KR102763956B1 - 슬러리 - Google Patents

슬러리 Download PDF

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Publication number
KR102763956B1
KR102763956B1 KR1020217021899A KR20217021899A KR102763956B1 KR 102763956 B1 KR102763956 B1 KR 102763956B1 KR 1020217021899 A KR1020217021899 A KR 1020217021899A KR 20217021899 A KR20217021899 A KR 20217021899A KR 102763956 B1 KR102763956 B1 KR 102763956B1
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KR
South Korea
Prior art keywords
slurry
viscosity
active material
film thickness
binder
Prior art date
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KR1020217021899A
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English (en)
Korean (ko)
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KR20210139214A (ko
Inventor
히로키 사토
아츠히로 우에토모
Original Assignee
주식회사 다이셀
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Publication of KR20210139214A publication Critical patent/KR20210139214A/ko
Application granted granted Critical
Publication of KR102763956B1 publication Critical patent/KR102763956B1/ko
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Classifications

    • 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
    • H01M4/0402Methods of deposition of the material
    • H01M4/0404Methods of deposition of the material by coating on electrode collectors
    • 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
    • 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
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/04Processes of manufacture in general
    • H01M4/0471Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
    • 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
    • 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
    • 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
    • H01M2004/021Physical characteristics, e.g. porosity, surface area
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Laminated Bodies (AREA)
KR1020217021899A 2019-03-18 2019-03-18 슬러리 Active KR102763956B1 (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/011236 WO2020188707A1 (ja) 2019-03-18 2019-03-18 スラリー

Publications (2)

Publication Number Publication Date
KR20210139214A KR20210139214A (ko) 2021-11-22
KR102763956B1 true KR102763956B1 (ko) 2025-02-07

Family

ID=72519282

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217021899A Active KR102763956B1 (ko) 2019-03-18 2019-03-18 슬러리

Country Status (7)

Country Link
US (1) US20220158190A1 (https=)
EP (1) EP3944364A4 (https=)
JP (1) JP7261864B2 (https=)
KR (1) KR102763956B1 (https=)
CN (1) CN113228338A (https=)
TW (1) TWI844640B (https=)
WO (1) WO2020188707A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220059744A (ko) * 2020-11-03 2022-05-10 주식회사 엘지에너지솔루션 다이 코터용 심, 이를 포함하는 다이 코터 및 이를 이용하여 제조된 양극을 포함하는 리튬 이차전지
CN116565107A (zh) * 2022-01-27 2023-08-08 宁德时代新能源科技股份有限公司 负极极片、二次电池、电池模块、电池包及用电装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3687736B2 (ja) * 2000-02-25 2005-08-24 日本電気株式会社 二次電池
JP3979534B2 (ja) * 2001-07-02 2007-09-19 アクゾ ノーベル エヌ.ブイ. 顔料組成物
TWI228553B (en) * 2001-11-16 2005-03-01 Du Pont Method of producing coating compositions and coating compositions made therefrom
JP2009043641A (ja) 2007-08-10 2009-02-26 Sanyo Electric Co Ltd 非水電解質電池及びこの電池に用いられる負極
CN103081185B (zh) * 2010-08-25 2016-04-27 丰田自动车株式会社 电池用电极的制造方法
WO2013042720A1 (ja) * 2011-09-20 2013-03-28 日産化学工業株式会社 セルロースファイバーをバインダーとして含有するリチウム二次電池電極形成用スラリー組成物及びリチウム二次電池用電極
JP2014154363A (ja) * 2013-02-08 2014-08-25 Toyota Motor Corp 非水電解液二次電池,非水電解液二次電池の正極板の製造方法,および非水電解液二次電池の製造方法
JP6268811B2 (ja) * 2013-08-23 2018-01-31 日本ゼオン株式会社 リチウムイオン二次電池用多孔膜組成物、リチウムイオン二次電池用保護層付きセパレータ、リチウムイオン二次電池用保護層付き電極、リチウムイオン二次電池、およびリチウムイオン二次電池用保護層付きセパレータの製造方法
WO2017111103A1 (ja) * 2015-12-25 2017-06-29 レンゴー株式会社 セルロースザンテートナノファイバー
JP6841668B2 (ja) * 2016-01-19 2021-03-10 株式会社ダイセル 結着剤、電極用スラリー、電極及びその製造方法並びに二次電池
KR102141964B1 (ko) * 2016-03-29 2020-08-06 주식회사 엘지화학 음극 활물질 슬러리, 이를 포함하는 음극, 상기 음극을 포함하는 리튬 이차전지
US11621422B2 (en) * 2017-01-17 2023-04-04 Daicel Corporation Electrode slurry, electrode and process for producing the same, and secondary battery
US10464846B2 (en) * 2017-08-17 2019-11-05 Usg Interiors, Llc Method for production of acoustical panels

Also Published As

Publication number Publication date
TWI844640B (zh) 2024-06-11
EP3944364A1 (en) 2022-01-26
CN113228338A (zh) 2021-08-06
JPWO2020188707A1 (https=) 2020-09-24
US20220158190A1 (en) 2022-05-19
JP7261864B2 (ja) 2023-04-20
TW202046538A (zh) 2020-12-16
WO2020188707A1 (ja) 2020-09-24
KR20210139214A (ko) 2021-11-22
EP3944364A4 (en) 2023-03-08

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