WO2026042568A1 - Séparateur pour dispositif de réduction d'oxydation et procédé de fabrication de séparateur pour dispositif de réduction d'oxydation - Google Patents

Séparateur pour dispositif de réduction d'oxydation et procédé de fabrication de séparateur pour dispositif de réduction d'oxydation

Info

Publication number
WO2026042568A1
WO2026042568A1 PCT/JP2025/027774 JP2025027774W WO2026042568A1 WO 2026042568 A1 WO2026042568 A1 WO 2026042568A1 JP 2025027774 W JP2025027774 W JP 2025027774W WO 2026042568 A1 WO2026042568 A1 WO 2026042568A1
Authority
WO
WIPO (PCT)
Prior art keywords
separator
metal substrate
layer
redox
thickness direction
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
PCT/JP2025/027774
Other languages
English (en)
Japanese (ja)
Inventor
翔也 竹下
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.)
Nitto Denko Corp
Original Assignee
Nitto Denko Corp
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 Nitto Denko Corp filed Critical Nitto Denko Corp
Publication of WO2026042568A1 publication Critical patent/WO2026042568A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/02—Hydrogen or oxygen
    • C25B1/04—Hydrogen or oxygen by electrolysis of water
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B13/00—Diaphragms; Spacing elements
    • C25B13/04—Diaphragms; Spacing elements characterised by the material
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B13/00—Diaphragms; Spacing elements
    • C25B13/04—Diaphragms; Spacing elements characterised by the material
    • C25B13/05—Diaphragms; Spacing elements characterised by the material based on inorganic materials
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/70—Assemblies comprising two or more cells
    • 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
    • H01M8/0204—Non-porous and characterised by the material
    • H01M8/0206—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
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/0204—Non-porous and characterised by the material
    • H01M8/0213—Gas-impermeable carbon-containing materials
    • 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
    • H01M8/0204—Non-porous and characterised by the material
    • H01M8/0223—Composites
    • H01M8/0228—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
    • 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)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Sustainable Development (AREA)
  • General Chemical & Material Sciences (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Fuel Cell (AREA)

Abstract

Un séparateur (1) pour dispositif de réduction d'oxydation comprend : un matériau de base métallique (2) ; et une couche anticorrosion (3) qui est disposée sur une surface du matériau de base métallique (2) dans le sens de l'épaisseur et qui contient du titane. La surface du matériau de base métallique dans le sens de l'épaisseur est une surface traitée qui est traitée par un procédé de source d'ions à couche anodique.
PCT/JP2025/027774 2024-08-19 2025-08-05 Séparateur pour dispositif de réduction d'oxydation et procédé de fabrication de séparateur pour dispositif de réduction d'oxydation Pending WO2026042568A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2024137879 2024-08-19
JP2024-137879 2024-08-19

Publications (1)

Publication Number Publication Date
WO2026042568A1 true WO2026042568A1 (fr) 2026-02-26

Family

ID=98865976

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2025/027774 Pending WO2026042568A1 (fr) 2024-08-19 2025-08-05 Séparateur pour dispositif de réduction d'oxydation et procédé de fabrication de séparateur pour dispositif de réduction d'oxydation

Country Status (1)

Country Link
WO (1) WO2026042568A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5675573A (en) * 1979-11-22 1981-06-22 Toshiba Corp Ion etching method
JPH0521078A (ja) * 1991-07-08 1993-01-29 Mitsui Eng & Shipbuild Co Ltd 固体電解質型燃料電池金属集電体表面への酸化物被膜の形成方法
JP2003514746A (ja) * 1999-11-18 2003-04-22 ガーディアン・インダストリーズ・コーポレーション 基材上にｄｌｃを含む疎水性コーティング
JP2009170116A (ja) * 2008-01-10 2009-07-30 Kobe Steel Ltd 燃料電池用セパレータの再生方法、燃料電池用再生セパレータ、および燃料電池
JP2011198764A (ja) * 2010-03-22 2011-10-06 Hyundai Hysco 燃料電池用金属分離板及びその製造方法
JP2013136803A (ja) * 2011-12-28 2013-07-11 Asahi Glass Co Ltd 防汚膜付き基体およびその製造方法
JP2014022250A (ja) * 2012-07-20 2014-02-03 Kobe Steel Ltd 燃料電池セパレータ
JP2014141732A (ja) * 2013-01-22 2014-08-07 J&L Tech Co Ltd ステンレス鋼を母材とする耐食性及び伝導性ナノカーボンコーティング方法及びそれによる燃料電池分離板

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5675573A (en) * 1979-11-22 1981-06-22 Toshiba Corp Ion etching method
JPH0521078A (ja) * 1991-07-08 1993-01-29 Mitsui Eng & Shipbuild Co Ltd 固体電解質型燃料電池金属集電体表面への酸化物被膜の形成方法
JP2003514746A (ja) * 1999-11-18 2003-04-22 ガーディアン・インダストリーズ・コーポレーション 基材上にｄｌｃを含む疎水性コーティング
JP2009170116A (ja) * 2008-01-10 2009-07-30 Kobe Steel Ltd 燃料電池用セパレータの再生方法、燃料電池用再生セパレータ、および燃料電池
JP2011198764A (ja) * 2010-03-22 2011-10-06 Hyundai Hysco 燃料電池用金属分離板及びその製造方法
JP2013136803A (ja) * 2011-12-28 2013-07-11 Asahi Glass Co Ltd 防汚膜付き基体およびその製造方法
JP2014022250A (ja) * 2012-07-20 2014-02-03 Kobe Steel Ltd 燃料電池セパレータ
JP2014141732A (ja) * 2013-01-22 2014-08-07 J&L Tech Co Ltd ステンレス鋼を母材とする耐食性及び伝導性ナノカーボンコーティング方法及びそれによる燃料電池分離板

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