CN114762151A - 正极材料和包含所述正极材料的电化学装置 - Google Patents

正极材料和包含所述正极材料的电化学装置 Download PDF

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CN114762151A
CN114762151A CN202080082803.XA CN202080082803A CN114762151A CN 114762151 A CN114762151 A CN 114762151A CN 202080082803 A CN202080082803 A CN 202080082803A CN 114762151 A CN114762151 A CN 114762151A
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positive electrode
peak
lithium
electrode material
electrochemical device
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吴霞
王凯
徐磊敏
王梦
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Ningde Amperex Technology Ltd
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Ningde Amperex Technology 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
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    • 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
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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
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    • C—CHEMISTRY; METALLURGY
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    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
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  • Chemical & Material Sciences (AREA)
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  • Electrochemistry (AREA)
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Abstract

本申请涉及一种正极材料和包含所述正极材料的电化学装置。所述正极材料包含LixNazCo1‑yMyO2，其中0.6＜x＜0.85，0≤y＜0.15，0≤z＜0.03，其中M选自由Al、Mg、Ti、Mn、Fe、Ni、Zn、Cu、Nb、Cr和Zr组成的群组中的至少一者。所述正极材料在高电压(大于4.6V)下具有可观的放电容量，较好的结构可逆性和循环稳定性。

Description

PCT国内申请，说明书已公开。

Claims (10)

  1. PCT国内申请，权利要求书已公开。
CN202080082803.XA 2020-06-08 2020-06-08 正极材料和包含所述正极材料的电化学装置 Pending CN114762151A (zh)

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PCT/CN2020/094912 WO2021248272A1 (zh) 2020-06-08 2020-06-08 正极材料和包含所述正极材料的电化学装置

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US (1) US20220223862A1 (zh)
EP (1) EP4020633A4 (zh)
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WO (1) WO2021248272A1 (zh)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107017405A (zh) * 2017-06-16 2017-08-04 湖南师范大学 一种锂离子电池正极材料及其制备方法
CN107369815A (zh) * 2017-05-26 2017-11-21 北大先行科技产业有限公司 一种锂离子二次电池复合正极材料及其制备方法
CN107799733A (zh) * 2016-09-01 2018-03-13 株式会社Lg 化学 二次电池用正极活性材料、其制备方法及包含其的正极和锂二次电池
CN107863526A (zh) * 2017-10-23 2018-03-30 兰州金川新材料科技股份有限公司 一种掺杂钴酸锂的制备方法
CN109761287A (zh) * 2018-12-29 2019-05-17 合肥融捷能源材料有限公司 一种高倍率型钴酸锂及其制备方法和应用
WO2020112813A1 (en) * 2018-11-28 2020-06-04 Li Industries Inc. Methods and systems for scalable direct recycling of batteries

Family Cites Families (5)

* Cited by examiner, † Cited by third party
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CN103582971A (zh) 2011-05-31 2014-02-12 三洋电机株式会社 非水电解质电池
CN104205436A (zh) * 2012-01-17 2014-12-10 三洋电机株式会社 非水电解质二次电池的正极及非水电解质二次电池
WO2014155988A1 (ja) * 2013-03-25 2014-10-02 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これを用いた非水電解質二次電池
WO2015049796A1 (ja) * 2013-10-04 2015-04-09 日産自動車株式会社 非水電解質二次電池用正極活物質およびその製造方法
WO2015115025A1 (ja) 2014-01-31 2015-08-06 三洋電機株式会社 非水電解質二次電池

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107799733A (zh) * 2016-09-01 2018-03-13 株式会社Lg 化学 二次电池用正极活性材料、其制备方法及包含其的正极和锂二次电池
CN107369815A (zh) * 2017-05-26 2017-11-21 北大先行科技产业有限公司 一种锂离子二次电池复合正极材料及其制备方法
CN107017405A (zh) * 2017-06-16 2017-08-04 湖南师范大学 一种锂离子电池正极材料及其制备方法
CN107863526A (zh) * 2017-10-23 2018-03-30 兰州金川新材料科技股份有限公司 一种掺杂钴酸锂的制备方法
WO2020112813A1 (en) * 2018-11-28 2020-06-04 Li Industries Inc. Methods and systems for scalable direct recycling of batteries
CN109761287A (zh) * 2018-12-29 2019-05-17 合肥融捷能源材料有限公司 一种高倍率型钴酸锂及其制备方法和应用

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JP7326462B2 (ja) 2023-08-15
EP4020633A4 (en) 2022-11-02
WO2021248272A1 (zh) 2021-12-16
EP4020633A1 (en) 2022-06-29
JP2022540739A (ja) 2022-09-20

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