JP7624610B2 - 二次電池用正極および二次電池 - Google Patents

二次電池用正極および二次電池 Download PDF

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Publication number
JP7624610B2
JP7624610B2 JP2022503697A JP2022503697A JP7624610B2 JP 7624610 B2 JP7624610 B2 JP 7624610B2 JP 2022503697 A JP2022503697 A JP 2022503697A JP 2022503697 A JP2022503697 A JP 2022503697A JP 7624610 B2 JP7624610 B2 JP 7624610B2
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Prior art keywords
positive electrode
secondary battery
active material
lithium
electrode active
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Japanese (ja)
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JPWO2021172441A1 (https=
Inventor
洋一郎 宇賀
倫久 岡崎
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management 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
    • H01M4/36—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
    • 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
    • H01M4/13—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
    • H01M4/36—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
    • H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
    • H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
    • 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
    • H01M4/624—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
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027—Negative 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
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive 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
    • 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
    • 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)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
JP2022503697A 2020-02-28 2021-02-25 二次電池用正極および二次電池 Active JP7624610B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020034119 2020-02-28
JP2020034119 2020-02-28
PCT/JP2021/007139 WO2021172441A1 (ja) 2020-02-28 2021-02-25 二次電池用正極および二次電池

Publications (2)

Publication Number Publication Date
JPWO2021172441A1 JPWO2021172441A1 (https=) 2021-09-02
JP7624610B2 true JP7624610B2 (ja) 2025-01-31

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JP2022503697A Active JP7624610B2 (ja) 2020-02-28 2021-02-25 二次電池用正極および二次電池

Country Status (5)

Country Link
US (1) US20230013168A1 (https=)
EP (1) EP4113656A4 (https=)
JP (1) JP7624610B2 (https=)
CN (1) CN115152050A (https=)
WO (1) WO2021172441A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114000195B (zh) * 2021-11-01 2023-09-08 佛山科学技术学院 一种单分散高镍三元单晶正极材料的制备方法
JP2024102936A (ja) * 2023-01-20 2024-08-01 プライムプラネットエナジー＆ソリューションズ株式会社 正極および非水電解質二次電池

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006086116A (ja) 2004-08-16 2006-03-30 Showa Denko Kk リチウム系電池用正極及びそれを用いたリチウム系電池
JP2017182989A (ja) 2016-03-29 2017-10-05 三星エスディアイ株式会社Samsung SDI Co., Ltd. 正極合剤スラリー、非水電解質二次電池用正極、及び非水電解質二次電池

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005061599A1 (ja) * 2003-12-24 2005-07-07 Asahi Kasei Chemicals Corporation ポリオレフィン製微多孔膜
TWI459616B (zh) * 2004-08-16 2014-11-01 Showa Denko Kk Lithium batteries with positive and the use of its lithium batteries
US20080104418A1 (en) 2006-10-25 2008-05-01 Electonic Data Systems Corporation Apparatus, and associated method, for providing an electronic storage box for securely storing data in electronic form
JP2011243558A (ja) * 2010-04-22 2011-12-01 Hitachi Maxell Energy Ltd リチウム二次電池用正極およびリチウム二次電池
JP5841805B2 (ja) * 2011-10-27 2016-01-13 昭和電工株式会社 リチウム二次電池正極用複合材料の製造方法
CN103427119B (zh) * 2012-04-17 2016-05-18 苏州宝时得电动工具有限公司 电池
KR102228109B1 (ko) * 2014-01-27 2021-03-15 스미또모 가가꾸 가부시끼가이샤 리튬 이차 전지용 정극 활물질, 리튬 이차 전지용 정극, 및 리튬 이차 전지
WO2017056585A1 (ja) * 2015-09-30 2017-04-06 Ｎｅｃエナジーデバイス株式会社 正極活物質、正極およびリチウムイオン二次電池
KR102436419B1 (ko) * 2015-10-30 2022-08-25 삼성에스디아이 주식회사 복합양극활물질, 그 제조방법 및 이를 포함한 양극을 함유한 리튬 이차 전지
JP2019220356A (ja) * 2018-06-20 2019-12-26 積水化学工業株式会社 リチウムイオン二次電池用正極材料及びその製造方法、並びにリチウムイオン二次電池用正極材料からなる正極活物質層及びそれを用いたリチウムイオン二次電池
JP6733796B2 (ja) * 2018-10-03 2020-08-05 ダイキン工業株式会社 正極構造体および二次電池
JP7330028B2 (ja) * 2019-09-13 2023-08-21 株式会社東芝 電極、二次電池、電池パック、及び車両

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006086116A (ja) 2004-08-16 2006-03-30 Showa Denko Kk リチウム系電池用正極及びそれを用いたリチウム系電池
JP2017182989A (ja) 2016-03-29 2017-10-05 三星エスディアイ株式会社Samsung SDI Co., Ltd. 正極合剤スラリー、非水電解質二次電池用正極、及び非水電解質二次電池

Also Published As

Publication number Publication date
EP4113656A1 (en) 2023-01-04
CN115152050A (zh) 2022-10-04
WO2021172441A1 (ja) 2021-09-02
EP4113656A4 (en) 2023-08-09
JPWO2021172441A1 (https=) 2021-09-02
US20230013168A1 (en) 2023-01-19

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