WO2008152638A3 - Materials, their preparation, and their uses in electrodes for fuel cells - Google Patents

Materials, their preparation, and their uses in electrodes for fuel cells Download PDF

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Publication number
WO2008152638A3
WO2008152638A3 PCT/IL2008/000801 IL2008000801W WO2008152638A3 WO 2008152638 A3 WO2008152638 A3 WO 2008152638A3 IL 2008000801 W IL2008000801 W IL 2008000801W WO 2008152638 A3 WO2008152638 A3 WO 2008152638A3
Authority
WO
WIPO (PCT)
Prior art keywords
fuel cells
electrodes
preparation
materials
catalyst
Prior art date
Application number
PCT/IL2008/000801
Other languages
French (fr)
Other versions
WO2008152638A2 (en
Inventor
Alex Schechter
Hanan Teller
Oleg Stanevsky
Yehuda Frish
Igor Derzy
Original Assignee
Fuel Cell Vision 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 Fuel Cell Vision Ltd. filed Critical Fuel Cell Vision Ltd.
Publication of WO2008152638A2 publication Critical patent/WO2008152638A2/en
Publication of WO2008152638A3 publication Critical patent/WO2008152638A3/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/90—Selection of catalytic material
    • H01M4/92—Metals of platinum group
    • H01M4/921—Alloys or mixtures with metallic elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/8605—Porous electrodes
    • H01M4/8621—Porous electrodes containing only metallic or ceramic material, e.g. made by sintering or sputtering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
    • H01M4/8652—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites as mixture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
    • H01M4/8882—Heat treatment, e.g. drying, baking
    • H01M4/8885—Sintering or firing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/90—Selection of catalytic material
    • H01M4/92—Metals of platinum group
    • H01M4/925—Metals of platinum group supported on carriers, e.g. powder carriers
    • H01M4/926—Metals of platinum group supported on carriers, e.g. powder carriers on carbon or graphite
    • 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

Abstract

Provided are a catalyst and a method for manufacturing it, wherein the catalyst contains at least Pt, Sn, and one of TiO2, ZrO2, and CeO2. The catalyst is advantageously formulated with a porous matrix and is used in preparing anode for fuel cells of various types.
PCT/IL2008/000801 2007-06-14 2008-06-12 Materials, their preparation, and their uses in electrodes for fuel cells WO2008152638A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL183967A IL183967A0 (en) 2007-06-14 2007-06-14 Preparation methods and novel materials for direct methanol fuel cell (dmfc) anodes
IL183967 2007-06-14

Publications (2)

Publication Number Publication Date
WO2008152638A2 WO2008152638A2 (en) 2008-12-18
WO2008152638A3 true WO2008152638A3 (en) 2010-02-25

Family

ID=40130283

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IL2008/000801 WO2008152638A2 (en) 2007-06-14 2008-06-12 Materials, their preparation, and their uses in electrodes for fuel cells

Country Status (2)

Country Link
IL (1) IL183967A0 (en)
WO (1) WO2008152638A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102780011A (en) * 2012-06-29 2012-11-14 青岛科技大学 Direct methanol fuel cell anode catalyst and preparation method of direct methanol fuel cell anode catalyst
CN107029645A (en) * 2017-05-12 2017-08-11 武汉喜玛拉雅光电科技股份有限公司 A kind of continuous microwave synthesizer and the method that platinum carbon catalyst is prepared with it
CN114551904A (en) * 2022-02-25 2022-05-27 内蒙古科技大学 Composite rare earth catalyst and preparation method and application thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6156211A (en) * 1997-01-31 2000-12-05 Lynntech, Inc. Enhanced photocatalytic conversion of methane to methanol using a porous semiconductor membrane
US6833019B1 (en) * 2003-01-31 2004-12-21 The United States Of America As Represented By The Secretary Of The Navy Microwave assisted continuous synthesis of nanocrystalline powders and coatings using the polyol process
US7138159B2 (en) * 1998-02-24 2006-11-21 Cabot Corporation Method for the deposition of an electrocatalyst layer

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6156211A (en) * 1997-01-31 2000-12-05 Lynntech, Inc. Enhanced photocatalytic conversion of methane to methanol using a porous semiconductor membrane
US7138159B2 (en) * 1998-02-24 2006-11-21 Cabot Corporation Method for the deposition of an electrocatalyst layer
US6833019B1 (en) * 2003-01-31 2004-12-21 The United States Of America As Represented By The Secretary Of The Navy Microwave assisted continuous synthesis of nanocrystalline powders and coatings using the polyol process

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
KIM, T. ET AL.: "Effect of Sn in Pt-Ru-Sn ternary catalysis for CO/H2 and methanol electrooxidation", CHEMISTRY LETTERS, vol. 34, 25 February 2005 (2005-02-25), pages 798 - 799, Retrieved from the Internet <URL:http://www.jstage.jst.go.jp/article/cl/34/6/798/_pdf> [retrieved on 20081018] *
RUIZ-MARTINEZ, J. ET AL.: "Influence of the preparation method on the catalytic behaviour of PtSn/TiO2 catalysts", CATALYSIS TODAY, vol. 123, 13 March 2007 (2007-03-13), pages 235 - 244, Retrieved from the Internet <URL:http://www.sciencedirect.com/science_ob=Mlmg&_imagekey=B6TFG-4N7Y8BW-6-1&_cdi=52268_user=952835&_orig=search&_coverDate=05%2F302F2007&_sk=9987699988view=c&wchp=dGLbVtb-zSkWz&md5=5308b260430895bf63831bc63f3c322e&ie=/sdarticle.pdf> [retrieved on 20081018] *

Also Published As

Publication number Publication date
IL183967A0 (en) 2007-10-31
WO2008152638A2 (en) 2008-12-18

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