JP7784435B2 - アルカリ水電解用隔膜の製造方法、及びアルカリ水電解用隔膜 - Google Patents

アルカリ水電解用隔膜の製造方法、及びアルカリ水電解用隔膜

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Publication number
JP7784435B2
JP7784435B2 JP2023549485A JP2023549485A JP7784435B2 JP 7784435 B2 JP7784435 B2 JP 7784435B2 JP 2023549485 A JP2023549485 A JP 2023549485A JP 2023549485 A JP2023549485 A JP 2023549485A JP 7784435 B2 JP7784435 B2 JP 7784435B2
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JP
Japan
Prior art keywords
diaphragm
alkaline water
water electrolysis
layer
mass
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JP2023549485A
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English (en)
Japanese (ja)
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JPWO2023048006A5 (https=
JPWO2023048006A1 (https=
Inventor
信也 中山
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.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co Ltd
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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/422—Electrodialysis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104—Devices therefor; Their operating or servicing
    • 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
    • C25B13/02—Diaphragms; Spacing elements characterised by shape or form
    • 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
    • C25B13/00—Diaphragms; Spacing elements
    • C25B13/04—Diaphragms; Spacing elements characterised by the material
    • C25B13/08—Diaphragms; Spacing elements characterised by the material based on organic materials
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/46115—Electrolytic cell with membranes or diaphragms
    • 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
    • Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
JP2023549485A 2021-09-24 2022-09-12 アルカリ水電解用隔膜の製造方法、及びアルカリ水電解用隔膜 Active JP7784435B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2021155606 2021-09-24
JP2021155606 2021-09-24
JP2022021467 2022-02-15
JP2022021467 2022-02-15
JP2022032943 2022-03-03
JP2022032943 2022-03-03
PCT/JP2022/034076 WO2023048006A1 (ja) 2021-09-24 2022-09-12 アルカリ水電解用隔膜の製造方法、及びアルカリ水電解用隔膜

Publications (3)

Publication Number Publication Date
JPWO2023048006A1 JPWO2023048006A1 (https=) 2023-03-30
JPWO2023048006A5 JPWO2023048006A5 (https=) 2024-06-11
JP7784435B2 true JP7784435B2 (ja) 2025-12-11

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023549485A Active JP7784435B2 (ja) 2021-09-24 2022-09-12 アルカリ水電解用隔膜の製造方法、及びアルカリ水電解用隔膜

Country Status (3)

Country Link
EP (1) EP4407072A4 (https=)
JP (1) JP7784435B2 (https=)
WO (1) WO2023048006A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK182057B1 (en) * 2023-11-15 2025-06-18 Stiesdal Hydrogen As Porous hydrophilic separator, its method of production and an alkaline electrolyzer with such separator
WO2025205880A1 (ja) * 2024-03-26 2025-10-02 旭化成株式会社 多孔膜の使用方法、アルカリ水電解用隔膜及びアルカリ水電解用電解槽
WO2026003246A1 (en) 2024-06-28 2026-01-02 Mixed Matrix Material Innovations Bv Method of manufacturing a porous separator membrane and separator membrane obtained therefrom

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013204146A (ja) 2012-03-29 2013-10-07 Asahi Kasei Corp アルカリ水電解用隔膜及びその製造方法
JP2017002389A (ja) 2015-06-16 2017-01-05 川崎重工業株式会社 アルカリ水電解用隔膜及びその製造方法
WO2019021774A1 (ja) 2017-07-26 2019-01-31 株式会社日本触媒 アルカリ水電解用隔膜、その製造方法、及び無機有機複合膜の製造方法
WO2020066911A1 (ja) 2018-09-26 2020-04-02 株式会社日本触媒 アルカリ水電解用隔膜
WO2021004811A1 (en) 2019-07-05 2021-01-14 Agfa-Gevaert Nv A separator for alkaline water electrolysis
US20210257630A1 (en) 2020-02-14 2021-08-19 Massachusetts Institute Of Technology Methods of formulating porous electrodes using phase inversion, and resulting devices from the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5891808A (ja) * 1981-11-26 1983-05-31 Toyobo Co Ltd 中空糸多孔質膜の製造方法
JPS5893734A (ja) * 1981-11-30 1983-06-03 Asahi Chem Ind Co Ltd 親水性ポリフツ化ビニリデン樹脂多孔膜の製造方法
ES2606356T3 (es) * 2011-12-20 2017-03-23 Ingeteam Power Technology, S.A. Diafragma de speek para electrolisis alcalina y su uso

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013204146A (ja) 2012-03-29 2013-10-07 Asahi Kasei Corp アルカリ水電解用隔膜及びその製造方法
JP2017002389A (ja) 2015-06-16 2017-01-05 川崎重工業株式会社 アルカリ水電解用隔膜及びその製造方法
WO2019021774A1 (ja) 2017-07-26 2019-01-31 株式会社日本触媒 アルカリ水電解用隔膜、その製造方法、及び無機有機複合膜の製造方法
WO2020066911A1 (ja) 2018-09-26 2020-04-02 株式会社日本触媒 アルカリ水電解用隔膜
WO2021004811A1 (en) 2019-07-05 2021-01-14 Agfa-Gevaert Nv A separator for alkaline water electrolysis
US20210257630A1 (en) 2020-02-14 2021-08-19 Massachusetts Institute Of Technology Methods of formulating porous electrodes using phase inversion, and resulting devices from the same

Also Published As

Publication number Publication date
WO2023048006A1 (ja) 2023-03-30
EP4407072A1 (en) 2024-07-31
JPWO2023048006A1 (https=) 2023-03-30
EP4407072A4 (en) 2025-08-27

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