JP5061243B2 - 微小孔性膜及びその製造及び使用 - Google Patents

微小孔性膜及びその製造及び使用 Download PDF

Info

Publication number
JP5061243B2
JP5061243B2 JP2010528584A JP2010528584A JP5061243B2 JP 5061243 B2 JP5061243 B2 JP 5061243B2 JP 2010528584 A JP2010528584 A JP 2010528584A JP 2010528584 A JP2010528584 A JP 2010528584A JP 5061243 B2 JP5061243 B2 JP 5061243B2
Authority
JP
Japan
Prior art keywords
layer
microporous membrane
polyethylene
range
less
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
JP2010528584A
Other languages
English (en)
Japanese (ja)
Other versions
JP2011500354A5 (enExample
JP2011500354A (ja
Inventor
慎太郎 菊地
耕太郎 滝田
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 Battery Separator Film Co Ltd
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 JP2011500354A publication Critical patent/JP2011500354A/ja
Publication of JP2011500354A5 publication Critical patent/JP2011500354A5/ja
Application granted granted Critical
Publication of JP5061243B2 publication Critical patent/JP5061243B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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

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)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (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)
JP2010528584A 2007-10-12 2008-10-10 微小孔性膜及びその製造及び使用 Expired - Fee Related JP5061243B2 (ja)

Applications Claiming Priority (7)

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 2007-11-09
US11/937,956 US8323821B2 (en) 2007-11-09 2007-11-09 Multi-layer microporous membrane, battery separator and battery
PCT/JP2008/068915 WO2009048175A2 (en) 2007-10-12 2008-10-10 Microporous membranes and methods for making and using such membranes

Publications (3)

Publication Number Publication Date
JP2011500354A JP2011500354A (ja) 2011-01-06
JP2011500354A5 JP2011500354A5 (enExample) 2012-05-31
JP5061243B2 true JP5061243B2 (ja) 2012-10-31

Family

ID=40380028

Family Applications (4)

Application Number Title Priority Date Filing Date
JP2010528584A Expired - Fee Related JP5061243B2 (ja) 2007-10-12 2008-10-10 微小孔性膜及びその製造及び使用
JP2010528583A Expired - Fee Related JP5492777B2 (ja) 2007-10-12 2008-10-10 微小孔性膜及びその製造及び使用
JP2010528582A Withdrawn JP2011503247A (ja) 2007-10-12 2008-10-10 微小孔性膜及びその製造及び使用
JP2013096188A Expired - Fee Related JP5651731B2 (ja) 2007-10-12 2013-05-01 微小孔性膜及びその製造及び使用

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP2010528583A Expired - Fee Related JP5492777B2 (ja) 2007-10-12 2008-10-10 微小孔性膜及びその製造及び使用
JP2010528582A Withdrawn JP2011503247A (ja) 2007-10-12 2008-10-10 微小孔性膜及びその製造及び使用
JP2013096188A Expired - Fee Related JP5651731B2 (ja) 2007-10-12 2013-05-01 微小孔性膜及びその製造及び使用

Country Status (6)

Country Link
EP (3) EP2212946B1 (enExample)
JP (4) JP5061243B2 (enExample)
KR (4) KR101347460B1 (enExample)
CN (3) CN101855750B (enExample)
ES (1) ES2435786T3 (enExample)
WO (3) WO2009048175A2 (enExample)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101347460B1 (ko) * 2007-10-12 2014-01-03 도레이 배터리 세퍼레이터 필름 주식회사 미세다공성 막 및 이의 제조 및 사용 방법
KR101690101B1 (ko) * 2009-05-04 2016-12-27 도레이 배터리 세퍼레이터 필름 주식회사 미세다공막, 이러한 막의 제조 방법 및 사용 방법
JP5726879B2 (ja) * 2010-01-13 2015-06-03 東レバッテリーセパレータフィルム株式会社 微多孔膜、及びその製造方法及び使用方法
JP2013522378A (ja) * 2010-03-11 2013-06-13 東レバッテリーセパレータフィルム株式会社 微多孔膜、その膜の製造方法、およびバッテリーセパレーターフィルムとしてのその膜の使用
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
KR20210029294A (ko) * 2013-03-15 2021-03-15 셀가드 엘엘씨 리튬 이온 이차 전지용 다층 하이브리드 전지 분리기 및 이의 제조방법
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
HUE062394T2 (hu) 2014-06-20 2023-10-28 Toray Industries Többrétegû mikroporózus poliolefin film, eljárás elõállítására és cellaszeparátor
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
KR102630516B1 (ko) * 2015-05-08 2024-01-29 셀가드 엘엘씨 개선된, 코팅된 또는 처리된 마이크로 다공성 전지 분리기, 재충전 가능한 리튬 전지, 시스템 및 이와 관련된 제조 및/또는 사용 방법
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
WO2017212597A1 (ja) * 2016-06-08 2017-12-14 日産自動車株式会社 非水電解質二次電池
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
TWI817413B (zh) * 2017-05-26 2023-10-01 美商希爾格得有限公司 新穎或經改良的微孔膜、電池組分隔件、經塗覆之分隔件、電池組及相關方法
US11504674B2 (en) 2017-10-13 2022-11-22 Asahi Kasei Kabushiki Kaisha Polyolefin microporous film and lithium-ion secondary cell in which same is used
US10957493B2 (en) 2017-12-05 2021-03-23 Avx Corporation Wet electrolytic capacitor for an implantable medical device
KR102295069B1 (ko) * 2018-08-17 2021-08-26 주식회사 엘지화학 전기화학소자용 분리막 및 이의 제조방법
US20220040647A1 (en) * 2018-12-20 2022-02-10 Solvay Specialty Polymers Usa, Llc Porous membranes for high pressure filtration
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
EP4309237A4 (en) 2021-03-17 2025-09-24 Lg Electronics Inc SEPARATOR STRUCTURE, ITS PRODUCTION METHOD AND SECONDARY BATTERY USING 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
JPWO2023145319A1 (enExample) 2022-01-28 2023-08-03
KR20230120923A (ko) * 2022-02-10 2023-08-17 주식회사 엘지화학 분리막의 제조 방법, 이로부터 제조된 분리막 및 이를 포함하는 전기화학소자
KR102618427B1 (ko) * 2022-06-14 2023-12-27 주식회사 엘지에너지솔루션 Si계 음극 활물질을 구비하는 리튬 이차전지
CN117981157B (zh) * 2022-06-14 2025-08-05 株式会社Lg新能源 包含Si系负极活性材料的锂二次电池
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

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57200741A (en) * 1981-06-03 1982-12-09 Nissan Motor Co Ltd Power unit mount body of car
JP2657430B2 (ja) 1991-01-30 1997-09-24 東燃株式会社 ポリオレフィン微多孔膜及びその製造方法
JP3112358B2 (ja) * 1992-10-13 2000-11-27 三菱樹脂株式会社 共押出用フラットダイ
JP3352801B2 (ja) * 1994-01-31 2002-12-03 日東電工株式会社 多孔質フィルム、その製造法およびその用途
JP3939778B2 (ja) * 1996-02-09 2007-07-04 日東電工株式会社 電池用セパレータ
JPH10195215A (ja) 1997-01-10 1998-07-28 Nitto Denko Corp 多孔質フィルム、電池用セパレータ及び電池
JPH10279718A (ja) 1997-04-10 1998-10-20 Nitto Denko Corp 多孔質フィルム、電池用セパレータおよび電池
AU2855599A (en) 1998-03-24 1999-10-18 Asahi Kasei Kogyo Kabushiki Kaisha Microporous polyolefin film
EP1153968B1 (en) 1998-10-01 2004-02-25 Tonen Chemical Corporation Microporous polyolefin film and process for producing the same
WO2002072248A1 (en) 2001-03-09 2002-09-19 Asahi Kasei Kabushiki Kaisha Microporous film and method for preparation thereof
JP4121846B2 (ja) * 2002-12-16 2008-07-23 東燃化学株式会社 ポリオレフィン微多孔膜及びその製造方法並びに用途
JP4540607B2 (ja) * 2003-04-04 2010-09-08 旭化成イーマテリアルズ株式会社 ポリオレフィン微多孔膜
US8104625B2 (en) 2004-05-20 2012-01-31 Asahi Kasei Chemicals Corporation Microporous membrane made of polyolefins
TWI451969B (zh) 2005-07-15 2014-09-11 聚烯烴多層微多孔膜及電池用隔離材
CA2627137A1 (en) * 2005-10-24 2007-05-03 Tonen Chemical Corporation Multi-layer, microporous polyolefin membrane, its production method, and battery separator
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
US7981536B2 (en) 2006-08-31 2011-07-19 Toray Tonen Specialty Separator Godo Kaisha Microporous membrane, battery separator and battery
KR101347460B1 (ko) * 2007-10-12 2014-01-03 도레이 배터리 세퍼레이터 필름 주식회사 미세다공성 막 및 이의 제조 및 사용 방법

Also Published As

Publication number Publication date
KR101174995B1 (ko) 2012-08-17
JP2011500881A (ja) 2011-01-06
KR101347460B1 (ko) 2014-01-03
WO2009048173A1 (en) 2009-04-16
CN101855750B (zh) 2013-08-07
EP2212945A2 (en) 2010-08-04
KR101174986B1 (ko) 2012-08-17
JP5492777B2 (ja) 2014-05-14
KR20100082778A (ko) 2010-07-19
WO2009048172A1 (en) 2009-04-16
EP2212945B1 (en) 2013-08-21
CN101821876A (zh) 2010-09-01
KR20100057901A (ko) 2010-06-01
JP2011500354A (ja) 2011-01-06
CN101855751A (zh) 2010-10-06
KR20120083515A (ko) 2012-07-25
KR101143245B1 (ko) 2012-05-18
JP5651731B2 (ja) 2015-01-14
JP2011503247A (ja) 2011-01-27
WO2009048175A3 (en) 2009-05-28
EP2212944B1 (en) 2014-06-04
EP2212946A1 (en) 2010-08-04
ES2435786T3 (es) 2013-12-23
EP2212946B1 (en) 2013-02-27
JP2013224033A (ja) 2013-10-31
CN101855750A (zh) 2010-10-06
CN101855751B (zh) 2013-11-06
CN101821876B (zh) 2013-04-17
WO2009048175A2 (en) 2009-04-16
KR20100053685A (ko) 2010-05-20
EP2212944A1 (en) 2010-08-04

Similar Documents

Publication Publication Date Title
JP5061243B2 (ja) 微小孔性膜及びその製造及び使用
JP2011500354A5 (enExample)
JP2011503247A5 (enExample)
CN101795866B (zh) 多层微孔聚烯烃膜，其制备方法，电池隔板和电池
KR101342994B1 (ko) 폴리올레핀 조성물, 그의 제조 방법 및 그로부터 제조된 전지용 세퍼레이터
US9147868B2 (en) Microporous films, methods for their production, and applications thereof
US8748028B2 (en) Multi-layer microporous membrane, battery separator and battery
JP5450929B2 (ja) ポリオレフィン多層微多孔膜、その製造方法、電池用セパレータ及び電池
US8323821B2 (en) Multi-layer microporous membrane, battery separator and battery
JP2011500881A5 (enExample)
US8012622B2 (en) Multi-layer, microporous membrane, battery separator and battery
WO2009084720A1 (en) Microporous multilayer membrane, system and process for producing such membrane, and the use of such membrane
US8507124B2 (en) Multi-layer, microporous membrane, battery separator and battery
JP5661101B2 (ja) 微多孔膜ならびにかかる膜の製造方法および使用方法
EP2111914A1 (en) Multi-layer microporous membrane, battery separator and battery
EP2111911A1 (en) Multi-Layer Microporous Membrane, Battery Separator and Battery

Legal Events

Date Code Title Description
A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A711

Effective date: 20110418

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120131

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20120131

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120330

A524 Written submission of copy of amendment under article 19 pct

Free format text: JAPANESE INTERMEDIATE CODE: A524

Effective date: 20120330

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120424

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120622

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20120717

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20120806

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20150810

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Ref document number: 5061243

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20150810

Year of fee payment: 3

R255 Notification that request for automated payment was rejected

Free format text: JAPANESE INTERMEDIATE CODE: R2525

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313111

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

LAPS Cancellation because of no payment of annual fees