KR102190593B1 - 전지용 세퍼레이터 및 그 제조 방법 - Google Patents

전지용 세퍼레이터 및 그 제조 방법 Download PDF

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KR102190593B1
KR102190593B1 KR1020187002412A KR20187002412A KR102190593B1 KR 102190593 B1 KR102190593 B1 KR 102190593B1 KR 1020187002412 A KR1020187002412 A KR 1020187002412A KR 20187002412 A KR20187002412 A KR 20187002412A KR 102190593 B1 KR102190593 B1 KR 102190593B1
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South Korea
Prior art keywords
sheet
battery separator
microporous membrane
polyolefin microporous
porous layer
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KR1020187002412A
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English (en)
Korean (ko)
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KR20180033195A (ko
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나오키 미즈노
마사미 스가타
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도레이 카부시키가이샤
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/403Manufacturing processes of separators, membranes or diaphragms
    • H01M2/1686
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409Separators, membranes or diaphragms characterised by the material
    • H01M50/446Composite material consisting of a mixture of organic and inorganic materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/02Thermal after-treatment
    • H01M2/145
    • H01M2/166
    • H01M2/18
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/403Manufacturing processes of separators, membranes or diaphragms
    • H01M50/406Moulding; Embossing; Cutting
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409Separators, membranes or diaphragms characterised by the material
    • H01M50/411Organic material
    • H01M50/414Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/417Polyolefins
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409Separators, membranes or diaphragms characterised by the material
    • H01M50/443Particulate material
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409Separators, membranes or diaphragms characterised by the material
    • H01M50/449Separators, membranes or diaphragms characterised by the material having a layered structure
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409Separators, membranes or diaphragms characterised by the material
    • H01M50/449Separators, membranes or diaphragms characterised by the material having a layered structure
    • H01M50/451Separators, membranes or diaphragms characterised by the material having a layered structure comprising layers of only organic material and layers containing inorganic material
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/463Separators, membranes or diaphragms characterised by their shape
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/491Porosity
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/494Tensile strength
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/755Membranes, diaphragms
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Cell Separators (AREA)
  • Laminated Bodies (AREA)
KR1020187002412A 2015-07-29 2016-07-28 전지용 세퍼레이터 및 그 제조 방법 KR102190593B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2015-150145 2015-07-29
JP2015150145 2015-07-29
PCT/JP2016/072162 WO2017018483A1 (ja) 2015-07-29 2016-07-28 電池用セパレータおよびその製造方法

Publications (2)

Publication Number Publication Date
KR20180033195A KR20180033195A (ko) 2018-04-02
KR102190593B1 true KR102190593B1 (ko) 2020-12-14

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JP (1) JP6540806B2 (ja)
KR (1) KR102190593B1 (ja)
CN (1) CN107851766B (ja)
WO (1) WO2017018483A1 (ja)

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US10770707B2 (en) 2015-12-04 2020-09-08 Toray Industries, Inc. Battery separator and method of manufacturing same
US10978721B2 (en) * 2015-12-24 2021-04-13 Toray Industries, Inc. Polyolefin microporous membrane, battery separator and production method
TW201921776A (zh) * 2017-09-29 2019-06-01 日商東麗股份有限公司 多孔複合薄膜、電池用隔離材、及多孔複合薄膜之製造方法
KR102207528B1 (ko) 2017-12-15 2021-01-26 주식회사 엘지화학 다공성 분리막 및 이를 포함하는 전기화학소자
KR102388261B1 (ko) 2018-10-12 2022-04-18 주식회사 엘지에너지솔루션 다공성 분리막 및 이를 포함하는 리튬 이차 전지
WO2021177037A1 (ja) * 2020-03-05 2021-09-10 Dic株式会社 薄膜状成形体、及びその製造方法
CN113650327B (zh) * 2021-08-16 2023-06-09 山东劳动职业技术学院(山东劳动技师学院) 锂电池隔膜在线热处理机构
CN113969231B (zh) * 2021-10-29 2023-08-15 株洲双安微医疗科技有限公司 一种用于生物提取的微孔板及其制备方法
CN114552121B (zh) * 2022-04-06 2022-10-14 四川卓勤新材料科技有限公司 一种用于锂离子隔膜的刮油工装及其刮油装置
CN114801138B (zh) * 2022-06-07 2023-09-26 合肥东昇机械科技有限公司 一种锂电池隔膜双拉装置
KR102512648B1 (ko) * 2022-08-17 2023-03-23 주식회사 에스티영원 이차전지 분리막 제조용 용제 추출장치
CN115207562B (zh) * 2022-08-29 2024-06-18 江苏恩捷新材料科技有限公司 一种隔膜拉伸固定装置、固定系统、拉伸装置、隔膜以及隔膜制备方法

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KR102044716B1 (ko) * 2012-04-13 2019-11-14 도레이 카부시키가이샤 적층 다공질막, 전지용 세퍼레이터 및 전지
JP5733454B2 (ja) * 2013-06-21 2015-06-10 住友化学株式会社 積層多孔質フィルム、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
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JP5702873B2 (ja) * 2014-04-04 2015-04-15 日立マクセル株式会社 電気化学素子用セパレータ、電気化学素子およびその製造方法
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CN107207761B (zh) * 2014-12-11 2021-01-08 东丽株式会社 聚烯烃微多孔膜、电池用隔膜及它们的制造方法
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Publication number Publication date
JP6540806B2 (ja) 2019-07-10
KR20180033195A (ko) 2018-04-02
JPWO2017018483A1 (ja) 2018-05-31
CN107851766A (zh) 2018-03-27
WO2017018483A1 (ja) 2017-02-02
CN107851766B (zh) 2021-02-26

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