóDIO EM UM SUPORTE, E, PROCESSOS PARA CATALISAR UMA REAçãO QUìMICA E PARA COMBATER POLUIçãO DE AR DE GáS DE MOTOR" Um catalisador compreendendo ródio em um suporte, o suporte compreendendo 52-95% zircónia, e 5-48% óxido de terra rara, com base no peso total de (a), e (b), a concentração de ródio no suporte sendo de 0,035 - 0,35% com base no peso total de ródio e o suporte, e o catalisador contendo 1,2-4,0 g por 16,4 cm^ 3^, em total de (a) e (b).
BRPI9911494-1A 1998-06-22 1999-06-16 composição catalisadora de três vias, veìculo incluindo a composição catalisadora, processo para catalisar uma reação quìmica, e, uso da composição catalisadora. BR9911494B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9813367.1A GB9813367D0 (en) 1998-06-22 1998-06-22 Catalyst
PCT/GB1999/001914 WO1999067020A1 (en) 1998-06-22 1999-06-16 Exhaust gas catalyst comprising rhodium, zirconia and rare earth oxide

Publications (2)

Publication Number Publication Date
BR9911494A true BR9911494A (pt) 2001-09-18
BR9911494B1 BR9911494B1 (pt) 2011-04-19

Family

ID=10834114

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9911494-1A BR9911494B1 (pt) 1998-06-22 1999-06-16 composição catalisadora de três vias, veìculo incluindo a composição catalisadora, processo para catalisar uma reação quìmica, e, uso da composição catalisadora.

Country Status (18)

Country Link
US (1) US6692712B1 (pt)
EP (1) EP1098702B1 (pt)
JP (1) JP4454855B2 (pt)
KR (1) KR100604139B1 (pt)
CN (1) CN1152743C (pt)
AU (1) AU737460B2 (pt)
BR (1) BR9911494B1 (pt)
CA (1) CA2335812C (pt)
CZ (1) CZ297085B6 (pt)
DE (1) DE69910791T2 (pt)
ES (1) ES2207236T3 (pt)
GB (1) GB9813367D0 (pt)
IN (1) IN2001MU00029A (pt)
MX (1) MX220384B (pt)
NO (1) NO321689B1 (pt)
NZ (1) NZ509109A (pt)
PL (1) PL198392B1 (pt)
WO (1) WO1999067020A1 (pt)

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US6930073B2 (en) * 2001-11-05 2005-08-16 Delphi Technologies, Inc. NiO catalyst configurations, methods for making NOx adsorbers, and methods for reducing emissions
US7582270B2 (en) 2002-10-28 2009-09-01 Geo2 Technologies, Inc. Multi-functional substantially fibrous mullite filtration substrates and devices
US6946013B2 (en) * 2002-10-28 2005-09-20 Geo2 Technologies, Inc. Ceramic exhaust filter
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JP4959129B2 (ja) 2004-02-16 2012-06-20 株式会社キャタラー 排ガス浄化用触媒
US20050202966A1 (en) * 2004-03-11 2005-09-15 W.C. Heraeus Gmbh Catalyst for the decomposition of N2O in the Ostwald process
CN100479920C (zh) 2004-03-11 2009-04-22 卡塔勒公司 排气净化催化剂
DE102004024026A1 (de) * 2004-03-11 2005-09-29 W.C. Heraeus Gmbh Katalysator zur N2O-Zersetzung beim Ostwaldprozess
JP4199691B2 (ja) * 2004-03-25 2008-12-17 田中貴金属工業株式会社 触媒
US7601671B2 (en) * 2004-10-28 2009-10-13 Umicore Ag & Co. Kg Drying method for exhaust gas catalyst
US8080494B2 (en) * 2004-12-14 2011-12-20 Nissan Motor Co., Ltd. Catalyst, exhaust gas purifying catalyst, and method of producing the catalyst
JP4737984B2 (ja) * 2004-12-15 2011-08-03 株式会社キャタラー 耐熱性酸化物
JP4654746B2 (ja) * 2005-04-14 2011-03-23 マツダ株式会社 排気ガス浄化触媒装置
US8115373B2 (en) * 2005-07-06 2012-02-14 Rochester Institute Of Technology Self-regenerating particulate trap systems for emissions and methods thereof
US20070078053A1 (en) * 2005-09-30 2007-04-05 U.S.A. As Represented By The Administrator Of The National Aeronautics And Space Administration Catalyst for decomposition of nitrogen oxides
JP4830624B2 (ja) * 2006-05-15 2011-12-07 マツダ株式会社 排気ガス浄化用触媒
JP2007301526A (ja) * 2006-05-15 2007-11-22 Toyota Central Res & Dev Lab Inc 排ガス浄化用触媒及びその製造方法
JP4826337B2 (ja) * 2006-05-23 2011-11-30 マツダ株式会社 排気ガス浄化用触媒及び排気ガス浄化方法
JP4265626B2 (ja) 2006-07-12 2009-05-20 トヨタ自動車株式会社 触媒担体粒子及びその製造方法、並びに排ガス浄化触媒
US7550124B2 (en) * 2006-08-21 2009-06-23 Basf Catalysts Llc Layered catalyst composite
US7758834B2 (en) * 2006-08-21 2010-07-20 Basf Corporation Layered catalyst composite
US7648675B2 (en) * 2006-10-06 2010-01-19 Zhang Shi C Reaction sintered zirconium carbide/tungsten composite bodies and a method for producing the same
JP5140987B2 (ja) * 2006-10-24 2013-02-13 トヨタ自動車株式会社 触媒担体及びその製造方法、並びに排ガス浄化触媒
DE602008002218D1 (de) * 2007-01-16 2010-09-30 Dow Global Technologies Inc Elastische fasern und kleidungsstücke aus olefinblockpolymeren
US8007750B2 (en) 2007-07-19 2011-08-30 Basf Corporation Multilayered catalyst compositions
US7802420B2 (en) * 2007-07-26 2010-09-28 Eaton Corporation Catalyst composition and structure for a diesel-fueled autothermal reformer placed in and exhaust stream
US7879755B2 (en) * 2007-08-09 2011-02-01 Basf Corporation Catalyst compositions
US7622096B2 (en) * 2007-08-09 2009-11-24 Basf Catalysts Llc Multilayered catalyst compositions
US7922988B2 (en) * 2007-08-09 2011-04-12 Michel Deeba Multilayered catalyst compositions
US8038951B2 (en) 2007-08-09 2011-10-18 Basf Corporation Catalyst compositions
US20090175773A1 (en) * 2008-01-08 2009-07-09 Chen Shau-Lin F Multilayered Catalyst Compositions
EP2368630A4 (en) * 2008-12-19 2013-07-31 Cataler Corp EMISSION CONTROL CATALYST
JP2010149015A (ja) 2008-12-24 2010-07-08 Mitsubishi Motors Corp 排気浄化触媒及び排気浄化装置
US8940242B2 (en) * 2009-04-17 2015-01-27 Basf Corporation Multi-zoned catalyst compositions
US8530372B2 (en) * 2009-07-22 2013-09-10 Basf Corporation Oxygen storage catalyst with decreased ceria reduction temperature
US8943811B2 (en) * 2010-12-22 2015-02-03 GM Global Technology Operations LLC Perovskite-based catalysts, catalyst combinations and methods of making and using the same
US8617496B2 (en) 2011-01-19 2013-12-31 Basf Corporation Three way conversion catalyst with alumina-free rhodium layer
CN102728395B (zh) * 2011-04-02 2014-05-07 中国科学院大连化学物理研究所 用于富氧气氛中还原氮氧化合物的催化剂及其制备和应用
US9011784B2 (en) * 2011-08-10 2015-04-21 Clean Diesel Technologies, Inc. Catalyst with lanthanide-doped zirconia and methods of making
US10828602B2 (en) 2015-10-27 2020-11-10 Cataler Corporation Exhaust gas purifying catalyst and method for producing same, and exhaust gas purification device using same
WO2017163916A1 (ja) * 2016-03-25 2017-09-28 株式会社キャタラー 排ガス浄化用触媒及びその製造方法並びにそれを用いた排ガス浄化装置
DE112017007871T5 (de) 2017-09-18 2020-05-14 Ford Global Technologies, Llc Katalysator zur emissionssteuerung in autos
GB2577372B (en) * 2018-07-27 2023-03-29 Johnson Matthey Plc Improved TWC catalsts containing high dopant support
JP7184743B2 (ja) * 2019-12-26 2022-12-06 トヨタ自動車株式会社 排ガス浄化用触媒
US11788450B2 (en) * 2020-10-30 2023-10-17 Johnson Matthey Public Limited Company TWC catalysts for gasoline engine exhaust gas treatments
EP4237141A1 (en) 2020-10-30 2023-09-06 Johnson Matthey Public Limited Company Novel tri-metal pgm catalysts for gasoline engine exhaust gas treatments

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JPS63116742A (ja) * 1986-11-04 1988-05-21 Toyota Motor Corp 排気ガス浄化用触媒
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Also Published As

Publication number Publication date
CZ20004881A3 (cs) 2001-08-15
NO20006550L (no) 2001-02-22
PL198392B1 (pl) 2008-06-30
PL345033A1 (en) 2001-11-19
CN1313787A (zh) 2001-09-19
KR100604139B1 (ko) 2006-07-25
JP4454855B2 (ja) 2010-04-21
ES2207236T3 (es) 2004-05-16
AU4518199A (en) 2000-01-10
IN2001MU00029A (pt) 2005-08-19
JP2002518171A (ja) 2002-06-25
DE69910791T2 (de) 2004-07-01
KR20010053142A (ko) 2001-06-25
EP1098702B1 (en) 2003-08-27
BR9911494B1 (pt) 2011-04-19
MX220384B (es) 2004-05-13
NZ509109A (en) 2002-09-27
CN1152743C (zh) 2004-06-09
NO321689B1 (no) 2006-06-19
CA2335812A1 (en) 1999-12-29
EP1098702A1 (en) 2001-05-16
NO20006550D0 (no) 2000-12-21
CA2335812C (en) 2008-03-25
US6692712B1 (en) 2004-02-17
DE69910791D1 (de) 2003-10-02
AU737460B2 (en) 2001-08-23
WO1999067020A1 (en) 1999-12-29
CZ297085B6 (cs) 2006-09-13
MXPA00012923A (es) 2001-09-01
GB9813367D0 (en) 1998-08-19

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 19/04/2011, OBSERVADAS AS CONDICOES LEGAIS.

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 19.04.2021