KR100969475B1 - 두 종류의 발수성을 갖는 연료전지용 캐소드 전극 및 그제조방법과 이를 포함하는 막전극 접합체 및 연료전지 - Google Patents

두 종류의 발수성을 갖는 연료전지용 캐소드 전극 및 그제조방법과 이를 포함하는 막전극 접합체 및 연료전지 Download PDF

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KR100969475B1
KR100969475B1 KR1020070104206A KR20070104206A KR100969475B1 KR 100969475 B1 KR100969475 B1 KR 100969475B1 KR 1020070104206 A KR1020070104206 A KR 1020070104206A KR 20070104206 A KR20070104206 A KR 20070104206A KR 100969475 B1 KR100969475 B1 KR 100969475B1
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fuel cell
carbon
catalyst layer
cathode electrode
water repellency
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Korean (ko)
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KR20090038748A (ko
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김혁
이원호
이창송
정성욱
이상현
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주식회사 엘지화학
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Priority to US12/682,868 priority patent/US8460836B2/en
Priority to EP08839811A priority patent/EP2212953B1/en
Priority to JP2010529851A priority patent/JP5384506B2/ja
Priority to PCT/KR2008/005899 priority patent/WO2009051368A2/en
Priority to CN200880111457.2A priority patent/CN101821880B/zh
Priority to TW097139738A priority patent/TWI365564B/zh
Publication of KR20090038748A publication Critical patent/KR20090038748A/ko
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Publication of KR100969475B1 publication Critical patent/KR100969475B1/ko
Priority to US13/890,832 priority patent/US9059470B2/en
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    • 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
    • H01M4/8825—Methods for deposition of the catalytic active composition
    • H01M4/8828—Coating with slurry or ink
    • 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
    • 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
    • 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
    • H01M4/8663—Selection of inactive substances as ingredients for catalytic active masses, e.g. binders, fillers
    • H01M4/8668—Binders
    • 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
    • H01M4/8803—Supports for the deposition of the catalytic active composition
    • H01M4/8807—Gas diffusion layers
    • 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
    • H01M4/8803—Supports for the deposition of the catalytic active composition
    • H01M4/881—Electrolytic membranes
    • 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
    • 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
    • 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
    • H01M8/02—Details
    • 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
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
    • H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
    • 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
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
    • H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
    • H01M8/04126—Humidifying
    • H01M8/04149—Humidifying by diffusion, e.g. making use of membranes
    • 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
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
    • H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
    • H01M8/04156—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying with product water removal
    • H01M8/04171—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying with product water removal using adsorbents, wicks or hydrophilic material
    • 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
    • H01M2004/8678—Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
    • H01M2004/8689—Positive electrodes
    • 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
    • H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
    • H01M8/1018—Polymeric electrolyte materials
    • H01M8/102—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
    • H01M8/1023—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having only carbon, e.g. polyarylenes, polystyrenes or polybutadiene-styrenes
    • 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
    • H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
    • H01M8/1018—Polymeric electrolyte materials
    • H01M8/1039—Polymeric electrolyte materials halogenated, e.g. sulfonated polyvinylidene fluorides
    • 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Materials Engineering (AREA)
  • Inert Electrodes (AREA)
  • Fuel Cell (AREA)
KR1020070104206A 2007-10-16 2007-10-16 두 종류의 발수성을 갖는 연료전지용 캐소드 전극 및 그제조방법과 이를 포함하는 막전극 접합체 및 연료전지 Active KR100969475B1 (ko)

Priority Applications (8)

Application Number Priority Date Filing Date Title
KR1020070104206A KR100969475B1 (ko) 2007-10-16 2007-10-16 두 종류의 발수성을 갖는 연료전지용 캐소드 전극 및 그제조방법과 이를 포함하는 막전극 접합체 및 연료전지
EP08839811A EP2212953B1 (en) 2007-10-16 2008-10-08 Cathode for fuel cell having two kinds of water-repellency and method of preparing the same and membrane electrode assembly and fuel cell comprising the same
JP2010529851A JP5384506B2 (ja) 2007-10-16 2008-10-08 ２種の撥水性を持つ燃料電池用カソード電極及びその製造方法、並びにそれを含む膜電極接合体及び燃料電池
PCT/KR2008/005899 WO2009051368A2 (en) 2007-10-16 2008-10-08 Cathode for fuel cell having two kinds of water-repellency and method of preparing the same and membrane electrode assembly and fuel cell comprising the same
US12/682,868 US8460836B2 (en) 2007-10-16 2008-10-08 Cathode for fuel cell
CN200880111457.2A CN101821880B (zh) 2007-10-16 2008-10-08 具有两种憎水性的用于燃料电池的阴极及其制备方法以及包含该阴极的膜电极组件和燃料电池
TW097139738A TWI365564B (en) 2007-10-16 2008-10-16 Cathode for fuel cell having two kinds of water-repellency and method of preparing the same and membrane electrode assembly and fuel cell comprising the same
US13/890,832 US9059470B2 (en) 2007-10-16 2013-05-09 Method of preparing cathode for fuel having two kinds of water-repellency

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Application Number Priority Date Filing Date Title
KR1020070104206A KR100969475B1 (ko) 2007-10-16 2007-10-16 두 종류의 발수성을 갖는 연료전지용 캐소드 전극 및 그제조방법과 이를 포함하는 막전극 접합체 및 연료전지

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KR20090038748A KR20090038748A (ko) 2009-04-21
KR100969475B1 true KR100969475B1 (ko) 2010-07-14

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US (2) US8460836B2 (https=)
EP (1) EP2212953B1 (https=)
JP (1) JP5384506B2 (https=)
KR (1) KR100969475B1 (https=)
CN (1) CN101821880B (https=)
TW (1) TWI365564B (https=)
WO (1) WO2009051368A2 (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8153435B1 (en) 2005-03-30 2012-04-10 Tracer Detection Technology Corp. Methods and articles for identifying objects using encapsulated perfluorocarbon tracers
KR20130082305A (ko) * 2012-01-11 2013-07-19 삼성전자주식회사 연료 전지 시스템 내에서 기액 분리 기능을 제공하는 하이브리드 소음기
US9782767B2 (en) * 2013-06-14 2017-10-10 Lg Chem, Ltd. Sulfonate-based compound and polymer electrolyte membrane using same
JP6536477B2 (ja) * 2016-05-13 2019-07-03 トヨタ自動車株式会社 燃料電池
CN109524674B (zh) * 2017-09-19 2022-06-21 粟青青 提升燃料电池膜电极阴极催化层性能的方法
CN112820884A (zh) * 2019-11-18 2021-05-18 坤艾新材料科技(上海)有限公司 用于制备电极的多有机配体单原子铂溶液以及电极
DE102019219773A1 (de) * 2019-12-17 2021-06-17 Robert Bosch Gesellschaft mit beschränkter Haftung Gasdiffusionsschicht für eine elektrochemische Zelle
CN111916765B (zh) * 2020-07-29 2022-02-11 一汽解放汽车有限公司 一种燃料电池中气体扩散层的制备方法
CN112062227A (zh) * 2020-08-10 2020-12-11 杭州洁安环保科技有限公司 一种减少阴极表面结垢的方法
CN113964356A (zh) * 2021-09-28 2022-01-21 三一汽车制造有限公司 燃料电池膜电极、膜电极制备方法、燃料电池系统和车辆
CN114082574A (zh) * 2021-11-25 2022-02-25 中国科学院长春应用化学研究所 水电解及燃料电池膜电极制备用超声喷涂设备用进料单元
CN114744263B (zh) * 2022-04-25 2024-06-14 中国第一汽车股份有限公司 燃料电池膜电极
CN116111152A (zh) * 2022-12-27 2023-05-12 上海空间电源研究所 一种具有疏水粘结剂梯度化阴极催化层的高温质子交换膜燃料电池膜电极及制备方法
CN116905029B (zh) * 2023-09-14 2023-12-01 北京英博新能源有限公司 复合催化剂、复合催化剂涂层膜及其制备方法和电解水制氢设备

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002124270A (ja) * 2000-08-11 2002-04-26 Sanyo Electric Co Ltd 燃料電池

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7098163B2 (en) * 1998-08-27 2006-08-29 Cabot Corporation Method of producing membrane electrode assemblies for use in proton exchange membrane and direct methanol fuel cells
JP3843838B2 (ja) 2001-12-28 2006-11-08 日産自動車株式会社 燃料電池
US20040166397A1 (en) * 2002-11-08 2004-08-26 Valdez Thomas I. Cathode structure for direct methanol fuel cell
JP2004327358A (ja) * 2003-04-28 2004-11-18 Nissan Motor Co Ltd 固体高分子型燃料電池
DE10344500A1 (de) * 2003-09-24 2005-05-19 Basell Polyolefine Gmbh Suspensionspolymerisationsverfahren mit hohen Feststoffkonzentrationen im Schleifenreaktor
US7846591B2 (en) * 2004-02-17 2010-12-07 Gm Global Technology Operations, Inc. Water management layer on flowfield in PEM fuel cell
JP4592317B2 (ja) * 2004-03-31 2010-12-01 大日本印刷株式会社 触媒層転写シート及び触媒層付き固体電解質膜
JP2006012476A (ja) * 2004-06-23 2006-01-12 Nissan Motor Co Ltd 燃料電池用膜−電極接合体
KR100567408B1 (ko) 2004-07-20 2006-04-07 주식회사 프로파워 이중구조 촉매층을 갖는 막-전극 접합체와 그 제조방법
JP2006040767A (ja) * 2004-07-28 2006-02-09 Nissan Motor Co Ltd 固体高分子型燃料電極
US9346674B2 (en) 2004-10-28 2016-05-24 Samsung Sdi Co., Ltd. Catalyst for a fuel cell, a method of preparing the same, and a fuel cell system comprising the same
KR100599814B1 (ko) 2004-10-28 2006-07-12 삼성에스디아이 주식회사 연료 전지용 촉매, 그의 제조 방법 및 그를 포함하는 연료 전지 시스템
US7927760B2 (en) * 2004-12-17 2011-04-19 The Penn State Research Foundation Methods to control water flow and distribution in direct methanol fuel cells
US8029943B2 (en) * 2005-02-28 2011-10-04 GM Global Technology Operations LLC Method to make conductive hydrophilic fuel cell elements
JP2006286330A (ja) 2005-03-31 2006-10-19 Equos Research Co Ltd 燃料電池用の触媒層及び燃料電池
US8377607B2 (en) * 2005-06-30 2013-02-19 GM Global Technology Operations LLC Fuel cell contact element including a TiO2 layer and a conductive layer
JP2007123235A (ja) * 2005-07-05 2007-05-17 Toyota Motor Corp 燃料電池用膜・電極接合体
JP2007048753A (ja) * 2005-08-11 2007-02-22 Gm Global Technology Operations Inc ＴｉＯ２層及び伝導層が形成された接触要素を有する燃料電池
JP2007172909A (ja) * 2005-12-20 2007-07-05 Matsushita Electric Ind Co Ltd 直接型燃料電池および直接型燃料電池システム
CN100472872C (zh) * 2006-02-01 2009-03-25 松下电器产业株式会社 直接氧化燃料电池及运行直接氧化燃料电池的方法
US7413826B2 (en) * 2006-02-16 2008-08-19 Matsushita Electric Industrial Co., Ltd. Anode electrodes for direct oxidation fuel cells and systems operating with concentrated liquid fuel
KR20070098136A (ko) * 2006-03-31 2007-10-05 삼성에스디아이 주식회사 연료 전지용 막-전극 어셈블리 및 이를 포함하는 연료 전지시스템
JP5151205B2 (ja) * 2007-03-27 2013-02-27 トヨタ自動車株式会社 燃料電池のための電極触媒層およびその製造方法
US7732081B2 (en) * 2007-05-23 2010-06-08 Gm Global Technology Operations, Inc. Hydrophilic/hydrophobic patterned surfaces and methods of making and using the same
JP5188872B2 (ja) * 2008-05-09 2013-04-24 パナソニック株式会社 直接酸化型燃料電池
US7901832B2 (en) * 2008-05-13 2011-03-08 GM Global Technology Operations LLC Bipolar plate with inlet and outlet water management features

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002124270A (ja) * 2000-08-11 2002-04-26 Sanyo Electric Co Ltd 燃料電池

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Publication number Publication date
US8460836B2 (en) 2013-06-11
JP5384506B2 (ja) 2014-01-08
TWI365564B (en) 2012-06-01
EP2212953A4 (en) 2010-11-03
EP2212953A2 (en) 2010-08-04
TW200926487A (en) 2009-06-16
JP2011501357A (ja) 2011-01-06
WO2009051368A3 (en) 2009-07-16
WO2009051368A2 (en) 2009-04-23
CN101821880A (zh) 2010-09-01
CN101821880B (zh) 2014-04-30
US20100297519A1 (en) 2010-11-25
EP2212953B1 (en) 2012-10-03
US20130316075A1 (en) 2013-11-28
KR20090038748A (ko) 2009-04-21
US9059470B2 (en) 2015-06-16

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