CN115803905A - 电池用正极和电池 - Google Patents

电池用正极和电池 Download PDF

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Publication number
CN115803905A
CN115803905A CN202180049607.7A CN202180049607A CN115803905A CN 115803905 A CN115803905 A CN 115803905A CN 202180049607 A CN202180049607 A CN 202180049607A CN 115803905 A CN115803905 A CN 115803905A
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CN
China
Prior art keywords
positive electrode
electrode mixture
mixture
active material
battery
Prior art date
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Pending
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CN202180049607.7A
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English (en)
Chinese (zh)
Inventor
前田聪
高山阳亮
黑宫孝雄
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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Publication of CN115803905A publication Critical patent/CN115803905A/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
    • H01M4/62—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
    • 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
    • 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
    • H01M4/04—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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • 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
    • 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
    • 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
    • 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
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • 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

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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)
  • Inorganic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
CN202180049607.7A 2020-07-20 2021-05-24 电池用正极和电池 Pending CN115803905A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020123532 2020-07-20
JP2020-123532 2020-07-20
PCT/JP2021/019500 WO2022018954A1 (ja) 2020-07-20 2021-05-24 電池用正極及び電池

Publications (1)

Publication Number Publication Date
CN115803905A true CN115803905A (zh) 2023-03-14

Family

ID=79728656

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180049607.7A Pending CN115803905A (zh) 2020-07-20 2021-05-24 电池用正极和电池

Country Status (5)

Country Link
US (1) US20230261197A1 (https=)
EP (1) EP4184606A4 (https=)
JP (1) JPWO2022018954A1 (https=)
CN (1) CN115803905A (https=)
WO (1) WO2022018954A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4462518A4 (en) * 2023-01-18 2026-04-22 Daikin Ind Ltd Tetrafluoroethylene-based polymer, binder for electrochemical devices, electrode mix, electrode, and secondary battery
JPWO2024172085A1 (https=) * 2023-02-17 2024-08-22
JPWO2024172059A1 (https=) * 2023-02-17 2024-08-22

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009151959A (ja) * 2007-12-19 2009-07-09 Hitachi Maxell Ltd 非水電解質二次電池用正極、非水電解質二次電池および電子機器
CN103650213A (zh) * 2011-09-22 2014-03-19 藤仓化成株式会社 锂离子二次电池的正极材料及锂离子二次电池

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5459191A (en) * 1992-08-28 1995-10-17 E. I. Du Pont De Nemours And Company Solvents for tetrafluoroethylene polymers
JP4059556B2 (ja) * 1998-03-26 2008-03-12 三洋電機株式会社 非水電解液電池およびその製造方法
US20030175588A1 (en) * 2002-03-14 2003-09-18 Dong Zhang Cathode compositions, cathodes, methods of producing cathodes and lithium secondary batteries including the same
TWI423504B (zh) * 2010-03-05 2014-01-11 Ｊｘ日鑛日石金屬股份有限公司 A positive electrode active material for a lithium ion battery, a positive electrode for a lithium ion battery, a lithium ion battery, and a method for producing a positive electrode active material for a lithium ion battery
JP5527597B2 (ja) * 2010-05-07 2014-06-18 トヨタ自動車株式会社 リチウム二次電池の製造方法
JP6081339B2 (ja) * 2013-10-11 2017-02-15 オートモーティブエナジーサプライ株式会社 非水電解質二次電池
KR102559757B1 (ko) * 2016-03-01 2023-07-27 테슬라, 인크. 에너지 저장 장치를 위한 전극 및 건식 에너지 저장 장치 전극 필름을 제조하기 위한 방법
US11942621B2 (en) * 2017-11-14 2024-03-26 Asahi Kasei Kabushiki Kaisha Positive electrode coating liquid, positive electrode precursor, and nonaqueous lithium electric storage element
JP7082938B2 (ja) * 2018-12-12 2022-06-09 三洋電機株式会社 二次電池

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009151959A (ja) * 2007-12-19 2009-07-09 Hitachi Maxell Ltd 非水電解質二次電池用正極、非水電解質二次電池および電子機器
CN103650213A (zh) * 2011-09-22 2014-03-19 藤仓化成株式会社 锂离子二次电池的正极材料及锂离子二次电池

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Publication number Publication date
JPWO2022018954A1 (https=) 2022-01-27
US20230261197A1 (en) 2023-08-17
EP4184606A4 (en) 2024-11-06
EP4184606A1 (en) 2023-05-24
WO2022018954A1 (ja) 2022-01-27

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