DE69613183D1 - Mikroporöse Folie aus hochmolekularen Polyolefinen und Verfahren zu ihrer Herstellung - Google Patents

Mikroporöse Folie aus hochmolekularen Polyolefinen und Verfahren zu ihrer Herstellung

Info

Publication number
DE69613183D1
DE69613183D1 DE69613183T DE69613183T DE69613183D1 DE 69613183 D1 DE69613183 D1 DE 69613183D1 DE 69613183 T DE69613183 T DE 69613183T DE 69613183 T DE69613183 T DE 69613183T DE 69613183 D1 DE69613183 D1 DE 69613183D1
Authority
DE
Germany
Prior art keywords
production
molecular weight
high molecular
film made
microporous 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 - Lifetime
Application number
DE69613183T
Other languages
English (en)
Other versions
DE69613183T2 (de
Inventor
Kazuo Yagi
Hitoshi Mantoku
Akinao Hashimoto
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.)
Mitsui Chemicals Inc
Original Assignee
Mitsui Chemicals 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
Application filed by Mitsui Chemicals Inc filed Critical Mitsui Chemicals Inc
Application granted granted Critical
Publication of DE69613183D1 publication Critical patent/DE69613183D1/de
Publication of DE69613183T2 publication Critical patent/DE69613183T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • 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
    • 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
    • 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
    • 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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/02—Thermal after-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/06—Specific viscosities of materials involved
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/20—Specific permeability or cut-off range
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/24—Mechanical properties, e.g. strength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/40—Fibre reinforced membranes
    • 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
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0658—PE, i.e. polyethylene characterised by its molecular weight
    • B29K2023/0683—UHMWPE, i.e. ultra high molecular weight polyethylene
    • 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
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0041—Crystalline
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/005—Oriented
    • B29K2995/0053—Oriented bi-axially
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Cell Separators (AREA)
DE69613183T 1995-07-18 1996-07-18 Mikroporöse Folie aus hochmolekularen Polyolefinen und Verfahren zu ihrer Herstellung Expired - Lifetime DE69613183T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP18146795 1995-07-18
JP29893195 1995-10-24

Publications (2)

Publication Number Publication Date
DE69613183D1 true DE69613183D1 (de) 2001-07-12
DE69613183T2 DE69613183T2 (de) 2001-09-20

Family

ID=26500640

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69613183T Expired - Lifetime DE69613183T2 (de) 1995-07-18 1996-07-18 Mikroporöse Folie aus hochmolekularen Polyolefinen und Verfahren zu ihrer Herstellung

Country Status (7)

Country Link
US (1) US5882518A (de)
EP (1) EP0754719B1 (de)
CN (1) CN1104458C (de)
CA (1) CA2181423A1 (de)
DE (1) DE69613183T2 (de)
MY (1) MY113608A (de)
TW (1) TW408134B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU4844596A (en) * 1995-03-03 1996-09-23 Asahi Kasei Kogyo Kabushiki Kaisha Microporous polyethylene film and process for producing the film
US6096213A (en) * 1998-08-14 2000-08-01 3M Innovative Properties Company Puncture-resistant polyolefin membranes
EP1153969B1 (de) * 1998-10-01 2004-02-25 Tonen Chemical Corporation Mikroporöser polyolefinfilm und verfahren zu dessen herstellung
NO984666L (no) * 1998-10-06 2000-04-07 Peterson & Son As M Barrieremateriale for bruk som emballasje samt fremgangsmåte til fremstilling av dette
CN1141169C (zh) * 1999-01-21 2004-03-10 制膜有限公司 整体不对称聚烯烃膜
US6582810B2 (en) 2000-12-22 2003-06-24 Kimberly-Clark Worldwide, Inc. One-step method of producing an elastic, breathable film structure
JP4880824B2 (ja) * 2001-04-12 2012-02-22 住友化学株式会社 多孔性フィルム
DE10348876B4 (de) * 2003-10-21 2014-04-03 Jnc Corporation Poröse Polyolefinmembran
DE602005027119D1 (de) * 2004-12-22 2011-05-05 Entegris Inc Mehrlagige poröse membran und herstellungsverfahren
CN101432061B (zh) * 2006-04-28 2012-09-26 旭化成化学株式会社 气体分离膜
PT2065432E (pt) * 2006-09-20 2012-01-10 Asahi Kasei Chemicals Corp Membrana microporosa de poliolefina e separador para baterias de eletrólitos não aquosos
EP2261276B1 (de) * 2008-03-31 2015-01-28 Asahi Kasei E-materials Corporation Mikroporöse polyolefinmembran und wicklungsprodukte
CN102215944A (zh) * 2008-11-17 2011-10-12 东丽东燃机能膜合同会社 微孔膜及该膜的制备方法及使用方法
TWI475051B (zh) 2009-11-18 2015-03-01 Kao Corp Organic polysiloxane
KR101251437B1 (ko) * 2010-03-23 2013-04-05 데이진 가부시키가이샤 폴리올레핀 미다공막, 비수계 2차 전지용 세퍼레이터, 비수계 2차 전지 및 폴리올레핀 미다공막의 제조 방법
US8986590B2 (en) 2010-07-16 2015-03-24 Sekisui Chemical Co., Ltd. Polymer article and method for producing polymer article
TWI453114B (zh) * 2012-05-11 2014-09-21 Entire Technology Co Ltd 多孔複合膜的製造方法
EP3592799A4 (de) * 2017-03-06 2020-12-30 Council of Scientific and Industrial Research Poröses polybenzimidazol als separator für lithium-ionen-batterien
CN110838566A (zh) * 2019-11-06 2020-02-25 江苏厚生新能源科技有限公司 一种多层聚乙烯隔膜的制备方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1051320A (en) * 1964-01-13 1966-12-14 W.R. Grace & Co. Micro-porous polyethylene and a process for the manufacture thereof
US3839516A (en) * 1971-06-25 1974-10-01 Res Triangle Inst Process for the preparation of opencelled microporous films
US3954927A (en) * 1973-02-05 1976-05-04 Sun Ventures, Inc. Method of making porous objects of ultra high molecular weight polyethylene
US4257997A (en) * 1979-06-01 1981-03-24 Celanese Corporation Solvent stretch process for preparing a microporous film
CA1216119A (en) * 1984-05-16 1987-01-06 Mitsui Chemicals, Incorporated Process for producing stretched article of ultrahigh- molecular weight polyethylene
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
US4828772A (en) * 1984-10-09 1989-05-09 Millipore Corporation Microporous membranes of ultrahigh molecular weight polyethylene
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.
JPH06102846B2 (ja) * 1985-05-01 1994-12-14 三井石油化学工業株式会社 超高分子量ポリエチレン延伸物の製造方法
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
US5208098A (en) * 1990-10-23 1993-05-04 Amoco Corporation Self-bonded nonwoven web and porous film composites
NL9100278A (nl) * 1991-02-18 1992-09-16 Stamicarbon Microporeuze folie en werkwijze voor de vervaardiging daarvan.
US5169712A (en) * 1991-08-23 1992-12-08 Amoco Corporation Porous film composites
JPH0653826B2 (ja) * 1992-05-18 1994-07-20 東燃株式会社 ポリエチレン微多孔膜

Also Published As

Publication number Publication date
MY113608A (en) 2002-04-30
TW408134B (en) 2000-10-11
CA2181423A1 (en) 1997-01-19
CN1104458C (zh) 2003-04-02
EP0754719A3 (de) 1997-09-17
EP0754719A2 (de) 1997-01-22
DE69613183T2 (de) 2001-09-20
CN1153186A (zh) 1997-07-02
US5882518A (en) 1999-03-16
EP0754719B1 (de) 2001-06-06

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