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)
  • Filtering Materials (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Molding Of Porous Articles (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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US4257997A (en) * 1979-06-01 1981-03-24 Celanese Corporation Solvent stretch process for preparing a microporous film
US4530809A (en) * 1980-10-14 1985-07-23 Mitsubishi Rayon Co., Ltd. Process for making microporous polyethylene hollow fibers
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
US4994335A (en) * 1988-09-10 1991-02-19 Ube Industries, Ltd. Microporous film, battery separator employing the same, and method of producing them
US5173235A (en) * 1988-09-10 1992-12-22 Ube Industries, Ltd. Method of producing microporous film
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
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US5927567A (en) * 1996-11-12 1999-07-27 Owens-Illinois Closure Inc. Dispensing closure and method of making
US5910136A (en) * 1996-12-30 1999-06-08 Kimberly-Clark Worldwide, Inc. Oriented polymeric microporous films with flexible polyolefins
US5947944A (en) * 1996-12-30 1999-09-07 Kimberly-Clark Worldwide, Inc. Stretched-thinned films comprising low crystallinity polymers and laminates thereof
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US6303067B1 (en) * 1998-11-13 2001-10-16 3M Innovative Properties Company Method of stretching films according to an overbias or overstretch stretch profile
US6358457B1 (en) * 1998-11-13 2002-03-19 3M Innovative Properties Company Method of stretching films according to an overbias or overstretch profile
US6461457B1 (en) 1999-06-30 2002-10-08 Kimberly-Clark Worldwide, Inc. Dimensionally stable, breathable, stretch-thinned, elastic films
MXPA02000366A (es) * 1999-07-28 2002-07-02 Kimberly Clark Co Notejido de tipo de pano extensible en la direccion transversal para recubrimiento y forro.
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
US6770340B2 (en) 2000-09-26 2004-08-03 Clemson University Chaotic mixing method and structured materials formed therefrom
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
US20060151914A1 (en) * 2002-08-30 2006-07-13 Gerndt Robert J Device and process for treating flexible web by stretching between intermeshing forming surfaces
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
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
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
US7132065B2 (en) 2003-02-12 2006-11-07 3M Innovative Properties Company Process for manufacturing polymeric optical film
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
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
US7872168B2 (en) * 2003-10-31 2011-01-18 Kimberely-Clark Worldwide, Inc. Stretchable absorbent article
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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
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US20110223486A1 (en) 2010-03-12 2011-09-15 Xiaomin Zhang Biaxially oriented porous membranes, composites, and methods of manufacture and use
EP2695223B1 (fr) 2011-04-04 2017-09-27 Aporous, Inc. Séparateur pour batterie amélioré, et procédé de formation associé
WO2013039206A1 (fr) 2011-09-17 2013-03-21 積水化学工業株式会社 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
KR20260015340A (ko) 2012-09-20 2026-02-02 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
WO2016028989A1 (fr) 2014-08-21 2016-02-25 William Winchin Yen Produit de type feuille microporeuse et ses procédés de fabrication et d'utilisation
KR20170077221A (ko) 2014-11-05 2017-07-05 윌리암 윈친 옌 미세다공성 시트 제품 및 그의 제조 및 사용 방법
US10829600B2 (en) 2014-11-05 2020-11-10 William Winchin Yen Microporous sheet product and methods for making and using the same
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
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
JP2019519646A (ja) 2016-06-28 2019-07-11 ダウ グローバル テクノロジーズ エルエルシー 微孔性フィルムおよびそれから作製された物品
CN109563252B (zh) 2016-08-18 2022-04-26 伊士曼化工公司 使用改进的催化剂体系的包含四甲基环丁二醇和乙二醇的聚酯组合物
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EP3500614B1 (fr) 2016-08-18 2025-08-06 Eastman Chemical Company Compositions de polyester à base de tétraméthylcyclobutanediol et d'éthylène glycol pour calandrage
US20200270395A1 (en) 2017-10-30 2020-08-27 Eastman Chemical Company Low density void containing films
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
KR20210070360A (ko) 2018-10-08 2021-06-14 이스트만 케미칼 컴파니 반응기 등급 수지로부터 제조된 결정화가능한 수축성 필름 및 열성형성 시트
KR20220079915A (ko) 2019-10-08 2022-06-14 이스트만 케미칼 컴파니 결정화가능한 반응기 등급 수지를 위한 촉매 시스템
CN114787233B (zh) 2019-10-08 2024-08-27 伊士曼化工公司 用于具有回收料含量的可结晶反应器级树脂的催化剂体系
JP7624442B2 (ja) 2019-10-25 2025-01-30 イーストマン ケミカル カンパニー リサイクルコポリエステルから製造されたコポリエステル
US20230017712A1 (en) 2019-11-27 2023-01-19 Oak Crest Institute Of Science Sustained release drug delivery device
EP4132991A1 (fr) 2020-04-06 2023-02-15 Eastman Chemical Company Films rétrécissables cristallisables et feuilles thermoformables fabriquées à partir de mélanges de résines
US20230331907A1 (en) 2020-10-08 2023-10-19 Eastman Chemical Company Shrinkable polyester films
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
WO2023091542A1 (fr) 2021-11-22 2023-05-25 Eastman Chemical Company Procédé de fabrication d'articles en copolyesters recyclables dotés de charnières vivantes
EP4437029A1 (fr) 2021-11-22 2024-10-02 Eastman Chemical Company Articles de copolyesters recyclables à charnières solidaires
EP4436891A1 (fr) 2021-11-22 2024-10-02 Eastman Chemical Company Articles en copolyesters recyclables avec charnières vivantes
AU2023205140A1 (en) 2022-01-06 2024-08-01 Oak Crest Institute Of Science Subdermal implant for sustained drug delivery
KR20240167667A (ko) 2022-03-18 2024-11-27 이스트만 케미칼 컴파니 다층 결정화가능 및 수축가능 필름 및 시트
CN118973820A (zh) 2022-04-06 2024-11-15 伊士曼化工公司 具有改进韧性的多层可收缩聚酯膜
WO2024220766A1 (fr) 2023-04-19 2024-10-24 Oak Crest Institute Of Science Dispositif d'administration vaginale de médicament
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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BE538815A (fr) * 1954-06-08 1900-01-01
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
US3426754A (en) * 1964-06-12 1969-02-11 Celanese Corp Breathable medical dressing
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US3632733A (en) * 1968-03-05 1972-01-04 Kobunshi Kako Kenkyujyo Kk Heat treating two-ply biaxially oriented films
US3632726A (en) * 1969-04-14 1972-01-04 Du Pont Apparatus for and method of making dimensionally stable flat plastic film and the film made thereby
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
US3843761A (en) * 1973-05-30 1974-10-22 Celanese Corp Process for preparing a thermoplastic microporous film involving a cold stretching step and multiple hot stretching steps
US4058582A (en) * 1973-05-30 1977-11-15 Celanese Corporation Simultaneous stretching of multiple plies of polymeric film

Also Published As

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

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