JP7269511B2 - 非水系電解液を使用する二次電池用電極の製造方法及び非水系電解液を使用する二次電池電極用結着剤 - Google Patents

非水系電解液を使用する二次電池用電極の製造方法及び非水系電解液を使用する二次電池電極用結着剤 Download PDF

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JP7269511B2
JP7269511B2 JP2021210541A JP2021210541A JP7269511B2 JP 7269511 B2 JP7269511 B2 JP 7269511B2 JP 2021210541 A JP2021210541 A JP 2021210541A JP 2021210541 A JP2021210541 A JP 2021210541A JP 7269511 B2 JP7269511 B2 JP 7269511B2
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electrode
secondary battery
less
binder
ptfe
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JP2022103141A (ja
Inventor
貴哉 山田
雅彦 山田
健太郎 平賀
純平 寺田
花英 藤原
献偉 随
勝貞 徳平
亮太 宇佐美
星風 藤岡
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Daikin Industries Ltd
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Daikin Industries Ltd
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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
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • 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
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H01M4/623—Binders being polymers fluorinated polymers
    • 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
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • 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
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/625—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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • 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
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
    • 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
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1391—Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • 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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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
JP2021210541A 2020-12-25 2021-12-24 非水系電解液を使用する二次電池用電極の製造方法及び非水系電解液を使用する二次電池電極用結着剤 Active JP7269511B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2022103328A JP2022121546A (ja) 2020-12-25 2022-06-28 非水系電解液を使用する二次電池用電極の製造方法及び非水系電解液を使用する二次電池電極用結着剤

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020217247 2020-12-25
JP2020217247 2020-12-25

Related Child Applications (1)

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JP2022103328A Division JP2022121546A (ja) 2020-12-25 2022-06-28 非水系電解液を使用する二次電池用電極の製造方法及び非水系電解液を使用する二次電池電極用結着剤

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JP2022103141A JP2022103141A (ja) 2022-07-07
JP7269511B2 true JP7269511B2 (ja) 2023-05-09

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JP2021210541A Active JP7269511B2 (ja) 2020-12-25 2021-12-24 非水系電解液を使用する二次電池用電極の製造方法及び非水系電解液を使用する二次電池電極用結着剤
JP2022103328A Pending JP2022121546A (ja) 2020-12-25 2022-06-28 非水系電解液を使用する二次電池用電極の製造方法及び非水系電解液を使用する二次電池電極用結着剤

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Country Status (7)

Country Link
US (1) US20230378470A1 (enExample)
EP (1) EP4270534A4 (enExample)
JP (2) JP7269511B2 (enExample)
KR (2) KR20240171167A (enExample)
CN (1) CN116636048A (enExample)
TW (1) TWI821837B (enExample)
WO (1) WO2022138939A1 (enExample)

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CN115347149A (zh) * 2021-05-12 2022-11-15 中国科学院物理研究所 超分散纳米复合导电粘结剂及其制备方法和应用
WO2024154807A1 (ja) 2023-01-18 2024-07-25 ダイキン工業株式会社 テトラフルオロエチレン系ポリマー組成物、電気化学デバイス用バインダー、電極合剤、電極、及び、二次電池
EP4462518A1 (en) 2023-01-18 2024-11-13 Daikin Industries, Ltd. Tetrafluoroethylene-based polymer, binder for electrochemical devices, electrode mix, electrode, and secondary battery
JP7492186B1 (ja) 2023-01-18 2024-05-29 ダイキン工業株式会社 電気化学デバイス用合剤、電気化学デバイス用合剤シート、電極、及び、電気化学デバイス
JP7653042B2 (ja) 2023-01-18 2025-03-28 ダイキン工業株式会社 テトラフルオロエチレン系ポリマー組成物、電気化学デバイス用バインダー、電極合剤、電極、及び、二次電池
KR20250129106A (ko) 2023-01-18 2025-08-28 다이킨 고교 가부시키가이샤 테트라플루오로에틸렌계 폴리머 조성물, 고체 이차 전지용 바인더, 전해질층용 합제, 전극 합제, 전극, 및 고체 이차 전지
JP7583340B2 (ja) * 2023-01-18 2024-11-14 ダイキン工業株式会社 電気化学デバイス用合剤、電気化学デバイス用合剤シート、電極、及び、電気化学デバイス
WO2024154806A1 (ja) 2023-01-18 2024-07-25 ダイキン工業株式会社 電気化学デバイス用合剤自立膜、電極、及び、電気化学デバイス
EP4462519A4 (en) 2023-01-18 2025-05-14 Daikin Industries, Ltd. Tetrafluoroethylene-based polymer composition, binder for electrochemical devices, electrode mix, electrode, and secondary battery
WO2024154809A1 (ja) 2023-01-18 2024-07-25 ダイキン工業株式会社 フッ素系ポリマー組成物、電気化学デバイス用バインダー、電極合剤、電極、及び、二次電池
WO2024154803A1 (ja) 2023-01-18 2024-07-25 ダイキン工業株式会社 テトラフルオロエチレン系ポリマー組成物、電気化学デバイス用バインダー、電極合剤、電極、及び、二次電池
WO2025005277A1 (ja) 2023-06-30 2025-01-02 ダイキン工業株式会社 ポリテトラフルオロエチレン、電気化学デバイス用バインダー、電極合剤、電極、及び、二次電池
EP4560738A1 (en) 2023-06-30 2025-05-28 Daikin Industries, Ltd. Polytetrafluoroethylene composition, binder for electrochemical devices, electrode mixture, electrode, and secondary battery
WO2025154813A1 (ja) 2024-01-18 2025-07-24 ダイキン工業株式会社 テトラフルオロエチレン系ポリマー組成物、電気化学デバイス用バインダー、電極合剤、電極、及び、二次電池
WO2025207395A1 (en) * 2024-03-26 2025-10-02 Cabot Corporation Carbon nanotubes-polymer composite for dry processed battery electrodes

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CN116636048A (zh) 2023-08-22
US20230378470A1 (en) 2023-11-23
JP2022121546A (ja) 2022-08-19
KR20240171167A (ko) 2024-12-06
JP2022103141A (ja) 2022-07-07
EP4270534A1 (en) 2023-11-01
WO2022138939A1 (ja) 2022-06-30
TWI821837B (zh) 2023-11-11
EP4270534A4 (en) 2025-09-10
KR20230118192A (ko) 2023-08-10
TW202234736A (zh) 2022-09-01

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