CN101821876B - 微孔膜和此种膜的制造和使用方法 - Google Patents

微孔膜和此种膜的制造和使用方法 Download PDF

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Publication number
CN101821876B
CN101821876B CN2008801112859A CN200880111285A CN101821876B CN 101821876 B CN101821876 B CN 101821876B CN 2008801112859 A CN2008801112859 A CN 2008801112859A CN 200880111285 A CN200880111285 A CN 200880111285A CN 101821876 B CN101821876 B CN 101821876B
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CN
China
Prior art keywords
film
mwd
temperature
heat
microporous barrier
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN2008801112859A
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English (en)
Chinese (zh)
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CN101821876A (zh
Inventor
菊地慎太郎
滝田耕太郎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toray Industries Inc
Original Assignee
Toray Battery Separator Film Co 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
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 Toray Battery Separator Film Co Ltd filed Critical Toray Battery Separator Film Co Ltd
Publication of CN101821876A publication Critical patent/CN101821876A/zh
Application granted granted Critical
Publication of CN101821876B publication Critical patent/CN101821876B/zh
Expired - Fee Related 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
    • H01M50/409—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

Landscapes

  • 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)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (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)
CN2008801112859A 2007-10-12 2008-10-10 微孔膜和此种膜的制造和使用方法 Expired - Fee Related CN101821876B (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US11/871,584 2007-10-12
US11/871,584 US8338017B2 (en) 2007-10-12 2007-10-12 Microporous membrane and manufacturing method
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 2007-11-09
US11/937,956 US8323821B2 (en) 2007-11-09 2007-11-09 Multi-layer microporous membrane, battery separator and battery
PCT/JP2008/068912 WO2009048173A1 (en) 2007-10-12 2008-10-10 Microporous membranes and methods for making and using such membranes

Publications (2)

Publication Number Publication Date
CN101821876A CN101821876A (zh) 2010-09-01
CN101821876B true CN101821876B (zh) 2013-04-17

Family

ID=40380028

Family Applications (3)

Application Number Title Priority Date Filing Date
CN2008801112859A Expired - Fee Related CN101821876B (zh) 2007-10-12 2008-10-10 微孔膜和此种膜的制造和使用方法
CN2008801155962A Expired - Fee Related CN101855750B (zh) 2007-10-12 2008-10-10 微孔膜和此种膜的制造和使用方法
CN2008801155996A Expired - Fee Related CN101855751B (zh) 2007-10-12 2008-10-10 微孔膜和此种膜的制造和使用方法

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN2008801155962A Expired - Fee Related CN101855750B (zh) 2007-10-12 2008-10-10 微孔膜和此种膜的制造和使用方法
CN2008801155996A Expired - Fee Related CN101855751B (zh) 2007-10-12 2008-10-10 微孔膜和此种膜的制造和使用方法

Country Status (6)

Country Link
EP (3) EP2212945B1 (https=)
JP (4) JP5061243B2 (https=)
KR (4) KR101174986B1 (https=)
CN (3) CN101821876B (https=)
ES (1) ES2435786T3 (https=)
WO (3) WO2009048172A1 (https=)

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KR101174986B1 (ko) * 2007-10-12 2012-08-17 토레이 밧데리 세퍼레이터 필름 고도 가이샤 미세다공성 막 및 이의 제조 및 사용 방법
JP5661101B2 (ja) * 2009-05-04 2015-01-28 東レバッテリーセパレータフィルム株式会社 微多孔膜ならびにかかる膜の製造方法および使用方法
US9044716B2 (en) * 2010-01-13 2015-06-02 Toray Battery Separator Film Co., Ltd. Microporous membranes and methods for producing and using such membranes
KR20130030249A (ko) * 2010-03-11 2013-03-26 도레이 배터리 세퍼레이터 필름 주식회사 미세다공막, 그 막의 제조방법, 및 전지 세퍼레이터 필름으로서의 그 막의 사용
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KR101611229B1 (ko) 2013-01-31 2016-04-11 제일모직 주식회사 분리막의 제조 방법과 그 분리막, 및 이를 이용한 전지
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
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CN113972440A (zh) * 2020-03-04 2022-01-25 华为技术有限公司 电池隔膜及其制备方法、电池和终端
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
KR102628104B1 (ko) * 2021-03-17 2024-01-25 엘지전자 주식회사 분리막 구조, 그 제조 방법 및 이를 이용한 이차전지
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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
JP2025519299A (ja) 2022-06-14 2025-06-26 エルジー エナジー ソリューション リミテッド Ｓｉ系負極活物質を備えるリチウム二次電池
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
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JP5202816B2 (ja) * 2006-04-07 2013-06-05 東レバッテリーセパレータフィルム株式会社 ポリオレフィン微多孔膜及びその製造方法
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KR101174986B1 (ko) * 2007-10-12 2012-08-17 토레이 밧데리 세퍼레이터 필름 고도 가이샤 미세다공성 막 및 이의 제조 및 사용 방법

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KR101174995B1 (ko) 2012-08-17
EP2212944A1 (en) 2010-08-04
KR101347460B1 (ko) 2014-01-03
JP2011503247A (ja) 2011-01-27
WO2009048175A3 (en) 2009-05-28
KR20120083515A (ko) 2012-07-25
KR20100082778A (ko) 2010-07-19
CN101855750A (zh) 2010-10-06
EP2212944B1 (en) 2014-06-04
KR101174986B1 (ko) 2012-08-17
JP5061243B2 (ja) 2012-10-31
JP2011500881A (ja) 2011-01-06
KR20100053685A (ko) 2010-05-20
ES2435786T3 (es) 2013-12-23
EP2212945A2 (en) 2010-08-04
WO2009048172A1 (en) 2009-04-16
EP2212946B1 (en) 2013-02-27
KR20100057901A (ko) 2010-06-01
EP2212946A1 (en) 2010-08-04
JP5492777B2 (ja) 2014-05-14
JP2013224033A (ja) 2013-10-31
EP2212945B1 (en) 2013-08-21
CN101855751B (zh) 2013-11-06
JP2011500354A (ja) 2011-01-06
WO2009048173A1 (en) 2009-04-16
KR101143245B1 (ko) 2012-05-18
CN101855750B (zh) 2013-08-07
JP5651731B2 (ja) 2015-01-14
CN101821876A (zh) 2010-09-01
WO2009048175A2 (en) 2009-04-16

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