KR101174986B1 - 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
KR101174986B1
KR101174986B1 KR1020107007721A KR20107007721A KR101174986B1 KR 101174986 B1 KR101174986 B1 KR 101174986B1 KR 1020107007721 A KR1020107007721 A KR 1020107007721A KR 20107007721 A KR20107007721 A KR 20107007721A KR 101174986 B1 KR101174986 B1 KR 101174986B1
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South Korea
Prior art keywords
microporous membrane
polyethylene
layer
polypropylene
membrane
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
KR1020107007721A
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English (en)
Korean (ko)
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KR20100057901A (ko
Inventor
신타로 기쿠치
고타로 다키타
Original Assignee
토레이 밧데리 세퍼레이터 필름 고도 가이샤
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 토레이 밧데리 세퍼레이터 필름 고도 가이샤 filed Critical 토레이 밧데리 세퍼레이터 필름 고도 가이샤
Publication of KR20100057901A publication Critical patent/KR20100057901A/ko
Application granted granted Critical
Publication of KR101174986B1 publication Critical patent/KR101174986B1/ko
Assigned to 도레이 카부시키가이샤 reassignment 도레이 카부시키가이샤 권리의 전부이전등록 Assignors: 도레이 배터리 세퍼레이터 필름 주식회사
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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)
  • 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)
KR1020107007721A 2007-10-12 2008-10-10 미세다공성 막 및 이의 제조 및 사용 방법 Expired - Fee Related KR101174986B1 (ko)

Applications Claiming Priority (6)

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

Publications (2)

Publication Number Publication Date
KR20100057901A KR20100057901A (ko) 2010-06-01
KR101174986B1 true KR101174986B1 (ko) 2012-08-17

Family

ID=40380028

Family Applications (4)

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

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=)

Cited By (1)

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WO2020036451A1 (ko) * 2018-08-17 2020-02-20 주식회사 엘지화학 가교 폴리올레핀 분리막 및 이의 제조방법

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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
WO2012000770A1 (en) * 2010-06-10 2012-01-05 Metanomics Health Gmbh Methods to diagnose liver diseases
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
JP6257122B2 (ja) 2011-10-04 2018-01-10 日産自動車株式会社 耐熱絶縁層付セパレータ
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
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
CN105122502A (zh) * 2013-03-15 2015-12-02 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
CN103840113B (zh) * 2014-02-28 2016-08-24 苏州捷力新能源材料有限公司 一种用于锂电池的聚乙烯隔离膜的制备方法
CN103811704B (zh) * 2014-02-28 2016-03-09 苏州捷力新能源材料有限公司 一种耐高温微孔膜的制备方法
US10680224B2 (en) 2014-06-20 2020-06-09 Toray Industries, Inc. Polyolefin multilayer microporous film, method for producing same, and cell separator
KR20160002447A (ko) * 2014-06-30 2016-01-08 제일모직주식회사 다공성 폴리올레핀계 분리막 및 이의 제조 방법
CN112397846B (zh) * 2014-11-26 2023-05-16 赛尔格有限责任公司 用于锂离子二次电池的改进的多层微孔膜隔板及相关方法
US10741814B2 (en) * 2015-05-08 2020-08-11 Celgard, Llc Microporous battery separators including polyolefin layer and non-woven layer with alkylbenzene sulfonic acid lithium salt surfactant, lithium batteries utilizing the same, and methods of manufacture of the same
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
KR102212851B1 (ko) * 2016-06-08 2021-02-05 가부시키가이샤 인비젼 에이이에스씨 재팬 비수전해질 이차 전지
JP6346986B1 (ja) * 2016-12-20 2018-06-20 旭化成株式会社 蓄電デバイス用セパレータ並びにこれを用いた積層体、捲回体及び二次電池
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
US20210126319A1 (en) * 2017-05-26 2021-04-29 Ceigard, LLC New or improved microporous membranes, battery separators, coated separators, batteries, and related methods
CN111212734B (zh) 2017-10-13 2023-04-25 旭化成株式会社 聚烯烃微多孔膜以及使用其的锂离子二次电池
WO2019103947A2 (en) * 2017-11-21 2019-05-31 Asahi Kasei Kabushiki Kaisha Separator for electric storage device
WO2019113055A1 (en) * 2017-12-05 2019-06-13 Avx Corporation Wet electrolytic capacitor for an implantable medical device
JP7511558B2 (ja) * 2018-12-20 2024-07-05 ソルベイ スペシャルティ ポリマーズ ユーエスエー， エルエルシー 高圧濾過のための多孔質膜
CN110931688B (zh) * 2019-12-13 2021-08-31 华为技术有限公司 高延伸的聚烯烃隔膜和应用
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
WO2022196902A1 (en) 2021-03-17 2022-09-22 Lg Electronics Inc. Separator structure, method for producing the same, and secondary battery using the same
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
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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