CN118451595A - 二次电池隔离物用涂布材料及其制造方法、二次电池隔离物和二次电池 - Google Patents

二次电池隔离物用涂布材料及其制造方法、二次电池隔离物和二次电池 Download PDF

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Publication number
CN118451595A
CN118451595A CN202280084523.1A CN202280084523A CN118451595A CN 118451595 A CN118451595 A CN 118451595A CN 202280084523 A CN202280084523 A CN 202280084523A CN 118451595 A CN118451595 A CN 118451595A
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CN
China
Prior art keywords
silica particles
secondary battery
spherical silica
treated
battery separator
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Pending
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CN202280084523.1A
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English (en)
Chinese (zh)
Inventor
大和田宽人
松村和之
柳沼笃
坂诘功晃
森本行生
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Shin Etsu Chemical Co Ltd
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Shin Etsu Chemical Co Ltd
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Publication of CN118451595A publication Critical patent/CN118451595A/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
    • H01M50/403—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
    • H01M50/431—Inorganic material
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/157—After-treatment of gels
    • C01B33/159—Coating or hydrophobisation
    • 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
    • H01M50/431—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
    • H01M50/44—Fibrous 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
    • H01M50/443—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
    • 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
    • H01M50/454—Separators, membranes or diaphragms characterised by the material having a layered structure comprising a non-fibrous layer and a fibrous layer superimposed on one another
    • 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)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Cell Separators (AREA)
  • Silicon Compounds (AREA)
CN202280084523.1A 2021-12-27 2022-11-29 二次电池隔离物用涂布材料及其制造方法、二次电池隔离物和二次电池 Pending CN118451595A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021212291 2021-12-27
JP2021-212291 2021-12-27
PCT/JP2022/043931 WO2023127375A1 (ja) 2021-12-27 2022-11-29 二次電池セパレータ用コート材およびその製造方法、二次電池セパレータ、ならびに二次電池

Publications (1)

Publication Number Publication Date
CN118451595A true CN118451595A (zh) 2024-08-06

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CN202280084523.1A Pending CN118451595A (zh) 2021-12-27 2022-11-29 二次电池隔离物用涂布材料及其制造方法、二次电池隔离物和二次电池

Country Status (7)

Country Link
US (1) US20250070384A1 (https=)
EP (1) EP4459773A4 (https=)
JP (1) JP7754205B2 (https=)
KR (1) KR20240131361A (https=)
CN (1) CN118451595A (https=)
TW (1) TW202335354A (https=)
WO (1) WO2023127375A1 (https=)

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8741489B2 (en) * 2008-09-12 2014-06-03 Japan Vilene Company, Ltd. Separator for lithium ion secondary battery, method for manufacture thereof, and lithium ion secondary battery
JP5359440B2 (ja) * 2009-03-25 2013-12-04 コニカミノルタ株式会社 電解質及び二次電池
CN102104129A (zh) 2009-12-22 2011-06-22 华南师范大学 一种胶体蓄电池专用微孔隔板
EP2469623A1 (en) * 2010-12-24 2012-06-27 Takemoto Yushi Kabushiki Kaisha Polyolefin microporous membrane and separator for lithium ion battery
JP2013089308A (ja) * 2011-10-13 2013-05-13 Kawaken Fine Chem Co Ltd 非水電解液電池用セパレータおよびリチウムイオン二次電池
TWI455756B (zh) * 2011-12-02 2014-10-11 Ind Tech Res Inst 複合式多孔性材料、製備方法以及於能量儲存設備之應用
JP5885104B2 (ja) 2012-02-27 2016-03-15 三菱樹脂株式会社 積層多孔フィルム、非水電解液二次電池用セパレータ、及び非水電解液二次電池
US20130244080A1 (en) * 2012-03-16 2013-09-19 Samsung Sdi Co., Ltd. Separator for lithium secondary battery
JP5967024B2 (ja) * 2013-06-20 2016-08-10 信越化学工業株式会社 非水電解質二次電池用活物質、負極成型体及び非水電解質二次電池
JP5904166B2 (ja) * 2013-07-05 2016-04-13 信越化学工業株式会社 非水電解質二次電池及び製造方法
JP5949698B2 (ja) * 2013-08-07 2016-07-13 信越化学工業株式会社 有機樹脂粒子の製造方法
DE102015013515A1 (de) 2015-10-20 2017-04-20 Treofan Germany Gmbh & Co. Kg Biaxial orientierte poröse Folie mit Partikel-haltiger poröser Schicht und anorganischer Beschichtung
CN105355824B (zh) 2015-12-11 2018-07-06 北京新能源汽车股份有限公司 动力电池隔膜、其制备方法及包括其的动力电池
CN106935769B (zh) * 2017-03-22 2019-11-12 石连娥 一种基于静电自组装的覆无机粒子的锂离子电池隔膜的制备方法
WO2019200073A1 (en) * 2018-04-11 2019-10-17 Axium Ip, Llc Polymer-ceramic hybrid separator membranes, precursors, and manufacturing processes
CN109686901A (zh) 2018-11-15 2019-04-26 安徽兆拓新能源科技有限公司 一种锂离子电池隔膜的制备方法
CN113795974A (zh) 2019-05-07 2021-12-14 赢创运营有限公司 涂有经表面处理的氧化铝的锂离子电池隔膜

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Publication number Publication date
US20250070384A1 (en) 2025-02-27
KR20240131361A (ko) 2024-08-30
JPWO2023127375A1 (https=) 2023-07-06
EP4459773A1 (en) 2024-11-06
JP7754205B2 (ja) 2025-10-15
EP4459773A4 (en) 2026-01-21
WO2023127375A1 (ja) 2023-07-06
TW202335354A (zh) 2023-09-01

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