DE69706176D1 - Dreiweg-umwandlungskatalysatoren und verfahren zu ihrer herstellung - Google Patents

Dreiweg-umwandlungskatalysatoren und verfahren zu ihrer herstellung

Info

Publication number
DE69706176D1
DE69706176D1 DE69706176T DE69706176T DE69706176D1 DE 69706176 D1 DE69706176 D1 DE 69706176D1 DE 69706176 T DE69706176 T DE 69706176T DE 69706176 T DE69706176 T DE 69706176T DE 69706176 D1 DE69706176 D1 DE 69706176D1
Authority
DE
Germany
Prior art keywords
support material
washcoat
catalytic component
slurry
way conversion
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
DE69706176T
Other languages
English (en)
Other versions
DE69706176T2 (de
Inventor
Joseph Andersen
John Bennett
John Cooper
Phillip Shady
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.)
Johnson Matthey PLC
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
Application granted granted Critical
Publication of DE69706176D1 publication Critical patent/DE69706176D1/de
Publication of DE69706176T2 publication Critical patent/DE69706176T2/de
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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • B01J23/8933—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/8946—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with alkali or alkaline earth 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
    • 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
    • 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
DE69706176T 1996-07-18 1997-07-17 Dreiweg-umwandlungskatalysatoren und verfahren zu ihrer herstellung Expired - Lifetime DE69706176T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9615123.8A GB9615123D0 (en) 1996-07-18 1996-07-18 Three-way conversion catalysts and methods for the preparation therof
PCT/GB1997/001944 WO1998003251A1 (en) 1996-07-18 1997-07-17 Three-way conversion catalysts and methods for the preparation therefor

Publications (2)

Publication Number Publication Date
DE69706176D1 true DE69706176D1 (de) 2001-09-20
DE69706176T2 DE69706176T2 (de) 2002-05-02

Family

ID=10797139

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69706176T Expired - Lifetime DE69706176T2 (de) 1996-07-18 1997-07-17 Dreiweg-umwandlungskatalysatoren und verfahren zu ihrer herstellung

Country Status (13)

Country Link
US (1) US6625976B1 (de)
EP (1) EP0912232B1 (de)
JP (1) JP4148997B2 (de)
CN (1) CN1159089C (de)
AT (1) ATE204202T1 (de)
AU (1) AU718374B2 (de)
BR (1) BR9710378A (de)
DE (1) DE69706176T2 (de)
ES (1) ES2162317T3 (de)
GB (1) GB9615123D0 (de)
TW (1) TW351682B (de)
WO (1) WO1998003251A1 (de)
ZA (1) ZA976249B (de)

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US6022825A (en) * 1998-01-08 2000-02-08 Johnson Matthey Public Limited Company Thermally durable low H2 S three-way catalysts
GB9813367D0 (en) 1998-06-22 1998-08-19 Johnson Matthey Plc Catalyst
US20020032123A1 (en) * 2000-02-23 2002-03-14 Ford Global Technologies, Inc. Exhaust gas catalyst and method of manufacturing same
GB0022786D0 (en) 2000-09-16 2000-11-01 Johnson Matthey Plc NOx-Trap composition
JP2002177781A (ja) * 2000-12-12 2002-06-25 Ict:Kk 排ガス浄化用触媒
US6866834B2 (en) * 2001-03-12 2005-03-15 Nissan Motor Co., Ltd. NOx reduction catalyst and NOx reduction system
US6756338B2 (en) 2001-09-19 2004-06-29 Johnson Matthey Public Limited Company Lean NOx trap/conversion catalyst
US6930073B2 (en) * 2001-11-05 2005-08-16 Delphi Technologies, Inc. NiO catalyst configurations, methods for making NOx adsorbers, and methods for reducing emissions
GB0211971D0 (en) 2002-05-24 2002-07-03 Johnson Matthey Plc Spark ignition engine including three-way catalyst
CN100509119C (zh) * 2004-02-11 2009-07-08 乌米科雷股份两合公司 具有沿轴向变化的贵金属浓度的废气净化催化剂和用于制备该催化剂的方法
EP1728766A4 (de) * 2004-03-22 2009-04-22 Daihatsu Motor Co Ltd Mischoxid vom perowskit-typ, katalysatorzusammensetzung und verfahren zur herstellung des mischoxids vom perowskit-typ
US7601671B2 (en) * 2004-10-28 2009-10-13 Umicore Ag & Co. Kg Drying method for exhaust gas catalyst
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
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
TW200914267A (en) * 2007-01-16 2009-04-01 Dow Global Technologies Inc Stretch fabrics and garments of olefin block polymers
US8007750B2 (en) 2007-07-19 2011-08-30 Basf Corporation Multilayered catalyst compositions
US7879755B2 (en) * 2007-08-09 2011-02-01 Basf Corporation Catalyst compositions
US8038951B2 (en) 2007-08-09 2011-10-18 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
JP5350614B2 (ja) * 2007-08-22 2013-11-27 本田技研工業株式会社 排ガス浄化触媒及びこれを用いた排ガス浄化装置
US20090175773A1 (en) * 2008-01-08 2009-07-09 Chen Shau-Lin F Multilayered Catalyst Compositions
EP2127729A1 (de) * 2008-05-30 2009-12-02 Mazda Motor Corporation Abgasreinigungskatalysator
JP4751916B2 (ja) 2008-06-30 2011-08-17 トヨタ自動車株式会社 排ガス浄化用触媒
DE102009009579B4 (de) 2009-02-19 2015-01-08 Chemisch-Thermische Prozesstechnik Gmbh Verfahren zum Beschichten der Kanäle eines Wabenkörpers, Vorrichtung zur Durchführung des Verfahrens und Verwendung des beschichteten Wabenkörpers
JP5322733B2 (ja) * 2009-03-31 2013-10-23 Ｊｘ日鉱日石エネルギー株式会社 一酸化炭素の選択的酸化反応用触媒の製造方法
US8940242B2 (en) * 2009-04-17 2015-01-27 Basf Corporation Multi-zoned catalyst compositions
KR101483651B1 (ko) * 2012-12-13 2015-01-16 현대자동차 주식회사 내연 기관용 가스 정화 촉매
US9266092B2 (en) 2013-01-24 2016-02-23 Basf Corporation Automotive catalyst composites having a two-metal layer
EP2969206A4 (de) 2013-03-14 2016-07-06 Basf Corp Katalytischer artikel mit getrenntem überzug und verfahren zur herstellung davon
DE102015209987A1 (de) * 2014-06-04 2015-12-10 Johnson Matthey Public Limited Company Nicht-PGM-Ammoniakschlupfkatalysator
CN104307518B (zh) * 2014-11-05 2017-02-08 南通市康桥油脂有限公司 一种钯掺杂铈锆复合氧化物的制备方法
MX2018012907A (es) * 2016-04-22 2019-01-31 Basf Corp Catalizadores de metal del grupo platino sobre un soporte de alumina de poros grandes.
US11161098B2 (en) * 2018-05-18 2021-11-02 Umicore Ag & Co. Kg Three-way catalyst
CN112705213B (zh) * 2019-10-25 2022-06-07 中国石油化工股份有限公司 一种加氢脱硅催化剂及其制备方法
CN115608356A (zh) * 2021-07-12 2023-01-17 庄信万丰股份有限公司 用于废气处理应用的阴离子pgm羧酸盐辅助的pgm纳米颗粒合成

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US3929965A (en) 1974-05-16 1975-12-30 Grace W R & Co Dual purpose auto exhaust catalysts
JPS5881441A (ja) * 1981-11-11 1983-05-16 Nippon Shokubai Kagaku Kogyo Co Ltd 排ガス浄化用触媒の製法
EP0244127A1 (de) * 1986-04-16 1987-11-04 Johnson Matthey, Inc., Verfahren zum katalytischen Regeln von Autoabgasen
GB8610782D0 (en) 1986-05-02 1986-07-09 Vickers Plc Armoured vehicle
US4727052A (en) 1986-06-27 1988-02-23 Engelhard Corporation Catalyst compositions and methods of making the same
US4760044A (en) * 1987-06-15 1988-07-26 Allied-Signal Inc. Catalyst for minimizing the H2 S emissions from automotive exhaust and method of its manufacture
US5008090A (en) 1987-06-15 1991-04-16 Allied-Signal Inc. Catalytic process for minimizing the H2 S emissions from automotive exhaust
CA1334962C (en) 1988-04-14 1995-03-28 Tomohisa Ohata Catalyst for purifying exhaust gas and method for production thereof
GB8816667D0 (en) * 1988-07-13 1988-08-17 Johnson Matthey Plc Improvements in pollution control
US5139992A (en) 1989-11-08 1992-08-18 Engelhard Corporation Three-way conversion catalyst including a ceria-containing zirconia support
CA2027422A1 (en) 1989-11-08 1991-05-09 Samuel J. Tauster Three way conversion catalyst including a ceria-containing zirconia support
US5010051A (en) 1989-11-08 1991-04-23 Engelhard Corporation Staged three-way conversion catalyst and method of using the same
US5057483A (en) 1990-02-22 1991-10-15 Engelhard Corporation Catalyst composition containing segregated platinum and rhodium components
US5254519A (en) 1990-02-22 1993-10-19 Engelhard Corporation Catalyst composition containing platinum and rhodium components
US5081095A (en) * 1990-09-10 1992-01-14 General Motors Corporation Method of making a support containing an alumina-ceria washcoat for a noble metal catalyst
JPH06504940A (ja) 1990-09-27 1994-06-09 エンゲルハード・コーポレーシヨン ベース金属酸化物助成ロジウム含有触媒組成物
US5212142A (en) 1991-11-04 1993-05-18 Engelhard Corporation High performance thermally stable catalyst
KR100361419B1 (ko) * 1991-11-26 2002-11-22 엥겔하드 코포레이션 세리아-알루미나 산화 촉매 및 그 사용 방법
JP2708963B2 (ja) 1992-09-28 1998-02-04 エイエスイーシー・マニュファクチュアリング・カンパニー 固有の担体付きパラジウム含有スリーウェイ自動車用触媒
JP3246086B2 (ja) 1993-06-11 2002-01-15 トヨタ自動車株式会社 内燃機関の排気浄化装置
ATE178809T1 (de) 1993-06-25 1999-04-15 Engelhard Corp Zusammengesetzten schichtkatalysator
US6167696B1 (en) 1999-06-04 2001-01-02 Ford Motor Company Exhaust gas purification system for low emission vehicle

Also Published As

Publication number Publication date
CN1230899A (zh) 1999-10-06
EP0912232A1 (de) 1999-05-06
WO1998003251A1 (en) 1998-01-29
DE69706176T2 (de) 2002-05-02
BR9710378A (pt) 1999-08-17
EP0912232B1 (de) 2001-08-16
US6625976B1 (en) 2003-09-30
CN1159089C (zh) 2004-07-28
JP2000515419A (ja) 2000-11-21
AU3553797A (en) 1998-02-10
TW351682B (en) 1999-02-01
ATE204202T1 (de) 2001-09-15
AU718374B2 (en) 2000-04-13
ZA976249B (en) 1998-02-03
ES2162317T3 (es) 2001-12-16
GB9615123D0 (en) 1996-09-04
JP4148997B2 (ja) 2008-09-10

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Representative=s name: KROHER, STROBEL RECHTS- UND PATENTANWAELTE, 80336

8328 Change in the person/name/address of the agent

Representative=s name: DR. SCHOEN & PARTNER, 80336 MUENCHEN