CN113795975A - 隔膜、电极组件、电池及电子装置 - Google Patents

隔膜、电极组件、电池及电子装置 Download PDF

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Publication number
CN113795975A
CN113795975A CN202080032891.2A CN202080032891A CN113795975A CN 113795975 A CN113795975 A CN 113795975A CN 202080032891 A CN202080032891 A CN 202080032891A CN 113795975 A CN113795975 A CN 113795975A
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Prior art keywords
hollow microspheres
separator
binder
battery
coating
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CN202080032891.2A
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樊晓贺
魏增斌
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Ningde Amperex Technology Ltd
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Ningde Amperex Technology Ltd
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Publication of CN113795975A publication Critical patent/CN113795975A/zh
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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
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • H01M50/451—Separators, membranes or diaphragms characterised by the material having a layered structure comprising layers of only organic material and layers containing inorganic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • H01M50/457—Separators, membranes or diaphragms characterised by the material having a layered structure comprising three or more layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/42—Acrylic resins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/431—Inorganic material
    • H01M50/434—Ceramics
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
    • H01M50/609—Arrangements or processes for filling with liquid, e.g. electrolytes
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Cell Separators (AREA)

Abstract

一种隔膜(100、200、300、400、500、600)，隔膜(100、200、300、400、500、600)包括隔膜基材(10)。所述隔膜(100、200、300、400、500、600)还包括混合涂层(30)，所述混合涂层(30)设置于所述隔膜基材(10)的表面，所述混合涂层(30)包括中空微球(32)以及粘结剂(34)，所述中空微球(32)能够在电解液中溶胀后破损。一种包括隔膜(100、200、300、400、500、600)的电极组件(2)、包括电极组件(2)的电池(3)及包括电池(3)的电子装置(4)。

Description

PCT国内申请，说明书已公开。

Claims (14)

  1. PCT国内申请，权利要求书已公开。
CN202080032891.2A 2020-03-31 2020-03-31 隔膜、电极组件、电池及电子装置 Pending CN113795975A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/082433 WO2021195963A1 (zh) 2020-03-31 2020-03-31 隔膜、电极组件、电池及电子装置

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CN113795975A true CN113795975A (zh) 2021-12-14

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US (1) US12002989B2 (zh)
EP (1) EP3916901A4 (zh)
CN (1) CN113795975A (zh)
WO (1) WO2021195963A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114649638B (zh) * 2022-05-20 2022-09-06 宁德卓高新材料科技有限公司 一种涂覆隔膜及其制备方法及应用

Citations (7)

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CN105765761A (zh) * 2013-11-29 2016-07-13 丰田自动车株式会社 非水电解质二次电池的隔膜和包括隔膜的电池
CN107431169A (zh) * 2015-03-20 2017-12-01 日本瑞翁株式会社 非水系二次电池功能层用组合物、非水系二次电池用功能层以及非水系二次电池
WO2018027652A1 (zh) * 2016-08-10 2018-02-15 东莞新能源科技有限公司 隔膜、制备方法及电化储能装置
CN108028379A (zh) * 2015-09-28 2018-05-11 日本瑞翁株式会社 非水系二次电池电极用粘结剂组合物、非水系二次电池电极用浆料组合物、非水系二次电池用电极及非水系二次电池
CN108493387A (zh) * 2018-04-23 2018-09-04 东莞市魔方新能源科技有限公司 电池隔膜涂层用粘接剂及其制备方法
CN110112353A (zh) * 2018-02-01 2019-08-09 三星Sdi株式会社 隔膜、采用其的锂电池及隔膜的制造方法
CN110557970A (zh) * 2017-04-26 2019-12-10 日本瑞翁株式会社 非水系二次电池多孔膜用粘结剂组合物、非水系二次电池多孔膜用浆料组合物、非水系二次电池用多孔膜以及非水系二次电池及其制造方法

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JP2010050076A (ja) * 2008-07-03 2010-03-04 Hitachi Chem Co Ltd 電気化学素子用セパレータ、これを用いたリチウム電池又はリチウムイオン電池、及び電気化学素子用セパレータの製造方法
CN104185551B (zh) * 2012-04-13 2016-08-24 东丽电池隔膜株式会社 层叠多孔膜、电池用隔膜以及电池
CN103956448B (zh) * 2014-05-14 2017-04-05 东莞新能源科技有限公司 隔离膜及锂离子二次电池
CN104852008A (zh) * 2015-05-06 2015-08-19 东莞市魔方新能源科技有限公司 一种锂离子二次电池用隔离膜
CN107403904B (zh) * 2016-05-18 2020-03-27 宁德时代新能源科技股份有限公司 锂离子电池及其负极片
CN208460853U (zh) * 2018-04-11 2019-02-01 欣旺达电子股份有限公司 隔膜及锂离子电池
CN110635088B (zh) * 2019-09-26 2022-06-24 广东工业大学 一种离子电池隔膜及其制备方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105765761A (zh) * 2013-11-29 2016-07-13 丰田自动车株式会社 非水电解质二次电池的隔膜和包括隔膜的电池
CN107431169A (zh) * 2015-03-20 2017-12-01 日本瑞翁株式会社 非水系二次电池功能层用组合物、非水系二次电池用功能层以及非水系二次电池
CN108028379A (zh) * 2015-09-28 2018-05-11 日本瑞翁株式会社 非水系二次电池电极用粘结剂组合物、非水系二次电池电极用浆料组合物、非水系二次电池用电极及非水系二次电池
WO2018027652A1 (zh) * 2016-08-10 2018-02-15 东莞新能源科技有限公司 隔膜、制备方法及电化储能装置
CN110557970A (zh) * 2017-04-26 2019-12-10 日本瑞翁株式会社 非水系二次电池多孔膜用粘结剂组合物、非水系二次电池多孔膜用浆料组合物、非水系二次电池用多孔膜以及非水系二次电池及其制造方法
CN110112353A (zh) * 2018-02-01 2019-08-09 三星Sdi株式会社 隔膜、采用其的锂电池及隔膜的制造方法
CN108493387A (zh) * 2018-04-23 2018-09-04 东莞市魔方新能源科技有限公司 电池隔膜涂层用粘接剂及其制备方法

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US20210305660A1 (en) 2021-09-30
US12002989B2 (en) 2024-06-04
WO2021195963A1 (zh) 2021-10-07
EP3916901A4 (en) 2022-04-13

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