KR101454830B1 - 리튬 이차전지용 세퍼레이터의 제조방법, 그 방법에 의해 제조된 세퍼레이터, 및 이를 포함하는 리튬 이차전지 - Google Patents

리튬 이차전지용 세퍼레이터의 제조방법, 그 방법에 의해 제조된 세퍼레이터, 및 이를 포함하는 리튬 이차전지 Download PDF

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KR101454830B1
KR101454830B1 KR1020130113204A KR20130113204A KR101454830B1 KR 101454830 B1 KR101454830 B1 KR 101454830B1 KR 1020130113204 A KR1020130113204 A KR 1020130113204A KR 20130113204 A KR20130113204 A KR 20130113204A KR 101454830 B1 KR101454830 B1 KR 101454830B1
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separator
carbonate
coating layer
secondary battery
lithium
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KR20140040043A (ko
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이주성
김종훈
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주식회사 엘지화학
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Priority to CN201380004746.3A priority Critical patent/CN104040756B/zh
Priority to JP2014544692A priority patent/JP5971662B2/ja
Priority to PCT/KR2013/008545 priority patent/WO2014046521A1/ko
Publication of KR20140040043A publication Critical patent/KR20140040043A/ko
Priority to US14/296,745 priority patent/US10411234B2/en
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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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0566—Liquid materials
    • H01M10/0569—Liquid materials characterised by the solvents
    • 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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • 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
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0566—Liquid materials
    • H01M10/0568—Liquid materials characterised by the solutes
    • 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
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/42—Acrylic 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
    • H01M50/423—Polyamide 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
    • H01M50/426—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
    • H01M50/431—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
    • H01M50/443—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
    • H01M50/463—Separators, membranes or diaphragms characterised by their shape
    • 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Physics & Mathematics (AREA)
  • Cell Separators (AREA)
  • Secondary Cells (AREA)
  • Laminated Bodies (AREA)
  • Battery Electrode And Active Subsutance (AREA)
KR1020130113204A 2012-09-24 2013-09-24 리튬 이차전지용 세퍼레이터의 제조방법, 그 방법에 의해 제조된 세퍼레이터, 및 이를 포함하는 리튬 이차전지 Active KR101454830B1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201380004746.3A CN104040756B (zh) 2012-09-24 2013-09-24 制备用于锂二次电池的隔膜的方法、通过该方法制备的隔膜以及包含其的锂二次电池
JP2014544692A JP5971662B2 (ja) 2012-09-24 2013-09-24 リチウム二次電池用セパレータの製造方法、その方法で製造されたセパレータ、及びそれを含むリチウム二次電池
PCT/KR2013/008545 WO2014046521A1 (ko) 2012-09-24 2013-09-24 리튬 이차전지용 세퍼레이터의 제조방법, 그 방법에 의해 제조된 세퍼레이터, 및 이를 포함하는 리튬 이차전지
US14/296,745 US10411234B2 (en) 2012-09-24 2014-06-05 Method of preparing separator for lithium secondary battery, separator prepared therefrom, and lithium secondary battery comprising the same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020120105790 2012-09-24
KR20120105790 2012-09-24

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KR20140040043A KR20140040043A (ko) 2014-04-02
KR101454830B1 true KR101454830B1 (ko) 2014-10-28

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US (1) US10411234B2 (enExample)
EP (1) EP2899776B1 (enExample)
JP (1) JP5971662B2 (enExample)
KR (1) KR101454830B1 (enExample)
CN (1) CN104040756B (enExample)
WO (1) WO2014046521A1 (enExample)

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CN104466059A (zh) * 2014-11-27 2015-03-25 百顺松涛（天津）动力电池科技发展有限公司 一种锂离子电池隔膜及其制备方法
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KR101950703B1 (ko) * 2017-04-03 2019-02-22 한양대학교 산학협력단 단층의 고분자 입자 코팅층을 갖는 전지용 분리막 및 이의 제조방법
US10833296B2 (en) 2017-09-26 2020-11-10 International Business Machines Corporation Thin film solid-state microbattery packaging
KR102771572B1 (ko) 2017-12-27 2025-02-25 데이진 가부시키가이샤 비수계 이차 전지용 세퍼레이터 및 비수계 이차 전지
CN111373571A (zh) * 2018-07-26 2020-07-03 株式会社Lg化学 隔板和包括该隔板的电化学装置
KR102244917B1 (ko) * 2018-07-30 2021-04-27 주식회사 엘지화학 리튬 전극 및 이를 포함하는 리튬 이차전지
JP7241319B2 (ja) * 2018-08-30 2023-03-17 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
KR102385925B1 (ko) * 2018-11-05 2022-04-11 주식회사 엘지에너지솔루션 전기화학소자용 세퍼레이터 및 이를 포함하는 전기화학소자
US20220200098A1 (en) 2019-06-04 2022-06-23 Teijin Limited Separator for non-aqueous secondary battery and non-aqueous secondary battery
CN112259901B (zh) 2019-07-03 2022-03-18 比亚迪股份有限公司 锂离子电池用涂胶隔膜及其制备方法和应用
US20210218005A1 (en) * 2020-01-09 2021-07-15 StoreDot Ltd. Protected lithium coatings on separators for lithium ion batteries
EP4089824A4 (en) 2021-03-30 2023-05-10 Ningde Amperex Technology Ltd. ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE
CN114597590A (zh) * 2022-03-14 2022-06-07 华鼎国联四川动力电池有限公司 一种涂边特种隔膜及其应用
CN119698697A (zh) 2022-08-30 2025-03-25 阿朗新科德国有限责任公司 使用γ-戊内酯作为加工溶剂的用于电池单元的HNBR阴极粘合剂
WO2024052261A1 (en) 2022-09-06 2024-03-14 Arlanxeo Deutschland Gmbh EVM cathode binders for battery cells using γ-valerolactone as processing solvent

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US20020071915A1 (en) 1999-09-30 2002-06-13 Schubert Mark Alan Electrochemical cells having ultrathin separators and methods of making the same
JP2006527461A (ja) 2004-05-17 2006-11-30 エルジー・ケム・リミテッド 電極及びその製造方法
KR20080042967A (ko) * 2006-11-13 2008-05-16 주식회사 엘지화학 정전기에 의해 전극과 분리막의 밀착력을 강화시킨젤리-롤형 전극조립체의 제조방법
US20120169297A1 (en) 2009-07-07 2012-07-05 Li-Tec Battery Gmbh Secondary battery with a rapid charging capability

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JP5971662B2 (ja) 2016-08-17
EP2899776A4 (en) 2016-04-27
CN104040756A (zh) 2014-09-10
WO2014046521A1 (ko) 2014-03-27
JP2015506060A (ja) 2015-02-26
US10411234B2 (en) 2019-09-10
EP2899776A1 (en) 2015-07-29
CN104040756B (zh) 2016-04-13
US20140287294A1 (en) 2014-09-25
KR20140040043A (ko) 2014-04-02
EP2899776B1 (en) 2017-03-15

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