BE845844A - Procede pour preparer une pellicule de polymere microporeux - Google Patents

Procede pour preparer une pellicule de polymere microporeux

Info

Publication number
BE845844A
BE845844A BE170345A BE170345A BE845844A BE 845844 A BE845844 A BE 845844A BE 170345 A BE170345 A BE 170345A BE 170345 A BE170345 A BE 170345A BE 845844 A BE845844 A BE 845844A
Authority
BE
Belgium
Prior art keywords
microporeous
preparing
polymer film
polymer
film
Prior art date
Application number
BE170345A
Other languages
English (en)
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 BE845844A publication Critical patent/BE845844A/fr

Links

Classifications

    • 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
    • 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
    • Y10S264/47—Processes of splitting film, webs or sheets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Molding Of Porous Articles (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Filtering Materials (AREA)
BE170345A 1975-09-08 1976-09-03 Procede pour preparer une pellicule de polymere microporeux BE845844A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/611,300 US4138459A (en) 1975-09-08 1975-09-08 Process for preparing a microporous polymer film

Publications (1)

Publication Number Publication Date
BE845844A true BE845844A (fr) 1977-03-03

Family

ID=24448482

Family Applications (1)

Application Number Title Priority Date Filing Date
BE170345A BE845844A (fr) 1975-09-08 1976-09-03 Procede pour preparer une pellicule de polymere microporeux

Country Status (9)

Country Link
US (1) US4138459A (fr)
JP (1) JPS5936575B2 (fr)
BE (1) BE845844A (fr)
CA (1) CA1078118A (fr)
DE (1) DE2638582A1 (fr)
FR (1) FR2322716A1 (fr)
GB (1) GB1550396A (fr)
IT (1) IT1065128B (fr)
NL (1) NL190449C (fr)

Families Citing this family (87)

* Cited by examiner, † Cited by third party
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US4613643A (en) * 1984-02-09 1986-09-23 Tokuyama Soda Kabushiki Kaisha Porous sheet
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
US4620956A (en) * 1985-07-19 1986-11-04 Celanese Corporation Process for preparing microporous polyethylene film by uniaxial cold and hot stretching
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
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
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US4975469A (en) * 1989-03-20 1990-12-04 Amoco Corporation Oriented porous polypropylene films
US5208098A (en) * 1990-10-23 1993-05-04 Amoco Corporation Self-bonded nonwoven web and porous film composites
US5176953A (en) * 1990-12-21 1993-01-05 Amoco Corporation Oriented polymeric microporous films
US5565281A (en) * 1994-12-02 1996-10-15 Hoechst Celanese Corporation Shutdown, bilayer battery separator
TW297171B (fr) 1994-12-20 1997-02-01 Hoechst Celanese Corp
US5879341A (en) * 1996-03-29 1999-03-09 Kimberly-Clark Worldwide, Inc. Absorbent article having a breathability gradient
US5843056A (en) * 1996-06-21 1998-12-01 Kimberly-Clark Worldwide, Inc. Absorbent article having a composite breathable backsheet
US6444356B1 (en) 1996-11-01 2002-09-03 Jackson C. Ma Lithium battery with secondary battery separator
US5927567A (en) * 1996-11-12 1999-07-27 Owens-Illinois Closure Inc. Dispensing closure and method of making
US5947944A (en) * 1996-12-30 1999-09-07 Kimberly-Clark Worldwide, Inc. Stretched-thinned films comprising low crystallinity polymers and laminates thereof
US5910136A (en) * 1996-12-30 1999-06-08 Kimberly-Clark Worldwide, Inc. Oriented polymeric microporous films with flexible polyolefins
US6020394A (en) * 1998-02-23 2000-02-01 Celgard Llc Crosslinking of polymers
US6358457B1 (en) * 1998-11-13 2002-03-19 3M Innovative Properties Company Method of stretching films according to an overbias or overstretch profile
US6303067B1 (en) * 1998-11-13 2001-10-16 3M Innovative Properties Company Method of stretching films according to an overbias or overstretch stretch profile
US6461457B1 (en) 1999-06-30 2002-10-08 Kimberly-Clark Worldwide, Inc. Dimensionally stable, breathable, stretch-thinned, elastic films
KR100717231B1 (ko) * 1999-07-28 2007-05-11 킴벌리-클라크 월드와이드, 인크. 페이싱 및 라이너용 ｃｄ 신장 가능한 천과 같은 부직 물질
CN1209404C (zh) 1999-09-01 2005-07-06 埃克森化学专利公司 透气膜及其制备方法
US6432586B1 (en) 2000-04-10 2002-08-13 Celgard Inc. Separator for a high energy rechargeable lithium battery
US20030045844A1 (en) * 2000-04-14 2003-03-06 Taylor Jack Draper Dimensionally stable, breathable, stretch-thinned, elastic films
WO2002026489A1 (fr) 2000-09-26 2002-04-04 Clemson University Procede de melange chaotique et materiaux structures obtenus a partir de ce melange
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
US6878226B2 (en) * 2002-01-08 2005-04-12 Wei-Ching Yu Continuous methods of making microporous battery separators
US6896843B2 (en) 2002-08-30 2005-05-24 Kimberly-Clark Worldwide, Inc. Method of making a web which is extensible in at least one direction
US20040043214A1 (en) * 2002-08-30 2004-03-04 Kimberly-Clark Worldwide, Inc. Method of forming a 3-dimensional fiber and a web formed from such fibers
WO2004020174A1 (fr) * 2002-08-30 2004-03-11 Kimberly-Clark Worldwide, Inc. Dispositif et procede a impact multiple de traitement de bandes souples
US20040110442A1 (en) * 2002-08-30 2004-06-10 Hannong Rhim Stretchable nonwoven materials with controlled retraction force and methods of making same
US7226880B2 (en) * 2002-12-31 2007-06-05 Kimberly-Clark Worldwide, Inc. Breathable, extensible films made with two-component single resins
US7132065B2 (en) 2003-02-12 2006-11-07 3M Innovative Properties Company Process for manufacturing polymeric optical film
US6965474B2 (en) * 2003-02-12 2005-11-15 3M Innovative Properties Company Polymeric optical film
US7405784B2 (en) * 2003-02-12 2008-07-29 3M Innovative Properties Company Compensators for liquid crystal displays with biaxially stretched single film with crystallization modifier
US7220478B2 (en) * 2003-08-22 2007-05-22 Kimberly-Clark Worldwide, Inc. Microporous breathable elastic films, methods of making same, and limited use or disposable product applications
US7270723B2 (en) 2003-11-07 2007-09-18 Kimberly-Clark Worldwide, Inc. Microporous breathable elastic film laminates, methods of making same, and limited use or disposable product applications
US7872168B2 (en) * 2003-10-31 2011-01-18 Kimberely-Clark Worldwide, Inc. Stretchable absorbent article
US20050119359A1 (en) * 2003-12-02 2005-06-02 Shelby Marcus D. Void-containing polyester shrink film
JP4289615B2 (ja) * 2004-03-29 2009-07-01 富士フイルム株式会社 溶液製膜方法及びポリマーフィルム
US20070004813A1 (en) * 2004-09-16 2007-01-04 Eastman Chemical Company Compositions for the preparation of void-containing articles
US20060121219A1 (en) * 2004-12-07 2006-06-08 Eastman Chemical Co. Void-containing polyester shrink film with improved density retention
US20060147716A1 (en) * 2004-12-30 2006-07-06 Jaime Braverman Elastic films with reduced roll blocking capability, methods of making same, and limited use or disposable product applications incorporating same
US8795565B2 (en) * 2006-02-21 2014-08-05 Celgard Llc Biaxially oriented microporous membrane
US20090227735A1 (en) * 2008-03-07 2009-09-10 Eastman Chemical Company Miscible polyester blends and shrinkable films prepared therefrom
US20110223486A1 (en) 2010-03-12 2011-09-15 Xiaomin Zhang Biaxially oriented porous membranes, composites, and methods of manufacture and use
CN103493252B (zh) 2011-04-04 2016-08-10 阿普柔斯公司 改进的电池隔片及其形成方法
EP2757125A4 (fr) * 2011-09-17 2015-06-17 Sekisui Chemical Co Ltd Méthode de production d'un film microporeux de résine à base de propylène et description de ce film
US8911540B2 (en) 2012-05-01 2014-12-16 Case Western Reserve University Gas separation membrane
KR20230112733A (ko) 2012-09-20 2023-07-27 셀가드 엘엘씨 박형 배터리 분리막 및 방법
US10329393B2 (en) 2012-12-12 2019-06-25 Eastman Chemical Company Copolysters plasticized with polymeric plasticizer for shrink film applications
CN103963307A (zh) * 2014-04-02 2014-08-06 湖州森诺氟材料科技有限公司 一种用于电子行业的黑色膨体双向拉伸聚四氟乙烯膜及其制备方法
CN103963309A (zh) * 2014-04-22 2014-08-06 湖州森诺氟材料科技有限公司 一种高强度透明聚四氟乙烯建筑膜及其制备方法
US11021584B2 (en) 2014-08-21 2021-06-01 William Winchin Yen Microporous sheet product and methods for making and using the same
US10829600B2 (en) 2014-11-05 2020-11-10 William Winchin Yen Microporous sheet product and methods for making and using the same
JP2017535642A (ja) 2014-11-05 2017-11-30 イエン，ウイリアム・ウインチン 微孔性シート製品、ならびに、その製造方法及び使用方法
JP6507650B2 (ja) * 2015-01-09 2019-05-08 Jnc株式会社 微多孔膜およびその製造方法
JP2016128535A (ja) * 2015-01-09 2016-07-14 Jnc株式会社 微多孔膜およびその製造方法
EP3474909A1 (fr) 2016-06-28 2019-05-01 Dow Global Technologies Llc Films microporeux et articles réalisés à partir de ceux-ci
WO2018035335A1 (fr) 2016-08-18 2018-02-22 Eastman Chemical Company Compositions à base de polyester comprenant du tétraméthyl-cyclobutanediol et de l'éthylène glycol, avec système catalyseur amélioré
CN109563248B (zh) 2016-08-18 2021-10-08 伊士曼化工公司 包含含有四甲基环丁二醇和乙二醇的聚酯的取向膜和收缩膜
US11072684B2 (en) 2016-08-18 2021-07-27 Eastman Chemical Company Polyester compositions which comprise tetramethylcyclobutandiol and ethylene glycol, with improved catalyst system
JP2021501238A (ja) 2017-10-30 2021-01-14 イーストマン ケミカル カンパニー 低密度の空隙含有フィルム
US10543656B2 (en) 2018-01-11 2020-01-28 Eastman Chemical Company Tough shrinkable films
JP7530370B2 (ja) 2018-10-08 2024-08-07 イーストマン ケミカル カンパニー 樹脂混合物製の結晶化可能な収縮性フィルムおよび熱成形性シート
CN112789155B (zh) 2018-10-08 2024-03-15 伊士曼化工公司 由反应器级树脂制成的可结晶收缩膜和可热成形片材
US12522695B2 (en) 2019-10-08 2026-01-13 Eastman Chemical Company Catalyst systems for crystallizable reactor grade resins with recycled content
CN114729113B (zh) 2019-10-08 2025-03-18 伊士曼化工公司 用于可结晶反应器级树脂的催化剂体系
CA3154880A1 (fr) 2019-10-25 2021-04-29 Mark Allen Peters Copolyesters produits a partir de copolyesters recycles
US20230017712A1 (en) 2019-11-27 2023-01-19 Oak Crest Institute Of Science Sustained release drug delivery device
US20230128818A1 (en) 2020-04-06 2023-04-27 Eastman Chemical Company Crystallizable shrinkable films and thermoformable sheets made from resin blends
WO2022076763A1 (fr) 2020-10-08 2022-04-14 Eastman Chemical Company Films de polyester rétractables
TW202315906A (zh) 2021-10-08 2023-04-16 美商伊士曼化學公司 具有減少收縮之可收縮聚酯膜
WO2023091544A1 (fr) 2021-11-22 2023-05-25 Eastman Chemical Company Procédé de fabrication d'articles de copolyesters recyclables avec des charnières mobiles
CN118284642A (zh) 2021-11-22 2024-07-02 伊士曼化工公司 制造具有活动铰链的可回收共聚酯制品的方法
EP4436891A1 (fr) 2021-11-22 2024-10-02 Eastman Chemical Company Articles en copolyesters recyclables avec charnières vivantes
US20250002641A1 (en) 2021-11-22 2025-01-02 Eastman Chemical Company Recyclable copolyesters articles with living hinges
US20250170254A1 (en) 2022-01-06 2025-05-29 Oak Crest Institute Of Science Subdermal Implant for Sustained Drug Delivery
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EP4504516A1 (fr) 2022-04-06 2025-02-12 Eastman Chemical Company Films de polyester rétractables multicouches à ténacité améliorée
AU2024256750A1 (en) 2023-04-19 2025-10-23 Oak Crest Institute Of Science Vaginal drug delivery device
WO2026055309A1 (fr) 2024-09-04 2026-03-12 Oak Crest Institute Of Science Dispositifs d'administration de médicament par voie sous-cutanée

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GB922288A (en) * 1960-10-26 1963-03-27 Ici Ltd Polypropylene films and methods for their preparation
US3076232A (en) * 1961-07-06 1963-02-05 Du Pont Process for orienting polyethylene film
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DE1911220A1 (de) * 1968-03-05 1969-09-25 Kob 2Unshi Kako Kenkyujo Kk Verfahren fuer die Waermebehandlung von biaxial gestreckten synthetischen Harzfilmen
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BE758820A (fr) * 1969-11-13 1971-05-12 Celanese Corp Procede de production de pellicules microporeuses a cellules ouvertes
US3679538A (en) * 1970-10-28 1972-07-25 Celanese Corp Novel open-celled microporous film
US3839240A (en) * 1971-03-18 1974-10-01 Celanese Corp High melt index microporous films
US4058582A (en) * 1973-05-30 1977-11-15 Celanese Corporation Simultaneous stretching of multiple plies of polymeric film
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Also Published As

Publication number Publication date
NL190449C (nl) 1994-03-01
JPS5936575B2 (ja) 1984-09-04
NL7609945A (nl) 1977-03-10
CA1078118A (fr) 1980-05-27
GB1550396A (en) 1979-08-15
FR2322716A1 (fr) 1977-04-01
JPS5232976A (en) 1977-03-12
IT1065128B (it) 1985-02-25
NL190449B (nl) 1993-10-01
DE2638582A1 (de) 1977-03-10
US4138459A (en) 1979-02-06

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