CN114846692A - 非水电解质二次电池用分隔件及非水电解质二次电池 - Google Patents

非水电解质二次电池用分隔件及非水电解质二次电池 Download PDF

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Publication number
CN114846692A
CN114846692A CN202080089417.3A CN202080089417A CN114846692A CN 114846692 A CN114846692 A CN 114846692A CN 202080089417 A CN202080089417 A CN 202080089417A CN 114846692 A CN114846692 A CN 114846692A
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China
Prior art keywords
separator
electrolyte secondary
secondary battery
base material
aggregate
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Pending
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CN202080089417.3A
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English (en)
Chinese (zh)
Inventor
澁谷聪
中山贵仁
内田修平
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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Application filed by Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of CN114846692A publication Critical patent/CN114846692A/zh
Pending legal-status Critical Current

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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
    • H01M50/446—Composite material consisting of a mixture of organic and inorganic materials
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H01M4/623—Binders being polymers fluorinated polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • 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
    • H01M50/426—Fluorocarbon polymers
    • 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
    • H01M50/443—Particulate 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous 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)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Cell Separators (AREA)
  • Secondary Cells (AREA)
CN202080089417.3A 2019-12-24 2020-10-15 非水电解质二次电池用分隔件及非水电解质二次电池 Pending CN114846692A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-233120 2019-12-24
JP2019233120 2019-12-24
PCT/JP2020/038924 WO2021131256A1 (ja) 2019-12-24 2020-10-15 非水電解質二次電池用セパレータ及び非水電解質二次電池

Publications (1)

Publication Number Publication Date
CN114846692A true CN114846692A (zh) 2022-08-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080089417.3A Pending CN114846692A (zh) 2019-12-24 2020-10-15 非水电解质二次电池用分隔件及非水电解质二次电池

Country Status (5)

Country Link
US (1) US12603390B2 (https=)
EP (1) EP4084204A4 (https=)
JP (1) JP7584105B2 (https=)
CN (1) CN114846692A (https=)
WO (1) WO2021131256A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4459774A1 (en) * 2021-12-28 2024-11-06 Zeon Corporation Slurry composition for non-aqueous secondary battery functional layer and method for producing same
KR102943194B1 (ko) 2024-02-15 2026-03-23 인천대학교 산학협력단 멜라민 포스폰산을 포함하는 분리막 코팅용 조성물, 이를 이용한 분리막, 및 이를 포함하는 이차전지

Citations (6)

* Cited by examiner, † Cited by third party
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WO2015097953A1 (ja) * 2013-12-27 2015-07-02 ソニー株式会社 電池、セパレータ、電極、塗料、電池パック、電子機器、電動車両、蓄電装置および電力システム
CN104979516A (zh) * 2014-04-10 2015-10-14 宁德时代新能源科技有限公司 电化学装置、所使用的隔离膜及隔离膜的制备方法
JP2015181110A (ja) * 2015-04-20 2015-10-15 ソニー株式会社 耐熱性微多孔膜、リチウムイオン二次電池用セパレータ及びリチウムイオン二次電池
JP2016072120A (ja) * 2014-09-30 2016-05-09 旭化成イーマテリアルズ株式会社 蓄電デバイス用セパレータ
CN107039624A (zh) * 2017-04-07 2017-08-11 东莞市魔方新能源科技有限公司 一种锂离子电池及其隔膜
CN108598338A (zh) * 2017-12-27 2018-09-28 上海恩捷新材料科技股份有限公司 一种隔离膜及包含该隔离膜的电化学装置

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JPS6016757B2 (ja) 1978-10-11 1985-04-27 株式会社東芝 半導体装置
JPS56107821A (en) 1980-01-29 1981-08-27 Sankyo Alum Ind Co Ltd Device to cut end part of work in arc shape
JP2005276503A (ja) * 2004-03-23 2005-10-06 Mitsubishi Electric Corp 電池用セパレータ及びそれを用いた電池
CN101796669B (zh) * 2008-01-29 2013-05-08 日立麦克赛尔株式会社 绝缘层形成用浆料、电化学元件用隔板及其制造方法、以及电化学元件
JP6347580B2 (ja) 2013-07-03 2018-06-27 旭化成株式会社 電池用セパレータ及び非水系電解液電池
JP6016757B2 (ja) 2013-11-27 2016-10-26 旭化成株式会社 蓄電デバイス用セパレータ、蓄電デバイス、リチウムイオン二次電池及び共重合体
JP6809313B2 (ja) * 2017-03-14 2021-01-06 株式会社村田製作所 正極、電池、電池パック、電子機器、電動車両、蓄電装置および電力システム
WO2019034143A1 (en) 2017-08-18 2019-02-21 Shanghai Energy New Materials Technology Co., Ltd. SEPARATORS AND ELECTROCHEMICAL DEVICES COMPRISING THE SEPARATOR
CN111052447B (zh) * 2017-11-30 2023-04-04 松下知识产权经营株式会社 非水电解质二次电池

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015097953A1 (ja) * 2013-12-27 2015-07-02 ソニー株式会社 電池、セパレータ、電極、塗料、電池パック、電子機器、電動車両、蓄電装置および電力システム
CN104979516A (zh) * 2014-04-10 2015-10-14 宁德时代新能源科技有限公司 电化学装置、所使用的隔离膜及隔离膜的制备方法
JP2016072120A (ja) * 2014-09-30 2016-05-09 旭化成イーマテリアルズ株式会社 蓄電デバイス用セパレータ
JP2015181110A (ja) * 2015-04-20 2015-10-15 ソニー株式会社 耐熱性微多孔膜、リチウムイオン二次電池用セパレータ及びリチウムイオン二次電池
CN107039624A (zh) * 2017-04-07 2017-08-11 东莞市魔方新能源科技有限公司 一种锂离子电池及其隔膜
CN108598338A (zh) * 2017-12-27 2018-09-28 上海恩捷新材料科技股份有限公司 一种隔离膜及包含该隔离膜的电化学装置

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US12603390B2 (en) 2026-04-14
EP4084204A1 (en) 2022-11-02
EP4084204A4 (en) 2024-10-30
JPWO2021131256A1 (https=) 2021-07-01
WO2021131256A1 (ja) 2021-07-01
US20230046167A1 (en) 2023-02-16
JP7584105B2 (ja) 2024-11-15

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