JP7653632B2 - 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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JP7653632B2
JP7653632B2 JP2021574681A JP2021574681A JP7653632B2 JP 7653632 B2 JP7653632 B2 JP 7653632B2 JP 2021574681 A JP2021574681 A JP 2021574681A JP 2021574681 A JP2021574681 A JP 2021574681A JP 7653632 B2 JP7653632 B2 JP 7653632B2
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positive electrode
active material
electrode active
mixture layer
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梨乃 山本
洋一郎 宇賀
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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
    • 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
    • H01M4/364—Composites as mixtures
    • 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
    • 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
    • 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
    • H01M4/52—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
    • 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)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
JP2021574681A 2020-01-31 2021-01-21 二次電池用正極および二次電池 Active JP7653632B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020015893 2020-01-31
JP2020015893 2020-01-31
PCT/JP2021/001959 WO2021153397A1 (ja) 2020-01-31 2021-01-21 二次電池用正極および二次電池

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JPWO2021153397A1 JPWO2021153397A1 (https=) 2021-08-05
JP7653632B2 true JP7653632B2 (ja) 2025-03-31

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US (1) US20230047021A1 (https=)
EP (1) EP4099422B1 (https=)
JP (1) JP7653632B2 (https=)
CN (1) CN115053360B (https=)
WO (1) WO2021153397A1 (https=)

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CN115943504A (zh) * 2020-08-28 2023-04-07 三洋电机株式会社 非水电解质二次电池用正极及非水电解质二次电池
CN116569361A (zh) * 2020-12-07 2023-08-08 株式会社Lg新能源 锂二次电池用正极活性材料和包含其的锂二次电池
JP7118187B1 (ja) * 2021-02-03 2022-08-15 住友化学株式会社 リチウム金属複合酸化物、リチウム二次電池用正極活物質、リチウム二次電池用正極及びリチウム二次電池
KR102933855B1 (ko) 2021-06-28 2026-03-03 주식회사 엘지에너지솔루션 리튬 이차 전지용 양극 및 이를 구비하는 리튬 이차 전지
JPWO2023053582A1 (https=) * 2021-09-30 2023-04-06
US20240405192A1 (en) 2021-09-30 2024-12-05 Panasonic Intellectual Property Management Co., Ltd. Positive electrode for secondary battery, and secondary battery
WO2023054304A1 (ja) 2021-09-30 2023-04-06 パナソニックＩｐマネジメント株式会社 二次電池用正極およびその製造方法、ならびに二次電池
WO2023054308A1 (ja) * 2021-09-30 2023-04-06 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
EP4443583A4 (en) * 2021-11-30 2025-07-16 Panasonic Energy Co Ltd NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY
US20250046856A1 (en) * 2021-11-30 2025-02-06 Panasonic Energy Co., Ltd. Non-aqueous electrolyte secondary battery
JP7503536B2 (ja) * 2021-12-20 2024-06-20 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 正極活物質、およびこれを用いた非水電解質二次電池
JP7495918B2 (ja) * 2021-12-20 2024-06-05 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 正極およびこれを用いた非水電解質二次電池
JP7834516B2 (ja) * 2022-03-11 2026-03-24 株式会社東芝 電極、二次電池、電池パック及び車両
JPWO2023181848A1 (https=) * 2022-03-23 2023-09-28
US20250112225A1 (en) * 2022-06-24 2025-04-03 Lg Chem, Ltd Positive Electrode Material for Lithium Secondary Battery, and Positive Electrode and Lithium Secondary Battey Which Include the Same
US20260081146A1 (en) * 2022-07-29 2026-03-19 Panasonic Intellectual Property Management Co., Ltd. Positive electrode active material for non-aqueous electrolyte secondary batteries, and non-aqueous electrolyte secondary battery
WO2024071950A1 (ko) * 2022-09-30 2024-04-04 주식회사 엘지에너지솔루션 양극 조성물, 양극 및 이차전지
JP2025519215A (ja) * 2022-10-07 2025-06-24 エルジー エナジー ソリューション リミテッド 正極および二次電池
JP7787834B2 (ja) * 2023-02-01 2025-12-17 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 正極板および非水電解質二次電池
EP4723198A1 (en) * 2023-05-31 2026-04-08 Panasonic Intellectual Property Management Co., Ltd. Positive electrode for secondary battery, and secondary battery
KR20250062879A (ko) * 2023-10-31 2025-05-08 삼성에스디아이 주식회사 리튬 이차 전지용 양극 및 이를 포함하는 리튬 이차 전지

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005020354A1 (ja) 2003-08-21 2005-03-03 Seimi Chemical Co., Ltd. リチウム二次電池用の正極活物質粉末
JP2014143063A (ja) 2013-01-23 2014-08-07 Toyota Motor Corp 二次電池
WO2017057078A1 (ja) 2015-10-02 2017-04-06 日立金属株式会社 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
JP2017107727A (ja) 2015-12-09 2017-06-15 ソニー株式会社 正極活物質、正極、電池、電池パック、電子機器、電動車両、蓄電装置および電力システム
WO2019044205A1 (ja) 2017-08-31 2019-03-07 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用正極活物質、非水電解質二次電池用正極及び非水電解質二次電池

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US9806336B2 (en) * 2012-09-21 2017-10-31 Toyota Jidosha Kabushiki Kaisha Positive electrode for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
KR101785262B1 (ko) * 2013-07-08 2017-10-16 삼성에스디아이 주식회사 양극 활물질, 그 제조방법, 이를 채용한 양극 및 리튬이차전지
WO2015045719A1 (ja) * 2013-09-26 2015-04-02 Ｎｅｃエナジーデバイス株式会社 積層型リチウムイオン二次電池用正極
JP2016012500A (ja) * 2014-06-30 2016-01-21 パナソニック株式会社 非水電解質二次電池用正極活物質及び非水電解質二次電池
JP6237546B2 (ja) * 2014-09-11 2017-11-29 トヨタ自動車株式会社 非水電解質二次電池
JP2018185884A (ja) * 2015-09-29 2018-11-22 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
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JP7069668B2 (ja) * 2017-12-01 2022-05-18 トヨタ自動車株式会社 リチウムイオン二次電池
JP7112872B2 (ja) * 2018-03-30 2022-08-04 三洋電機株式会社 二次電池
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005020354A1 (ja) 2003-08-21 2005-03-03 Seimi Chemical Co., Ltd. リチウム二次電池用の正極活物質粉末
JP2014143063A (ja) 2013-01-23 2014-08-07 Toyota Motor Corp 二次電池
WO2017057078A1 (ja) 2015-10-02 2017-04-06 日立金属株式会社 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
JP2017107727A (ja) 2015-12-09 2017-06-15 ソニー株式会社 正極活物質、正極、電池、電池パック、電子機器、電動車両、蓄電装置および電力システム
WO2019044205A1 (ja) 2017-08-31 2019-03-07 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用正極活物質、非水電解質二次電池用正極及び非水電解質二次電池

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Publication number Publication date
CN115053360A (zh) 2022-09-13
EP4099422B1 (en) 2025-08-06
CN115053360B (zh) 2024-03-22
EP4099422A1 (en) 2022-12-07
WO2021153397A1 (ja) 2021-08-05
EP4099422A4 (en) 2024-07-24
US20230047021A1 (en) 2023-02-16
JPWO2021153397A1 (https=) 2021-08-05

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