DE60328169D1 - Verfahren für die selektive Oxidation von Kohlenmonoxid an einem Ruthenium und Zinkoxid enthaltenden Katalysator - Google Patents

Verfahren für die selektive Oxidation von Kohlenmonoxid an einem Ruthenium und Zinkoxid enthaltenden Katalysator

Info

Publication number
DE60328169D1
DE60328169D1 DE60328169T DE60328169T DE60328169D1 DE 60328169 D1 DE60328169 D1 DE 60328169D1 DE 60328169 T DE60328169 T DE 60328169T DE 60328169 T DE60328169 T DE 60328169T DE 60328169 D1 DE60328169 D1 DE 60328169D1
Authority
DE
Germany
Prior art keywords
zinc oxide
carbon monoxide
ruthenium
catalyst containing
selective oxidation
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
DE60328169T
Other languages
English (en)
Inventor
Lawrence Shore
Wolfgang F Ruettinger
Robert J Ferrauto
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.)
BASF Catalysts LLC
Original Assignee
BASF Catalysts LLC
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 BASF Catalysts LLC filed Critical BASF Catalysts LLC
Application granted granted Critical
Publication of DE60328169D1 publication Critical patent/DE60328169D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • B01J23/54—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
    • B01J23/60—Platinum group metals with zinc, cadmium or mercury
    • 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 monoliths
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
    • C01B3/06—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents
    • C01B3/12—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents by reaction of water vapour with carbon monoxide
    • C01B3/16—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents by reaction of water vapour with carbon monoxide using catalysts
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
    • C01B3/56—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with solids; Regeneration of used solids
    • C01B3/58—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with solids; Regeneration of used solids including a catalytic reaction
    • C01B3/583—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with solids; Regeneration of used solids including a catalytic reaction the reaction being the selective oxidation of carbon monoxide
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
    • H01M8/0606—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants
    • H01M8/0612—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants from carbon-containing material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
    • H01M8/0662—Treatment of gaseous reactants or gaseous residues, e.g. cleaning
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
    • H01M8/0662—Treatment of gaseous reactants or gaseous residues, e.g. cleaning
    • H01M8/0668—Removal of carbon monoxide or carbon dioxide
    • 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
    • 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
    • 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
    • B01J37/0248—Coatings comprising impregnated particles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0435—Catalytic purification
    • C01B2203/044—Selective oxidation of carbon monoxide
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0465—Composition of the impurity
    • C01B2203/047—Composition of the impurity the impurity being carbon monoxide
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M2008/1095—Fuel cells with polymeric electrolytes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
    • H01M8/0606—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants
    • H01M8/0612—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants from carbon-containing material
    • H01M8/0618—Reforming processes, e.g. autothermal, partial oxidation or steam reforming
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Sustainable Energy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Catalysts (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Industrial Gases (AREA)
DE60328169T 2002-03-18 2003-03-11 Verfahren für die selektive Oxidation von Kohlenmonoxid an einem Ruthenium und Zinkoxid enthaltenden Katalysator Expired - Lifetime DE60328169D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/100,472 US20020131925A1 (en) 2000-09-25 2002-03-18 Ruthenium oxidation catalyst
PCT/US2003/007521 WO2003080238A1 (en) 2002-03-18 2003-03-11 Catalyst containing ruthenium and zinc oxide for co oxidation

Publications (1)

Publication Number Publication Date
DE60328169D1 true DE60328169D1 (de) 2009-08-13

Family

ID=28452315

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60328169T Expired - Lifetime DE60328169D1 (de) 2002-03-18 2003-03-11 Verfahren für die selektive Oxidation von Kohlenmonoxid an einem Ruthenium und Zinkoxid enthaltenden Katalysator

Country Status (7)

Country Link
US (1) US20020131925A1 (de)
EP (1) EP1485202B1 (de)
JP (1) JP4328627B2 (de)
AT (1) ATE435066T1 (de)
AU (1) AU2003223265A1 (de)
DE (1) DE60328169D1 (de)
WO (1) WO2003080238A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US7824656B2 (en) * 2005-03-24 2010-11-02 University Of Regina Catalysts for hydrogen production
WO2006130858A2 (en) * 2005-06-02 2006-12-07 Symyx Technologies, Inc. Catalysts for co oxidation, voc combustion and nox reduction and methods of making and using same
RU2422357C2 (ru) * 2005-09-23 2011-06-27 Мекс, Инк. Катализаторы на основе оксида рутения для конверсии диоксида серы в триоксид серы
US7810319B2 (en) * 2006-02-14 2010-10-12 Ford Global Technologies, Llc Catalytic device with fuel cell portion and catalytic conversion portion
KR100823477B1 (ko) * 2006-09-11 2008-04-21 삼성에스디아이 주식회사 연료 전지 시스템의 개질기 및 그를 포함하는 연료 전지시스템
FR2970881B1 (fr) * 2011-01-31 2015-03-20 IFP Energies Nouvelles Catalyseur thioresistant, procede de fabrication et utilisation en hydrogenation selective
CN111545197B (zh) * 2020-05-15 2023-02-28 湖北大学 一种Ru-ZnO光催化剂在催化净化空气中甲烷的应用

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3922337A (en) * 1970-07-22 1975-11-25 Ici Ltd Hydrogen
BE794625A (fr) * 1972-01-27 1973-05-16 British Gas Corp Perfectionnements relatifs a des catalyseurs
US4034061A (en) * 1972-11-16 1977-07-05 Union Oil Company Of California Aluminum borate catalyst compositions and use thereof in chemical conversions
DE2402519C3 (de) * 1974-01-19 1980-10-09 Kali-Chemie Ag, 3000 Hannover Autoabgasreinigungs-Katalysator
US4177219A (en) * 1978-04-24 1979-12-04 Standard Oil Company (Indiana) Process for selective ethyl scission of ethylaromatics to methylaromatics
US4497902A (en) * 1979-04-11 1985-02-05 Standard Oil Company (Indiana) Composition for removing sulfur oxides from a gas
US4458098A (en) * 1980-11-17 1984-07-03 Uop Inc. Hydrocarbon dehydrogenation method and nonacidic multimetallic catalytic composite for use therein
US4478955A (en) * 1981-12-21 1984-10-23 The Standard Oil Company Upgrading synthesis gas
US4504674A (en) * 1982-02-12 1985-03-12 E. I. Dupont De Nemours & Co. Process for dimerizing acrylates to hexenedioates
JPS59204145A (ja) * 1983-05-02 1984-11-19 Toa Nenryo Kogyo Kk カルボニル化合物の製造方法
ZA848604B (en) * 1983-11-04 1985-06-26 Veg Gasinstituut Nv Process for the production of hydrogen
GB8728996D0 (en) * 1987-12-11 1988-01-27 Johnson Matthey Plc Catalysts
EP0361648B1 (de) * 1988-07-22 1993-04-07 Imperial Chemical Industries Plc Erzeugung von Wasserstoff welche Kohlenmonoxidkonvertierung mittels Wasserdampf umfasst
US5063193A (en) * 1990-06-06 1991-11-05 General Motors Corporation Base metal automotive exhaust catalysts with improved activity and stability and method of making the catalysts
US5877377A (en) * 1993-08-14 1999-03-02 Johnson Matthey Public Limited Company Metal oxide catalyst and use thereof in chemical reactions
US5523272A (en) * 1994-08-19 1996-06-04 Intevep, S.A. Catalyst and process for the production of alkyl tert alkyl ether from hydrocarbon feedstocks with high levels of sulfur
US5990040A (en) * 1995-01-11 1999-11-23 United Catalysts Inc. Promoted and stabilized copper oxide and zinc oxide catalyst and preparation
FR2747054B1 (fr) * 1996-04-09 1998-05-22 Inst Francais Du Petrole Procede de conversion du gaz de synthese en presence d'un catalyseur a base de cobalt et de titane
WO1998002377A1 (fr) * 1996-07-15 1998-01-22 Asahi Kasei Kogyo Kabushiki Kaisha Procede de preparation d'un gaz contenant de l'hydrogene pour pile a combustible
DE19645047A1 (de) * 1996-10-31 1998-05-07 Basf Ag Katalysatoren für die Aminierung von Alkylenoxiden, Alkoholen, Aldehyden und Ketonen
JPH11102719A (ja) * 1997-09-26 1999-04-13 Toyota Motor Corp 一酸化炭素濃度低減装置および一酸化炭素濃度低減方法並びに一酸化炭素選択酸化触媒
US6177381B1 (en) * 1998-11-03 2001-01-23 Uop Llc Layered catalyst composition and processes for preparing and using the composition
US6299995B1 (en) * 2000-05-31 2001-10-09 Uop Llc Process for carbon monoxide preferential oxidation for use with fuel cells
US6680279B2 (en) * 2002-01-24 2004-01-20 General Motors Corporation Nanostructured catalyst particle/catalyst carrier particle system

Also Published As

Publication number Publication date
JP2005520681A (ja) 2005-07-14
JP4328627B2 (ja) 2009-09-09
AU2003223265A1 (en) 2003-10-08
EP1485202A1 (de) 2004-12-15
EP1485202B1 (de) 2009-07-01
US20020131925A1 (en) 2002-09-19
ATE435066T1 (de) 2009-07-15
WO2003080238A1 (en) 2003-10-02

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