CA2393474A1 - Method of stretching film and such film - Google Patents

Method of stretching film and such film Download PDF

Info

Publication number
CA2393474A1
CA2393474A1 CA002393474A CA2393474A CA2393474A1 CA 2393474 A1 CA2393474 A1 CA 2393474A1 CA 002393474 A CA002393474 A CA 002393474A CA 2393474 A CA2393474 A CA 2393474A CA 2393474 A1 CA2393474 A1 CA 2393474A1
Authority
CA
Canada
Prior art keywords
film
clips
stretching
idler
cooling
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.)
Abandoned
Application number
CA002393474A
Other languages
English (en)
French (fr)
Inventor
Martin E. Denker
Joseph T. Bartusiak
Anthony B. Ferguson
Thomas P. Hanschen
Jeffrey N. Jackson
William W. Merrill
Susan J. Newhouse
Fred J. Roska
Richard J. Thompson
Chiu Ping Wong
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.)
3M Innovative Properties Co
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2393474A1 publication Critical patent/CA2393474A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B29C55/16Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial simultaneously
    • B29C55/165Apparatus therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
CA002393474A 1999-12-21 2000-11-21 Method of stretching film and such film Abandoned CA2393474A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/469,972 1999-12-21
US09/469,972 US7037461B1 (en) 1999-12-21 1999-12-21 Method of stretching film
PCT/US2000/032242 WO2001045920A1 (en) 1999-12-21 2000-11-21 Method of stretching film and such film

Publications (1)

Publication Number Publication Date
CA2393474A1 true CA2393474A1 (en) 2001-06-28

Family

ID=23865765

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002393474A Abandoned CA2393474A1 (en) 1999-12-21 2000-11-21 Method of stretching film and such film

Country Status (10)

Country Link
US (2) US7037461B1 (https=)
EP (1) EP1240000B1 (https=)
JP (1) JP4712267B2 (https=)
KR (1) KR100749588B1 (https=)
CN (1) CN1198710C (https=)
AU (1) AU1797301A (https=)
BR (1) BR0016574A (https=)
CA (1) CA2393474A1 (https=)
DE (1) DE60008145T2 (https=)
WO (1) WO2001045920A1 (https=)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6949212B2 (en) * 2002-11-27 2005-09-27 3M Innovative Properties Company Methods and devices for stretching polymer films
US7132065B2 (en) 2003-02-12 2006-11-07 3M Innovative Properties Company Process for manufacturing 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
US6965474B2 (en) 2003-02-12 2005-11-15 3M Innovative Properties Company Polymeric optical film
JP4250494B2 (ja) * 2003-10-01 2009-04-08 富士フイルム株式会社 フィルムの延伸装置及びこれを用いた溶液製膜方法
CN101247938B (zh) * 2005-09-12 2010-09-08 富士胶片株式会社 纤维素酰化物薄膜的制备方法、偏振片以及液晶显示器
CN101322055B (zh) * 2005-12-08 2012-08-29 柯尼卡美能达精密光学株式会社 相位差膜、相位差膜的制造方法、偏振片以及液晶显示装置
US20070231548A1 (en) * 2006-03-31 2007-10-04 Merrill William W Process for making an optical film and rolls of optical film
US20070228586A1 (en) * 2006-03-31 2007-10-04 Merrill William W Process for making an optical film
WO2007125797A1 (ja) 2006-04-26 2007-11-08 Konica Minolta Opto, Inc. 偏光板用光学補償樹脂フィルム、光学補償樹脂フィルムの製造方法、偏光板及び液晶表示装置
JP4845619B2 (ja) * 2006-07-19 2011-12-28 東芝機械株式会社 シート・フィルムの斜め延伸方法およびクリップ式シート・フィルム延伸装置
KR101021768B1 (ko) * 2006-07-19 2011-03-15 도시바 기카이 가부시키가이샤 클립식 시트ㆍ필름 연신 장치
US20080085481A1 (en) * 2006-10-06 2008-04-10 3M Innovative Properties Company Rolls of optical film
US20080083999A1 (en) * 2006-10-06 2008-04-10 3M Innovative Properties Company Process for making an optical film
US8286313B2 (en) 2007-01-23 2012-10-16 Toshiba Kikai Kabushiki Kaisha Sheet or film clipping stretcher
JP4876007B2 (ja) * 2007-03-27 2012-02-15 富士フイルム株式会社 ポリエステル樹脂フィルムの製造方法、およびこの製造方法により製造されたポリエステル樹脂フィルム、反射防止フィルム、拡散フィルム
JP4876008B2 (ja) * 2007-03-27 2012-02-15 富士フイルム株式会社 ポリエステル樹脂フィルムの製造方法
RU2339405C1 (ru) * 2007-06-14 2008-11-27 Закрытое акционерное общество "ФПК Промразвитие" Способ переработки использованных медицинских перчаток из натурального латекса
JP5366426B2 (ja) 2008-04-04 2013-12-11 東芝機械株式会社 多孔性フィルムの製膜方法及び多孔性フィルム製膜用の逐次二軸延伸装置
US8202941B2 (en) * 2008-06-27 2012-06-19 Exxonmobil Chemical Patents Inc. High shrinkage propylene-based films
KR20110066793A (ko) * 2009-12-11 2011-06-17 엘지디스플레이 주식회사 패터닝 장치
FR2966376B1 (fr) * 2010-10-21 2012-11-02 Moreno Innocente Marchante Dispositif pour etirer un film en matiere synthetique dans le sens transversal et en realiser une relaxation controlee dans le sens longitudinal
PL2565013T3 (pl) 2011-09-02 2015-05-29 Rkw Se Sposób rozciągania wstęgi folii
US20130070080A1 (en) * 2011-09-16 2013-03-21 Toray Plastics (America), Inc. High speed tenter chain inspection system
JP5975776B2 (ja) * 2012-07-31 2016-08-23 日東電工株式会社 位相差フィルムの製造方法
KR20150137705A (ko) * 2014-05-30 2015-12-09 삼성전자주식회사 필름 제조 장치 및 방법
DE102014013901A1 (de) * 2014-09-18 2016-03-24 Brückner Maschinenbau GmbH & Co. KG Linearmotorangetriebene Simultan-Reckanlage
DE102015204871A1 (de) * 2015-03-18 2016-09-22 Lindauer Dornier Gesellschaft Mit Beschränkter Haftung Behandlungsfluidführung in einer Folienreckanlage
JP6758986B2 (ja) * 2015-08-27 2020-09-23 住友化学株式会社 スリット加工延伸フィルムの製造方法及び製造装置
FR3066138B1 (fr) * 2017-05-15 2019-07-12 Jean Pierre Darlet Dispositif d'etirage de film thermoplastique simultanement dans le sens longitudinal et dans le sens transversal
DE102018202126A1 (de) * 2018-02-12 2019-08-14 Lindauer Dornier Gesellschaft Mit Beschränkter Haftung Simultanreckanlage
CN110962327A (zh) * 2019-11-14 2020-04-07 绍兴日月新材料有限公司 一种高性能聚酯薄膜的拉伸设备
CN119036825B (zh) * 2024-09-06 2025-11-21 纳琳科新材料(南通)有限公司 一种拉膜机用产品实时监测方法及系统
CN121200402B (zh) * 2025-11-28 2026-02-10 泉州协升科技有限公司 一种可降解塑料薄膜生产用拉伸定型设备

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2618012A (en) 1948-05-14 1952-11-18 American Viscose Corp Method and apparatus for two-way stretching a continuous sheet
US2896262A (en) * 1954-04-09 1959-07-28 Kalle & Co Ag Process for transversely stretching a thermoplastic sheet
US2851733A (en) * 1956-01-03 1958-09-16 Du Pont Process of stretching thermoplastic film
NL131087C (https=) 1959-07-25
BE621076A (https=) * 1959-11-24
NL258463A (https=) * 1959-12-24
GB936965A (en) 1959-12-30 1963-09-18 Bx Plastics Ltd Web stretching apparatus
US3396216A (en) * 1962-04-14 1968-08-06 Toyo Rayon Co Ltd Process for stretching polypropylene film
US3231642A (en) 1964-07-09 1966-01-25 Du Pont Extrusion and stretching of thermoplastic film
US3502766A (en) 1965-01-28 1970-03-24 Nippon Rayon Kk Process for the improvement of polyamide films
US3510552A (en) 1965-09-15 1970-05-05 Nippon Rayon Kk Biaxially drawing polyamide film
US3551546A (en) * 1968-07-05 1970-12-29 Mobil Oil Corp Method for the production of biaxially oriented polypropylene film
JPS4918628B1 (https=) 1970-10-26 1974-05-11
FR2147876B1 (https=) 1971-08-05 1974-03-29 Cellophane Sa
DE2356743C3 (de) 1973-11-14 1978-06-08 Hoechst Ag, 6000 Frankfurt Verfahren und Vorrichtung zur Verbesserung der Griffsicherheit von Spannkluppen zur führenden Halterung von Folienbahnrändern während eines Querstreckprozesses
FR2317076A2 (fr) 1975-07-07 1977-02-04 Cellophane Sa Dispositif ameliore d'etirage des films de matiere plastique
DE2853398C3 (de) 1978-12-11 1981-09-17 Unilever N.V., Rotterdam Verfahren und Vorrichtung zum simultanen biaxialen Recken einer Folienbahn aus Kunststoff
DE2920514A1 (de) 1979-05-21 1980-11-27 Unilever Nv Dynamisch belastbare polypropylenfolie
JPS58219024A (ja) 1982-06-15 1983-12-20 Polymer Processing Res Inst 膜・繊維材の延伸方法並びに装置
US4652409A (en) 1983-09-06 1987-03-24 Bakelite Xylonite Limited Web-stretching process
US4853602A (en) 1985-12-24 1989-08-01 E. I. Dupont De Nemours And Company System for using synchronous secondaries of a linear motor to biaxially draw plastic films
US4675582A (en) 1985-12-24 1987-06-23 E. I. Du Pont De Nemours And Company System useful for controlling multiple synchronous secondaries of a linear motor along an elongated path
US4825111A (en) 1987-11-02 1989-04-25 E. I. Du Pont De Nemours And Company Linear motor propulsion system
US5072493A (en) 1988-06-22 1991-12-17 E. I. Du Pont De Nemours And Company Apparatus for drawing plastic film in a tenter frame
US5051225A (en) * 1988-06-22 1991-09-24 E. I. Du Pont De Nemours And Company Method of drawing plastic film in a tenter frame
US5036262A (en) 1989-09-13 1991-07-30 E. I. Du Pont De Nemours And Company Method of determining control instructions
US5072943A (en) * 1990-06-19 1991-12-17 Sindelar Joseph L Putter stabilizing and guiding system
US5429785A (en) 1994-03-01 1995-07-04 E. I. Du Pont De Nemours And Company Method of making biaxially oriented thermoplastic films
US5575968A (en) * 1994-05-06 1996-11-19 Skc Limited Process for the preparation of thermoplastic resin film
US5753172A (en) 1996-12-11 1998-05-19 E. I. Du Pont De Nemours And Company Film bead heating for simultaneous stretching
DE19651515C1 (de) 1996-12-11 1998-04-23 Brueckner Maschbau Verfahren und Vorrichtung zur Folienaufheizung sowie Meßeinrichtung zur Messung der Folientemperatur
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

Also Published As

Publication number Publication date
AU1797301A (en) 2001-07-03
KR100749588B1 (ko) 2007-08-14
EP1240000A1 (en) 2002-09-18
US7037461B1 (en) 2006-05-02
KR20020063916A (ko) 2002-08-05
CN1198710C (zh) 2005-04-27
DE60008145D1 (de) 2004-03-11
CN1413144A (zh) 2003-04-23
BR0016574A (pt) 2002-11-12
JP4712267B2 (ja) 2011-06-29
WO2001045920A1 (en) 2001-06-28
US20060082022A1 (en) 2006-04-20
EP1240000B1 (en) 2004-02-04
JP2003531740A (ja) 2003-10-28
DE60008145T2 (de) 2004-09-09

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued