WO2010027203A3 - 다공성 코팅층을 구비한 세퍼레이터 및 이를 구비한 전기화학소자 - Google Patents

다공성 코팅층을 구비한 세퍼레이터 및 이를 구비한 전기화학소자 Download PDF

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WO2010027203A3
WO2010027203A3 PCT/KR2009/004984 KR2009004984W WO2010027203A3 WO 2010027203 A3 WO2010027203 A3 WO 2010027203A3 KR 2009004984 W KR2009004984 W KR 2009004984W WO 2010027203 A3 WO2010027203 A3 WO 2010027203A3
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separator
coating layer
porous coating
same
electrochemical device
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PCT/KR2009/004984
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French (fr)
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WO2010027203A2 (ko
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배윤정
김인철
홍승택
김종환
이한호
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주식회사 엘지화학
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Application filed by 주식회사 엘지화학 filed Critical 주식회사 엘지화학
Priority to CN200980139357.5A priority Critical patent/CN102171856B/zh
Priority to EP09811702.1A priority patent/EP2333876B1/en
Priority to JP2011525979A priority patent/JP5689800B2/ja
Priority to US13/061,735 priority patent/US9142819B2/en
Publication of WO2010027203A2 publication Critical patent/WO2010027203A2/ko
Publication of WO2010027203A3 publication Critical patent/WO2010027203A3/ko
Priority to US14/826,796 priority patent/US9960400B2/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
    • H01M10/36—Accumulators not provided for in groups H01M10/05-H01M10/34
    • 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
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
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    • H01M10/052—Li-accumulators
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    • H01—ELECTRIC ELEMENTS
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    • 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
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    • 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
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    • H—ELECTRICITY
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    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
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    • H01M50/429—Natural polymers
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    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
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    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/431—Inorganic material
    • H01M50/434—Ceramics
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    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
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    • H01M50/443—Particulate material
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    • 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
    • H01M50/451—Separators, membranes or diaphragms characterised by the material having a layered structure comprising layers of only organic material and layers containing inorganic material
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    • 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
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    • 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
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    • 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
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    • 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
    • H01M2200/00—Safety devices for primary or secondary batteries
    • H01M2200/30—Preventing polarity reversal
    • H—ELECTRICITY
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    • 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

Abstract

본 발명의 세퍼레이터는 기공도가 40 내지 60%이고, 기공의 평균 직경이 60nm 이하이고, 통기도가 350 s/100mL이하인 모노레이어 타입의 폴리올레핀계 미세다공성 막; 및 상기 미세다공성 막의 적어도 일면에 형성되어 있으며, 다수의 무기물 입자 및 바인더 고분자의 혼합물로 형성된 다공성 코팅층을 포함한다. 본 발명의 세퍼레이터를 구비한 전기화학소자는 열적 안정성이 우수할 뿐만 아니라, 누설전류(leak current)의 발생이 최소화되면서도 높은 출력을 낼 수 있다.
PCT/KR2009/004984 2008-09-03 2009-09-03 다공성 코팅층을 구비한 세퍼레이터 및 이를 구비한 전기화학소자 WO2010027203A2 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN200980139357.5A CN102171856B (zh) 2008-09-03 2009-09-03 具有多孔涂层的隔膜及含有该隔膜的电化学装置
EP09811702.1A EP2333876B1 (en) 2008-09-03 2009-09-03 Separator having porous coating layer and electrochemical device containing the same
JP2011525979A JP5689800B2 (ja) 2008-09-03 2009-09-03 多孔性コーティング層を備えたセパレータ及びこれを備えた電気化学素子
US13/061,735 US9142819B2 (en) 2008-09-03 2009-09-03 Separator having porous coating layer, and electrochemical device containing the same
US14/826,796 US9960400B2 (en) 2008-09-03 2015-08-14 Separator having porous coating layer, and electrochemical device containing the same

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2008-0086845 2008-09-03
KR20080086845 2008-09-03
KR10-2009-0083181 2009-09-03
KR1020090083181A KR101093858B1 (ko) 2008-09-03 2009-09-03 다공성 코팅층을 구비한 세퍼레이터 및 이를 구비한 전기화학소자

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US13/061,735 A-371-Of-International US9142819B2 (en) 2008-09-03 2009-09-03 Separator having porous coating layer, and electrochemical device containing the same
US14/826,796 Continuation US9960400B2 (en) 2008-09-03 2015-08-14 Separator having porous coating layer, and electrochemical device containing the same

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WO2010027203A2 WO2010027203A2 (ko) 2010-03-11
WO2010027203A3 true WO2010027203A3 (ko) 2010-06-24

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US (2) US9142819B2 (ko)
EP (1) EP2333876B1 (ko)
JP (1) JP5689800B2 (ko)
KR (1) KR101093858B1 (ko)
CN (1) CN102171856B (ko)
WO (1) WO2010027203A2 (ko)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012003938A (ja) * 2010-06-17 2012-01-05 Hitachi Maxell Ltd 電池用セパレータおよびリチウム二次電池
JP5620228B2 (ja) * 2010-08-18 2014-11-05 積水化学工業株式会社 プロピレン系樹脂微孔フィルム、電池用セパレータ、電池及びプロピレン系樹脂微孔フィルムの製造方法
EP2695907B1 (en) 2011-04-05 2016-11-30 W-Scope Corporation Method for manufacturing a porous membrane
JP6109467B2 (ja) 2011-06-28 2017-04-05 日産自動車株式会社 耐熱絶縁層付セパレータ
WO2013002139A1 (ja) * 2011-06-28 2013-01-03 株式会社村田製作所 蓄電デバイスおよびその製造方法
CN102368562B (zh) * 2011-09-13 2015-11-25 东莞新能源科技有限公司 一种锂离子电池
WO2013051079A1 (ja) * 2011-10-03 2013-04-11 日立マクセル株式会社 耐熱性多孔質膜、非水電池用セパレータおよび非水電池
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
JP6089581B2 (ja) * 2011-11-01 2017-03-08 東レ株式会社 多孔性ポリオレフィンフィルム、積層多孔性フィルムおよび蓄電デバイス
JP5795646B2 (ja) * 2011-11-01 2015-10-14 エルジー・ケム・リミテッド セパレータ及びそれを備える電気化学素子
WO2013080876A1 (ja) 2011-11-29 2013-06-06 積水化学工業株式会社 プロピレン系樹脂微孔フィルム、電池用セパレータ、電池及びプロピレン系樹脂微孔フィルムの製造方法
KR101904160B1 (ko) * 2012-02-08 2018-10-05 에스케이이노베이션 주식회사 내열성 및 안정성이 우수한 폴리올레핀계 복합 미세다공막 및 이의 제조방법
DE102012203755A1 (de) * 2012-03-09 2013-09-12 Evonik Litarion Gmbh Perforierte Polymerfolien mit verbesserter Toleranz gegen Zugspannung
EP2833439B1 (en) 2012-03-28 2017-09-06 Asahi Kasei Kabushiki Kaisha Porous film and multilayer porous film
JP6179125B2 (ja) 2012-04-09 2017-08-16 株式会社Ｇｓユアサ 蓄電素子
CN103779523A (zh) * 2012-10-26 2014-05-07 海洋王照明科技股份有限公司 一种电池隔膜及其制备方法与电化学电容器
US9236620B2 (en) 2012-11-05 2016-01-12 Battelle Memorial Institute Composite separators and redox flow batteries based on porous separators
WO2014145849A1 (en) * 2013-03-15 2014-09-18 Amtek Research International Llc Freestanding, dimensionally stable microporous webs
CN105051941B (zh) 2013-03-19 2017-11-21 索尼公司 隔膜、电池、电池组、电子设备、电动车辆、电力储存装置以及电力系统
KR20140120189A (ko) * 2013-04-02 2014-10-13 삼성에스디아이 주식회사 이차 전지 및 그 제조방법
WO2014178590A1 (ko) 2013-04-29 2014-11-06 주식회사 엘지화학 케이블형 이차전지용 패키징 및 그를 포함하는 케이블형 이차전지
WO2014182063A1 (ko) 2013-05-07 2014-11-13 주식회사 엘지화학 이차전지용 전극, 그의 제조방법, 그를 포함하는 이차전지 및 케이블형 이차전지
KR101465166B1 (ko) 2013-05-07 2014-11-25 주식회사 엘지화학 케이블형 이차전지 및 그의 제조방법
CN104393324B (zh) 2013-05-07 2017-08-15 株式会社Lg化学 线缆型二次电池
WO2014182064A1 (ko) 2013-05-07 2014-11-13 주식회사 엘지화학 이차전지용 전극, 그의 제조방법, 그를 포함하는 이차전지 및 케이블형 이차전지
JP6037579B2 (ja) * 2013-05-07 2016-12-07 エルジー・ケム・リミテッド ケーブル型二次電池
EP2846381B1 (en) 2013-05-07 2018-02-28 LG Chem, Ltd. Electrode for secondary battery, method for manufacturing same, and secondary battery and cable-type secondary battery including same
WO2014182060A1 (ko) 2013-05-07 2014-11-13 주식회사 엘지화학 이차전지용 전극, 그의 제조방법, 그를 포함하는 이차전지 및 케이블형 이차전지
KR101637659B1 (ko) * 2013-06-28 2016-07-07 주식회사 엘지화학 세퍼레이터 절단공정을 포함하는 전극조립체의 제조방법
CN103390741B (zh) * 2013-07-26 2015-12-02 常州大学 有机/无机复合多孔涂层的隔膜及其制备方法
KR20150051506A (ko) * 2013-11-04 2015-05-13 주식회사 엘지화학 전기화학소자용 분리막 및 이를 포함하는 전기화학소자
CN107004808B (zh) * 2014-12-08 2019-11-12 株式会社Lg化学 具有提高的安全性的电极组件、制法和包括其的电化学元件
KR20160088973A (ko) 2015-01-16 2016-07-27 더블유스코프코리아 주식회사 미세 다공성 코팅 분리막 및 그 제조방법
CN104852008A (zh) * 2015-05-06 2015-08-19 东莞市魔方新能源科技有限公司 一种锂离子二次电池用隔离膜
KR20170019522A (ko) 2015-08-11 2017-02-22 더블유스코프코리아 주식회사 다공성 다층 분리막 및 그 제조방법
US10367181B2 (en) * 2015-10-30 2019-07-30 Panasonic Intellectual Property Management Co., Ltd. Lithium-ion battery
CN105406008B (zh) * 2015-11-04 2018-10-16 永州聚力新能源科技有限公司 一种固态聚合物锂离子电池电芯及其制备方法
KR102155332B1 (ko) 2016-02-26 2020-09-11 주식회사 엘지화학 리튬 이차전지
US11024923B2 (en) * 2017-03-09 2021-06-01 Sion Power Corporation Electrochemical cells comprising short-circuit resistant electronically insulating regions
US11870037B2 (en) * 2018-04-10 2024-01-09 Apple Inc. Porous ceramic separator materials and formation processes
WO2020030240A1 (en) * 2018-08-06 2020-02-13 Umicore A lithium cobalt oxide secondary battery comprising a high porous separator and positive electrode material for high voltage applications
CN111697184B (zh) * 2019-03-15 2022-05-31 华为技术有限公司 一种锂离子电池隔膜及其制备方法和锂离子电池
KR102323858B1 (ko) 2020-11-11 2021-11-10 강창기 이차전지 폐분리막을 이용한 복합수지 조성물의 제조 방법
KR20230136139A (ko) * 2021-03-12 2023-09-26 도레이배터리세퍼레이터필름 한국유한회사 폴리올레핀 미세 다공막
WO2023096068A1 (ko) * 2021-11-26 2023-06-01 더블유스코프코리아 주식회사 분리막 및 그 제조방법
WO2024030607A1 (en) * 2022-08-05 2024-02-08 Alsym Energy, Inc. Separators, additives, energy storage devices and electrodesincluding them, and methods of their manufacture

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100820162B1 (ko) * 2006-08-07 2008-04-10 한국과학기술연구원 내열성 초극세 섬유상 분리막 및 그 제조 방법과, 이를 이용한 이차전지
JP2008088284A (ja) * 2006-10-02 2008-04-17 Asahi Kasei Chemicals Corp ポリオレフィン微多孔膜
KR100899283B1 (ko) * 2006-07-24 2009-05-27 주식회사 엘지화학 두 종류의 분리막으로 구성된 젤리-롤 및 이를 포함하고있는 이차전지
KR100918751B1 (ko) * 2006-07-26 2009-09-24 주식회사 엘지화학 분리막과의 계면 접착이 향상된 전극 및 이를 포함하는전기 화학 소자

Family Cites Families (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2569680B2 (ja) 1988-01-18 1997-01-08 東レ株式会社 親水化されたポリオレフィン微孔性膜及び電池用セパレータ
JPH03245456A (ja) * 1990-02-21 1991-11-01 Asahi Chem Ind Co Ltd 非水電解液電池のセパレータ用微多孔膜
JPH08236093A (ja) * 1995-02-27 1996-09-13 Mitsubishi Chem Corp バッテリーセパレーター
JPH08244152A (ja) 1995-03-15 1996-09-24 Nitto Denko Corp 多孔質フィルムおよびその製造法
JP3474044B2 (ja) 1995-12-05 2003-12-08 三菱樹脂株式会社 積層体
TW412542B (en) 1995-12-25 2000-11-21 Asahi Chemical Ind Short-resistant micro-porous polyethylene membrane
JPH11130900A (ja) * 1997-10-27 1999-05-18 Asahi Chem Ind Co Ltd ポリエチレン微多孔膜
JP4098401B2 (ja) * 1998-05-19 2008-06-11 旭化成ケミカルズ株式会社 ポリオレフィン製の電池セパレーター用微多孔膜
JP2000348703A (ja) * 1999-06-01 2000-12-15 Ube Ind Ltd 電池用セパレータ及びそれを用いたリチウム電池
US6432586B1 (en) 2000-04-10 2002-08-13 Celgard Inc. Separator for a high energy rechargeable lithium battery
US6824680B2 (en) * 2001-05-07 2004-11-30 New Jersey Institute Of Technology Preparation of microporous films from immiscible blends via melt processing and stretching
JP2002355938A (ja) * 2001-05-30 2002-12-10 Tonen Chem Corp 複合膜、その製造方法及びそれを用いた電池用セパレータ又はフィルター
JP4998967B2 (ja) * 2001-06-11 2012-08-15 日東電工株式会社 多孔質フィルム
JP4817567B2 (ja) * 2001-09-28 2011-11-16 東レ東燃機能膜合同会社 ポリオレフィン微多孔膜及びその製造方法
JP4156894B2 (ja) * 2002-09-30 2008-09-24 旭化成ケミカルズ株式会社 高耐熱性ポリエチレン微多孔膜
JP4149889B2 (ja) * 2003-10-03 2008-09-17 日東電工株式会社 多孔質フィルム
KR101094115B1 (ko) * 2003-12-15 2011-12-15 미쓰비시 쥬시 가부시끼가이샤 비수계 전해질 이차 전지
US20070148552A1 (en) 2003-12-24 2007-06-28 Takashi Ikemoto Microporous membrane made from polyolefin
KR100666821B1 (ko) 2004-02-07 2007-01-09 주식회사 엘지화학 유/무기 복합 다공성 코팅층이 형성된 전극 및 이를포함하는 전기 화학 소자
PL1782489T3 (pl) * 2004-07-07 2021-05-31 Lg Chem, Ltd. Porowaty separator kompozytowy organiczno/nieorganiczny i urządzenie elektrochemiczne go zawierające
EP1784876B1 (en) * 2004-09-02 2018-01-24 LG Chem, Ltd. Organic/inorganic composite porous film and electrochemical device prepared thereby
TWI318018B (en) * 2004-09-02 2009-12-01 Lg Chemical Ltd Organic/inorganic composite porous film and electrochemical device prepared thereby
CA2586062C (en) 2004-12-08 2013-04-02 Hitachi Maxell, Ltd. Separator for electrochemical device, and electrochemical device
KR100775310B1 (ko) * 2004-12-22 2007-11-08 주식회사 엘지화학 유/무기 복합 다공성 분리막 및 이를 이용한 전기 화학소자
JP5342775B2 (ja) 2005-03-31 2013-11-13 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の製造方法及びその微多孔膜
KR100659851B1 (ko) 2005-04-27 2006-12-19 삼성에스디아이 주식회사 리튬 이차 전지
CN100583514C (zh) * 2005-05-17 2010-01-20 Lg化学株式会社 用于包括多层堆叠电化学电池的电化学元件的聚合物粘合剂
US20090117453A1 (en) * 2005-06-24 2009-05-07 Tonen Chemical Corporation Multi-layer, microporous polyethylene membrane, and battery separator and battery using same
KR100858214B1 (ko) 2005-06-27 2008-09-10 주식회사 엘지화학 이질적 표면을 갖는 2층 구조의 유/무기 복합 다공성분리막 및 이를 이용한 전기 화학 소자
WO2007023918A1 (ja) * 2005-08-25 2007-03-01 Tonen Chemical Corporation ポリエチレン多層微多孔膜並びにそれを用いた電池用セパレータ及び電池
JP5148093B2 (ja) * 2005-09-28 2013-02-20 東レバッテリーセパレータフィルム株式会社 ポリエチレン多層微多孔膜及びその製造方法、並びに電池用セパレータ
JP4979217B2 (ja) * 2005-09-29 2012-07-18 日本バイリーン株式会社 非水電解質二次電池用セパレータ、非水電解質二次電池用セパレータの製造方法、及び非水電解質二次電池
TWI330136B (en) * 2005-11-28 2010-09-11 Lg Chemical Ltd Organic/inorganic composite porous membrane and electrochemical device using the same
ATE533197T1 (de) * 2006-09-20 2011-11-15 Asahi Kasei Chemicals Corp Mikroporöse polyolefinmembran und separator für batterie mit nichtwässrigem elektrolyt
JP5158678B2 (ja) * 2006-10-16 2013-03-06 日立マクセル株式会社 非水電解質電池用セパレータおよび非水電解質電池
JPWO2008059806A1 (ja) 2006-11-14 2010-03-04 旭化成イーマテリアルズ株式会社 リチウムイオン二次電池用セパレータ及びその製造方法
EP2575196B1 (en) * 2006-11-20 2014-05-28 Teijin Limited Separator for non-aqueous secondary battery and non-aqueous secondary battery.
WO2008093575A1 (ja) * 2007-01-30 2008-08-07 Asahi Kasei E-Materials Corporation 多層多孔膜及びその製造方法
KR100727248B1 (ko) * 2007-02-05 2007-06-11 주식회사 엘지화학 다공성 활성층이 코팅된 유기/무기 복합 분리막 및 이를구비한 전기화학소자
JP4994054B2 (ja) * 2007-02-06 2012-08-08 日立マクセルエナジー株式会社 電池用セパレータおよびリチウム二次電池
JP5193998B2 (ja) * 2007-03-15 2013-05-08 日立マクセル株式会社 電気化学素子用セパレータ、電気化学素子用電極および電気化学素子
JP2008311221A (ja) 2007-05-14 2008-12-25 Sumitomo Chemical Co Ltd 積層多孔質フィルム
WO2008149895A1 (ja) * 2007-06-06 2008-12-11 Teijin Limited 非水系二次電池セパレータ用ポリオレフィン微多孔膜基材、その製造方法、非水系二次電池セパレータおよび非水系二次電池
KR20090040124A (ko) * 2007-10-19 2009-04-23 삼성에스디아이 주식회사 연료전지용 막-전극 어셈블리, 이의 제조방법, 및 이를포함하는 연료전지 시스템

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100899283B1 (ko) * 2006-07-24 2009-05-27 주식회사 엘지화학 두 종류의 분리막으로 구성된 젤리-롤 및 이를 포함하고있는 이차전지
KR100918751B1 (ko) * 2006-07-26 2009-09-24 주식회사 엘지화학 분리막과의 계면 접착이 향상된 전극 및 이를 포함하는전기 화학 소자
KR100820162B1 (ko) * 2006-08-07 2008-04-10 한국과학기술연구원 내열성 초극세 섬유상 분리막 및 그 제조 방법과, 이를 이용한 이차전지
JP2008088284A (ja) * 2006-10-02 2008-04-17 Asahi Kasei Chemicals Corp ポリオレフィン微多孔膜

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