CA1311886C - Microporous film and process for production thereof - Google Patents

Microporous film and process for production thereof

Info

Publication number
CA1311886C
CA1311886C CA000539409A CA539409A CA1311886C CA 1311886 C CA1311886 C CA 1311886C CA 000539409 A CA000539409 A CA 000539409A CA 539409 A CA539409 A CA 539409A CA 1311886 C CA1311886 C CA 1311886C
Authority
CA
Canada
Prior art keywords
film
microporous
polypropylene film
microporous polypropylene
set forth
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
CA000539409A
Other languages
English (en)
French (fr)
Inventor
Satoshi Nagou
Shunichi Nakamura
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.)
Tokuyama Corp
Original Assignee
Tokuyama 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 Tokuyama Corp filed Critical Tokuyama Corp
Application granted granted Critical
Publication of CA1311886C publication Critical patent/CA1311886C/en
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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
CA000539409A 1986-06-12 1987-06-11 Microporous film and process for production thereof Expired - Lifetime CA1311886C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP135018/86 1986-06-12
JP13501886 1986-06-12
JP13615386 1986-06-13
JP136153/86 1986-06-13

Publications (1)

Publication Number Publication Date
CA1311886C true CA1311886C (en) 1992-12-29

Family

ID=26468973

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000539409A Expired - Lifetime CA1311886C (en) 1986-06-12 1987-06-11 Microporous film and process for production thereof

Country Status (3)

Country Link
US (1) US4791144A (https=)
JP (1) JPS63108041A (https=)
CA (1) CA1311886C (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7520186B2 (en) 2005-05-18 2009-04-21 St. Francis Xavier University Apparatus and method for measuring soil gases

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US5158986A (en) 1991-04-05 1992-10-27 Massachusetts Institute Of Technology Microcellular thermoplastic foamed with supercritical fluid
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US6776947B2 (en) 1996-07-31 2004-08-17 Exxonmobil Chemical Company Process of adjusting WVTR of polyolefin film
US6258308B1 (en) 1996-07-31 2001-07-10 Exxon Chemical Patents Inc. Process for adjusting WVTR and other properties of a polyolefin film
JP4240540B2 (ja) 1996-08-27 2009-03-18 トレクセル・インコーポレーテッド 微孔性ポリマーの押出方法及び押出装置
US6884377B1 (en) 1996-08-27 2005-04-26 Trexel, Inc. Method and apparatus for microcellular polymer extrusion
US6296936B1 (en) 1996-09-04 2001-10-02 Kimberly-Clark Worldwide, Inc. Coform material having improved fluid handling and method for producing
US6017832A (en) * 1996-09-04 2000-01-25 Kimberly-Clark Worldwide, Inc. Method and composition for treating substrates for wettability
US6204208B1 (en) 1996-09-04 2001-03-20 Kimberly-Clark Worldwide, Inc. Method and composition for treating substrates for wettability and skin wellness
US5947944A (en) * 1996-12-30 1999-09-07 Kimberly-Clark Worldwide, Inc. Stretched-thinned films comprising low crystallinity polymers and laminates thereof
BR9713796A (pt) * 1996-12-30 2000-02-01 Kimberly Clark Woldwide Inc Pelìculas poliméricas afinadas por esticamento, permeáveis ao vapor de água e resistentes à penetração de sangue e vìrus
US6511774B1 (en) * 1997-01-16 2003-01-28 Mitsubishi Paper Mills Limited Separator for nonaqueous electrolyte batteries, nonaqueous electrolyte battery using it, and method for manufacturing separator for nonaqueous electrolyte batteries
US6884823B1 (en) * 1997-01-16 2005-04-26 Trexel, Inc. Injection molding of polymeric material
JPH10259519A (ja) 1997-03-17 1998-09-29 Tokuyama Corp 微多孔性ポリオレフィン繊維及びその製造方法
US6235380B1 (en) 1997-07-24 2001-05-22 Trexel, Inc. Lamination of microcellular articles
US6909028B1 (en) 1997-09-15 2005-06-21 Kimberly-Clark Worldwide, Inc. Stable breathable elastic garments
US6238767B1 (en) 1997-09-15 2001-05-29 Kimberly-Clark Worldwide, Inc. Laminate having improved barrier properties
US6045900A (en) * 1997-09-15 2000-04-04 Kimberly-Clark Worldwide, Inc. Breathable filled film laminate
US5800758A (en) * 1997-09-16 1998-09-01 Kimberly-Clark Worldwide, Inc. Process for making microporous films with improved properties
US6072005A (en) * 1997-10-31 2000-06-06 Kimberly-Clark Worldwide, Inc. Breathable films and process for producing them
JPH11145012A (ja) * 1997-11-14 1999-05-28 Nec Corp コンデンサ素子および電池セル
US6706223B1 (en) 1997-12-19 2004-03-16 Trexel, Inc. Microcelluar extrusion/blow molding process and article made thereby
DE69829208T3 (de) 1997-12-19 2012-10-25 Trexel, Inc. Mikrozellulares schaumstoff-extrusions/blasformverfahren und damit hergestellter gegenstand
US6231942B1 (en) 1998-01-21 2001-05-15 Trexel, Inc. Method and apparatus for microcellular polypropylene extrusion, and polypropylene articles produced thereby
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US6506695B2 (en) 1998-04-21 2003-01-14 Rheinische Kunststoffewerke Gmbh Breathable composite and method therefor
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US6010776A (en) * 1998-05-19 2000-01-04 3M Innovative Properties Company Microporous materials containing cross-linked oil
US6953510B1 (en) 1998-10-16 2005-10-11 Tredegar Film Products Corporation Method of making microporous breathable film
DE69911446T2 (de) 1998-10-16 2004-07-01 Exxonmobil Chemical Patents Inc., Baytown Verfahren zur herstellung von mikroporösen, atmungsfähigen polyethylenfolien
JP2000208123A (ja) * 1999-01-19 2000-07-28 Nippon Muki Co Ltd 非水電解液電池用セパレ―タ
US6939451B2 (en) * 2000-09-19 2005-09-06 Aclara Biosciences, Inc. Microfluidic chip having integrated electrodes
EP1320457B1 (en) * 2000-09-29 2016-04-20 Trexel, Inc. Method for forming in-mold decorated article
JP5070660B2 (ja) * 2000-10-30 2012-11-14 住友化学株式会社 多孔性フィルム、電池用セパレータおよび電池
JP4842445B2 (ja) * 2001-03-01 2011-12-21 日本板硝子株式会社 電気二重層コンデンサ用セパレータ
SG93930A1 (en) * 2001-03-22 2003-01-21 Sumitomo Chemical Co Polypropylene-based resin composition for stretched film, process for producing the same and stretched film
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
TW574276B (en) * 2001-05-09 2004-02-01 Mitsubishi Plastics Inc Porous film and its production process
CN1527859A (zh) 2001-05-11 2004-09-08 拉伸膜的改进
JP4943599B2 (ja) * 2001-08-09 2012-05-30 セイコーエプソン株式会社 インクジェット記録装置用樹脂製フィルター
US8283029B2 (en) * 2001-08-13 2012-10-09 Clopay Plastic Products Company, Inc. Multilayer microporous films and composites for barrier protective materials, and methods
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US6949315B1 (en) * 2004-05-12 2005-09-27 Garrin Samii Shutdown separators with improved properties
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CN101031421B (zh) * 2004-10-01 2011-07-27 旭化成电子材料株式会社 聚烯烃微孔膜
JP5038688B2 (ja) * 2006-11-21 2012-10-03 帝人化成株式会社 発泡体
US8183426B2 (en) * 2007-10-11 2012-05-22 Nanoscale Corporation Decontaminating sheet material containing reactive nanocrystalline particles and products constructed therefrom
KR20110104007A (ko) 2008-12-09 2011-09-21 이 아이 듀폰 디 네모아 앤드 캄파니 입자 슬러리로부터의 큰 입자의 선택적 제거를 위한 필터
KR20160111547A (ko) 2009-03-09 2016-09-26 아사히 가세이 이-매터리얼즈 가부시키가이샤 적층 세퍼레이터, 폴리올레핀 미다공막 및 축전 디바이스용 세퍼레이터
US8460591B2 (en) * 2010-03-23 2013-06-11 GM Global Technology Operations LLC Porous membranes and methods of making the same
US20150361238A1 (en) * 2012-11-21 2015-12-17 Yamagata University Thermoplastic resin foam including fluorine-containing highly branched polymer
EP2998357A4 (en) 2013-05-14 2016-12-28 Hitachi Ltd COMPOSED INSULATING RESIN MATERIAL FOR HIGH VOLTAGE DEVICES AND HIGH VOLTAGE DEVICE THEREWITH
DE102015001215A1 (de) * 2014-04-25 2016-08-04 Treofan Germany Gmbh & Co. Kg Biaxial orientierte Folie mit Partikel-haltiger poröser Schicht
US10336042B2 (en) * 2016-02-02 2019-07-02 Carnegie Mellon University Composition, system, and method for rigidity tuning with conductive thermoplastic elastomer
JP2024076071A (ja) * 2022-11-24 2024-06-05 コニカミノルタ株式会社 難燃性樹脂組成物、難燃性樹脂組成物の製造方法、難燃性樹脂成形品及び難燃性樹脂筐体

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JPS49119970A (https=) * 1973-03-20 1974-11-15
JPS5832171A (ja) * 1981-07-27 1983-02-25 Sumitomo Electric Ind Ltd 光応用電圧電界センサ
JPS5874327A (ja) * 1981-10-29 1983-05-04 Toray Ind Inc 多孔性ポリプロピレンフイルム
US4613643A (en) * 1984-02-09 1986-09-23 Tokuyama Soda Kabushiki Kaisha Porous sheet
JPH0684450B2 (ja) * 1986-02-21 1994-10-26 東レ株式会社 微孔性フイルムの製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7520186B2 (en) 2005-05-18 2009-04-21 St. Francis Xavier University Apparatus and method for measuring soil gases

Also Published As

Publication number Publication date
JPS63108041A (ja) 1988-05-12
JPH0583099B2 (https=) 1993-11-24
US4791144A (en) 1988-12-13

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