JP7821558B2 - 導電性アンダーコート剤 - Google Patents

導電性アンダーコート剤

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Publication number
JP7821558B2
JP7821558B2 JP2023500970A JP2023500970A JP7821558B2 JP 7821558 B2 JP7821558 B2 JP 7821558B2 JP 2023500970 A JP2023500970 A JP 2023500970A JP 2023500970 A JP2023500970 A JP 2023500970A JP 7821558 B2 JP7821558 B2 JP 7821558B2
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Japan
Prior art keywords
conductive
current collector
positive electrode
negative electrode
mass
Prior art date
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Active
Application number
JP2023500970A
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English (en)
Japanese (ja)
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JPWO2022177023A1 (https=
Inventor
健二 撹上
亮 谷内
亮 町田
洋平 青山
亨 矢野
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.)
Adeka Corp
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Adeka Corp
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Classifications

    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • 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
    • 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
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0561—Accumulators 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
    • H01M10/0562—Solid materials
    • 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
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0565—Polymeric materials, e.g. gel-type or solid-type
    • 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
    • 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
    • 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
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/663—Selection of materials containing carbon or carbonaceous materials as conductive part, e.g. graphite, carbon fibres
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/665—Composites
    • H01M4/667—Composites in the form of layers, e.g. coatings
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Composite Materials (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2023500970A 2021-02-22 2022-02-22 導電性アンダーコート剤 Active JP7821558B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021026292 2021-02-22
JP2021026292 2021-02-22
PCT/JP2022/007200 WO2022177023A1 (ja) 2021-02-22 2022-02-22 導電性アンダーコート剤

Publications (2)

Publication Number Publication Date
JPWO2022177023A1 JPWO2022177023A1 (https=) 2022-08-25
JP7821558B2 true JP7821558B2 (ja) 2026-02-27

Family

ID=82930667

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023500970A Active JP7821558B2 (ja) 2021-02-22 2022-02-22 導電性アンダーコート剤

Country Status (6)

Country Link
US (1) US20240128461A1 (https=)
EP (1) EP4297131A4 (https=)
JP (1) JP7821558B2 (https=)
KR (1) KR20230148175A (https=)
CN (1) CN116964786A (https=)
WO (1) WO2022177023A1 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023151358A (ja) * 2022-03-31 2023-10-16 三星エスディアイ株式会社 非水電解質二次電池用電極及び非水電解質二次電池
US12519107B2 (en) * 2022-10-13 2026-01-06 Lenovo (Singapore) Pte. Ltd. Lithium-ion cell
JP2024076255A (ja) * 2022-11-24 2024-06-05 パナソニックホールディングス株式会社 電極板および電池
JP2024076256A (ja) * 2022-11-24 2024-06-05 パナソニックホールディングス株式会社 電極板および電池
CN116705981B (zh) * 2023-07-27 2024-05-03 宁德时代新能源科技股份有限公司 负极极片及其制备方法、电池和用电设备
CN117133861B (zh) * 2023-10-27 2024-06-21 宁德时代新能源科技股份有限公司 负极极片、电池单体和用电装置
KR20250075219A (ko) * 2023-11-21 2025-05-28 삼성에스디아이 주식회사 전고체 전지용 음극 및 이를 포함하는 전고체 전지
CN120600827A (zh) * 2024-07-12 2025-09-05 比亚迪股份有限公司 一种负极集流体、负极片、电池、电池组及电子设备
CN119008266B (zh) * 2024-08-09 2025-05-09 广东清研电子科技有限公司 电极片及其制备方法、储能器件

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012156109A (ja) 2011-01-28 2012-08-16 Hitachi Chem Co Ltd リチウムイオン電池用の導電下地塗料
WO2013058347A1 (ja) 2011-10-21 2013-04-25 昭和電工株式会社 リチウムイオン電池用電極材料の製造方法
WO2014034156A1 (ja) 2012-08-27 2014-03-06 積水化学工業株式会社 薄片化黒鉛・樹脂複合材料及びその製造方法
JP2017216090A (ja) 2016-05-30 2017-12-07 ダイニック株式会社 下地層用塗料および電気化学素子用電極
JP6529700B1 (ja) 2018-09-10 2019-06-12 昭和電工株式会社 蓄電デバイス用集電体、その製造方法、およびその製造に用いる塗工液
WO2019216216A1 (ja) 2018-05-09 2019-11-14 積水化学工業株式会社 全固体電池用集電層、全固体電池、及び炭素材料
WO2020134749A1 (zh) 2018-12-29 2020-07-02 宁德时代新能源科技股份有限公司 电极极片、电化学装置、电池模块、电池包及设备

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0770328B2 (ja) 1986-11-08 1995-07-31 旭化成工業株式会社 二次電池
JP3229740B2 (ja) 1993-12-29 2001-11-19 ティーディーケイ株式会社 リチウム二次電池
JPH10144298A (ja) 1996-11-15 1998-05-29 Sanyo Electric Co Ltd リチウム二次電池
JP4524881B2 (ja) 2000-08-14 2010-08-18 ソニー株式会社 非水電解質二次電池
JP2013229187A (ja) 2012-04-25 2013-11-07 Showa Denko Kk カーボンコート箔塗工液用バインダー、カーボンコート箔塗工液、カーボンコート箔、リチウムイオン二次電池用電極、および、リチウムイオン二次電池
EP3272813A4 (en) 2015-03-18 2018-08-22 Adeka Corporation Liquid containing layered-substance and method for producing same
US20170271717A1 (en) 2016-03-16 2017-09-21 Kabushiki Kaisha Toshiba Secondary battery, battery pack, and vehicle
JP6369818B2 (ja) 2016-10-14 2018-08-08 Ａｔｔａｃｃａｔｏ合同会社 骨格形成剤を用いた電極
WO2019088088A1 (ja) 2017-10-31 2019-05-09 株式会社Adeka スラリー組成物、及びスラリー組成物を用いた電極

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012156109A (ja) 2011-01-28 2012-08-16 Hitachi Chem Co Ltd リチウムイオン電池用の導電下地塗料
WO2013058347A1 (ja) 2011-10-21 2013-04-25 昭和電工株式会社 リチウムイオン電池用電極材料の製造方法
WO2014034156A1 (ja) 2012-08-27 2014-03-06 積水化学工業株式会社 薄片化黒鉛・樹脂複合材料及びその製造方法
JP2017216090A (ja) 2016-05-30 2017-12-07 ダイニック株式会社 下地層用塗料および電気化学素子用電極
WO2019216216A1 (ja) 2018-05-09 2019-11-14 積水化学工業株式会社 全固体電池用集電層、全固体電池、及び炭素材料
JP6529700B1 (ja) 2018-09-10 2019-06-12 昭和電工株式会社 蓄電デバイス用集電体、その製造方法、およびその製造に用いる塗工液
WO2020134749A1 (zh) 2018-12-29 2020-07-02 宁德时代新能源科技股份有限公司 电极极片、电化学装置、电池模块、电池包及设备

Also Published As

Publication number Publication date
JPWO2022177023A1 (https=) 2022-08-25
US20240128461A1 (en) 2024-04-18
CN116964786A (zh) 2023-10-27
KR20230148175A (ko) 2023-10-24
WO2022177023A1 (ja) 2022-08-25
EP4297131A1 (en) 2023-12-27
EP4297131A4 (en) 2025-07-02

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