TWI821838B - 固體二次電池用片材之製造方法及固體二次電池用黏結劑 - Google Patents

固體二次電池用片材之製造方法及固體二次電池用黏結劑 Download PDF

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Publication number
TWI821838B
TWI821838B TW110148809A TW110148809A TWI821838B TW I821838 B TWI821838 B TW I821838B TW 110148809 A TW110148809 A TW 110148809A TW 110148809 A TW110148809 A TW 110148809A TW I821838 B TWI821838 B TW I821838B
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Taiwan
Prior art keywords
secondary battery
manufacturing
binder
mentioned
sheet
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TW110148809A
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English (en)
Chinese (zh)
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TW202231751A (zh
Inventor
山田貴哉
山田雅彦
平賀健太郎
献偉
寺田純平
藤原花英
藤岡星風
徳平勝貞
宇佐美亮太
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日商大金工業股份有限公司
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/052Li-accumulators
    • H01M10/0525Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/056Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0561Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
    • H01M10/0562Solid materials
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/058Construction or manufacture
    • H01M10/0587Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/04Processes of manufacture in general
    • H01M4/043Processes of manufacture in general involving compressing or compaction
    • H01M4/0435Rolling or calendering
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139Processes of manufacture
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621Binders
    • H01M4/622Binders being polymers
    • H01M4/623Binders being polymers fluorinated polymers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624Electric conductive fillers
    • H01M4/625Carbon or graphite
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M2004/026Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028Positive electrodes
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy 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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
TW110148809A 2020-12-25 2021-12-24 固體二次電池用片材之製造方法及固體二次電池用黏結劑 TWI821838B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020217248 2020-12-25
JPJP2020-217248 2020-12-25

Publications (2)

Publication Number Publication Date
TW202231751A TW202231751A (zh) 2022-08-16
TWI821838B true TWI821838B (zh) 2023-11-11

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Country Status (7)

Country Link
US (1) US20230395804A1 (https=)
EP (1) EP4270535A4 (https=)
JP (2) JP7269512B2 (https=)
KR (2) KR20230117457A (https=)
CN (1) CN116686117A (https=)
TW (1) TWI821838B (https=)
WO (1) WO2022138942A1 (https=)

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KR102768909B1 (ko) * 2021-09-30 2025-02-18 다이킨 고교 가부시키가이샤 폴리테트라플루오로에틸렌 분말, 전극용 바인더, 전극 합제, 전극, 및 이차 전지
CN119234336A (zh) * 2022-05-19 2024-12-31 日产自动车株式会社 全固态电池
EP4481860A4 (en) 2023-01-18 2025-07-23 Daikin Ind Ltd MIXTURE FOR ELECTROCHEMICAL DEVICE, MIXTURE SHEET FOR ELECTROCHEMICAL DEVICE, ELECTRODE, AND ELECTROCHEMICAL DEVICE
EP4471908A4 (en) 2023-01-18 2025-10-01 Daikin Ind Ltd TETRAFLUOROETHYLENE-BASED POLYMER COMPOSITION, BINDER FOR ELECTROCHEMICAL DEVICE, MIXTURE FOR ELECTRODE, ELECTRODE, AND SECONDARY BATTERY
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
EP4456182A4 (en) 2023-01-18 2025-09-03 Daikin Ind Ltd MIXTURE FOR ELECTROCHEMICAL DEVICE, MIXTURE SHEET FOR ELECTROCHEMICAL DEVICE, ELECTRODE AND ELECTROCHEMICAL DEVICE
JP7834119B2 (ja) 2023-01-18 2026-03-23 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、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
JP7583341B2 (ja) 2023-01-18 2024-11-14 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
KR20250129778A (ko) 2023-01-18 2025-08-29 다이킨 고교 가부시키가이샤 불소계 폴리머 조성물, 전기 화학 디바이스용 바인더, 전극 합제, 전극, 및 이차 전지
EP4525095A4 (en) 2023-01-18 2026-04-08 Daikin Ind Ltd Tetrafluoroethylene polymer composition, binder for semiconductor secondary batteries, electrolyte layer mixture, electrode mixture, electrode and semiconductor secondary battery
WO2024154773A1 (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
JP7560797B2 (ja) * 2023-01-18 2024-10-03 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
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
CN121420382A (zh) 2023-06-30 2026-01-27 大金工业株式会社 聚四氟乙烯组合物、电化学器件用粘结剂、电极合剂、电极和二次电池
JPWO2025022624A1 (https=) * 2023-07-26 2025-01-30
JP7741457B2 (ja) 2024-01-18 2025-09-18 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
CN119725367B (zh) * 2024-12-24 2026-04-03 惠州亿纬锂能股份有限公司 干法电极膜及其制备方法、电极和电池

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JPH09129218A (ja) * 1995-11-07 1997-05-16 Matsushita Electric Ind Co Ltd ポリマー電解質・リチウム電池
JPH113709A (ja) * 1997-06-10 1999-01-06 Hitachi Maxell Ltd リチウム二次電池の製造方法

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JPH06316784A (ja) * 1993-04-30 1994-11-15 Tanaka Kikinzoku Kogyo Kk カーボンブラックとptfeの均一混合粉末の製造方法
JPH09129218A (ja) * 1995-11-07 1997-05-16 Matsushita Electric Ind Co Ltd ポリマー電解質・リチウム電池
JPH113709A (ja) * 1997-06-10 1999-01-06 Hitachi Maxell Ltd リチウム二次電池の製造方法

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Publication number Publication date
WO2022138942A1 (ja) 2022-06-30
EP4270535A1 (en) 2023-11-01
EP4270535A4 (en) 2026-01-21
JP2022121547A (ja) 2022-08-19
CN116686117A (zh) 2023-09-01
TW202231751A (zh) 2022-08-16
KR20250007014A (ko) 2025-01-13
JP7269512B2 (ja) 2023-05-09
KR20230117457A (ko) 2023-08-08
JP2022103142A (ja) 2022-07-07
US20230395804A1 (en) 2023-12-07

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