KR101174995B1 - 미세다공성 막 및 이의 제조 및 사용 방법 - Google Patents

미세다공성 막 및 이의 제조 및 사용 방법 Download PDF

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Publication number
KR101174995B1
KR101174995B1 KR1020107007723A KR20107007723A KR101174995B1 KR 101174995 B1 KR101174995 B1 KR 101174995B1 KR 1020107007723 A KR1020107007723 A KR 1020107007723A KR 20107007723 A KR20107007723 A KR 20107007723A KR 101174995 B1 KR101174995 B1 KR 101174995B1
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South Korea
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membrane
delete delete
temperature
stretching
heat
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Expired - Fee Related
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KR1020107007723A
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English (en)
Korean (ko)
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KR20100082778A (ko
Inventor
신타로 기쿠치
고타로 다키타
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토레이 밧데리 세퍼레이터 필름 고도 가이샤
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Priority claimed from US11/871,584 external-priority patent/US8338017B2/en
Priority claimed from US11/934,491 external-priority patent/US8748028B2/en
Priority claimed from US11/937,956 external-priority patent/US8323821B2/en
Application filed by 토레이 밧데리 세퍼레이터 필름 고도 가이샤 filed Critical 토레이 밧데리 세퍼레이터 필름 고도 가이샤
Publication of KR20100082778A publication Critical patent/KR20100082778A/ko
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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
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/417—Polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
    • B29C48/0015—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/91—Heating, e.g. for cross linking
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2218—Synthetic macromolecular compounds
    • C08J5/2231—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
    • 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
    • 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
    • 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
    • H01M50/406—Moulding; Embossing; Cutting
    • 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
    • H01M50/457—Separators, membranes or diaphragms characterised by the material having a layered structure comprising three or more layers
    • 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
    • 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
    • H01M50/494—Tensile strength
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Cell Separators (AREA)
  • Laminated Bodies (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
KR1020107007723A 2007-10-12 2008-10-10 미세다공성 막 및 이의 제조 및 사용 방법 Expired - Fee Related KR101174995B1 (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US11/871,584 US8338017B2 (en) 2007-10-12 2007-10-12 Microporous membrane and manufacturing method
US11/871,584 2007-10-12
US11/934,491 US8748028B2 (en) 2007-11-02 2007-11-02 Multi-layer microporous membrane, battery separator and battery
US11/934,491 2007-11-02
US11/937,956 US8323821B2 (en) 2007-11-09 2007-11-09 Multi-layer microporous membrane, battery separator and battery
US11/937,956 2007-11-09

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020127014721A Division KR101347460B1 (ko) 2007-10-12 2008-10-10 미세다공성 막 및 이의 제조 및 사용 방법

Publications (2)

Publication Number Publication Date
KR20100082778A KR20100082778A (ko) 2010-07-19
KR101174995B1 true KR101174995B1 (ko) 2012-08-17

Family

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Family Applications (4)

Application Number Title Priority Date Filing Date
KR1020107007723A Expired - Fee Related KR101174995B1 (ko) 2007-10-12 2008-10-10 미세다공성 막 및 이의 제조 및 사용 방법
KR1020107007724A Expired - Fee Related KR101143245B1 (ko) 2007-10-12 2008-10-10 미세다공성 막 및 이의 제조 및 사용 방법
KR1020127014721A Expired - Fee Related KR101347460B1 (ko) 2007-10-12 2008-10-10 미세다공성 막 및 이의 제조 및 사용 방법
KR1020107007721A Expired - Fee Related KR101174986B1 (ko) 2007-10-12 2008-10-10 미세다공성 막 및 이의 제조 및 사용 방법

Family Applications After (3)

Application Number Title Priority Date Filing Date
KR1020107007724A Expired - Fee Related KR101143245B1 (ko) 2007-10-12 2008-10-10 미세다공성 막 및 이의 제조 및 사용 방법
KR1020127014721A Expired - Fee Related KR101347460B1 (ko) 2007-10-12 2008-10-10 미세다공성 막 및 이의 제조 및 사용 방법
KR1020107007721A Expired - Fee Related KR101174986B1 (ko) 2007-10-12 2008-10-10 미세다공성 막 및 이의 제조 및 사용 방법

Country Status (6)

Country Link
EP (3) EP2212944B1 (enExample)
JP (4) JP5492777B2 (enExample)
KR (4) KR101174995B1 (enExample)
CN (3) CN101855750B (enExample)
ES (1) ES2435786T3 (enExample)
WO (3) WO2009048172A1 (enExample)

Cited By (1)

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WO2014119941A1 (ko) * 2013-01-31 2014-08-07 제일모직주식회사 분리막의 제조 방법과 그 분리막, 및 이를 이용한 전지

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JP5532430B2 (ja) * 2010-09-17 2014-06-25 東レバッテリーセパレータフィルム株式会社 複合多孔質膜、複合多孔質膜の製造方法並びにそれを用いた電池用セパレーター
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CN102694144A (zh) * 2012-05-28 2012-09-26 东莞新能源科技有限公司 一种锂离子电池极片处理方法
CN103131080B (zh) * 2013-02-20 2015-05-27 深圳中兴创新材料技术有限公司 聚丙烯微孔膜及其制备方法
CN109360927A (zh) * 2013-03-15 2019-02-19 赛尔格有限责任公司 用于锂离子二次电池的多层混杂型电池隔板及其制造方法
JP6295641B2 (ja) * 2013-12-20 2018-03-20 東レ株式会社 微多孔膜およびそれを用いてなるセパレータ
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JP6662290B2 (ja) * 2014-06-20 2020-03-11 東レ株式会社 ポリオレフィン多層微多孔質膜、その製造方法及び電池用セパレータ
KR20160002447A (ko) * 2014-06-30 2016-01-08 제일모직주식회사 다공성 폴리올레핀계 분리막 및 이의 제조 방법
KR102544195B1 (ko) * 2014-11-26 2023-06-15 셀가드 엘엘씨 리튬 이온 이차 배터리를 위한 개선된 다층 미소공성 분리기 및 관련 방법
EP3295496B1 (en) * 2015-05-08 2020-07-15 Celgard LLC Improved, coated or treated microporous battery separators, rechargeable lithium batteries, systems, and related methods of manufacture and/or use
WO2016204274A1 (ja) 2015-06-19 2016-12-22 宇部興産株式会社 ポリオレフィン微多孔膜、蓄電デバイス用セパレータフィルム、および蓄電デバイス
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CN108341987B (zh) * 2017-01-21 2020-01-14 微宏动力系统（湖州）有限公司 一种芳香族聚酰胺多孔膜、其制备方法及锂离子二次电池
JP6496762B2 (ja) * 2017-03-03 2019-04-03 住友化学株式会社 非水電解液二次電池用セパレータ
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CN112216927B (zh) * 2020-09-28 2023-03-24 常州星源新能源材料有限公司 一种锂离子电池隔膜及其生产工艺
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KR102628104B1 (ko) * 2021-03-17 2024-01-25 엘지전자 주식회사 분리막 구조, 그 제조 방법 및 이를 이용한 이차전지
CN114361709B (zh) * 2022-01-06 2023-10-20 广东宝路盛精密机械有限公司 一种电池隔膜单向拉伸线
WO2023145319A1 (ja) 2022-01-28 2023-08-03 東レ株式会社 ポリオレフィン微多孔膜およびその製造方法
KR20230120923A (ko) * 2022-02-10 2023-08-17 주식회사 엘지화학 분리막의 제조 방법, 이로부터 제조된 분리막 및 이를 포함하는 전기화학소자
EP4404366A4 (en) * 2022-06-14 2025-03-26 LG Energy Solution, Ltd. Lithium secondary battery with negative electrode active material based on Si
KR102618427B1 (ko) * 2022-06-14 2023-12-27 주식회사 엘지에너지솔루션 Si계 음극 활물질을 구비하는 리튬 이차전지
CN116215039A (zh) * 2022-12-30 2023-06-06 河南达新源新材料有限公司 一种具有微孔结构的热收缩膜及其制备方法
KR20240165057A (ko) 2023-05-15 2024-11-22 에스케이이노베이션 주식회사 폴리에틸렌 미세다공막, 이의 제조방법 및 상기 미세다공막을 포함하는 분리막
KR102834290B1 (ko) * 2024-07-01 2025-07-18 에스케이이노베이션 주식회사 폴리올레핀계 미세다공막, 이의 제조방법 및 이를 포함하는 이차전지

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EP2212944A1 (en) 2010-08-04
JP2011500354A (ja) 2011-01-06
CN101855751B (zh) 2013-11-06
JP5651731B2 (ja) 2015-01-14
ES2435786T3 (es) 2013-12-23
CN101855751A (zh) 2010-10-06
EP2212945B1 (en) 2013-08-21
CN101821876A (zh) 2010-09-01
EP2212945A2 (en) 2010-08-04
EP2212946A1 (en) 2010-08-04
JP5061243B2 (ja) 2012-10-31
KR20100082778A (ko) 2010-07-19
EP2212946B1 (en) 2013-02-27
KR101174986B1 (ko) 2012-08-17
KR20100053685A (ko) 2010-05-20
WO2009048172A1 (en) 2009-04-16
KR20100057901A (ko) 2010-06-01
JP2011503247A (ja) 2011-01-27
WO2009048175A3 (en) 2009-05-28
EP2212944B1 (en) 2014-06-04
KR101143245B1 (ko) 2012-05-18
CN101855750A (zh) 2010-10-06
CN101855750B (zh) 2013-08-07
WO2009048173A1 (en) 2009-04-16
JP2011500881A (ja) 2011-01-06
KR20120083515A (ko) 2012-07-25
KR101347460B1 (ko) 2014-01-03
JP2013224033A (ja) 2013-10-31
CN101821876B (zh) 2013-04-17
WO2009048175A2 (en) 2009-04-16

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