KR20240148803A - 연료전지용 가스 확산 전극 - Google Patents

연료전지용 가스 확산 전극 Download PDF

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Publication number
KR20240148803A
KR20240148803A KR1020247020218A KR20247020218A KR20240148803A KR 20240148803 A KR20240148803 A KR 20240148803A KR 1020247020218 A KR1020247020218 A KR 1020247020218A KR 20247020218 A KR20247020218 A KR 20247020218A KR 20240148803 A KR20240148803 A KR 20240148803A
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KR
South Korea
Prior art keywords
gas diffusion
diffusion electrode
carbon
microporous layer
porous substrate
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.)
Pending
Application number
KR1020247020218A
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English (en)
Korean (ko)
Inventor
요이치 신바
히데아키 무라스기
유타카 가타야마
Original Assignee
도레이 카부시키가이샤
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 도레이 카부시키가이샤 filed Critical 도레이 카부시키가이샤
Publication of KR20240148803A publication Critical patent/KR20240148803A/ko
Pending legal-status Critical Current

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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
    • H01M4/8605—Porous electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/023—Porous and characterised by the material
    • H01M8/0234—Carbonaceous 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
    • H01M4/8663—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
    • H01M4/90—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
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/96—Carbon-based 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
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/023—Porous and characterised by the material
    • H01M8/0239—Organic resins; Organic polymers
    • 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
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/023—Porous and characterised by the material
    • H01M8/0241—Composites
    • H01M8/0243—Composites in the form of mixtures
    • 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
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/023—Porous and characterised by the material
    • H01M8/0241—Composites
    • H01M8/0245—Composites in the form of layered or coated products
    • 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]
    • 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
    • H01M2004/8684—Negative 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
    • 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
    • H01M2008/1095—Fuel cells with polymeric electrolytes
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Inert Electrodes (AREA)
  • Fuel Cell (AREA)
KR1020247020218A 2022-02-18 2023-02-09 연료전지용 가스 확산 전극 Pending KR20240148803A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2022-023441 2022-02-18
JP2022023441 2022-02-18
PCT/JP2023/004296 WO2023157745A1 (ja) 2022-02-18 2023-02-09 燃料電池用ガス拡散電極

Publications (1)

Publication Number Publication Date
KR20240148803A true KR20240148803A (ko) 2024-10-11

Family

ID=87578121

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247020218A Pending KR20240148803A (ko) 2022-02-18 2023-02-09 연료전지용 가스 확산 전극

Country Status (7)

Country Link
US (1) US20250132354A1 (https=)
EP (1) EP4481862A1 (https=)
JP (1) JPWO2023157745A1 (https=)
KR (1) KR20240148803A (https=)
CN (1) CN118743064A (https=)
CA (1) CA3248907A1 (https=)
WO (1) WO2023157745A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102024115414A1 (de) * 2024-06-03 2025-12-04 Ionysis Gmbh Polymerelektrolyt-Membran-Brennstoffzelle, Herstellungsverfahren für eine Diffusionsschicht, Diffusionsschicht und Verwendung einer Diffusionsschicht

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014011163A (ja) 2012-06-29 2014-01-20 Jntc Co Ltd ガス拡散層用炭素基材、それを利用したガス拡散層、それを含む燃料電池用電極
WO2015125749A1 (ja) 2014-02-24 2015-08-27 東レ株式会社 ガス拡散電極基材ならびにそれを備える膜電極接合体および燃料電池
WO2016076132A1 (ja) 2014-11-11 2016-05-19 東レ株式会社 ガス拡散電極基材およびガス拡散電極基材の製造方法
WO2020059501A1 (ja) 2018-09-18 2020-03-26 株式会社キャタラー 燃料電池用アノード触媒層及びそれを用いた燃料電池
JP2020087644A (ja) 2018-11-22 2020-06-04 国立研究開発法人産業技術総合研究所 水素欠乏耐性燃料電池用アノード触媒

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4691914B2 (ja) * 2004-06-21 2011-06-01 日産自動車株式会社 ガス拡散電極及び固体高分子電解質型燃料電池
JP6766650B2 (ja) * 2015-09-18 2020-10-14 東レ株式会社 ガス拡散電極とその製造方法
JP2020061328A (ja) * 2018-10-12 2020-04-16 トヨタ自動車株式会社 膜電極接合体

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014011163A (ja) 2012-06-29 2014-01-20 Jntc Co Ltd ガス拡散層用炭素基材、それを利用したガス拡散層、それを含む燃料電池用電極
WO2015125749A1 (ja) 2014-02-24 2015-08-27 東レ株式会社 ガス拡散電極基材ならびにそれを備える膜電極接合体および燃料電池
WO2016076132A1 (ja) 2014-11-11 2016-05-19 東レ株式会社 ガス拡散電極基材およびガス拡散電極基材の製造方法
WO2020059501A1 (ja) 2018-09-18 2020-03-26 株式会社キャタラー 燃料電池用アノード触媒層及びそれを用いた燃料電池
JP2020087644A (ja) 2018-11-22 2020-06-04 国立研究開発法人産業技術総合研究所 水素欠乏耐性燃料電池用アノード触媒

Also Published As

Publication number Publication date
EP4481862A1 (en) 2024-12-25
JPWO2023157745A1 (https=) 2023-08-24
CA3248907A1 (en) 2025-01-20
WO2023157745A1 (ja) 2023-08-24
US20250132354A1 (en) 2025-04-24
CN118743064A (zh) 2024-10-01

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Date Code Title Description
PA0105 International application

Patent event date: 20240618

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application