CN114747042A - 二次电池、其制备方法及含有该二次电池的电池模块、电池包和装置 - Google Patents

二次电池、其制备方法及含有该二次电池的电池模块、电池包和装置 Download PDF

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CN114747042A
CN114747042A CN202080083164.9A CN202080083164A CN114747042A CN 114747042 A CN114747042 A CN 114747042A CN 202080083164 A CN202080083164 A CN 202080083164A CN 114747042 A CN114747042 A CN 114747042A
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negative electrode
active material
electrode active
film layer
optionally
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李二岭
康蒙
邓柏炟
何立兵
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Contemporary Amperex Technology Co Ltd
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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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    • H01M4/386—Silicon or alloys based on silicon
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    • 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
    • H—ELECTRICITY
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Abstract

一种二次电池(5)及其制备方法与含有该二次电池(5)的电池模块(4)、电池包(1)和装置。二次电池(5)包括负极极片(10)，所述负极极片(10)包括负极集流体(101)及负极膜层，所述负极膜层包括第一负极膜层(102)和第二负极膜层(103)，所述第二负极膜层(103)位于所述负极集流体(101)和所述第一负极膜层(102)之间；所述第一负极膜层(102)包括第一负极活性材料；所述第一负极活性材料包括第一石墨，所述第一石墨为人造石墨，且所述第一负极活性材料的体积粒径分布Dv99≤23μm。

Description

PCT国内申请，说明书已公开。

Claims (26)

  1. PCT国内申请，权利要求书已公开。
CN202080083164.9A 2020-10-15 2020-10-15 二次电池、其制备方法及含有该二次电池的电池模块、电池包和装置 Pending CN114747042A (zh)

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PCT/CN2020/121255 WO2022077370A1 (zh) 2020-10-15 2020-10-15 二次电池、其制备方法及含有该二次电池的电池模块、电池包和装置

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115347241A (zh) * 2022-10-14 2022-11-15 宁德新能源科技有限公司 电化学装置及电子装置
CN116613275A (zh) * 2023-07-17 2023-08-18 宁德时代新能源科技股份有限公司 负极片及其制备方法、电池及用电装置
CN116885103A (zh) * 2023-09-08 2023-10-13 浙江锂威电子科技有限公司 一种石墨阳极及其制备方法和应用

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114709363A (zh) * 2022-04-29 2022-07-05 三一技术装备有限公司 干法极片及其制备方法
KR20240014879A (ko) * 2022-07-26 2024-02-02 에스케이온 주식회사 이차 전지용 음극 및 이를 포함하는 이차 전지
WO2024020985A1 (zh) * 2022-07-29 2024-02-01 宁德时代新能源科技股份有限公司 电极极片、二次电池及用电装置
CN116404101B (zh) * 2023-06-08 2023-08-18 深圳海辰储能控制技术有限公司 一种负极极片、电池、电池包及用电设备
CN117293274A (zh) * 2023-11-23 2023-12-26 宁德时代新能源科技股份有限公司 负极极片及其制备方法、电池和用电装置
CN117878429A (zh) * 2024-03-11 2024-04-12 蜂巢能源科技股份有限公司 一种电池及电池设计方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120328942A1 (en) * 2010-03-05 2012-12-27 A123 Systems, Inc. Design and fabrication of electrodes with gradients
CN108807847A (zh) * 2018-04-28 2018-11-13 宁德时代新能源科技股份有限公司 负极极片及电池
CN109841831A (zh) * 2019-03-21 2019-06-04 宁德新能源科技有限公司 负极材料及包含该负极材料的负极及电化学装置
CN110867560A (zh) * 2018-08-28 2020-03-06 宁德时代新能源科技股份有限公司 一种负极极片及二次电池
CN110870115A (zh) * 2017-11-28 2020-03-06 株式会社Lg化学 负极活性材料、包含其的负极和锂二次电池
CN111129502A (zh) * 2018-10-31 2020-05-08 宁德时代新能源科技股份有限公司 一种负极极片以及二次电池

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2011114641A1 (ja) * 2010-03-15 2013-06-27 パナソニック株式会社 非水電解質二次電池用電極およびこれを含む非水電解質二次電池
CN111668452B (zh) * 2019-03-06 2021-06-04 宁德时代新能源科技股份有限公司 一种负极及其锂离子二次电池
CN111540881B (zh) * 2020-05-08 2021-07-06 珠海冠宇电池股份有限公司 一种负极片、制备方法及包含其的锂离子电池
CN111600066A (zh) * 2020-06-29 2020-08-28 天津市捷威动力工业有限公司 一种快充型高能量密度锂离子电池

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120328942A1 (en) * 2010-03-05 2012-12-27 A123 Systems, Inc. Design and fabrication of electrodes with gradients
CN110870115A (zh) * 2017-11-28 2020-03-06 株式会社Lg化学 负极活性材料、包含其的负极和锂二次电池
CN108807847A (zh) * 2018-04-28 2018-11-13 宁德时代新能源科技股份有限公司 负极极片及电池
CN110867560A (zh) * 2018-08-28 2020-03-06 宁德时代新能源科技股份有限公司 一种负极极片及二次电池
CN111129502A (zh) * 2018-10-31 2020-05-08 宁德时代新能源科技股份有限公司 一种负极极片以及二次电池
CN109841831A (zh) * 2019-03-21 2019-06-04 宁德新能源科技有限公司 负极材料及包含该负极材料的负极及电化学装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115347241A (zh) * 2022-10-14 2022-11-15 宁德新能源科技有限公司 电化学装置及电子装置
CN115347241B (zh) * 2022-10-14 2023-06-06 宁德新能源科技有限公司 电化学装置及电子装置
CN116613275A (zh) * 2023-07-17 2023-08-18 宁德时代新能源科技股份有限公司 负极片及其制备方法、电池及用电装置
CN116613275B (zh) * 2023-07-17 2024-02-13 宁德时代新能源科技股份有限公司 负极片及其制备方法、电池及用电装置
CN116885103A (zh) * 2023-09-08 2023-10-13 浙江锂威电子科技有限公司 一种石墨阳极及其制备方法和应用

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KR20220124781A (ko) 2022-09-14
JP2023515496A (ja) 2023-04-13
EP4138154A4 (en) 2024-03-06
EP4138154A1 (en) 2023-02-22
WO2022077370A1 (zh) 2022-04-21

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