JPH0554495B2 - - Google Patents

Info

Publication number
JPH0554495B2
JPH0554495B2 JP59083872A JP8387284A JPH0554495B2 JP H0554495 B2 JPH0554495 B2 JP H0554495B2 JP 59083872 A JP59083872 A JP 59083872A JP 8387284 A JP8387284 A JP 8387284A JP H0554495 B2 JPH0554495 B2 JP H0554495B2
Authority
JP
Japan
Prior art keywords
gel
solvent
sheet
polyethylene
weight
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 - Lifetime
Application number
JP59083872A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60242035A (ja
Inventor
Koichi Kono
Shoichi Mori
Kenji Myasaka
Joichi Tabuchi
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.)
Tonen General Sekiyu KK
Original Assignee
Tonen 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
Application filed by Tonen Corp filed Critical Tonen Corp
Priority to JP59083872A priority Critical patent/JPS60242035A/ja
Priority to DE8585302991T priority patent/DE3573736D1/de
Priority to EP19850302991 priority patent/EP0160551B1/en
Priority to US06/728,806 priority patent/US4588633A/en
Publication of JPS60242035A publication Critical patent/JPS60242035A/ja
Priority to US06/832,752 priority patent/US4620955A/en
Publication of JPH0554495B2 publication Critical patent/JPH0554495B2/ja
Granted 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
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/00091—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching by evaporation
    • 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
    • B01D67/0039—Inorganic membrane manufacture
    • B01D67/0046—Inorganic membrane manufacture by slurry techniques, e.g. die or slip-casting
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B01D2323/081—Heating
    • 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
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/04—Characteristic thickness
    • 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
    • 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
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/71—Processes of shaping by shrinking
    • 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
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/918—Physical aftertreatment of a cellular product
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
JP59083872A 1984-04-27 1984-04-27 ポリエチレン微多孔膜の製造方法 Granted JPS60242035A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP59083872A JPS60242035A (ja) 1984-04-27 1984-04-27 ポリエチレン微多孔膜の製造方法
DE8585302991T DE3573736D1 (en) 1984-04-27 1985-04-26 A polyethylene microporous membrane and a process for the production thereof
EP19850302991 EP0160551B1 (en) 1984-04-27 1985-04-26 A polyethylene microporous membrane and a process for the production thereof
US06/728,806 US4588633A (en) 1984-04-27 1985-04-29 Polyethylene microporous membrane of ultra high molecular weight
US06/832,752 US4620955A (en) 1984-04-27 1986-02-25 Polyethylene microporous membrane and a process for the production of the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59083872A JPS60242035A (ja) 1984-04-27 1984-04-27 ポリエチレン微多孔膜の製造方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP4124768A Division JPH0653826B2 (ja) 1992-05-18 1992-05-18 ポリエチレン微多孔膜

Publications (2)

Publication Number Publication Date
JPS60242035A JPS60242035A (ja) 1985-12-02
JPH0554495B2 true JPH0554495B2 (en]) 1993-08-12

Family

ID=13814743

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59083872A Granted JPS60242035A (ja) 1984-04-27 1984-04-27 ポリエチレン微多孔膜の製造方法

Country Status (4)

Country Link
US (2) US4588633A (en])
EP (1) EP0160551B1 (en])
JP (1) JPS60242035A (en])
DE (1) DE3573736D1 (en])

Families Citing this family (94)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2544878B2 (ja) * 1984-05-31 1996-10-16 三菱化学株式会社 電池用セパレ―タ―
JPH062841B2 (ja) * 1984-05-31 1994-01-12 三菱化成株式会社 多孔化透過性ポリエチレンフイルム
US4778601A (en) * 1984-10-09 1988-10-18 Millipore Corporation Microporous membranes of ultrahigh molecular weight polyethylene
DE3676211D1 (de) * 1985-02-25 1991-01-31 Tonen Corp Mikroporoese membran aus einem alpha-olefinpolymer mit ultrahoch-molekulargewicht.
JPS62115043A (ja) * 1985-11-14 1987-05-26 Terumo Corp 多孔質膜の製造方法
US4762657A (en) * 1985-12-12 1988-08-09 The Dow Chemical Company Formation of porous membranes by mechanical deformation
EP0238076B1 (en) * 1986-03-18 1992-10-21 Asahi Kasei Kogyo Kabushiki Kaisha A shaped article of an oriented tetrafluoroethylene polymer
US4726989A (en) * 1986-12-11 1988-02-23 Minnesota Mining And Manufacturing Microporous materials incorporating a nucleating agent and methods for making same
US4833172A (en) * 1987-04-24 1989-05-23 Ppg Industries, Inc. Stretched microporous material
US4861644A (en) * 1987-04-24 1989-08-29 Ppg Industries, Inc. Printed microporous material
JPS63273651A (ja) * 1987-04-30 1988-11-10 Toa Nenryo Kogyo Kk 超高分子量ポリエチレン微多孔膜の製造方法
JPS63279562A (ja) * 1987-05-11 1988-11-16 Sanyo Electric Co Ltd 電池
JP2674625B2 (ja) * 1987-07-04 1997-11-12 東レ株式会社 ポリオレフィン系微孔性フィルム
JP2503034B2 (ja) * 1987-08-28 1996-06-05 東レ株式会社 ポリオレフィン系微孔性フィルム
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JP2884570B2 (ja) * 1988-04-12 1999-04-19 日本電池株式会社 密閉形アルカリ二次電池
JPH02251545A (ja) * 1988-12-23 1990-10-09 Nitto Denko Corp 超高分子量ポリエチレン多孔質フィルムおよびその製造法
US5248461A (en) * 1989-01-13 1993-09-28 Stamicarbon B.V. Process of making microporous films of UHMWPE
NL8900078A (nl) 1989-01-13 1990-08-01 Stamicarbon Microporeuze folien van ultrahoogmoleculair polyetheen.
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
JP2520310B2 (ja) * 1989-09-19 1996-07-31 東燃株式会社 リチウム電池用セパレ―タの製造方法
US5677360A (en) * 1991-02-13 1997-10-14 Mitsubishi Rayon Co., Ltd. Hydrophilic polymer alloy, fiber and porous membrane comprising this polymer alloy, and methods for preparing them
NL9100278A (nl) * 1991-02-18 1992-09-16 Stamicarbon Microporeuze folie en werkwijze voor de vervaardiging daarvan.
NL9100279A (nl) * 1991-02-18 1992-09-16 Stamicarbon Microporeuze folie uit polyetheen en werkwijze voor de vervaardiging daarvan.
NL9101876A (nl) * 1991-11-11 1993-06-01 Dsm Nv Werkwijze voor het vervaardigen van een stoomsteriliseerbaar poreus polyolefinemembraan en bij 134 graden celsius stoomsteriliseerbaar polyetheenmembraan.
US5451454A (en) * 1991-12-24 1995-09-19 Bridgestone Corporation High-molecular materials and processes for manufacturing the same
US5674919A (en) * 1991-12-27 1997-10-07 Mitsui Petrochemical Industries, Ltd. Biaxially oriented film of high molecular weight polyethylene, process for preparing the same, surface-modified biaxially oriented film of high molecular weight polyethylene and process for preparing the same
NL9102189A (nl) * 1991-12-30 1993-07-16 Dsm Nv Werkwijze voor het vervaardigen van een poreuze folie met hoge barststerkte.
BE1006454A3 (nl) * 1992-12-21 1994-08-30 Dsm Nv Werkwijze voor het vervaardigen van polymere voorwerpen uitgaande van een oplossing.
JP3351940B2 (ja) * 1995-09-26 2002-12-03 東燃化学株式会社 ポリオレフィン微多孔膜の製造方法
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KR20130101104A (ko) 2010-11-04 2013-09-12 쓰리엠 이노베이티브 프로퍼티즈 컴파니 필터 요소를 형성하는 방법
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CN110767864A (zh) 2013-03-15 2020-02-07 赛尔格有限责任公司 用于锂离子二次电池的多层混杂型电池隔板及其制造方法
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
JP6012839B1 (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、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、および多孔質フィルムの製造方法
KR101660210B1 (ko) 2015-11-30 2016-10-10 스미또모 가가꾸 가부시키가이샤 비수 전해액 이차 전지용 적층 세퍼레이터, 비수 전해액 이차 전지용 부재 및 비수 전해액 이차 전지
JP6019205B1 (ja) 2015-11-30 2016-11-02 住友化学株式会社 非水電解液二次電池用積層セパレータ
JP6025956B1 (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および非水電解液二次電池
JP5969683B1 (ja) 2015-11-30 2016-08-17 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および非水電解液二次電池
US11389772B2 (en) * 2017-12-18 2022-07-19 The Hong Kong University Of Science And Technology Method for synthesis of flexible multifunctional high-voidage ultrathin PE membranes
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