JPH0574415B2 - - Google Patents

Info

Publication number
JPH0574415B2
JPH0574415B2 JP86116247A JP11624786A JPH0574415B2 JP H0574415 B2 JPH0574415 B2 JP H0574415B2 JP 86116247 A JP86116247 A JP 86116247A JP 11624786 A JP11624786 A JP 11624786A JP H0574415 B2 JPH0574415 B2 JP H0574415B2
Authority
JP
Japan
Prior art keywords
alumina
supported
manufacturing
cerium oxide
rhodium
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
JP86116247A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6291244A (ja
Inventor
Tomohisa Oohata
Sadao Terui
Eiichi Shiraishi
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.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co Ltd
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 Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Publication of JPS6291244A publication Critical patent/JPS6291244A/ja
Publication of JPH0574415B2 publication Critical patent/JPH0574415B2/ja
Granted 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
    • B01J23/38—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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional [3D] monoliths
    • B01J35/57—Honeycombs
    • 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
    • B01J35/613—10-100 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
    • B01J35/61—Surface area
    • B01J35/615—100-500 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
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional [3D] monoliths
    • 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)
JP61116247A 1985-05-23 1986-05-22 排気ガス浄化用触媒の製造方法 Granted JPS6291244A (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP60-109372 1985-05-23
JP10937285 1985-05-23
JP60-137784 1985-06-26
JP13778485 1985-06-26

Publications (2)

Publication Number Publication Date
JPS6291244A JPS6291244A (ja) 1987-04-25
JPH0574415B2 true JPH0574415B2 (cg-RX-API-DMAC7.html) 1993-10-18

Family

ID=26449133

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61116247A Granted JPS6291244A (ja) 1985-05-23 1986-05-22 排気ガス浄化用触媒の製造方法

Country Status (6)

Country Link
US (1) US4708946A (cg-RX-API-DMAC7.html)
EP (1) EP0203525B1 (cg-RX-API-DMAC7.html)
JP (1) JPS6291244A (cg-RX-API-DMAC7.html)
KR (1) KR910004071B1 (cg-RX-API-DMAC7.html)
AT (1) ATE52200T1 (cg-RX-API-DMAC7.html)
DE (1) DE3670579D1 (cg-RX-API-DMAC7.html)

Families Citing this family (72)

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US4839146A (en) * 1987-04-15 1989-06-13 General Motors Corporation Catalyst for simultaneous NO decomposition and CO oxidation under cycled operating conditions
US4782038C1 (en) * 1987-10-26 2001-04-17 Ford Motor Co Platinum group alumina-supported metal oxidation catalysts and method of making same
JPH0622684B2 (ja) * 1987-11-24 1994-03-30 トヨタ自動車株式会社 排気ガス浄化用モノリス触媒
DE3803122C1 (cg-RX-API-DMAC7.html) * 1988-02-03 1989-07-13 Degussa Ag, 6000 Frankfurt, De
US5286699A (en) * 1988-12-09 1994-02-15 Nippon Shokubai Kagaku Kogyo Co., Ltd. Exhaust gas purifying catalyst suppressing the generation of hydrogen sulfide and method of making the catalyst
JP2553678B2 (ja) * 1988-12-09 1996-11-13 松下電器産業株式会社 石油ストーブの燃焼ガス浄化用触媒
CA2011484C (en) * 1989-04-19 1997-03-04 Joseph C. Dettling Palladium-containing, ceria-supported platinum catalyst and catalyst assembly including the same
JP3113662B2 (ja) * 1990-02-26 2000-12-04 株式会社日本触媒 ディーゼルエンジン排ガス浄化用触媒体
US5064803A (en) * 1990-08-31 1991-11-12 Allied-Signal Inc. Preparation of three-way catalysts with highly dispersed ceria
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
JP3285614B2 (ja) * 1992-07-30 2002-05-27 日本碍子株式会社 排ガス浄化用触媒及びその製造方法
US5597771A (en) * 1993-06-25 1997-01-28 Engelhard Corporation Layered catalyst composite
US5877377A (en) * 1993-08-14 1999-03-02 Johnson Matthey Public Limited Company Metal oxide catalyst and use thereof in chemical reactions
GB9316955D0 (en) 1993-08-14 1993-09-29 Johnson Matthey Plc Improvements in catalysts
US5514346A (en) * 1994-04-01 1996-05-07 Fujita; Sanai Dryer for deodorization and sterilization
US6044644A (en) 1994-12-06 2000-04-04 Engelhard Corporation Close coupled catalyst
JP3664182B2 (ja) * 1994-12-19 2005-06-22 トヨタ自動車株式会社 高耐熱性排ガス浄化用触媒とその製造方法
US6129834A (en) * 1995-05-05 2000-10-10 W. R. Grace & Co. -Conn. NOx reduction compositions for use in FCC processes
US6165933A (en) * 1995-05-05 2000-12-26 W. R. Grace & Co.-Conn. Reduced NOx combustion promoter for use in FCC processes
US6087298A (en) * 1996-05-14 2000-07-11 Engelhard Corporation Exhaust gas treatment system
US6509511B1 (en) * 1998-10-07 2003-01-21 Guild Associates, Inc. Process for the conversion of perfluoroalkanes, a catalyst for use therein and a method for its preparation
US5948723A (en) * 1996-09-04 1999-09-07 Engelhard Corporation Layered catalyst composite
US5948377A (en) * 1996-09-04 1999-09-07 Engelhard Corporation Catalyst composition
US5981427A (en) * 1996-09-04 1999-11-09 Engelhard Corporation Catalyst composition
US5898014A (en) * 1996-09-27 1999-04-27 Engelhard Corporation Catalyst composition containing oxygen storage components
US6248688B1 (en) 1996-09-27 2001-06-19 Engelhard Corporation Catalyst composition containing oxygen storage components
TW442324B (en) 1996-12-06 2001-06-23 Engelhard Corp Catalytic metal plate
US6921738B2 (en) 1996-12-06 2005-07-26 Engelhard Corporation Catalytic metal plate
US6110862A (en) * 1998-05-07 2000-08-29 Engelhard Corporation Catalytic material having improved conversion performance
DE60044334D1 (de) * 1999-03-18 2010-06-17 Panasonic Elec Works Co Ltd Verwendung eines katalysators für die wasser-gas-umwandlungsreaktion, verfahren zur entfernung von krgieerzeugung aus einer brennstoffzelle
EP1196234B1 (en) * 1999-07-02 2007-04-18 Engelhard Corporation Catalyst system for treating diesel engine exhaust gases and method
DE10013895A1 (de) 2000-03-21 2001-10-04 Dmc2 Degussa Metals Catalysts Cerdec Ag Verfahren zur katalytischen Umsetzung von Kohlenmonoxid in einem Wasserstoff enthaltenden Gasgemisch
DE10013894A1 (de) * 2000-03-21 2001-10-04 Dmc2 Degussa Metals Catalysts Verfahren zur katalytischen Umsetzung von Kohlenmonoxid in einem Wasserstoff enthaltenden Gasgemisch mit verbessertem Kaltstartverhalten und Katalysator hierfür
EP1314690A4 (en) * 2000-08-18 2005-09-14 Matsushita Electric Industrial Co Ltd DEVICE FOR PURIFYING HYDROGEN
JP4006976B2 (ja) 2000-11-15 2007-11-14 株式会社豊田中央研究所 複合酸化物粉末とその製造方法及び触媒
US20020174603A1 (en) * 2001-03-23 2002-11-28 Shabbir Ahmed Method for generating hydrogen for fuel cells
KR100410942B1 (ko) * 2001-07-28 2003-12-18 현대자동차주식회사 다공성 팔라듐 삼원촉매의 제조방법
JP2003112058A (ja) * 2001-07-30 2003-04-15 Denso Corp セラミック触媒体
US20050205465A1 (en) * 2002-02-22 2005-09-22 Peters Alan W NOx reduction compositions for use in FCC processes
US6903051B2 (en) * 2002-04-12 2005-06-07 Corning Incorporated In situ theta alumina coated monolithic catalyst supports
JP4079717B2 (ja) * 2002-08-05 2008-04-23 株式会社日本自動車部品総合研究所 セラミック触媒体
JP4584555B2 (ja) * 2002-10-17 2010-11-24 株式会社デンソー セラミック触媒体
US20040266615A1 (en) * 2003-06-25 2004-12-30 Watson Junko M. Catalyst support and steam reforming catalyst
US8277773B2 (en) 2004-02-13 2012-10-02 Velocys Corp. Steam reforming method
JP4313708B2 (ja) * 2003-06-27 2009-08-12 株式会社日本自動車部品総合研究所 セラミック担体
US7163963B2 (en) * 2003-09-08 2007-01-16 Conocophillips Company Chemically and thermally stabilized alumina for Fischer-Tropsch catalysts
US20050054526A1 (en) * 2003-09-08 2005-03-10 Engelhard Corporation Coated substrate and process of preparation thereof
US20050153836A1 (en) * 2004-01-13 2005-07-14 Yuichi Matsuo Purification catalyst for exhaust gas, production method therefor, and purification catalyst device for exhaust gas
JP4204487B2 (ja) * 2004-01-21 2009-01-07 本田技研工業株式会社 排ガス浄化触媒及びその製造方法、並びに車用排ガス浄化触媒装置
US20050164879A1 (en) * 2004-01-28 2005-07-28 Engelhard Corporation Layered SOx tolerant NOx trap catalysts and methods of making and using the same
US7678347B2 (en) 2005-07-15 2010-03-16 Basf Catalysts Llc High phosphorous poisoning resistant catalysts for treating automobile exhaust
KR100747167B1 (ko) * 2005-11-10 2007-08-07 현대자동차주식회사 불균일 2중층 코팅구조의 삼원촉매 제조방법
US8119075B2 (en) * 2005-11-10 2012-02-21 Basf Corporation Diesel particulate filters having ultra-thin catalyzed oxidation coatings
US7506504B2 (en) * 2005-12-21 2009-03-24 Basf Catalysts Llc DOC and particulate control system for diesel engines
US7749472B2 (en) * 2006-08-14 2010-07-06 Basf Corporation Phosgard, a new way to improve poison resistance in three-way catalyst applications
US7550124B2 (en) 2006-08-21 2009-06-23 Basf Catalysts Llc Layered catalyst composite
US7754171B2 (en) * 2007-02-02 2010-07-13 Basf Corporation Multilayered catalyst compositions
US8038951B2 (en) 2007-08-09 2011-10-18 Basf Corporation Catalyst compositions
US7922988B2 (en) * 2007-08-09 2011-04-12 Michel Deeba Multilayered catalyst compositions
WO2012175409A1 (en) 2011-06-21 2012-12-27 Umicore Ag & Co. Kg Method for the deposition of metals on support oxides
CN107335447B (zh) * 2017-06-15 2020-10-27 华南理工大学 一种用于净化挥发性有机物的催化剂及其制备方法
JP6771005B2 (ja) * 2018-09-12 2020-10-21 イビデン株式会社 ハニカム構造体の製造方法
JP6764451B2 (ja) * 2018-09-12 2020-09-30 イビデン株式会社 ハニカム構造体の製造方法
CN111215065B (zh) * 2018-11-26 2023-03-14 中国科学院大连化学物理研究所 水汽变换催化剂及制备和应用
US11745169B1 (en) * 2019-05-17 2023-09-05 Unm Rainforest Innovations Single atom metal doped ceria for CO oxidation and HC hydrogenation/oxidation
WO2020263806A1 (en) * 2019-06-27 2020-12-30 Basf Corporation Catalytic article and method of manufacturing the catalytic article
US12320288B2 (en) 2019-10-18 2025-06-03 Umicore Shokubai Japan Co., Ltd. Exhaust gas purification catalyst, method of purifying exhaust gas, and method of manufacturing exhaust gas purification catalyst
CN112675845B (zh) * 2020-12-28 2022-03-29 四川大学 一种用于天然气车尾气净化的Pd-Rh单涂层催化剂及其制备方法
US20230129600A1 (en) * 2021-10-26 2023-04-27 Johnson Matthey Public Limited Company Polymaleic acid assisted metal nanoparticle synthesis for three-way catalysis application
CN114588894B (zh) * 2022-03-22 2023-06-16 中国科学院赣江创新研究院 一种铑基催化剂及其制备方法与应用
JP2025007529A (ja) * 2023-07-03 2025-01-17 株式会社西部技研 ガス濃縮装置

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US4206087A (en) * 1977-01-06 1980-06-03 Engelhard Minerals & Chemicals Corporation Catalyst for reducing pollutants in waste gas streams and process for preparing the catalyst
DE2908671A1 (de) * 1979-03-06 1980-09-25 Degussa Verbesserte traegermatrix fuer katalysatoren
US4331565A (en) * 1980-11-28 1982-05-25 General Motors Corporation Method for forming high surface area catalyst carrier and catalyst using same
CA1213874A (en) * 1983-05-12 1986-11-12 Tomohisa Ohata Process for producing honeycomb catalyst for exhaust gas conversion
GB2141634A (en) * 1983-05-23 1985-01-03 Atomic Energy Authority Uk Lead resistant catalyst
JPS60110334A (ja) * 1983-11-21 1985-06-15 Nissan Motor Co Ltd 排ガス浄化用触媒の製造方法
JPS60206447A (ja) * 1984-03-29 1985-10-18 Nissan Motor Co Ltd 排気ガス浄化用触媒の製造方法

Also Published As

Publication number Publication date
EP0203525A1 (en) 1986-12-03
DE3670579D1 (de) 1990-05-31
EP0203525B1 (en) 1990-04-25
US4708946A (en) 1987-11-24
KR860008798A (ko) 1986-12-18
JPS6291244A (ja) 1987-04-25
KR910004071B1 (ko) 1991-06-22
ATE52200T1 (de) 1990-05-15

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