JP7234941B2 - 多孔性フィルム、二次電池用セパレータおよび二次電池 - Google Patents

多孔性フィルム、二次電池用セパレータおよび二次電池 Download PDF

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JP7234941B2
JP7234941B2 JP2019565033A JP2019565033A JP7234941B2 JP 7234941 B2 JP7234941 B2 JP 7234941B2 JP 2019565033 A JP2019565033 A JP 2019565033A JP 2019565033 A JP2019565033 A JP 2019565033A JP 7234941 B2 JP7234941 B2 JP 7234941B2
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particles
porous
mass
acrylate
porous film
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JPWO2020105672A5 (enExample
JPWO2020105672A1 (ja
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信康 甲斐
慶一 加門
明光 佃
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Toray Industries Inc
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Toray Industries Inc
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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
    • H01M50/411—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
    • 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
    • H01M50/403—Manufacturing processes of separators, membranes or diaphragms
    • 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
    • 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
    • H01M50/417—Polyolefins
    • 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
    • H01M50/446—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
    • 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
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • 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
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/491—Porosity
    • 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)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Cell Separators (AREA)
  • Secondary Cells (AREA)
  • Laminated Bodies (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2019565033A 2018-11-22 2019-11-20 多孔性フィルム、二次電池用セパレータおよび二次電池 Active JP7234941B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2018218807 2018-11-22
JP2018218807 2018-11-22
JP2019066407 2019-03-29
JP2019066407 2019-03-29
JP2019157556 2019-08-30
JP2019157556 2019-08-30
PCT/JP2019/045403 WO2020105672A1 (ja) 2018-11-22 2019-11-20 多孔性フィルム、二次電池用セパレータおよび二次電池

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JPWO2020105672A5 JPWO2020105672A5 (enExample) 2022-05-23
JP7234941B2 true JP7234941B2 (ja) 2023-03-08

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US (1) US12002988B2 (enExample)
EP (1) EP3885127A4 (enExample)
JP (1) JP7234941B2 (enExample)
KR (1) KR20210092188A (enExample)
CN (1) CN112969578B (enExample)
WO (1) WO2020105672A1 (enExample)

Families Citing this family (5)

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Publication number Priority date Publication date Assignee Title
WO2020174973A1 (ja) * 2019-02-28 2020-09-03 パナソニックＩｐマネジメント株式会社 非水電解質二次電池
US20210218005A1 (en) * 2020-01-09 2021-07-15 StoreDot Ltd. Protected lithium coatings on separators for lithium ion batteries
KR20230138457A (ko) * 2021-01-29 2023-10-05 니폰 제온 가부시키가이샤 전기 화학 소자 기능층용 조성물, 전기 화학 소자용기능층, 전기 화학 소자용 적층체 및 전기 화학 소자
WO2024019116A1 (ja) * 2022-07-22 2024-01-25 株式会社クレハ 正極活物質層、電極、及び固体電池
JPWO2024161928A1 (enExample) * 2023-02-03 2024-08-08

Citations (9)

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WO2013058119A1 (ja) 2011-10-18 2013-04-25 Jsr株式会社 保護膜及びそれを作製するための組成物、スラリー、並びに蓄電デバイス
WO2013133074A1 (ja) 2012-03-09 2013-09-12 帝人株式会社 非水系二次電池用セパレータ、その製造方法および非水系二次電池
WO2014069410A1 (ja) 2012-10-31 2014-05-08 旭化成イーマテリアルズ株式会社 多層多孔膜及びその製造方法、並びに非水電解液電池用セパレータ
WO2015037552A1 (ja) 2013-09-10 2015-03-19 東レ株式会社 二次電池用セパレータおよび二次電池
WO2015198534A1 (ja) 2014-06-27 2015-12-30 日本ゼオン株式会社 非水系二次電池機能層用組成物、非水系二次電池用機能層および非水系二次電池
JP2016225297A (ja) 2015-06-03 2016-12-28 株式会社日本触媒 イオン伝導性膜
WO2017094250A1 (ja) 2015-11-30 2017-06-08 日本ゼオン株式会社 非水系二次電池接着層用組成物、非水系二次電池用接着層および非水系二次電池
WO2017094252A1 (ja) 2015-11-30 2017-06-08 日本ゼオン株式会社 非水系二次電池接着層用組成物、非水系二次電池用接着層、積層体および非水系二次電池

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JP2007123254A (ja) 2005-09-29 2007-05-17 Nitto Denko Corp 電池用セパレータのための反応性ポリマー担持多孔質フィルムとそれを用いた電池の製造方法
WO2013058119A1 (ja) 2011-10-18 2013-04-25 Jsr株式会社 保護膜及びそれを作製するための組成物、スラリー、並びに蓄電デバイス
WO2013133074A1 (ja) 2012-03-09 2013-09-12 帝人株式会社 非水系二次電池用セパレータ、その製造方法および非水系二次電池
WO2014069410A1 (ja) 2012-10-31 2014-05-08 旭化成イーマテリアルズ株式会社 多層多孔膜及びその製造方法、並びに非水電解液電池用セパレータ
WO2015037552A1 (ja) 2013-09-10 2015-03-19 東レ株式会社 二次電池用セパレータおよび二次電池
WO2015198534A1 (ja) 2014-06-27 2015-12-30 日本ゼオン株式会社 非水系二次電池機能層用組成物、非水系二次電池用機能層および非水系二次電池
JP2016225297A (ja) 2015-06-03 2016-12-28 株式会社日本触媒 イオン伝導性膜
WO2017094250A1 (ja) 2015-11-30 2017-06-08 日本ゼオン株式会社 非水系二次電池接着層用組成物、非水系二次電池用接着層および非水系二次電池
WO2017094252A1 (ja) 2015-11-30 2017-06-08 日本ゼオン株式会社 非水系二次電池接着層用組成物、非水系二次電池用接着層、積層体および非水系二次電池

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Publication number Publication date
US20220013861A1 (en) 2022-01-13
CN112969578A (zh) 2021-06-15
CN112969578B (zh) 2024-02-09
WO2020105672A1 (ja) 2020-05-28
KR20210092188A (ko) 2021-07-23
US12002988B2 (en) 2024-06-04
EP3885127A1 (en) 2021-09-29
EP3885127A4 (en) 2022-08-17
JPWO2020105672A1 (ja) 2021-10-14

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