BE815725A - Procede de fabrication d'un film microporeux - Google Patents

Procede de fabrication d'un film microporeux

Info

Publication number
BE815725A
BE815725A BE144903A BE144903A BE815725A BE 815725 A BE815725 A BE 815725A BE 144903 A BE144903 A BE 144903A BE 144903 A BE144903 A BE 144903A BE 815725 A BE815725 A BE 815725A
Authority
BE
Belgium
Prior art keywords
manufacturing
microporous film
microporous
film
Prior art date
Application number
BE144903A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE815725A publication Critical patent/BE815725A/xx

Links

Classifications

    • 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
    • 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
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
    • B29C55/065—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed in several stretching steps
    • 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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
    • 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
    • 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
    • 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
    • C08J2359/00—Characterised by the use of polyacetals containing polyoxymethylene sequences only
    • C08J2359/02—Copolyoxymethylenes
    • 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
    • Y10S264/73—Processes of stretching
    • 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
    • Y10S428/91—Product with molecular orientation
    • 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
    • Y10T428/31—Surface property or characteristic of web, sheet or block

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Molding Of Porous Articles (AREA)
BE144903A 1973-05-30 1974-05-30 Procede de fabrication d'un film microporeux BE815725A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00365365A US3843761A (en) 1973-05-30 1973-05-30 Process for preparing a thermoplastic microporous film involving a cold stretching step and multiple hot stretching steps

Publications (1)

Publication Number Publication Date
BE815725A true BE815725A (fr) 1974-12-02

Family

ID=23438584

Family Applications (1)

Application Number Title Priority Date Filing Date
BE144903A BE815725A (fr) 1973-05-30 1974-05-30 Procede de fabrication d'un film microporeux

Country Status (10)

Country Link
US (1) US3843761A (xx)
JP (1) JPS5747017B2 (xx)
BE (1) BE815725A (xx)
BR (1) BR7404451D0 (xx)
CA (1) CA1035517A (xx)
DE (1) DE2426193C2 (xx)
FR (1) FR2231504B1 (xx)
GB (1) GB1452977A (xx)
IT (1) IT1012965B (xx)
NL (1) NL190056C (xx)

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US4138459A (en) * 1975-09-08 1979-02-06 Celanese Corporation Process for preparing a microporous polymer film
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US4418510A (en) * 1979-09-12 1983-12-06 Lantech, Inc. Stretch wrapping apparatus and process
US4336679A (en) * 1979-11-21 1982-06-29 Lantech Inc. Film web drive stretch wrapping apparatus and process
JPS56159128A (en) * 1980-05-15 1981-12-08 Asahi Chem Ind Co Ltd Thermoplastic resin porous film and production thereof
US4387552A (en) * 1980-09-08 1983-06-14 Lantech, Inc. Wrapping apparatus
US4712686A (en) * 1980-09-08 1987-12-15 Lantech, Inc. Power assisted roller-stretch apparatus and process
US4530809A (en) * 1980-10-14 1985-07-23 Mitsubishi Rayon Co., Ltd. Process for making microporous polyethylene hollow fibers
US4413463A (en) * 1980-10-23 1983-11-08 Lantech, Inc. Roller stretch pass through stretching apparatus and process
DE3277120D1 (en) * 1981-06-09 1987-10-08 Mitsubishi Chem Ind Process for producing porous film or sheet
US4647416A (en) * 1983-08-03 1987-03-03 Shiley Incorporated Method of preparing a vascular graft prosthesis
US4550447A (en) * 1983-08-03 1985-11-05 Shiley Incorporated Vascular graft prosthesis
US4613643A (en) * 1984-02-09 1986-09-23 Tokuyama Soda Kabushiki Kaisha Porous sheet
JPS61121925A (ja) * 1984-11-19 1986-06-09 Mitsubishi Petrochem Co Ltd 通気性フイルムの製造方法
JPS61146308A (ja) * 1984-12-21 1986-07-04 Ube Ind Ltd 多孔質ポリプロピレン中空糸又はフイルムの製造法
US4650730A (en) * 1985-05-16 1987-03-17 W. R. Grace & Co. Battery separator
US4620956A (en) * 1985-07-19 1986-11-04 Celanese Corporation Process for preparing microporous polyethylene film by uniaxial cold and hot stretching
US5110326A (en) * 1985-07-31 1992-05-05 Celanese Corporation Immobilized liquid membrane
ZA865173B (en) * 1985-07-31 1987-03-25 Celanese Corp Immobilized liquid membrane
US4699857A (en) * 1986-10-15 1987-10-13 W. R. Grace & Co. Battery separator
US4713069A (en) * 1986-10-31 1987-12-15 Kimberly-Clark Corporation Baffle having zoned water vapor permeability
US4713068A (en) * 1986-10-31 1987-12-15 Kimberly-Clark Corporation Breathable clothlike barrier having controlled structure defensive composite
US4758239A (en) * 1986-10-31 1988-07-19 Kimberly-Clark Corporation Breathable barrier
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
US4818600A (en) * 1987-12-09 1989-04-04 Kimberly-Clark Corporation Latex coated breathable barrier
US5013439A (en) * 1988-05-12 1991-05-07 Hoechst Celanese Corporation Microporous membranes having increased pore densities and process for making the same
US5173235A (en) * 1988-09-10 1992-12-22 Ube Industries, Ltd. Method of producing microporous film
US4994335A (en) * 1988-09-10 1991-02-19 Ube Industries, Ltd. Microporous film, battery separator employing the same, and method of producing them
CA2007160C (en) * 1989-01-09 1997-08-19 Gunilla E. Gillberg-Laforce Microporus membrane from cold-rolled precursor films
US4975469A (en) * 1989-03-20 1990-12-04 Amoco Corporation Oriented porous polypropylene films
US4973532A (en) * 1989-04-05 1990-11-27 Hoechst Celanese Corporation Battery separator with integral thermal fuse
JP2628788B2 (ja) * 1990-08-09 1997-07-09 宇部興産株式会社 微多孔性膜の製造方法及びその方法で製造される耐溶断性微多孔性膜
US5176953A (en) * 1990-12-21 1993-01-05 Amoco Corporation Oriented polymeric microporous films
US5935370A (en) * 1991-10-18 1999-08-10 #M Innovative Properties Company Minnesota Mining And Manufacturing Co. Method for laminating a viral barrier microporous membrane to a nonwoven web to prevent transmission of viral pathogens
US5690949A (en) * 1991-10-18 1997-11-25 Minnesota Mining And Manufacturing Company Microporous membrane material for preventing transmission of viral pathogens
US5507949A (en) * 1992-03-20 1996-04-16 Monsanto Company Supported liquid membrane and separation process employing same
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US5916663A (en) * 1993-08-03 1999-06-29 Chappell; Charles W. Web materials exhibiting elastic-like behavior
US5518801A (en) * 1993-08-03 1996-05-21 The Procter & Gamble Company Web materials exhibiting elastic-like behavior
US5891544A (en) * 1993-08-03 1999-04-06 The Procter & Gamble Company Web materials exhibiting elastic-like behavior
HU223579B1 (hu) * 1993-11-19 2004-09-28 The Procter & Gamble Company Abszorbens cikk elasztikus viselkedésű derékövvel
US5554145A (en) * 1994-02-28 1996-09-10 The Procter & Gamble Company Absorbent article with multiple zone structural elastic-like film web extensible waist feature
US5667911A (en) 1994-11-17 1997-09-16 Hoechst Celanese Corporation Methods of making cross-ply microporous membrane battery separator, and the battery separators made thereby
US5565281A (en) * 1994-12-02 1996-10-15 Hoechst Celanese Corporation Shutdown, bilayer battery separator
TW297171B (xx) 1994-12-20 1997-02-01 Hoechst Celanese Corp
US5786058A (en) * 1995-04-03 1998-07-28 Minnesota Mining & Mfg Thermally bonded viral barrier composite
US5682618A (en) * 1995-04-03 1997-11-04 Minnesota Mining And Manufacturing Company Viral resistant seam for protective apparel, and method of manufacturing same
KR100459955B1 (ko) * 1995-12-04 2005-01-15 더 프록터 앤드 갬블 캄파니 탄성체-유사대역 및 확장성대역을 갖는 웹물질
US5650214A (en) * 1996-05-31 1997-07-22 The Procter & Gamble Company Web materials exhibiting elastic-like behavior and soft, cloth-like texture
US6183856B1 (en) * 1996-07-25 2001-02-06 Mobil Oil Corporation Opaque polymeric films and processes for making same
US6444356B1 (en) 1996-11-01 2002-09-03 Jackson C. Ma Lithium battery with secondary battery separator
US5976220A (en) 1996-12-09 1999-11-02 3M Innovative Properties Company Diffusional gas transfer system and method using same
US6111163A (en) * 1996-12-27 2000-08-29 Kimberly-Clark Worldwide, Inc. Elastomeric film and method for making the same
US6015764A (en) * 1996-12-27 2000-01-18 Kimberly-Clark Worldwide, Inc. Microporous elastomeric film/nonwoven breathable laminate and method for making the same
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US5910136A (en) * 1996-12-30 1999-06-08 Kimberly-Clark Worldwide, Inc. Oriented polymeric microporous films with flexible polyolefins
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US6579343B2 (en) * 2001-03-30 2003-06-17 University Of Notre Dame Du Lac Purification of gas with liquid ionic compounds
US6824680B2 (en) 2001-05-07 2004-11-30 New Jersey Institute Of Technology Preparation of microporous films from immiscible blends via melt processing and stretching
JP2003085910A (ja) * 2001-09-11 2003-03-20 Sony Corp ディスクカートリッジ、ディスク記録媒体装置及びディスク記録再生装置
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US6878226B2 (en) * 2002-01-08 2005-04-12 Wei-Ching Yu Continuous methods of making microporous battery separators
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US7105089B2 (en) * 2003-03-13 2006-09-12 3M Innovative Properties Company Liquid—liquid extraction system and method
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CN101808807B (zh) * 2007-10-02 2013-02-06 积水化学工业株式会社 热塑性树脂拉伸发泡片及其制造方法
TWI455967B (zh) * 2008-04-24 2014-10-11 Saudi Basic Ind Corp 不透明聚酯薄膜的製造方法
TWI531511B (zh) * 2008-04-24 2016-05-01 沙地基本工業公司 可撓性中型散裝容器
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CN102263220B (zh) * 2011-06-22 2014-09-24 广东博特动力能源有限公司 电池隔膜的制备方法
JP5861832B2 (ja) 2011-06-30 2016-02-16 Jnc株式会社 微多孔膜
WO2013039206A1 (ja) * 2011-09-17 2013-03-21 積水化学工業株式会社 プロピレン系樹脂微孔フィルムの製造方法及びプロピレン系樹脂微孔フィルム
CN104024196B (zh) 2011-12-14 2015-11-25 3M创新有限公司 由非纤维素生物质产生丁醇的方法
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CN102908910A (zh) * 2012-11-16 2013-02-06 广东工业大学 一种聚偏氟乙烯多孔膜的制备方法
US11021584B2 (en) 2014-08-21 2021-06-01 William Winchin Yen Microporous sheet product and methods for making and using the same
US10586965B2 (en) 2014-11-05 2020-03-10 William Winchin Yen Microporous sheet product and methods for making and using the same
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US11680159B2 (en) 2019-09-30 2023-06-20 Ddp Specialty Electronic Materials Us, Llc Polyolefin-based microporous films via sequential cold and hot stretching of unannealed polypropylene copolymer films
CN116981719A (zh) 2021-03-18 2023-10-31 Ddp特种电子材料美国有限责任公司 经由顺序冷拉伸和热拉伸未退火的聚丙烯共聚物膜的聚烯烃基微孔膜
US11674026B2 (en) 2021-03-18 2023-06-13 Ddp Specialty Electronic Materials Us, Llc Polyolefin-based microporous films via sequential cold and hot stretching of unannealed polypropylene copolymer films

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BE758823A (fr) * 1969-11-13 1971-05-12 Celanese Corp Pellicule de polymere microporeux a cellules ouvertes et son obtention

Also Published As

Publication number Publication date
BR7404451D0 (pt) 1975-09-30
JPS5022068A (xx) 1975-03-08
GB1452977A (en) 1976-10-20
JPS5747017B2 (xx) 1982-10-06
CA1035517A (en) 1978-08-01
FR2231504B1 (xx) 1978-01-27
US3843761A (en) 1974-10-22
DE2426193A1 (de) 1974-12-19
IT1012965B (it) 1977-03-10
NL190056B (nl) 1993-05-17
NL7407177A (xx) 1974-12-03
DE2426193C2 (de) 1984-08-30
NL190056C (nl) 1993-10-18
FR2231504A1 (xx) 1974-12-27

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