CN115803932A - 锂离子二次电池及其制备方法、电池模块、电池包和装置 - Google Patents

锂离子二次电池及其制备方法、电池模块、电池包和装置 Download PDF

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CN115803932A
CN115803932A CN202080102737.8A CN202080102737A CN115803932A CN 115803932 A CN115803932 A CN 115803932A CN 202080102737 A CN202080102737 A CN 202080102737A CN 115803932 A CN115803932 A CN 115803932A
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lithium
positive electrode
electrolyte
battery
active material
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谢浩添
陈培培
孙信
王帮润
黄建涛
陈兴布
陈晓
柳娜
梁成都
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Contemporary Amperex Technology Co Ltd
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Contemporary Amperex Technology Co Ltd
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    • 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
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    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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Abstract

本申请公开了一种锂离子二次电池及其制备方法、电池模块、电池包和装置。锂离子二次电池包括正极极片、负极极片和电解液，其中，正极极片包含正极活性材料和正极补锂材料，正极补锂材料包括富锂金属氧化物，富锂金属氧化物中含有Ni、Co、Fe、Mn、Cu中的一种或多种元素；电解液包含电解质锂盐和溶剂，且电解质锂盐的阴离子中氟元素的总质量相对于电解液的总质量的占比ε＜14％。

Description

PCT国内申请，说明书已公开。

Claims (17)

  1. PCT国内申请，权利要求书已公开。
CN202080102737.8A 2020-12-24 2020-12-24 锂离子二次电池及其制备方法、电池模块、电池包和装置 Pending CN115803932A (zh)

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN116979051A (zh) * 2023-09-22 2023-10-31 深圳中芯能科技有限公司 锰系补锂添加剂及其制备方法和应用

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CN115377530B (zh) * 2022-09-30 2023-08-11 惠州锂威新能源科技有限公司 正极补锂材料的制备方法及锂电池
CN115557543B (zh) * 2022-10-17 2024-01-02 国联汽车动力电池研究院有限责任公司 一种表面原位包覆型正极补锂材料及其制备方法
CN115863613B (zh) * 2023-02-28 2023-05-09 四川轻化工大学 一种磷酸锰铁锂包覆改性高镍正极材料及制备方法和应用

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CN104638299A (zh) * 2015-02-15 2015-05-20 山东大学 一种具有防过充功能的二次电池电解液
CN105552344B (zh) * 2016-02-24 2018-12-04 中国科学院物理研究所 一种锂离子电池正极片、锂离子电池及其制备方法
CN108682894A (zh) * 2018-05-11 2018-10-19 江西中汽瑞华新能源科技有限公司 一种锂离子电池制作工艺
CN109888394A (zh) * 2019-04-08 2019-06-14 黄杜斌 一种新型的二次锂电池电解液
CN110993939A (zh) * 2019-10-21 2020-04-10 肇庆遨优动力电池有限公司 锂离子电池及其制备方法
CN110993933A (zh) * 2019-10-21 2020-04-10 肇庆遨优动力电池有限公司 锂离子电池的正极材料、制备方法及锂离子电池

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116979051A (zh) * 2023-09-22 2023-10-31 深圳中芯能科技有限公司 锰系补锂添加剂及其制备方法和应用
CN116979051B (zh) * 2023-09-22 2023-12-01 深圳中芯能科技有限公司 锰系补锂添加剂及其制备方法和应用

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EP4131487A1 (en) 2023-02-08
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