JP2020509562A - 強化分離膜の製造方法、これにより製造された強化分離膜およびレドックスフロー電池 - Google Patents
強化分離膜の製造方法、これにより製造された強化分離膜およびレドックスフロー電池 Download PDFInfo
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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
- 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
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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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1041—Polymer electrolyte composites, mixtures or blends
- H01M8/1044—Mixtures of polymers, of which at least one is ionically conductive
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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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1058—Polymeric electrolyte materials characterised by a porous support having no ion-conducting properties
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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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1069—Polymeric electrolyte materials characterised by the manufacturing processes
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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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1069—Polymeric electrolyte materials characterised by the manufacturing processes
- H01M8/1086—After-treatment of the membrane other than by polymerisation
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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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/18—Regenerative fuel cells, e.g. redox flow batteries or secondary fuel cells
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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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/18—Regenerative fuel cells, e.g. redox flow batteries or secondary fuel cells
- H01M8/184—Regeneration by electrochemical means
- H01M8/188—Regeneration by electrochemical means by recharging of redox couples containing fluids; Redox flow type batteries
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- 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
- Y02E60/10—Energy storage using batteries
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- 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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- General Chemical & Material Sciences (AREA)
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Abstract
Description
3M社のionomerイオン性高分子およびエタノールを含む第1溶液の全体重量に対して、3M社のionomerイオン性高分子パウダー1重量%をエタノールと混合して第1溶液を製造した。製造された第1溶液を多孔性支持体に20〜25℃で3分間噴霧して前処理した。前記多孔性支持体としてはポリテトラフルオロエチレン(PTFE)を使用した。
前記実施例1において、第1溶液の全体重量に対して、3M社のionomerイオン性高分子パウダーを5重量%にしたことを除き、実施例1と同様の方法で強化分離膜を製造した後、前記強化分離膜を含むレドックスフロー電池の単電池評価を行った。
前記実施例1において、第1溶液の代わりにエタノールのみを用いたことを除き、実施例1と同様の方法で強化分離膜を製造した後、前記強化分離膜を含むレドックスフロー電池の単電池評価を行った。
純粋分離膜のナフィオンを含むレドックスフロー電池の単電池評価を行った。前記純粋分離膜として多孔性基材が入っておらず、下記の構造で表されるイオン性高分子のみからなる、50μmの厚さのNafion212製品を使用した。
10:分離膜
21:負極
22:正極
31:負極流入口
32:正極流入口
41:負極排出口
42:正極排出口
Claims (15)
- イオン性高分子およびエタノールを含む第1溶液を用いて多孔性支持体を前処理するステップと、
前記前処理された前記多孔性支持体にイオン性高分子および溶媒を含む第2溶液を含浸するステップとを含み、
前記第1溶液のイオン性高分子の濃度は、前記第2溶液のイオン性高分子の濃度より低いものである強化分離膜の製造方法。 - 前記第1溶液のイオン性高分子の含有量は、前記第1溶液の全体重量に対して1〜5重量%であり、前記第2溶液のイオン性高分子の含有量は、前記第2溶液の全体重量に対して10〜40重量%である、請求項1に記載の強化分離膜の製造方法。
- 前記第1溶液のイオン性高分子のパーセント濃度と前記第2溶液のイオン性高分子のパーセント濃度との差は、5〜39重量%である、請求項1又は2に記載の強化分離膜の製造方法。
- 前記第1溶液に含まれる前記イオン性高分子は、パウダー状態である、請求項1〜3のいずれか一項に記載の強化分離膜の製造方法。
- 前記前処理するステップは、前記多孔性支持体に前記第1溶液を噴霧または浸漬するものである、請求項1〜4のいずれか一項に記載の強化分離膜の製造方法。
- 前記第2溶液を含浸するステップは、前記前処理された前記多孔性支持体を前記第2溶液に浸漬するものである、請求項1〜5のいずれか一項に記載の強化分離膜の製造方法。
- 第2溶液に含まれる前記溶媒は、親水性溶媒である、請求項1〜6のいずれか一項に記載の強化分離膜の製造方法。
- 前記イオン性高分子は、フッ素系高分子、炭化水素系高分子、または部分フッ素系高分子である、請求項1〜7のいずれか一項に記載の強化分離膜の製造方法。
- 第1溶液に含まれるイオン性高分子および第2溶液に含まれるイオン性高分子は、異種系である、請求項1〜8のいずれか一項に記載の強化分離膜の製造方法。
- 前記強化分離膜の製造方法は、前記前処理された多孔性支持体に前記第2溶液を含浸するステップの後に、乾燥するステップをさらに含むものである、請求項1〜9のいずれか一項に記載の強化分離膜の製造方法。
- 請求項1〜10のいずれか1項により製造された強化分離膜。
- 前記強化分離膜のイオン性高分子の含浸量は、横8cm×縦8cmおよび50μmの厚さの強化分離膜を基準として0.4〜0.5gである、請求項11に記載の強化分離膜。
- 孔隙率が0以上1%以下である、請求項11又は12に記載の強化分離膜。
- 請求項11〜13のいずれか一項に記載の強化分離膜を含むレドックスフロー電池。
- 前記レドックスフロー電池は、バナジウムレドックスフロー電池である、請求項14に記載のレドックスフロー電池。
Applications Claiming Priority (3)
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KR10-2018-0003222 | 2018-01-10 | ||
KR1020180003222A KR102157935B1 (ko) | 2018-01-10 | 2018-01-10 | 강화 분리막 제조방법, 이에 의하여 제조된 강화 분리막 및 레독스 흐름 전지 |
PCT/KR2019/000241 WO2019139320A1 (ko) | 2018-01-10 | 2019-01-08 | 강화 분리막 제조방법, 이에 의하여 제조된 강화 분리막 및 레독스 흐름 전지 |
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JP2020509562A true JP2020509562A (ja) | 2020-03-26 |
JP7005645B2 JP7005645B2 (ja) | 2022-01-21 |
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US (1) | US11309564B2 (ja) |
EP (1) | EP3582309A4 (ja) |
JP (1) | JP7005645B2 (ja) |
KR (1) | KR102157935B1 (ja) |
CN (1) | CN110383553B (ja) |
WO (1) | WO2019139320A1 (ja) |
Cited By (1)
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WO2022070948A1 (ja) * | 2020-09-30 | 2022-04-07 | 株式会社ダイセル | 積層体 |
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CN114865226B (zh) * | 2022-05-25 | 2023-01-13 | 齐齐哈尔大学 | MXene基无机粒子/PVDF基聚合物复合隔膜的制备方法及应用 |
WO2024123069A1 (ko) * | 2022-12-07 | 2024-06-13 | 스탠다드에너지(주) | 이차전지용 분리막 및 이의 제조 방법 |
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JP7005645B2 (ja) | 2022-01-21 |
US20200119382A1 (en) | 2020-04-16 |
KR20190085288A (ko) | 2019-07-18 |
WO2019139320A1 (ko) | 2019-07-18 |
EP3582309A4 (en) | 2020-04-15 |
CN110383553B (zh) | 2022-10-04 |
KR102157935B1 (ko) | 2020-09-18 |
EP3582309A1 (en) | 2019-12-18 |
CN110383553A (zh) | 2019-10-25 |
US11309564B2 (en) | 2022-04-19 |
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