CA2647174A1 - Compositions of nanometal particles containing a metal or alloy and platinum particles for use in fuel cells - Google Patents

Compositions of nanometal particles containing a metal or alloy and platinum particles for use in fuel cells Download PDF

Info

Publication number
CA2647174A1
CA2647174A1 CA002647174A CA2647174A CA2647174A1 CA 2647174 A1 CA2647174 A1 CA 2647174A1 CA 002647174 A CA002647174 A CA 002647174A CA 2647174 A CA2647174 A CA 2647174A CA 2647174 A1 CA2647174 A1 CA 2647174A1
Authority
CA
Canada
Prior art keywords
nanoparticles
ink
platinum
metal
electrode
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.)
Abandoned
Application number
CA002647174A
Other languages
English (en)
French (fr)
Inventor
Kimberly Mcgrath
Douglas Carpenter
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.)
QuantumSphere Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2647174A1 publication Critical patent/CA2647174A1/en
Abandoned legal-status Critical Current

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
    • H01M4/90—Selection of catalytic material
    • H01M4/92—Metals of platinum group
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • B22F1/054—Nanosized particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/16—Metallic particles coated with a non-metal
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/03—Alloys based on nickel or cobalt based on nickel
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/07—Alloys based on nickel or cobalt based on cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
    • C22C27/06—Alloys based on chromium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C30/00—Alloys containing less than 50% by weight of each constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C5/00—Alloys based on noble metals
    • C22C5/02—Alloys based on gold
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C5/00—Alloys based on noble metals
    • C22C5/04—Alloys based on a platinum group metal
    • 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
    • H01M4/8825—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
    • 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
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1004—Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • H01M8/1009—Fuel cells with solid electrolytes with one of the reactants being liquid, solid or liquid-charged
    • H01M8/1011—Direct alcohol fuel cells [DAFC], e.g. direct methanol fuel cells [DMFC]
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Nanotechnology (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Composite Materials (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inert Electrodes (AREA)
  • Catalysts (AREA)
CA002647174A 2006-03-31 2007-03-30 Compositions of nanometal particles containing a metal or alloy and platinum particles for use in fuel cells Abandoned CA2647174A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/394,456 2006-03-31
US11/394,456 US20070227300A1 (en) 2006-03-31 2006-03-31 Compositions of nanometal particles containing a metal or alloy and platinum particles for use in fuel cells
PCT/US2007/008182 WO2008018926A2 (en) 2006-03-31 2007-03-30 Compositions of nanometal particles containing a metal or alloy and platinum particles for use in fuel cells

Publications (1)

Publication Number Publication Date
CA2647174A1 true CA2647174A1 (en) 2008-02-14

Family

ID=38556926

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002647174A Abandoned CA2647174A1 (en) 2006-03-31 2007-03-30 Compositions of nanometal particles containing a metal or alloy and platinum particles for use in fuel cells

Country Status (7)

Country Link
US (2) US20070227300A1 (enExample)
EP (1) EP2008328A2 (enExample)
JP (1) JP2009532830A (enExample)
KR (1) KR20090026254A (enExample)
CN (1) CN101454931A (enExample)
CA (1) CA2647174A1 (enExample)
WO (1) WO2008018926A2 (enExample)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7955755B2 (en) * 2006-03-31 2011-06-07 Quantumsphere, Inc. Compositions of nanometal particles containing a metal or alloy and platinum particles
JP5181528B2 (ja) * 2007-05-18 2013-04-10 トヨタ自動車株式会社 アルカリ型燃料電池用電極触媒の製造方法、及び、アルカリ型燃料電池の製造方法。
US20090092887A1 (en) * 2007-10-05 2009-04-09 Quantumsphere, Inc. Nanoparticle coated electrode and method of manufacture
US20090261305A1 (en) * 2008-04-21 2009-10-22 Quantumsphere, Inc. Composition of and method of using nanoscale materials in hydrogen storage applications
WO2010055511A1 (en) * 2008-11-12 2010-05-20 Ramot At Tel Aviv University Ltd. A direct liquid fuel cell having hydrazine or derivatives thereof as fuel
US20100133097A1 (en) * 2008-12-01 2010-06-03 Hydrogen Technology Applications, Inc. Hydrogen rich gas generator
US20100156353A1 (en) * 2008-12-18 2010-06-24 Quantumsphere, Inc. Lithium nanoparticle compositions for use in electrochemical applications
WO2010083342A1 (en) * 2009-01-16 2010-07-22 Quantumsphere, Inc. Catalysts by dispersion of nanoparticles onto support structures
US20100311571A1 (en) * 2009-01-16 2010-12-09 Quantumsphere, Inc. Methods of making catalytic materials by dispersion of nanoparticles onto support structures
US20120015211A1 (en) * 2009-03-16 2012-01-19 Zhiyong Gu Methods for the fabrication of nanostructures
KR101735132B1 (ko) 2009-07-17 2017-05-12 덴마크스 텍니스케 유니버시테트 연료전지 전극으로서 적합한 백금 및 팔라듐 합금
DE102010001567A1 (de) * 2010-02-04 2011-08-04 Robert Bosch GmbH, 70469 Elektrisch leitfähiges Material
US8080495B2 (en) * 2010-04-01 2011-12-20 Cabot Corporation Diesel oxidation catalysts
JP5672752B2 (ja) * 2010-04-07 2015-02-18 トヨタ自動車株式会社 カーボン担持コアシェル型触媒微粒子の製造方法、当該製造方法により得られるコアシェル型触媒微粒子を用いた触媒インクの製造方法
GB201010173D0 (en) * 2010-06-17 2010-07-21 Cmr Fuel Cells Uk Ltd Improvements in or relating to catalysts for fuel cells
US9186653B2 (en) * 2010-06-17 2015-11-17 Northeastern University Highly stable platinum alloy catalyst for methanol electrooxidation
CN101927161B (zh) * 2010-09-15 2012-07-11 天津商业大学 甲醇电氧化催化剂—网络状纳米金准晶的制备方法
CN102443730B (zh) * 2010-10-13 2014-01-08 陈瑞凯 储氢合金
CN102463352B (zh) * 2010-11-11 2013-08-21 西北师范大学 一种合成双金属Pd-Au核-壳六面体的方法
CN102324506A (zh) * 2011-07-27 2012-01-18 北京工业大学 一种碳载纳米CoFe负极材料及合成方法
KR101285357B1 (ko) 2011-08-16 2013-07-11 주식회사 씨드 극초고분자량 고분자 막을 사용한 전지나 커패시터용 광 경화 잉크젯 잉크의 제조 방법
US8759247B2 (en) 2011-12-27 2014-06-24 King Fahd University Of Petroleum And Minerals Methanol electro-oxidation catalyst and method of making the same
US8778829B2 (en) 2012-01-03 2014-07-15 King Fahd University Of Petroleum And Minerals Methanol electro-oxidation catalyst and method of making the same
KR101307784B1 (ko) * 2012-05-24 2013-10-04 한국과학기술연구원 전기 화학 장치용 촉매 잉크 및 이를 이용한 막전극접합체 제조 방법
KR101926866B1 (ko) 2012-07-17 2018-12-07 현대자동차주식회사 연료전지용 팔라듐-백금 코어-쉘 촉매의 제조방법
KR102782598B1 (ko) 2015-06-25 2025-03-14 로스웰 엠이 아이엔씨. 바이오분자 센서들 및 방법들
CN104998658A (zh) * 2015-07-20 2015-10-28 昆明贵研催化剂有限责任公司 PtNi(Ⅲ)纳米单晶八面体质子交换膜燃料电池氧还原催化剂的制备方法
KR20250022239A (ko) 2016-01-28 2025-02-14 로스웰 엠이 아이엔씨. 대량 병렬 ｄｎａ 시퀀싱 장치
CN109071212A (zh) 2016-01-28 2018-12-21 罗斯韦尔生物技术股份有限公司 使用大规模分子电子传感器阵列测量分析物的方法和装置
JP6854532B2 (ja) * 2016-02-09 2021-04-07 ロズウェル バイオテクノロジーズ，インコーポレイテッド 電子的、標識フリーのｄｎａおよびゲノムシークエンシング
US10597767B2 (en) 2016-02-22 2020-03-24 Roswell Biotechnologies, Inc. Nanoparticle fabrication
US9829456B1 (en) 2016-07-26 2017-11-28 Roswell Biotechnologies, Inc. Method of making a multi-electrode structure usable in molecular sensing devices
CA3052062A1 (en) 2017-01-10 2018-07-19 Roswell Biotechnologies, Inc. Methods and systems for dna data storage
EP3571286A4 (en) 2017-01-19 2020-10-28 Roswell Biotechnologies, Inc SEMICONDUCTOR SEQUENCING DEVICES INCLUDING TWO-DIMENSIONAL LAYER MATERIALS
CN110546276A (zh) 2017-04-25 2019-12-06 罗斯威尔生命技术公司 用于分子传感器的酶电路
US10508296B2 (en) 2017-04-25 2019-12-17 Roswell Biotechnologies, Inc. Enzymatic circuits for molecular sensors
CA3057155A1 (en) 2017-05-09 2018-11-15 Roswell Biotechnologies, Inc. Binding probe circuits for molecular sensors
US11131032B2 (en) * 2017-05-26 2021-09-28 The Board Of Trustees Of The University Of Arkansas Metal alloy core-shell nanoparticles and related methods
WO2019046589A1 (en) 2017-08-30 2019-03-07 Roswell Biotechnologies, Inc. PROCESSIVE ENZYME MOLECULAR ELECTRONIC SENSORS FOR STORING DNA DATA
KR102717872B1 (ko) 2017-10-10 2024-10-14 로스웰 엠이 아이엔씨. 무증폭 dna 데이터 저장을 위한 방법, 장치 및 시스템
US11043678B2 (en) * 2018-07-09 2021-06-22 Toyota Motor Engineering & Manufacturing North America, Inc. Composite made of ionic liquid and octahedral Pt—Ni—Cu alloy nanoparticles for oxygen reduction catalysis
US12146852B2 (en) 2019-09-06 2024-11-19 Roswell Biotechnologies, Inc. Methods of fabricating nanoscale structures usable in molecular sensors and other devices
US11355761B2 (en) * 2019-12-31 2022-06-07 Robert Bosch Gmbh Polyelemental catalyst structures for fuel cells
CN111952601B (zh) * 2020-07-10 2022-08-16 华南理工大学 一种超快速碳热还原制备一体式电催化析氧电极的方法
CN113506880B (zh) * 2021-07-12 2022-04-29 清华大学 燃料电池催化剂层微观结构生成方法、系统、设备和介质

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4276144A (en) * 1980-02-20 1981-06-30 The Curators Of The University Of Missouri Oxygen electrode and method for preparation thereof
CA1113802A (en) * 1980-09-02 1981-12-08 William A. Armstrong Mixed oxide oxygen electrode
JPS57105970A (en) * 1980-12-23 1982-07-01 Toshiba Corp Air electrode
DE3786943T2 (de) * 1986-03-07 1994-03-17 Nagakazu Furuya Gasdurchlässige Elektrode.
JP2520266B2 (ja) * 1987-10-02 1996-07-31 玲子 能登谷 酸素電極反応用電極
CA2046148C (en) * 1990-08-14 1997-01-07 Dale R. Getz Alkaline cells that are substantially free of mercury
US5308711A (en) * 1993-02-09 1994-05-03 Rayovac Corporation Metal-air cathode and cell having catalytically active manganese compounds of valence state +2
US5773162A (en) * 1993-10-12 1998-06-30 California Institute Of Technology Direct methanol feed fuel cell and system
DE19611510A1 (de) * 1996-03-23 1997-09-25 Degussa Gasdiffusionselektrode für Membranbrennstoffzellen und Verfahren zu ihrer Herstellung
DE19721437A1 (de) * 1997-05-21 1998-11-26 Degussa CO-toleranter Anodenkatalysator für PEM-Brennstoffzellen und Verfahren zu seiner Herstellung
DE19756880A1 (de) * 1997-12-19 1999-07-01 Degussa Anodenkatalysator für Brennstoffzellen mit Polymerelektrolyt-Membranen
US6297185B1 (en) * 1998-02-23 2001-10-02 T/J Technologies, Inc. Catalyst
US6967183B2 (en) * 1998-08-27 2005-11-22 Cabot Corporation Electrocatalyst powders, methods for producing powders and devices fabricated from same
US6753108B1 (en) * 1998-02-24 2004-06-22 Superior Micropowders, Llc Energy devices and methods for the fabrication of energy devices
US6372509B1 (en) * 1998-03-18 2002-04-16 The United States Of America As Represented By The Secretary Of The Navy Situ copper (I)
JP4004675B2 (ja) * 1999-01-29 2007-11-07 株式会社日清製粉グループ本社 酸化物被覆金属微粒子の製造方法
DE10047935A1 (de) * 1999-09-27 2001-07-19 Japan Storage Battery Co Ltd Elektrode für Brennstoffzelle und Verfahren zur Herstellung derselben
US6866960B2 (en) * 2000-07-21 2005-03-15 Japan Storage Battery Co., Ltd. Electrodes for fuel cell and processes for producing the same
US6835489B2 (en) * 2002-08-15 2004-12-28 Texaco Ovonic Fuel Cell Llc Double layer oxygen electrode and method of making
US6670301B2 (en) * 2001-03-19 2003-12-30 Brookhaven Science Associates Llc Carbon monoxide tolerant electrocatalyst with low platinum loading and a process for its preparation
KR100439814B1 (ko) * 2001-12-08 2004-07-12 현대자동차주식회사 물의 빙점 이하에서 고분자 전해질 연료전지의 운전방법및 장치
JP2004082007A (ja) * 2002-08-27 2004-03-18 Honda Motor Co Ltd 触媒粒子及びアルコールの脱水素触媒粒子
US7432221B2 (en) * 2003-06-03 2008-10-07 Korea Institute Of Energy Research Electrocatalyst for fuel cells using support body resistant to carbon monoxide poisoning
TWI233233B (en) * 2003-12-31 2005-05-21 You-Jen Jang Manufacturing method of fuel cell part with capability of improving water drainage of electrode
JP3867232B2 (ja) * 2004-03-25 2007-01-10 株式会社 東北テクノアーチ 触媒ナノ粒子
US7838165B2 (en) * 2004-07-02 2010-11-23 Kabushiki Kaisha Toshiba Carbon fiber synthesizing catalyst and method of making thereof
US7629071B2 (en) * 2004-09-29 2009-12-08 Giner Electrochemical Systems, Llc Gas diffusion electrode and method of making the same
KR100550998B1 (ko) * 2004-10-28 2006-02-13 삼성에스디아이 주식회사 연료 전지용 전극 및 이를 포함하는 연료 전지 시스템
US7691780B2 (en) * 2004-12-22 2010-04-06 Brookhaven Science Associates, Llc Platinum- and platinum alloy-coated palladium and palladium alloy particles and uses thereof
US8062552B2 (en) * 2005-05-19 2011-11-22 Brookhaven Science Associates, Llc Electrocatalyst for oxygen reduction with reduced platinum oxidation and dissolution rates
US20090162715A1 (en) * 2005-10-20 2009-06-25 Henkel Corporation Polyisobutylene compositions with improved reactivity and properties for bonding and sealing fuel cell components
US20070092784A1 (en) * 2005-10-20 2007-04-26 Dopp Robert B Gas diffusion cathode using nanometer sized particles of transition metals for catalysis
US7601199B2 (en) * 2006-01-19 2009-10-13 Gm Global Technology Operations, Inc. Ni and Ni/NiO core-shell nanoparticles

Also Published As

Publication number Publication date
WO2008018926A3 (en) 2008-07-17
WO2008018926A2 (en) 2008-02-14
US20110091787A1 (en) 2011-04-21
WO2008018926A8 (en) 2008-11-06
JP2009532830A (ja) 2009-09-10
CN101454931A (zh) 2009-06-10
EP2008328A2 (en) 2008-12-31
KR20090026254A (ko) 2009-03-12
US20070227300A1 (en) 2007-10-04

Similar Documents

Publication Publication Date Title
US20070227300A1 (en) Compositions of nanometal particles containing a metal or alloy and platinum particles for use in fuel cells
US7955755B2 (en) Compositions of nanometal particles containing a metal or alloy and platinum particles
US7566514B2 (en) Catalyst for cathode in fuel cell
JP4083721B2 (ja) 高濃度炭素担持触媒、その製造方法、該触媒を利用した触媒電極及びそれを利用した燃料電池
CN101416333B (zh) 燃料电池膜电极组合件和其制造方法
US6855452B1 (en) Electrode structure
JP5540571B2 (ja) 高分子電解質−触媒複合構造体粒子、電極、膜電極接合体（ｍｅａ）、及び電気化学装置
CN100595953C (zh) 载体催化剂及制法、含其的电极和含该电极的燃料电池
US20020068213A1 (en) Multiple layer electrode for improved performance
JP2001357857A (ja) 固体高分子型燃料電池及びその製造方法
JP2003036859A (ja) 固体高分子型燃料電池及びその製造方法
Choudhary et al. Synthesis of low-cost HNO3-functionalized acetylene black carbon supported Pt-Ru/C AB nano electrocatalysts for the application in direct ethanol fuel cell (DEFC)
CA2584637A1 (en) Electrode catalyst for fuel cell and fuel cell
Hernández-Fernández et al. MWCNT-supported PtRu catalysts for the electrooxidation of methanol: Effect of the functionalized support
US7056615B2 (en) Electrode for polymer electrolyte fuel cells and manufacturing method therefor
JP2005317467A (ja) 燃料電池用電極、およびこれを用いた燃料電池用ｍｅａ
JP5272314B2 (ja) 直接メタノール形燃料電池用膜／電極接合体およびそれを用いた直接メタノール形燃料電池
WO2024229266A1 (en) Phenolic coatings for enhanced resistance to hydrocarbon poisoning of proton exchange membrane fuel cell electrodes
Choi et al. Effect of the nanosized TiO2 particles in Pd/C catalysts as cathode materials in direct methanol fuel cells
CN119522493A (zh) 用于气体扩散电极的催化组合物、气体扩散电极、用于可燃电池的膜电极组件、以及相关用途和制造方法
Martin Synthesis and characterization of pt-sn/c cathode catalysts via polyol reduction method for use in direct methanol fuel cell

Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued

Effective date: 20130719