DE69727826D1 - Heizung der seitlichen wülste einer folie beim simultanstrecken - Google Patents

Heizung der seitlichen wülste einer folie beim simultanstrecken

Info

Publication number
DE69727826D1
DE69727826D1 DE69727826T DE69727826T DE69727826D1 DE 69727826 D1 DE69727826 D1 DE 69727826D1 DE 69727826 T DE69727826 T DE 69727826T DE 69727826 T DE69727826 T DE 69727826T DE 69727826 D1 DE69727826 D1 DE 69727826D1
Authority
DE
Germany
Prior art keywords
heating
film
simultaneously stretching
side burst
burst
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
DE69727826T
Other languages
English (en)
Other versions
DE69727826T2 (de
Inventor
White Forrest
Edward Heyer
Nelson Jolliffe
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.)
Brueckner Maschinenbau GmbH and Co KG
Original Assignee
Brueckner Maschinenbau GmbH and Co KG
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 Brueckner Maschinenbau GmbH and Co KG filed Critical Brueckner Maschinenbau GmbH and Co KG
Application granted granted Critical
Publication of DE69727826D1 publication Critical patent/DE69727826D1/de
Publication of DE69727826T2 publication Critical patent/DE69727826T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B29C55/16—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial simultaneously
    • B29C55/165—Apparatus therefor
    • 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
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B29C55/16—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial simultaneously
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
DE69727826T 1996-12-11 1997-12-10 Heizung der seitlichen wülste einer folie beim simultanstrecken Expired - Lifetime DE69727826T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US763819 1985-08-08
US08/763,819 US5753172A (en) 1996-12-11 1996-12-11 Film bead heating for simultaneous stretching
PCT/US1997/022599 WO1998025754A1 (en) 1996-12-11 1997-12-10 Film bead heating for simultaneous stretching

Publications (2)

Publication Number Publication Date
DE69727826D1 true DE69727826D1 (de) 2004-04-01
DE69727826T2 DE69727826T2 (de) 2005-01-05

Family

ID=25068905

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69727826T Expired - Lifetime DE69727826T2 (de) 1996-12-11 1997-12-10 Heizung der seitlichen wülste einer folie beim simultanstrecken

Country Status (8)

Country Link
US (1) US5753172A (de)
EP (1) EP0944468B1 (de)
JP (1) JP4278713B2 (de)
KR (1) KR20000057493A (de)
CN (1) CN1070764C (de)
DE (1) DE69727826T2 (de)
TW (1) TW452542B (de)
WO (1) WO1998025754A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19651515C1 (de) * 1996-12-11 1998-04-23 Brueckner Maschbau Verfahren und Vorrichtung zur Folienaufheizung sowie Meßeinrichtung zur Messung der Folientemperatur
EP0950682B1 (de) * 1997-10-29 2005-08-24 Teijin Limited Biaxial orientierte folie
JP4020283B2 (ja) * 1999-03-19 2007-12-12 富士フイルム株式会社 二軸延伸ポリエステルフィルムの製造方法
US7037461B1 (en) 1999-12-21 2006-05-02 3M Innovative Properties Company Method of stretching film
US6936209B2 (en) * 2002-11-27 2005-08-30 3M Innovative Properties Company Methods and devices for processing polymer films
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
US7132065B2 (en) * 2003-02-12 2006-11-07 3M Innovative Properties Company Process for manufacturing polymeric optical film
CN100420567C (zh) * 2003-08-07 2008-09-24 佛山塑料集团股份有限公司 薄膜同步拉伸机的链条恒温系统
JP2005279341A (ja) * 2004-03-26 2005-10-13 Fuji Photo Film Co Ltd 支持体の搬送方法、塗布装置、及び光学フィルム
ATE413268T1 (de) * 2005-05-10 2008-11-15 Treofan Germany Gmbh & Co Kg Verfahren zum querverstrecken einer materialbahn
US20080083998A1 (en) * 2006-10-06 2008-04-10 3M Innovative Properties Company Multiple draw gap length orientation process
US20080083999A1 (en) * 2006-10-06 2008-04-10 3M Innovative Properties Company Process for making an optical film
US20080085481A1 (en) * 2006-10-06 2008-04-10 3M Innovative Properties Company Rolls of optical film
US20080085383A1 (en) * 2006-10-06 2008-04-10 3M Innovative Properties Company Processes for improved optical films
WO2010020035A1 (en) * 2008-08-18 2010-02-25 Macro Engineering & Technology Inc. Heat treatment of thin polymer films
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
US8662877B2 (en) 2010-10-29 2014-03-04 Karl von Kries System, method and apparatus for solar heated manufacturing
EP2979843B1 (de) * 2013-03-29 2020-01-08 Toray Industries, Inc. Spannrahmenofen und verfahren zur herstellung einer thermoplastischen harzfolie
US10137608B2 (en) * 2016-09-20 2018-11-27 Sumitomo Chemical Company, Limited Film-stretching apparatus and method of producing film
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
CN117799150B (zh) * 2024-02-28 2024-05-07 陕西宝昱科技工业股份有限公司 塑料膜拉伸成型设备及塑料膜拉伸成型方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL277480A (de) * 1961-04-20 1900-01-01
GB1181786A (en) * 1966-05-05 1970-02-18 Agfa Gevaert Nv Process for making Flat Oriented Film of Polymeric Material
JPS4918628B1 (de) * 1970-10-26 1974-05-11
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
US4652409A (en) * 1983-09-06 1987-03-24 Bakelite Xylonite Limited Web-stretching process
JPH06369B2 (ja) * 1986-02-05 1994-01-05 日本石油化学株式会社 新規な延伸方法
US5429785A (en) * 1994-03-01 1995-07-04 E. I. Du Pont De Nemours And Company Method of making biaxially oriented thermoplastic films

Also Published As

Publication number Publication date
JP2001526596A (ja) 2001-12-18
JP4278713B2 (ja) 2009-06-17
KR20000057493A (ko) 2000-09-15
DE69727826T2 (de) 2005-01-05
EP0944468B1 (de) 2004-02-25
EP0944468A1 (de) 1999-09-29
CN1239915A (zh) 1999-12-29
US5753172A (en) 1998-05-19
WO1998025754A1 (en) 1998-06-18
CN1070764C (zh) 2001-09-12
TW452542B (en) 2001-09-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition