DK3240070T3 - Elektrodekatalysator, gasdiffusionselektrodedannende sammensætning, gasdiffusionselektrode, membranelektrodeenhed og brændselscellestak - Google Patents

Elektrodekatalysator, gasdiffusionselektrodedannende sammensætning, gasdiffusionselektrode, membranelektrodeenhed og brændselscellestak Download PDF

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DK3240070T3
DK3240070T3 DK16846336.2T DK16846336T DK3240070T3 DK 3240070 T3 DK3240070 T3 DK 3240070T3 DK 16846336 T DK16846336 T DK 16846336T DK 3240070 T3 DK3240070 T3 DK 3240070T3
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electrode
electrode catalyst
species
gas diffusion
shell
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DK16846336.2T
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Kiyotaka Nagamori
Tomoteru Mizusaki
Yoko Nakamura
Hiroshi Igarashi
Yasuhiro Seki
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N E Chemcat Corp
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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
    • H01M4/90—Selection of catalytic material
    • H01M4/9041—Metals or alloys
    • H01M4/905—Metals or alloys specially used in fuel cell operating at high temperature, e.g. SOFC
    • H01M4/9058—Metals or alloys specially used in fuel cell operating at high temperature, e.g. SOFC of noble metals or noble-metal based alloys
    • 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
    • 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
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/44—Palladium
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G55/00—Compounds of ruthenium, rhodium, palladium, osmium, iridium, or platinum
    • C01G55/005—Halides
    • 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
    • H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
    • H01M4/8657—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites layered
    • 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
    • H01M4/9041—Metals or alloys
    • 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
    • H01M4/9075—Catalytic material supported on carriers, e.g. powder carriers
    • 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
    • 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
    • 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
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/14—Fuel cells with fused electrolytes
    • H01M8/141—Fuel cells with fused electrolytes the anode and the cathode being gas-permeable electrodes or electrode layers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
    • G01N23/223—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
    • 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
    • H01M8/10—Fuel cells with solid 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Inert Electrodes (AREA)
  • Catalysts (AREA)
  • Fuel Cell (AREA)

Claims (12)

1. Elektrodekatalysator, som haren kerne-skal-struktur, der omfatter: en bærer; en kernedel, som er udformet på bæreren; og en skaldel, som er udformet til at dække mindst en del af en overflade af kernedelen, hvor skaldelen indbefatter en enkeltlagsstruktur, der er udformet til at dække mindst en del af overfladen af kernedelen, eller en tolagsstruktur, der omfatter en første skaldel, der er udformet til at dække mindst en del af overfladen af kernedelen, og en anden skaldel, der er udformet til at dække mindst en del af overfladen af den første skaldel, kendetegnet ved at i tilfælde af enkeltlagsskaldelen omfatter skaldelen platin (Pt), og kernedelen omfatter palladium (Pd), mens i tilfælde af tolagsskaldelen omfatter den første skaldel palladium (Pd), og den anden skaldel omfatter platin (Pt), at en koncentration af brom (Br)-arter målt ved røntgenfluorescens (XRF)-spektrometri ikke er større end 400 ppm, og at en koncentration af chlor (Cl)-arter målt ved røntgenfluorescens (XRF)-spektrometri ikke er større end 900 ppm.
2. Elektrodekatalysator ifølge krav 1, kendetegnet ved at koncentrationen af brom (Br)-arter ikke er større end 300 ppm.
3. Elektrodekatalysator ifølge krav 2, kendetegnet ved at koncentrationen af brom (Br)-arter ikke er større end 200 ppm.
4. Elektrodekatalysator ifølge et hvilket som helst af kravene 1 til 3, kendetegnet ved at koncentrationen af chlor (Cl)-arter er mindre end 900 ppm.
5. Elektrodekatalysator ifølge et hvilket som helst af kravene 1 til 3, kendetegnet ved at koncentrationen af chlor (Cl)-arter ikke er større end 600 ppm.
6. Elektrodekatalysator ifølge et hvilket som helst af kravene 1 til 5, kendetegnet ved at koncentrationen af chlor (Cl)-arter er lig med ellerstørre end 0 ppm.
7. Elektrodekatalysator ifølge et hvilket som helst af kravene 1 til 5, kendetegnet ved at koncentrationen af chlor (Cl)-arter ikke er mindre end 100 ppm.
8. Elektrodekatalysator ifølge et hvilket som helst af kravene 1 til 7, kendetegnet ved at kernedelen i tilfælde af tolagsskaldelen indeholderet eller flere metalelementer, som ikke er ædelmetaller, som hovedbestanddel(e).
9. Sammensætning til dannelse af en gasdiffusionselektrode, kendetegnet ved at den omfatter elektrodekatalysatoren ifølge et hvilket som helst af kravene 1 til 8.
10. Gasdiffusionselektrode, kendetegnet ved at den omfatter elektrodekatalysatoren ifølge et hvilket som helst af kravene 1 til 8.
11. Membranelektrodeenhed (MEA), kendetegnet ved at den omfatter gasdiffusionselektroden ifølge krav 10.
12. Brændselscellestak, kendetegnet ved at den omfatter membranelektro-deenheden (MEA) ifølge krav 11.
DK16846336.2T 2015-09-18 2016-09-07 Elektrodekatalysator, gasdiffusionselektrodedannende sammensætning, gasdiffusionselektrode, membranelektrodeenhed og brændselscellestak DK3240070T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015185974 2015-09-18
PCT/JP2016/076280 WO2017047465A1 (ja) 2015-09-18 2016-09-07 電極用触媒、ガス拡散電極形成用組成物、ガス拡散電極、膜・電極接合体、燃料電池スタック

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DK3240070T3 true DK3240070T3 (da) 2019-03-18

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US (2) US20180001305A1 (da)
EP (1) EP3240070B1 (da)
JP (1) JP6133483B2 (da)
KR (1) KR101849154B1 (da)
CN (1) CN107210448B (da)
CA (1) CA2972873C (da)
DK (1) DK3240070T3 (da)
WO (1) WO2017047465A1 (da)

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WO2018180675A1 (ja) * 2017-03-28 2018-10-04 エヌ・イー ケムキャット株式会社 電極用触媒、ガス拡散電極形成用組成物、ガス拡散電極、膜・電極接合体、燃料電池スタック
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KR101849154B1 (ko) 2018-04-16
JP6133483B2 (ja) 2017-05-24
EP3240070A4 (en) 2018-01-03
CN107210448A (zh) 2017-09-26
JP2017059530A (ja) 2017-03-23
CA2972873C (en) 2019-01-08
US10115992B2 (en) 2018-10-30
US20180001305A1 (en) 2018-01-04
CN107210448B (zh) 2019-04-19
KR20170085135A (ko) 2017-07-21
WO2017047465A1 (ja) 2017-03-23
EP3240070B1 (en) 2019-02-06
CA2972873A1 (en) 2017-03-23
EP3240070A1 (en) 2017-11-01
US20170331135A1 (en) 2017-11-16

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