CN118043986A - 正极用粘合剂、正极合剂、正极以及非水电解质二次电池 - Google Patents

正极用粘合剂、正极合剂、正极以及非水电解质二次电池 Download PDF

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Publication number
CN118043986A
CN118043986A CN202280065292.XA CN202280065292A CN118043986A CN 118043986 A CN118043986 A CN 118043986A CN 202280065292 A CN202280065292 A CN 202280065292A CN 118043986 A CN118043986 A CN 118043986A
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CN
China
Prior art keywords
positive electrode
vinylidene fluoride
epoxy
less
fluoride polymer
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
CN202280065292.XA
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English (en)
Chinese (zh)
Inventor
池田拓也
冈田佳余子
池山泰史
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.)
Kureha Corp
Original Assignee
Kureha 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 Kureha Corp filed Critical Kureha Corp
Publication of CN118043986A publication Critical patent/CN118043986A/zh
Pending legal-status Critical Current

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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
    • 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
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • 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
    • 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
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • 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

Landscapes

  • 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)
CN202280065292.XA 2021-10-29 2022-09-29 正极用粘合剂、正极合剂、正极以及非水电解质二次电池 Pending CN118043986A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021177878 2021-10-29
JP2021-177878 2021-10-29
PCT/JP2022/036379 WO2023074245A1 (ja) 2021-10-29 2022-09-29 正極用バインダー、正極合剤、正極、および非水電解質二次電池

Publications (1)

Publication Number Publication Date
CN118043986A true CN118043986A (zh) 2024-05-14

Family

ID=86159822

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280065292.XA Pending CN118043986A (zh) 2021-10-29 2022-09-29 正极用粘合剂、正极合剂、正极以及非水电解质二次电池

Country Status (4)

Country Link
EP (1) EP4425593A4 (https=)
JP (1) JP7633424B2 (https=)
CN (1) CN118043986A (https=)
WO (1) WO2023074245A1 (https=)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3467499B2 (ja) * 1995-06-29 2003-11-17 呉羽化学工業株式会社 エポキシ基含有フッ化ビニリデン系共重合体、これを含有する樹脂組成物、電極構造体および二次電池
JP2002216769A (ja) * 2001-01-19 2002-08-02 Hitachi Maxell Ltd 非水二次電池
JP5797206B2 (ja) 2010-12-28 2015-10-21 株式会社クレハ フッ化ビニリデン系共重合体、および該共重合体の用途
JP6959751B2 (ja) 2017-03-31 2021-11-05 株式会社クレハ フッ化ビニリデン共重合体粒子及びその利用
US11374223B2 (en) * 2017-06-30 2022-06-28 Ppg Industries Ohio, Inc. Slurry composition including binder containing reaction product of epoxy functional polymer and acid functional polymer for lithium ion electrical storage devices
US20200274149A1 (en) * 2017-09-29 2020-08-27 Gs Yuasa International Ltd. Electrode and energy storage device
JP7141744B2 (ja) 2020-05-12 2022-09-26 株式会社ニューギン 遊技機

Also Published As

Publication number Publication date
EP4425593A4 (en) 2025-09-10
EP4425593A1 (en) 2024-09-04
JPWO2023074245A1 (https=) 2023-05-04
WO2023074245A1 (ja) 2023-05-04
JP7633424B2 (ja) 2025-02-19
KR20240059642A (ko) 2024-05-07

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