JP7669287B2 - 非水電解質二次電池 - Google Patents

非水電解質二次電池 Download PDF

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Publication number
JP7669287B2
JP7669287B2 JP2021563990A JP2021563990A JP7669287B2 JP 7669287 B2 JP7669287 B2 JP 7669287B2 JP 2021563990 A JP2021563990 A JP 2021563990A JP 2021563990 A JP2021563990 A JP 2021563990A JP 7669287 B2 JP7669287 B2 JP 7669287B2
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negative electrode
electrode mixture
mixture layer
graphite particles
secondary battery
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JPWO2021117748A5 (https=
JPWO2021117748A1 (https=
Inventor
紀子 杉井
泰三 砂野
拓也 四宮
麻衣 横井
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Panasonic Energy Co Ltd
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Panasonic Energy Co Ltd
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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
    • H01M4/04—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
    • 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
    • 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
    • H01M10/0566—Liquid materials
    • H01M10/0569—Liquid materials characterised by the solvents
    • 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
    • H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • 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
    • H01M4/134—Electrodes based on metals, Si or alloys
    • 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
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • 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
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/386—Silicon or alloys based on silicon
    • 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
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
    • 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
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/417—Polyolefins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • H01M50/451—Separators, membranes or diaphragms characterised by the material having a layered structure comprising layers of only organic material and layers containing inorganic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
    • 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
    • H01M2004/027—Negative 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)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2021563990A 2019-12-13 2020-12-09 非水電解質二次電池 Active JP7669287B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019225086 2019-12-13
JP2019225086 2019-12-13
PCT/JP2020/045747 WO2021117748A1 (ja) 2019-12-13 2020-12-09 非水電解質二次電池

Publications (3)

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JPWO2021117748A1 JPWO2021117748A1 (https=) 2021-06-17
JPWO2021117748A5 JPWO2021117748A5 (https=) 2022-08-09
JP7669287B2 true JP7669287B2 (ja) 2025-04-28

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US (1) US20230025345A1 (https=)
EP (1) EP4075537A4 (https=)
JP (1) JP7669287B2 (https=)
CN (1) CN114762163B (https=)
WO (1) WO2021117748A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114730862B (zh) * 2019-11-27 2025-01-10 松下新能源株式会社 非水电解质二次电池
US12555769B2 (en) 2019-12-13 2026-02-17 Panasonic Energy Co., Ltd. Nonaqueous electrolyte secondary battery
CN120226160A (zh) * 2023-12-27 2025-06-27 厦门新能安科技有限公司 圆柱形的二次电池和电子装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000138061A (ja) 1998-08-27 2000-05-16 Nec Corp 非水電解液二次電池、その製造法および炭素材料組成物
JP2011009203A (ja) 2009-05-26 2011-01-13 Nissan Motor Co Ltd 電極構造、電池および電極構造の製造方法
WO2013031226A1 (ja) 2011-08-31 2013-03-07 パナソニック株式会社 非水電解質二次電池
WO2019131195A1 (ja) 2017-12-27 2019-07-04 パナソニック株式会社 非水電解質二次電池用負極及び非水電解質二次電池

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JP4136344B2 (ja) 2001-09-05 2008-08-20 アオイ電子株式会社 リチウム二次電池及びその製造方法
KR100682862B1 (ko) 2005-01-11 2007-02-15 삼성에스디아이 주식회사 전기 화학 전지용 전극, 그 제조 방법 및 이를 채용한전기 화학 전지
JP5217095B2 (ja) * 2006-02-10 2013-06-19 トヨタ自動車株式会社 非水系二次電池の製造方法、及び、電極の製造方法
KR20120048007A (ko) * 2010-06-30 2012-05-14 파나소닉 주식회사 비수 전해질 이차전지용 음극 및 그 제조방법, 및 비수 전해질 이차전지
JP2013134938A (ja) * 2011-12-27 2013-07-08 Panasonic Corp 非水電解質二次電池用負極およびその製造方法、ならびにそれを用いた非水電解質二次電池
WO2014116029A1 (ko) * 2013-01-25 2014-07-31 주식회사 엘지화학 리튬 이차 전지용 음극 및 이를 포함하는 리튬 이차 전지
KR101560471B1 (ko) 2013-01-25 2015-10-15 주식회사 엘지화학 리튬 이차 전지용 음극 및 이를 포함하는 리튬 이차 전지
KR101713533B1 (ko) * 2014-08-29 2017-03-08 스미또모 가가꾸 가부시키가이샤 적층체, 적층체를 포함하는 비수 전해액 이차 전지용 세퍼레이터 및 비수 전해액 이차 전지용 세퍼레이터를 포함하는 비수 전해액 이차 전지
JP6644692B2 (ja) * 2014-09-05 2020-02-12 三洋電機株式会社 非水電解質二次電池用負極及び非水電解質二次電池
WO2017094237A1 (ja) * 2015-11-30 2017-06-08 パナソニックＩｐマネジメント株式会社 非水電解質二次電池
KR101966144B1 (ko) * 2016-09-29 2019-04-05 주식회사 엘지화학 천연 흑연 및 인조 흑연을 포함하는 다층 음극 및 이를 포함하는 리튬 이차전지
US10862092B2 (en) * 2017-03-21 2020-12-08 Kabushiki Kaisha Toshiba Secondary battery with separator having a solid electrolyte, battery pack, and vehicle
KR102557446B1 (ko) * 2017-11-07 2023-07-18 삼성에스디아이 주식회사 리튬 이차 전지용 음극 및 이를 포함하는 리튬 이차 전지
WO2019167581A1 (ja) * 2018-02-28 2019-09-06 パナソニック株式会社 非水電解質二次電池
TWI803648B (zh) * 2018-06-12 2023-06-01 南韓商Ｌｇ化學股份有限公司 含無機塗層的電化學裝置用之隔板及彼之製造方法
JP7233013B2 (ja) * 2018-06-15 2023-03-06 パナソニックＩｐマネジメント株式会社 非水電解質二次電池

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000138061A (ja) 1998-08-27 2000-05-16 Nec Corp 非水電解液二次電池、その製造法および炭素材料組成物
JP2011009203A (ja) 2009-05-26 2011-01-13 Nissan Motor Co Ltd 電極構造、電池および電極構造の製造方法
WO2013031226A1 (ja) 2011-08-31 2013-03-07 パナソニック株式会社 非水電解質二次電池
WO2019131195A1 (ja) 2017-12-27 2019-07-04 パナソニック株式会社 非水電解質二次電池用負極及び非水電解質二次電池

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US20230025345A1 (en) 2023-01-26
CN114762163A (zh) 2022-07-15
WO2021117748A1 (ja) 2021-06-17
EP4075537A4 (en) 2023-12-27
JPWO2021117748A1 (https=) 2021-06-17
CN114762163B (zh) 2026-04-24
EP4075537A1 (en) 2022-10-19

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