MY188255A - Separator for non-aqueous secondary battery and non-aqueous secondary battery - Google Patents

Separator for non-aqueous secondary battery and non-aqueous secondary battery

Info

Publication number
MY188255A
MY188255A MYPI2018000695A MYPI2018000695A MY188255A MY 188255 A MY188255 A MY 188255A MY PI2018000695 A MYPI2018000695 A MY PI2018000695A MY PI2018000695 A MYPI2018000695 A MY PI2018000695A MY 188255 A MY188255 A MY 188255A
Authority
MY
Malaysia
Prior art keywords
monomer unit
type resin
polyvinylidene fluoride
secondary battery
aqueous secondary
Prior art date
Application number
MYPI2018000695A
Inventor
Honda Susumu
Nishikawa Satoshi
Yoshitomi Takashi
Original Assignee
Teijin Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Teijin Ltd filed Critical Teijin Ltd
Publication of MY188255A publication Critical patent/MY188255A/en

Links

Classifications

    • 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
    • H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
    • H01M50/461—Separators, membranes or diaphragms characterised by their combination with electrodes with adhesive layers between electrodes and separators
    • 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • 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
    • H01M50/44—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
    • H01M50/446—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
    • H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
    • 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
    • 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
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • 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
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027—Negative electrodes
    • 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
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • 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
    • 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

Landscapes

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

Abstract

There is provided a separator for a non-aqueous secondary battery, containing a porous substrate, and an adhesive porous layer that is provided on one side or both sides of the porous substrate, in which the adhesive porous layer contains a polyvinylidene fluoride type resin A including a vinylidene fluoride monomer unit and a hexafluoropropylene monomer unit, and a polyvinylidene fluoride type resin B including a vinylidene fluoride monomer unit and a hexafluoropropylene monomer unit, a proportion of the hexafluoropropylene monomer unit in the polyvinylidene fluoride type resin A is more than 1.5 mol% and 5 mol% or less with respect to a total amount of the vinylidene fluoride monomer unit and the hexafluoropropylene monomer unit of the polyvinylidene fluoride type resin A, a proportion of the hexafluoropropylene monomer unit in the polyvinylidene fluoride type resin B is more than 5 mol% and 15 mol% or less with respect to a total amount of the vinylidene fluoride monomer unit and the hexafluoropropylene monomer unit of the polyvinylidene fluoride type resin B, and a weighted average of a weight-average molecular weight of the polyvinylidene fluoride type resin A and aweight-average molecular weight of the polyvinylidene fluoride type resin Bis from 600,000 to 2,000,000.
MYPI2018000695A 2015-11-11 2016-11-08 Separator for non-aqueous secondary battery and non-aqueous secondary battery MY188255A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015221569 2015-11-11
PCT/JP2016/083136 WO2017082258A1 (en) 2015-11-11 2016-11-08 Separator for non-aqueous secondary cell, and non-aqueous secondary cell

Publications (1)

Publication Number Publication Date
MY188255A true MY188255A (en) 2021-11-24

Family

ID=58695302

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2018000695A MY188255A (en) 2015-11-11 2016-11-08 Separator for non-aqueous secondary battery and non-aqueous secondary battery

Country Status (8)

Country Link
US (1) US10811657B2 (en)
EP (1) EP3376561A1 (en)
JP (1) JP6143992B1 (en)
KR (1) KR102771571B1 (en)
CN (1) CN108352484B (en)
MY (1) MY188255A (en)
TW (1) TW201729449A (en)
WO (1) WO2017082258A1 (en)

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WO2014179355A1 (en) 2013-04-29 2014-11-06 Madico, Inc. Nanoporous composite separators with increased thermal conductivity
KR102231395B1 (en) 2017-03-17 2021-03-24 도레이 카부시키가이샤 Battery separator, electrode body and non-aqueous electrolyte secondary battery
EP3690984A4 (en) * 2017-09-26 2021-06-23 Toray Industries, Inc. POROUS FILM, SEPARATOR FOR SECONDARY BATTERIES AND SECONDARY BATTERY
US20200395583A1 (en) * 2017-10-09 2020-12-17 Optodot Corporation Separator for electrochemical cells and method of making the same
JP6665345B2 (en) * 2017-11-30 2020-03-13 帝人株式会社 Non-aqueous secondary battery separator and non-aqueous secondary battery
US11657984B2 (en) 2018-06-20 2023-05-23 Lg Chem, Ltd. Separator for electrochemical device, method for manufacturing same, and electrochemical device comprising same
CN111373571A (en) * 2018-07-26 2020-07-03 株式会社Lg化学 Separator and electrochemical device including the same
US12562319B2 (en) * 2018-09-12 2026-02-24 Lg Chem, Ltd. Separator for electrochemical device and method for manufacturing the same
JP7252014B2 (en) * 2019-03-08 2023-04-04 株式会社エンビジョンＡｅｓｃジャパン battery
JP2020155208A (en) * 2019-03-18 2020-09-24 帝人株式会社 Separator for non-aqueous secondary battery and non-aqueous secondary battery
CN110350196B (en) * 2019-06-27 2022-07-05 东华大学 Composite binder, silicon-based negative plate and preparation method thereof
KR102805870B1 (en) 2019-10-21 2025-05-12 주식회사 엘지에너지솔루션 Method for preparing electrode assembly, electrode assembly therefrom, and electrochemical device comprising the same
CN113809474B (en) * 2020-06-01 2023-09-08 深圳市星源材质科技股份有限公司 Polypropylene diaphragm, preparation method thereof and lithium ion battery
KR20240005710A (en) 2021-04-29 2024-01-12 24엠 테크놀로지즈, 인크. Electrochemical cell having multiple separators and method for producing the same
KR20220155838A (en) * 2021-05-17 2022-11-24 삼성에스디아이 주식회사 Separator for secondary battery and secondary battery including the same
JP2024528616A (en) * 2021-07-16 2024-07-30 ソルベイ スペシャルティ ポリマーズ イタリー エス．ピー．エー． Binder composition for secondary batteries
US20240387945A1 (en) * 2021-07-16 2024-11-21 Teijin Limited Separator for non-aqueous secondary battery and non-aqueous secondary battery
CN114024099B (en) * 2021-10-25 2024-04-26 珠海冠宇电池股份有限公司 A battery
CN114142176B (en) * 2021-11-30 2023-08-25 珠海冠宇电池股份有限公司 Battery cell
TW202443944A (en) 2022-12-16 2024-11-01 美商２４Ｍ科技公司 Systems and methods for minimizing and preventing dendrite formation in electrochemical cells
CN117954787A (en) * 2024-02-01 2024-04-30 上海恩捷新材料科技有限公司 A battery separator and a lithium battery prepared therefrom
US12431545B1 (en) 2024-03-26 2025-09-30 24M Technologies, Inc. Systems and methods for minimizing and preventing dendrite formation in electrochemical cells

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TW431009B (en) * 1998-05-22 2001-04-21 Teijin Ltd Electrolytic-solution-supporting polymer film and secondary battery
JP2001307735A (en) * 2000-04-17 2001-11-02 Matsushita Electric Ind Co Ltd Lithium secondary battery
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JP4490055B2 (en) 2003-06-25 2010-06-23 株式会社巴川製紙所 Separator for lithium ion secondary battery or polymer lithium battery
JP4414165B2 (en) 2003-08-07 2010-02-10 株式会社巴川製紙所 Electronic component separator and electronic component
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KR101662638B1 (en) * 2012-10-22 2016-10-05 주식회사 엘지화학 Separator having binder layer, electrochemical device comprising the separator, and method of preparing the separator
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Also Published As

Publication number Publication date
JP6143992B1 (en) 2017-06-07
US10811657B2 (en) 2020-10-20
EP3376561A4 (en) 2018-09-19
JPWO2017082258A1 (en) 2017-11-09
EP3376561A1 (en) 2018-09-19
US20200266407A1 (en) 2020-08-20
CN108352484B (en) 2021-08-06
KR102771571B1 (en) 2025-02-25
TW201729449A (en) 2017-08-16
KR20180077189A (en) 2018-07-06
WO2017082258A1 (en) 2017-05-18
CN108352484A (en) 2018-07-31

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