CN115836436A - 一种隔离膜、其制备方法及其相关的二次电池、电池模块、电池包和装置 - Google Patents

一种隔离膜、其制备方法及其相关的二次电池、电池模块、电池包和装置 Download PDF

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CN115836436A
CN115836436A CN202080103017.3A CN202080103017A CN115836436A CN 115836436 A CN115836436 A CN 115836436A CN 202080103017 A CN202080103017 A CN 202080103017A CN 115836436 A CN115836436 A CN 115836436A
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organic particles
coating
particles
separator
organic
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洪海艺
杨建瑞
兰媛媛
程丛
柳娜
金海族
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Contemporary Amperex Technology Co Ltd
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Abstract

一种隔离膜及其制备方法，以及包括所述隔离膜的二次电池、电池模块、电池包和装置，所述隔离膜包括基材(A)和设置在所述基材(A)至少一个表面上的涂层(B)；所述涂层(B)包括无机颗粒(B3)和有机颗粒，所述有机颗粒包括第一种有机颗粒(B1)和第二种有机颗粒(B2)，所述第一种有机颗粒(B1)和所述第二种有机颗粒(B2)嵌于所述无机颗粒(B3)中且在所述涂层(B)表面形成凸起；所述第一种有机颗粒(B1)为二次颗粒，且所述第一种有机颗粒(B1)在所述涂层(B)中的数量记为A，所述第二种有机颗粒(B2)为一次颗粒，且所述第二种有机颗粒(B2)在所述涂层(B)中的数量记为B，则所述隔离膜满足：0.05≤A/B＜1。

Description

PCT国内申请，说明书已公开。

Claims (20)

  1. PCT国内申请，权利要求书已公开。
CN202080103017.3A 2020-11-30 2020-11-30 一种隔离膜、其制备方法及其相关的二次电池、电池模块、电池包和装置 Pending CN115836436A (zh)

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PCT/CN2020/132956 WO2022110228A1 (zh) 2020-11-30 2020-11-30 一种隔离膜、其制备方法及其相关的二次电池、电池模块、电池包和装置

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US (1) US20230307790A1 (zh)
EP (1) EP4142033A1 (zh)
JP (1) JP2023541770A (zh)
KR (1) KR20230024999A (zh)
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WO (1) WO2022110228A1 (zh)

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CN115275524B (zh) * 2022-08-12 2023-11-28 珠海冠宇电池股份有限公司 一种电池隔膜和电池

Citations (4)

* Cited by examiner, † Cited by third party
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WO2012111956A2 (ko) * 2011-02-15 2012-08-23 주식회사 엘지화학 세퍼레이터, 그 제조방법 및 이를 구비한 전기화학소자
KR20160118979A (ko) * 2015-04-02 2016-10-12 주식회사 엘지화학 리튬 이차전지용 세퍼레이터 및 그의 제조방법
CN110660951A (zh) * 2019-10-08 2020-01-07 华南理工大学 一种锂离子电池隔膜
CN111954943A (zh) * 2018-02-26 2020-11-17 三星Sdi株式会社 隔板、用于制造其的方法和包括其的锂电池

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CN105958000B (zh) * 2016-07-11 2019-05-03 东莞市魔方新能源科技有限公司 一种锂离子电池复合隔膜及其制备方法
CN111653717B (zh) * 2020-07-10 2022-08-12 东莞市魔方新能源科技有限公司 一种复合隔膜的制备方法、复合隔膜和锂离子电池

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012111956A2 (ko) * 2011-02-15 2012-08-23 주식회사 엘지화학 세퍼레이터, 그 제조방법 및 이를 구비한 전기화학소자
KR20160118979A (ko) * 2015-04-02 2016-10-12 주식회사 엘지화학 리튬 이차전지용 세퍼레이터 및 그의 제조방법
CN111954943A (zh) * 2018-02-26 2020-11-17 三星Sdi株式会社 隔板、用于制造其的方法和包括其的锂电池
CN110660951A (zh) * 2019-10-08 2020-01-07 华南理工大学 一种锂离子电池隔膜

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US20230307790A1 (en) 2023-09-28
EP4142033A1 (en) 2023-03-01
JP2023541770A (ja) 2023-10-04
KR20230024999A (ko) 2023-02-21
WO2022110228A1 (zh) 2022-06-02

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