DE69304587D1 - Poröser Film, Verfahren zu seiner Herstellung und Anwendung - Google Patents

Poröser Film, Verfahren zu seiner Herstellung und Anwendung

Info

Publication number
DE69304587D1
DE69304587D1 DE69304587T DE69304587T DE69304587D1 DE 69304587 D1 DE69304587 D1 DE 69304587D1 DE 69304587 T DE69304587 T DE 69304587T DE 69304587 T DE69304587 T DE 69304587T DE 69304587 D1 DE69304587 D1 DE 69304587D1
Authority
DE
Germany
Prior art keywords
production
porous film
porous
film
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
DE69304587T
Other languages
English (en)
Other versions
DE69304587T2 (de
Inventor
Hiroyuki Higuchi
Kiichiro Matsushita
Minoru Ezoe
Toshihiko Shinomura
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.)
Nitto Denko Corp
Original Assignee
Nitto Denko Corp
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 JP00263693A external-priority patent/JP3507092B2/ja
Application filed by Nitto Denko Corp filed Critical Nitto Denko Corp
Application granted granted Critical
Publication of DE69304587D1 publication Critical patent/DE69304587D1/de
Publication of DE69304587T2 publication Critical patent/DE69304587T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10—Homopolymers or copolymers of propene
    • C08L23/12—Polypropene
    • 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
    • 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
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/10—Homopolymers or copolymers of propene
    • C08J2323/12—Polypropene
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • H01M2300/0025—Organic electrolyte
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9265—Special properties
    • Y10S428/931—Components of differing electric conductivity
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249955—Void-containing component partially impregnated with adjacent component
    • Y10T428/249958—Void-containing component is synthetic resin or natural rubbers
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249978—Voids specified as micro
    • Y10T428/249979—Specified thickness of void-containing component [absolute or relative] or numerical cell dimension
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249981—Plural void-containing components
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • Y10T428/249991—Synthetic resin or natural rubbers
    • Y10T428/249992—Linear or thermoplastic
    • Y10T428/249993—Hydrocarbon polymer
DE1993604587 1992-03-30 1993-03-29 Poröser Film, Verfahren zu seiner Herstellung und Anwendung Expired - Fee Related DE69304587T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10617392 1992-03-30
JP00263693A JP3507092B2 (ja) 1992-03-30 1993-01-11 多孔質フィルム、その製造法およびその用途

Publications (2)

Publication Number Publication Date
DE69304587D1 true DE69304587D1 (de) 1996-10-17
DE69304587T2 DE69304587T2 (de) 1997-01-23

Family

ID=26336073

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993604587 Expired - Fee Related DE69304587T2 (de) 1992-03-30 1993-03-29 Poröser Film, Verfahren zu seiner Herstellung und Anwendung

Country Status (3)

Country Link
US (1) US5385777A (de)
EP (1) EP0565938B1 (de)
DE (1) DE69304587T2 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP3455285B2 (ja) * 1994-05-16 2003-10-14 三井化学株式会社 高分子量エチレン・α−オレフィン共重合体よりなる多孔性二軸配向フィルムおよびその用途
JP3499930B2 (ja) * 1994-10-07 2004-02-23 三洋電機株式会社 アルカリ蓄電池
US5866267A (en) * 1994-11-07 1999-02-02 W. R. Grace & Co.-Conn. Oriented film with improved memory
US5565281A (en) * 1994-12-02 1996-10-15 Hoechst Celanese Corporation Shutdown, bilayer battery separator
TW297171B (de) * 1994-12-20 1997-02-01 Hoechst Celanese Corp
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
US5993954A (en) * 1997-04-29 1999-11-30 3M Innovative Properties Company Temperature-sensitive microporous film
US6042964A (en) * 1998-02-20 2000-03-28 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Thermally regenerative battery with intercalatable electrodes and selective heating means
KR100371398B1 (ko) * 1998-12-08 2003-05-12 주식회사 엘지화학 폴리올레핀블렌드로제조된통기성필름과그의제조방법및2차전지의격리막
KR100563028B1 (ko) * 1999-02-19 2006-03-22 삼성에스디아이 주식회사 이차전지의 전극 롤
KR100338362B1 (ko) * 1999-07-23 2002-05-30 유승렬 우수한 가공성 및 투습도를 갖는 통기성 필름용 조성물
US6461724B1 (en) 1999-08-30 2002-10-08 3M Innovative Properties Company Microporous material resistant to capillary collapse
CN1239226C (zh) 2000-01-10 2006-02-01 Lg化学株式会社 高结晶聚丙烯微孔薄膜,多组分微孔薄膜及其制备方法
JP2005100833A (ja) * 2003-09-25 2005-04-14 Sony Corp 二次電池およびその製造方法
KR100596702B1 (ko) * 2004-02-16 2006-07-04 김학수 통기성 필름 제조 장치
WO2010073392A1 (ja) * 2008-12-26 2010-07-01 富士通株式会社 光信号発生装置及びその調整方法
KR101766492B1 (ko) 2009-03-26 2017-08-08 비엘 테크놀러지스 인크. 꼬여지지 않은 보강된 중공 섬유 막
KR100928898B1 (ko) * 2009-04-17 2009-11-30 (주)씨에스텍 미세다공성 고분자 분리막의 제조방법 및 상기 방법으로 제조된 미세다공성 고분자 분리막
CN102665878B (zh) 2009-06-26 2015-01-28 Bl科技公司 非编织、织物增强的中空纤维膜
KR101985552B1 (ko) 2010-09-15 2019-06-03 비엘 테크놀러지스 인크. 가용성 코어 주위에 얀-강화된 중공 섬유 막의 제조 방법
US8529814B2 (en) 2010-12-15 2013-09-10 General Electric Company Supported hollow fiber membrane
JP5861832B2 (ja) * 2011-06-30 2016-02-16 Jnc株式会社 微多孔膜
US9321014B2 (en) 2011-12-16 2016-04-26 Bl Technologies, Inc. Hollow fiber membrane with compatible reinforcements
US9643129B2 (en) 2011-12-22 2017-05-09 Bl Technologies, Inc. Non-braided, textile-reinforced hollow fiber membrane
US9022229B2 (en) 2012-03-09 2015-05-05 General Electric Company Composite membrane with compatible support filaments
US8999454B2 (en) 2012-03-22 2015-04-07 General Electric Company Device and process for producing a reinforced hollow fibre membrane
KR20150036701A (ko) 2012-07-30 2015-04-07 사빅 글로벌 테크놀러지스 비.브이. 고온 용융 완전성 세퍼레이터
US9227362B2 (en) 2012-08-23 2016-01-05 General Electric Company Braid welding
KR20150096446A (ko) 2012-12-18 2015-08-24 사빅 글로벌 테크놀러지스 비.브이. 방사를 통한 고온 용융 완전형 배터리 세퍼레이터
CN105027329B (zh) * 2013-02-28 2017-06-13 三洋电机株式会社 非水电解质二次电池
JP6025957B1 (ja) * 2015-11-30 2016-11-16 住友化学株式会社 非水電解液二次電池用セパレータ、非水電解液二次電池用積層セパレータ、非水電解液二次電池用部材、非水電解液二次電池および非水電解液二次電池用セパレータの製造方法
JP6014743B1 (ja) 2015-11-30 2016-10-25 住友化学株式会社 非水電解液二次電池用セパレータおよびその利用
WO2018078707A1 (ja) 2016-10-24 2018-05-03 住友化学株式会社 セパレータ、およびセパレータを含む二次電池
EP3681621A4 (de) * 2017-09-12 2021-06-09 Celgard, LLC Basisfolien zur imprägnierung, verbesserte imprägnierte produkte und verwandte verfahren
CN109065817B (zh) * 2018-08-22 2022-04-08 深圳市博盛新材料有限公司 一种多孔多层复合隔膜及其制备方法
CN109265825B (zh) * 2018-09-06 2021-01-05 江苏科技大学 一种聚丙烯或聚丙烯复合物发泡制品及其制备方法
JP6782505B1 (ja) * 2020-04-03 2020-11-11 株式会社Ｔｂｍ 延伸シートを製造するための樹脂組成物、延伸シート、及び延伸シートの製造方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3679538A (en) * 1970-10-28 1972-07-25 Celanese Corp Novel open-celled microporous film
JPS5245744B2 (de) * 1972-06-09 1977-11-18
US3801140A (en) * 1972-08-15 1974-04-02 Renshaw J Inc Pre-insulated pipe conduit with test passage
JPS50111174A (de) * 1973-12-28 1975-09-01
JPS5532531A (en) * 1978-08-28 1980-03-07 Ito Hiroshi Safety razor with oscillation device
JPS5937292A (ja) * 1982-08-25 1984-02-29 Matsushita Electric Ind Co Ltd ロ−タリ圧縮機
CA1226112A (en) * 1982-09-09 1987-09-01 Minnesota Mining And Manufacturing Company Microporous sheet material, method of making and articles made therewith
JPS6023954A (ja) * 1983-07-18 1985-02-06 Sanyo Electric Co Ltd 非水電解液電池
US4650730A (en) * 1985-05-16 1987-03-17 W. R. Grace & Co. Battery separator
JPH075778B2 (ja) * 1986-07-09 1995-01-25 日東電工株式会社 熱処理部を有する方向性多孔質フィルム
US4839228A (en) * 1987-02-04 1989-06-13 The Dow Chemical Company Biconstituent polypropylene/polyethylene fibers
US4873116A (en) * 1986-09-30 1989-10-10 Union Carbide Chemicals And Plastics Company Inc. Method of preparing mixtures of incompatible hydrocarbon polymers
JPH0750601B2 (ja) * 1987-06-10 1995-05-31 三洋電機株式会社 非水電解液電池
JPH0221559A (ja) * 1988-07-08 1990-01-24 Nitto Denko Corp 電池用セパレータとその製造法
JPH0758613B2 (ja) * 1988-09-10 1995-06-21 宇部興産株式会社 電池用セパレータとその製造方法及びその電池用セパレータを用いたリチウム電池
JPH06104736B2 (ja) * 1989-08-03 1994-12-21 東燃株式会社 ポリオレフィン微多孔膜
JP3128132B2 (ja) * 1990-11-29 2001-01-29 日東電工株式会社 電池用セパレータの製造法

Also Published As

Publication number Publication date
DE69304587T2 (de) 1997-01-23
EP0565938A1 (de) 1993-10-20
US5385777A (en) 1995-01-31
EP0565938B1 (de) 1996-09-11

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