CN115917790A - 正极活性物质、正极活性物质层、二次电池、电子设备及车辆 - Google Patents

正极活性物质、正极活性物质层、二次电池、电子设备及车辆 Download PDF

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Publication number
CN115917790A
CN115917790A CN202180040450.1A CN202180040450A CN115917790A CN 115917790 A CN115917790 A CN 115917790A CN 202180040450 A CN202180040450 A CN 202180040450A CN 115917790 A CN115917790 A CN 115917790A
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positive electrode
active material
electrode active
secondary battery
addition
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CN202180040450.1A
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English (en)
Chinese (zh)
Inventor
齐藤丞
门马洋平
三上真弓
落合辉明
吉谷友辅
菊池梓
成田和平
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Semiconductor Energy Laboratory Co Ltd
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Semiconductor Energy Laboratory Co Ltd
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Publication of CN115917790A publication Critical patent/CN115917790A/zh
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    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
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    • C—CHEMISTRY; METALLURGY
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    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G51/00—Compounds of cobalt
    • C01G51/40—Complex oxides containing cobalt and at least one other metal element
    • C01G51/42—Complex oxides containing cobalt and at least one other metal element containing alkali metals, e.g. LiCoO2
    • C—CHEMISTRY; METALLURGY
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    • C01G53/40—Complex oxides containing nickel and at least one other metal element
    • C01G53/66—Complex oxides containing nickel and at least one other metal element containing alkaline earth metals, e.g. SrNiO3 or SrNiO2
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    • H01M10/052—Li-accumulators
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    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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    • H01—ELECTRIC ELEMENTS
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    • H—ELECTRICITY
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    • 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
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    • 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
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    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
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    • 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
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    • 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
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    • 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
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  • Chemical & Material Sciences (AREA)
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  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
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  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Battery Electrode And Active Subsutance (AREA)
CN202180040450.1A 2020-06-05 2021-06-02 正极活性物质、正极活性物质层、二次电池、电子设备及车辆 Pending CN115917790A (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2020-098575 2020-06-05
JP2020098575 2020-06-05
JP2020150851 2020-09-08
JP2020-150851 2020-09-08
JP2021066280 2021-04-09
JP2021-066280 2021-04-09
PCT/IB2021/054818 WO2021245562A1 (ja) 2020-06-05 2021-06-02 正極活物質、正極活物質層、二次電池、電子機器、及び車両

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CN115917790A true CN115917790A (zh) 2023-04-04

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US (1) US20230246183A1 (https=)
JP (1) JP7809057B2 (https=)
KR (1) KR20230021001A (https=)
CN (1) CN115917790A (https=)
WO (1) WO2021245562A1 (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111628157B (zh) * 2020-06-30 2024-03-26 蜂巢能源科技有限公司 正极材料、其制备方法及锂离子电池
US12601083B2 (en) * 2023-12-14 2026-04-14 GM Global Technology Operations LLC Process for synthesizing spinel-coated single-crystal cathode active materials

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JP4268392B2 (ja) 2002-09-26 2009-05-27 Ａｇｃセイミケミカル株式会社 リチウム二次電池用の正極活物質及びその製造方法
US7294435B2 (en) * 2003-05-15 2007-11-13 Nichia Corporation Positive electrode active material for nonaqueous electrolyte secondary battery, positive electrode mixture for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery
JP5076301B2 (ja) * 2005-10-07 2012-11-21 ソニー株式会社 二次電池
JP2009238658A (ja) * 2008-03-28 2009-10-15 Sanyo Electric Co Ltd 非水電解質二次電池
WO2014132550A1 (ja) * 2013-02-28 2014-09-04 三洋電機株式会社 非水電解質二次電池用正極、及びその正極を用いた非水電解質二次電池
WO2015045315A1 (ja) * 2013-09-30 2015-04-02 三洋電機株式会社 非水電解質二次電池用正極活物質及びそれを用いた非水電解質二次電池
WO2015163356A1 (ja) 2014-04-22 2015-10-29 三菱化学株式会社 非水二次電池用正極活物質及び非水二次電池
JP6611438B2 (ja) 2015-01-30 2019-11-27 マクセルホールディングス株式会社 非水電解質二次電池用正極材料及びその製造方法、並びに非水電解質二次電池
KR102481149B1 (ko) 2016-07-05 2022-12-23 가부시키가이샤 한도오따이 에네루기 켄큐쇼 양극 활물질, 양극 활물질의 제작 방법, 및 이차 전지

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WO2021245562A1 (ja) 2021-12-09
US20230246183A1 (en) 2023-08-03
KR20230021001A (ko) 2023-02-13
JP7809057B2 (ja) 2026-01-30

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