NL190449C - Werkwijze voor de vervaardiging van een microporeuze polymeerfolie met open cellen. - Google Patents

Werkwijze voor de vervaardiging van een microporeuze polymeerfolie met open cellen.

Info

Publication number
NL190449C
NL190449C NLAANVRAGE7609945,A NL7609945A NL190449C NL 190449 C NL190449 C NL 190449C NL 7609945 A NL7609945 A NL 7609945A NL 190449 C NL190449 C NL 190449C
Authority
NL
Netherlands
Prior art keywords
production
polymer film
open cell
microporous polymer
cell microporous
Prior art date
Application number
NLAANVRAGE7609945,A
Other languages
English (en)
Dutch (nl)
Other versions
NL190449B (nl
NL7609945A (nl
Original Assignee
Celanese 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 Celanese Corp filed Critical Celanese Corp
Publication of NL7609945A publication Critical patent/NL7609945A/xx
Publication of NL190449B publication Critical patent/NL190449B/xx
Application granted granted Critical
Publication of NL190449C publication Critical patent/NL190449C/xx

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)
NLAANVRAGE7609945,A 1975-09-08 1976-09-08 Werkwijze voor de vervaardiging van een microporeuze polymeerfolie met open cellen. NL190449C (nl)

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 (3)

Publication Number Publication Date
NL7609945A NL7609945A (nl) 1977-03-10
NL190449B NL190449B (nl) 1993-10-01
NL190449C true NL190449C (nl) 1994-03-01

Family

ID=24448482

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7609945,A NL190449C (nl) 1975-09-08 1976-09-08 Werkwijze voor de vervaardiging van een microporeuze polymeerfolie met open cellen.

Country Status (9)

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

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US4620956A (en) * 1985-07-19 1986-11-04 Celanese Corporation Process for preparing microporous polyethylene film by uniaxial cold and hot stretching
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US4994335A (en) * 1988-09-10 1991-02-19 Ube Industries, Ltd. Microporous film, battery separator employing the same, and method of producing them
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US5879341A (en) 1996-03-29 1999-03-09 Kimberly-Clark Worldwide, Inc. Absorbent article having a breathability gradient
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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
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US20040110442A1 (en) * 2002-08-30 2004-06-10 Hannong Rhim Stretchable nonwoven materials with controlled retraction force and methods of making same
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
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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
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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
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US8911540B2 (en) 2012-05-01 2014-12-16 Case Western Reserve University Gas separation membrane
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US10329393B2 (en) 2012-12-12 2019-06-25 Eastman Chemical Company Copolysters plasticized with polymeric plasticizer for shrink film applications
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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 (en) 2014-08-21 2016-02-25 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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EP3500616B1 (en) 2016-08-18 2021-03-24 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
KR20210070360A (ko) 2018-10-08 2021-06-14 이스트만 케미칼 컴파니 반응기 등급 수지로부터 제조된 결정화가능한 수축성 필름 및 열성형성 시트
US12116452B2 (en) 2018-10-08 2024-10-15 Eastman Chemical Company Crystallizable shrinkable films and thermoformable sheets made from resins blends
JP2022552206A (ja) 2019-10-08 2022-12-15 イーストマン ケミカル カンパニー 結晶化可能な反応器級樹脂のための触媒システム
JP2022552207A (ja) 2019-10-08 2022-12-15 イーストマン ケミカル カンパニー 再資源化含量を有する結晶化可能な反応器級樹脂のための触媒システム
WO2021080777A1 (en) 2019-10-25 2021-04-29 Eastman Chemical Company Copolyesters produced from recycled copolyesters
IL293335A (en) 2019-11-27 2022-07-01 Oak Crest Inst Of Science Sustained release drug delivery device
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WO2023091540A1 (en) 2021-11-22 2023-05-25 Eastman Chemical Company Recyclable copolyesters articles with living hinges
CN118339083A (zh) 2021-11-22 2024-07-12 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
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GB922288A (en) * 1960-10-26 1963-03-27 Ici Ltd Polypropylene films and methods for their preparation
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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
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

Also Published As

Publication number Publication date
JPS5936575B2 (ja) 1984-09-04
IT1065128B (it) 1985-02-25
CA1078118A (en) 1980-05-27
DE2638582A1 (de) 1977-03-10
NL190449B (nl) 1993-10-01
NL7609945A (nl) 1977-03-10
FR2322716A1 (fr) 1977-04-01
US4138459A (en) 1979-02-06
JPS5232976A (en) 1977-03-12
BE845844A (fr) 1977-03-03
GB1550396A (en) 1979-08-15

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee

Effective date: 19960401