DE602005026121D1 - Mikroporöse polypropylenfolie und herstellungsverfahren dafür - Google Patents

Mikroporöse polypropylenfolie und herstellungsverfahren dafür

Info

Publication number
DE602005026121D1
DE602005026121D1 DE602005026121T DE602005026121T DE602005026121D1 DE 602005026121 D1 DE602005026121 D1 DE 602005026121D1 DE 602005026121 T DE602005026121 T DE 602005026121T DE 602005026121 T DE602005026121 T DE 602005026121T DE 602005026121 D1 DE602005026121 D1 DE 602005026121D1
Authority
DE
Germany
Prior art keywords
polypropylene film
microporous polypropylene
microporous
mfr
log
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.)
Active
Application number
DE602005026121T
Other languages
English (en)
Inventor
Jun Ichi Masuda
Masatoshi Ohkura
Shigeru Tanaka
Reiko Morita
Hajime Fukushima
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 Industries Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=35196936&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE602005026121(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Toray Industries Inc filed Critical Toray Industries Inc
Publication of DE602005026121D1 publication Critical patent/DE602005026121D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • 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
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
    • 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
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/9165—Electrostatic pinning
    • 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
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/917—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means by applying pressurised gas to the surface of the flat article
    • 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
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B29C55/14—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively
    • B29C55/143—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively firstly parallel to the direction of feed and then transversely thereto
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/04—Monomers containing three or four carbon atoms
    • C08F10/06—Propene
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/36—After-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • 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
    • 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.]
    • 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.]
    • Y10T428/249986—Void-containing component contains also a solid fiber or solid particle
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Laminated Bodies (AREA)
  • Molding Of Porous Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Polyamides (AREA)
DE602005026121T 2004-04-22 2005-04-21 Mikroporöse polypropylenfolie und herstellungsverfahren dafür Active DE602005026121D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2004126572 2004-04-22
JP2004126571 2004-04-22
PCT/JP2005/007585 WO2005103127A1 (ja) 2004-04-22 2005-04-21 微孔性ポリプロピレンフィルムおよびその製造方法

Publications (1)

Publication Number Publication Date
DE602005026121D1 true DE602005026121D1 (de) 2011-03-10

Family

ID=35196936

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005026121T Active DE602005026121D1 (de) 2004-04-22 2005-04-21 Mikroporöse polypropylenfolie und herstellungsverfahren dafür

Country Status (11)

Country Link
US (1) US8491991B2 (de)
EP (2) EP1757653B1 (de)
JP (3) JP4984890B2 (de)
KR (3) KR101243091B1 (de)
CN (2) CN101880419B (de)
AT (1) ATE496963T1 (de)
AU (1) AU2005235863A1 (de)
CA (3) CA2772028C (de)
DE (1) DE602005026121D1 (de)
TW (1) TWI415881B (de)
WO (1) WO2005103127A1 (de)

Families Citing this family (73)

* Cited by examiner, † Cited by third party
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JP2007178998A (ja) * 2005-12-01 2007-07-12 Sekisui Film Kk 反射フィルム、反射積層フィルム及び反射積層板
CN101443193B (zh) * 2006-05-16 2013-08-28 东丽株式会社 双轴取向白色聚丙烯膜、反射板和热敏转印记录用载片
US7981536B2 (en) * 2006-08-31 2011-07-19 Toray Tonen Specialty Separator Godo Kaisha Microporous membrane, battery separator and battery
CN101536216B (zh) 2006-11-14 2013-03-13 旭化成电子材料株式会社 锂离子二次电池用隔膜及其制造方法
JP5194476B2 (ja) * 2007-02-16 2013-05-08 東レ株式会社 多孔性ポリプロピレンフィルム
JP5256773B2 (ja) * 2007-03-06 2013-08-07 東レ株式会社 多孔性ポリプロピレンフィルム
JP5473042B2 (ja) * 2007-08-15 2014-04-16 三菱樹脂株式会社 積層多孔性フィルム、それを利用した電池用セパレータおよび電池
JP5450944B2 (ja) * 2007-08-31 2014-03-26 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、電池用セパレータ及び電池
EP2103426B1 (de) * 2008-03-20 2011-09-28 Borealis Technology OY Geblasene Folie
JP2012507832A (ja) * 2008-10-31 2012-03-29 ダイキン アメリカ インコーポレイティッド 発泡電線
JP5460025B2 (ja) * 2008-11-10 2014-04-02 三菱樹脂株式会社 多孔性フィルム、それを利用したリチウム電池用セパレータ、および電池
KR101071602B1 (ko) * 2008-11-10 2011-10-10 미쓰비시 쥬시 가부시끼가이샤 적층 다공성 필름, 리튬 전지용 세퍼레이터 및 전지
WO2010079799A1 (ja) * 2009-01-07 2010-07-15 株式会社プライムポリマー 微多孔膜形成用ポリプロピレン樹脂組成物
CN102272207B (zh) * 2009-01-07 2013-06-05 三井化学株式会社 多微孔膜形成用聚丙烯树脂组合物
JP5373438B2 (ja) * 2009-03-06 2013-12-18 旭化成イーマテリアルズ株式会社 微多孔性フィルムの製造方法
JP5736777B2 (ja) 2009-03-17 2015-06-17 東レ株式会社 多孔性ポリプロピレンフィルムおよびその製造方法
WO2010131705A1 (ja) * 2009-05-13 2010-11-18 新日本理化株式会社 アミド化合物の結晶成長速度を抑制する方法及びポリオレフィン系樹脂成形体の製造方法
WO2010147149A1 (ja) * 2009-06-19 2010-12-23 三菱樹脂株式会社 多孔性ポリプロピレンフィルム
EP2487198A4 (de) * 2009-10-07 2013-05-01 Toray Industries Rollen mit einem porösen polypropylenfilm
DE102009060446A1 (de) 2009-12-22 2011-06-30 Treofan Germany GmbH & Co. KG, 66539 Mikroporöse Separator-Folie für Doppelschichtkondensatoren
US8592071B2 (en) 2010-02-26 2013-11-26 Mitsubishi Plastics, Inc. Laminated porous film and separator for battery
US20120329894A1 (en) * 2010-03-02 2012-12-27 Mitsubishi Plastics, Inc. Polypropylene series resin porous film, battery separator and battery
DE102010018374A1 (de) 2010-04-26 2011-10-27 Treofan Germany Gmbh & Co. Kg Hochporöse Separator-Folie
JP5594873B2 (ja) * 2010-05-25 2014-09-24 旭化成イーマテリアルズ株式会社 ポリオレフィン系二軸延伸多孔質膜の製造方法及びポリオレフィン系二軸延伸多孔質膜
JP5807388B2 (ja) * 2010-05-26 2015-11-10 東レ株式会社 多孔性ポリプロピレンフィルム
JP5731762B2 (ja) * 2010-06-10 2015-06-10 旭化成イーマテリアルズ株式会社 微多孔性フィルム及びその製造方法並びに電池用セパレータ
WO2012043718A1 (ja) * 2010-10-01 2012-04-05 三菱樹脂株式会社 積層多孔性フィルム、電池用セパレータ及び電池
KR101271299B1 (ko) * 2011-01-27 2013-06-04 미쓰비시 쥬시 가부시끼가이샤 폴리올레핀 수지 다공성 필름, 및 그것을 사용한 비수 전해질 전지용 세퍼레이터
JP5907066B2 (ja) * 2011-02-03 2016-04-20 東レ株式会社 多孔性ポリプロピレンフィルム、蓄電デバイス用セパレータおよび蓄電デバイス
US9159978B2 (en) 2011-04-04 2015-10-13 Aporous, Inc. Battery separator and method of forming same
CN103030852B (zh) * 2011-09-29 2015-02-25 陈光炎 一种聚合物微孔膜及其制备方法
WO2013054930A1 (ja) * 2011-10-14 2013-04-18 東レ株式会社 多孔性ポリオレフィンフィルムおよび蓄電デバイス
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
US10388928B2 (en) * 2011-11-29 2019-08-20 Asahi Kasei Kabushiki Kaisha: Propylene-based resin microporous film, separator for battery, battery, and method for producing propylene-based resin microporous film
WO2013084988A1 (ja) * 2011-12-07 2013-06-13 東レバッテリーセパレータフィルム株式会社 微多孔膜捲回体およびその製造方法
TWI453114B (zh) * 2012-05-11 2014-09-21 Entire Technology Co Ltd 多孔複合膜的製造方法
KR102089256B1 (ko) * 2012-06-07 2020-03-16 미쯔비시 케미컬 주식회사 폴리올레핀계 수지 다공성 필름
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