JP5572334B2 - ポリオレフィン製微多孔膜 - Google Patents

ポリオレフィン製微多孔膜 Download PDF

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Publication number
JP5572334B2
JP5572334B2 JP2009120685A JP2009120685A JP5572334B2 JP 5572334 B2 JP5572334 B2 JP 5572334B2 JP 2009120685 A JP2009120685 A JP 2009120685A JP 2009120685 A JP2009120685 A JP 2009120685A JP 5572334 B2 JP5572334 B2 JP 5572334B2
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JP
Japan
Prior art keywords
microporous membrane
polyolefin microporous
ratio
width direction
polyolefin
Prior art date
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JP2009120685A
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English (en)
Japanese (ja)
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JP2010007053A (ja
Inventor
吉宏 今村
貴志 池本
健 鬼澤
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Asahi Kasei E Materials Corp
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Asahi Kasei E Materials Corp
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Priority to JP2009120685A priority Critical patent/JP5572334B2/ja
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/26—Polyalkenes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/002—Organic membrane manufacture from melts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
    • B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/26—Polyalkenes
    • B01D71/261—Polyethylene
    • 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
    • C08F10/02—Ethene
    • 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
    • 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
    • C08J9/0066—Use of inorganic compounding ingredients
    • 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
    • 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
    • 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
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/15—Use of additives
    • B01D2323/20—Plasticizers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/50—Control of the membrane preparation process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B01D2325/02834—Pore size more than 0.1 and up to 1 µm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/22—Thermal or heat-resistance properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/34—Molecular weight or degree of polymerisation
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Cell Separators (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Secondary Cells (AREA)
JP2009120685A 2008-05-30 2009-05-19 ポリオレフィン製微多孔膜 Active JP5572334B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2009120685A JP5572334B2 (ja) 2008-05-30 2009-05-19 ポリオレフィン製微多孔膜

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008142011 2008-05-30
JP2008142011 2008-05-30
JP2009120685A JP5572334B2 (ja) 2008-05-30 2009-05-19 ポリオレフィン製微多孔膜

Publications (2)

Publication Number Publication Date
JP2010007053A JP2010007053A (ja) 2010-01-14
JP5572334B2 true JP5572334B2 (ja) 2014-08-13

Family

ID=41587890

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009120685A Active JP5572334B2 (ja) 2008-05-30 2009-05-19 ポリオレフィン製微多孔膜

Country Status (2)

Country Link
JP (1) JP5572334B2 (ko)
KR (1) KR101103163B1 (ko)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2108675B1 (en) 2007-01-30 2011-12-21 Asahi Kasei E-materials Corporation Microporous polyolefin membrane
JP5575537B2 (ja) * 2010-05-10 2014-08-20 日立マクセル株式会社 非水電解質電池
JP2013166804A (ja) * 2010-06-04 2013-08-29 Toray Battery Separator Film Co Ltd ポリオレフィン微多孔膜、電池用セパレータ及び電池
JP5979375B2 (ja) * 2010-08-31 2016-08-24 国立大学法人群馬大学 超高分子量ポリエチレン製多孔化膜の製造方法
WO2012137847A1 (ja) * 2011-04-05 2012-10-11 ダブル・スコープ株式会社 多孔性膜およびその製造方法
CN104769027B (zh) 2012-08-29 2019-11-05 国立大学法人群马大学 聚乙烯制多孔膜的制造方法及聚乙烯制多孔膜
KR20140062690A (ko) * 2012-11-14 2014-05-26 류수선 폴리올레핀 미세 다공막의 제조방법
JP6100022B2 (ja) * 2013-02-25 2017-03-22 旭化成株式会社 ポリオレフィン微多孔膜の製造方法
KR101611236B1 (ko) * 2013-11-29 2016-04-11 제일모직 주식회사 분리막, 이의 제조방법 및 이를 이용한 전지
JP6729366B2 (ja) 2014-03-24 2020-07-22 東レ株式会社 ポリオレフィン微多孔膜およびポリオレフィン微多孔膜を用いてなるコーティング用基材
EP3181622B1 (en) 2014-08-12 2020-12-30 Toray Industries, Inc. Polyolefin microporous membrane and method for manufacturing same, separator for nonaqueous-electrolyte secondary cell, and nonaqueous-electrolyte secondary cell
JP2018511156A (ja) * 2015-04-10 2018-04-19 セルガード エルエルシー 改良された微多孔質膜、セパレータ、リチウム電池、および関連する方法
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
CN110382605B (zh) 2017-03-22 2022-06-17 东丽株式会社 聚烯烃微多孔膜和使用了该聚烯烃微多孔膜的电池
CN110461925B (zh) * 2017-03-27 2022-03-22 旭化成株式会社 聚烯烃微多孔膜及聚烯烃微多孔膜的制造方法
CN112542653B (zh) * 2019-09-05 2023-03-14 深圳市拓邦锂电池有限公司 锂电池的抗褶皱隔膜及其制备方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3305006B2 (ja) * 1991-07-05 2002-07-22 旭化成株式会社 有機電解液を用いる電池用セパレータ及びその製造方法
JP4030142B2 (ja) * 1996-12-24 2008-01-09 旭化成ケミカルズ株式会社 リチウムイオン電池用薄膜状電解質
WO2000049073A1 (en) * 1999-02-19 2000-08-24 Tonen Chemical Corporation Polyolefin microporous film and method for preparing the same
JP4927243B2 (ja) 2000-01-13 2012-05-09 東レバッテリーセパレータフィルム合同会社 ポリオレフィン微多孔膜
JP2001300275A (ja) 2000-04-20 2001-10-30 Asahi Kasei Corp ポリオレフィン中空糸状多孔膜
JP4573284B2 (ja) * 2000-09-18 2010-11-04 旭化成イーマテリアルズ株式会社 ポリエチレン微多孔膜
JP4794099B2 (ja) 2001-09-28 2011-10-12 東レ東燃機能膜合同会社 ポリオレフィン微多孔膜の製造方法
JP4492917B2 (ja) * 2003-05-07 2010-06-30 旭化成イーマテリアルズ株式会社 ポリオレフィン製微多孔膜の製造方法
JP4799179B2 (ja) 2003-10-27 2011-10-26 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
EP1698656B2 (en) * 2003-12-24 2017-04-26 Asahi Kasei Kabushiki Kaisha Microporous membrane made from polyolefin
WO2005113657A1 (ja) * 2004-05-20 2005-12-01 Asahi Kasei Chemicals Corporation ポリオレフィン製微多孔膜
JP5543715B2 (ja) * 2006-10-30 2014-07-09 旭化成イーマテリアルズ株式会社 ポリオレフィン製微多孔膜
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

Also Published As

Publication number Publication date
JP2010007053A (ja) 2010-01-14
KR20090125007A (ko) 2009-12-03
KR101103163B1 (ko) 2012-01-04

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