JP2009073109A5 - - Google Patents

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Publication number
JP2009073109A5
JP2009073109A5 JP2007245713A JP2007245713A JP2009073109A5 JP 2009073109 A5 JP2009073109 A5 JP 2009073109A5 JP 2007245713 A JP2007245713 A JP 2007245713A JP 2007245713 A JP2007245713 A JP 2007245713A JP 2009073109 A5 JP2009073109 A5 JP 2009073109A5
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JP
Japan
Prior art keywords
stretching
stretched film
moving direction
thermoplastic resin
manufacturing
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.)
Pending
Application number
JP2007245713A
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Japanese (ja)
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JP2009073109A (en
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Publication date
Application filed filed Critical
Priority to JP2007245713A priority Critical patent/JP2009073109A/en
Priority claimed from JP2007245713A external-priority patent/JP2009073109A/en
Publication of JP2009073109A publication Critical patent/JP2009073109A/en
Publication of JP2009073109A5 publication Critical patent/JP2009073109A5/ja
Pending legal-status Critical Current

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Claims (4)

オーブン内を移動する平板状の熱可塑性樹脂フィルムをその移動方向に垂直な幅方向に延伸する横延伸工程を有する延伸フィルムの製造方法であって、
前記横延伸工程における前記移動方向が、略鉛直方向である延伸フィルムの製造方法。 A method of manufacturing a stretched film having a higher transverse stretching Engineering for stretching a flat thermoplastic resin film moving in ovens in a width direction perpendicular to the moving direction,
The moving direction definitive to as prior Kiyoko stretching Engineering method of producing a stretched film which is substantially vertical direction. 前記横延伸工程では、テンター延伸法によって前記熱可塑性樹脂フィルムを延伸する請求項１に記載の延伸フィルムの製造方法。 And in the transverse stretching step, the manufacturing method of the stretched film to Claim 1 serial mounting of stretching the thermoplastic resin film by a tenter stretching method. 同時二軸テンター延伸法によって、縦延伸と前記横延伸工程における延伸とを並行して行うことにより、前記熱可塑性樹脂フィルムを前記移動方向に垂直な幅方向と前記移動方向に平行な長手方向とに延伸する請求項１に記載の延伸フィルムの製造方法。 Simultaneous biaxial tenter stretching method, by performing in parallel stretching and longitudinal extension extension and in the transverse stretching step, the thermoplastic resin film parallel to the longitudinal direction of the moving direction and the width direction perpendicular to the moving direction The manufacturing method of the stretched film of Claim 1 extended | stretched to. 前記横延伸工程における前記移動方向は、略鉛直方向上方から下方へ向かう方向であることを特徴とする、請求項１〜３のいずれか一項に記載の延伸フィルムの製造方法。 The moving direction definitive to as prior Kiyoko stretching Engineering is characterized by a direction substantially toward the upper side in the vertical direction downward, the production method of the stretched film according to claims 1-3.
JP2007245713A 2007-09-21 2007-09-21 Manufacturing method of stretched film Pending JP2009073109A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007245713A JP2009073109A (en) 2007-09-21 2007-09-21 Manufacturing method of stretched film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007245713A JP2009073109A (en) 2007-09-21 2007-09-21 Manufacturing method of stretched film

Publications (2)

Publication Number Publication Date
JP2009073109A JP2009073109A (en) 2009-04-09
JP2009073109A5 true JP2009073109A5 (en) 2011-01-20

Family

ID=40608575

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007245713A Pending JP2009073109A (en) 2007-09-21 2007-09-21 Manufacturing method of stretched film

Country Status (1)

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JP (1) JP2009073109A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5198649B1 (en) * 2011-12-01 2013-05-15 株式会社康井精機 Annealing treatment method and annealing treatment apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63197628A (en) * 1987-02-13 1988-08-16 Toshio Kunugi Production of high strength polyimide film
JP2606345B2 (en) * 1988-12-28 1997-04-30 東洋紡績株式会社 Film stretching equipment
JP4542681B2 (en) * 2000-08-09 2010-09-15 株式会社クラレ Method for producing ethylene-vinyl alcohol copolymer resin film
JP2002292729A (en) * 2001-03-29 2002-10-09 Sekisui Chem Co Ltd Thermoplastic resin foamed sheet, its manufacturing method and manufacturing method for warmth-keeping tube
JP2003026318A (en) * 2001-07-13 2003-01-29 Daikin Ind Ltd Conveying device and chain used therefor
JP4544005B2 (en) * 2005-03-31 2010-09-15 日本ゼオン株式会社 Method for producing stretched film
JP2007210306A (en) * 2006-02-13 2007-08-23 Nippon Zeon Co Ltd Simultaneous biaxial drawing machine, and manufacturing method for optical film
CN101501538B (en) * 2006-12-28 2011-07-20 日东电工株式会社 Process for producing polarizer, polarizer, polarizing plate, optical film, process for producing composite polarizing plate, composite polarizing plate, and image display device

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