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WO2009038132A1 - ポリプロピレン系樹脂製位相差フィルム用原反フィルムの製造方法 - Google Patents

ポリプロピレン系樹脂製位相差フィルム用原反フィルムの製造方法 Download PDF

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Publication number
WO2009038132A1
WO2009038132A1 PCT/JP2008/066864 JP2008066864W WO2009038132A1 WO 2009038132 A1 WO2009038132 A1 WO 2009038132A1 JP 2008066864 W JP2008066864 W JP 2008066864W WO 2009038132 A1 WO2009038132 A1 WO 2009038132A1
Authority
WO
WIPO (PCT)
Prior art keywords
polypropylene resin
film
film made
retardation film
producing raw
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.)
Ceased
Application number
PCT/JP2008/066864
Other languages
English (en)
French (fr)
Inventor
Hiroaki Takahata
Yoshinori Takahashi
Kyoko Hino
Yoshiaki Ishigami
Shuji Ozaki
Shuji Fujioka
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to US12/679,079 priority Critical patent/US20100283177A1/en
Priority to CN2008801080576A priority patent/CN101801639B/zh
Priority to KR1020107008574A priority patent/KR101425419B1/ko
Publication of WO2009038132A1 publication Critical patent/WO2009038132A1/ja
Anticipated expiration legal-status Critical
Ceased 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/9155—Pressure rollers
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914—Cooling drums

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Polarising Elements (AREA)

Abstract

　配向がほとんどなく且つ透明性の高いフィルムを得ることが可能なポリプロピレン系樹脂製位相差フィルム用原反フィルムの製造方法を提供する。 　ポリプロピレン系樹脂製位相差フィルム用原反フィルムの製造方法は、溶融されたポリプロピレン系樹脂をＴダイ１２から１８０°C以上且つ３００°C以下で押し出すことで成形された溶融状シートを、表面温度が－５°C以上且つ３０°C以下とされた冷却ロール１６と、表面温度が８０°C以上且つ１５０°C以下とされたタッチロール１４とによって挟圧することで、冷却固化させる工程を備える。
PCT/JP2008/066864 2007-09-21 2008-09-18 ポリプロピレン系樹脂製位相差フィルム用原反フィルムの製造方法 Ceased WO2009038132A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US12/679,079 US20100283177A1 (en) 2007-09-21 2008-09-18 Process for producing precursor film for retardation film made of polypropylene resin
CN2008801080576A CN101801639B (zh) 2007-09-21 2008-09-18 聚丙烯系树脂制相位差薄膜用卷材薄膜的制造方法
KR1020107008574A KR101425419B1 (ko) 2007-09-21 2008-09-18 폴리프로필렌계 수지제 위상차 필름용 원반 필름의 제조 방법

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007245722 2007-09-21
JP2007-245722 2007-09-21

Publications (1)

Publication Number Publication Date
WO2009038132A1 true WO2009038132A1 (ja) 2009-03-26

Family

ID=40467942

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/066864 Ceased WO2009038132A1 (ja) 2007-09-21 2008-09-18 ポリプロピレン系樹脂製位相差フィルム用原反フィルムの製造方法

Country Status (6)

Country Link
US (1) US20100283177A1 (ja)
JP (1) JP5174595B2 (ja)
KR (1) KR101425419B1 (ja)
CN (1) CN101801639B (ja)
TW (1) TWI457226B (ja)
WO (1) WO2009038132A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011137862A (ja) * 2009-12-25 2011-07-14 Tosoh Corp 光学補償フィルム
JP2011137861A (ja) * 2009-12-25 2011-07-14 Tosoh Corp 光学補償フィルム

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011056834A (ja) * 2009-09-11 2011-03-24 Fujifilm Corp フィルム、フィルムの製造方法、偏光板、光学補償フィルム、反射防止フィルムおよび液晶表示装置
JP5557135B2 (ja) * 2009-12-18 2014-07-23 住友化学株式会社 ポリプロピレンフィルム、ならびにそれを用いた偏光板、液晶パネルおよび液晶表示装置
JP5620854B2 (ja) * 2011-02-28 2014-11-05 東洋鋼鈑株式会社 フィルム製造装置および製造方法
JP6293179B2 (ja) * 2016-02-26 2018-03-14 株式会社日本製鋼所 ポリプロピレンシートの製造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11156921A (ja) * 1996-10-22 1999-06-15 Idemitsu Petrochem Co Ltd 軟質透明ポリオレフィン樹脂シート及びその製造方法
JP2000229345A (ja) * 1999-02-09 2000-08-22 Daiya Plastic Kk 印刷性の良好な熱可塑性樹脂フィルムおよびその製造方法
JP2007010863A (ja) * 2005-06-29 2007-01-18 Teijin Ltd 位相差フィルム及びその製造方法

Family Cites Families (17)

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JPS57191020A (en) * 1981-05-22 1982-11-24 Idemitsu Petrochem Co Ltd Manufacture of polypropylene sheet
JPH07148853A (ja) * 1993-10-04 1995-06-13 Dainippon Printing Co Ltd ポリプロピレン系樹脂シートとその製造方法および包装体
DE69731321T2 (de) * 1996-02-09 2005-10-20 Modern Machinery Co., Ltd., Yokohama Dünnfolienformungswalze, Folienformungsmaschine und Folienformungsverfahren
JPH09290427A (ja) * 1996-04-26 1997-11-11 Sekisui Chem Co Ltd 光学フィルムの製造方法
JPH1010321A (ja) * 1996-06-27 1998-01-16 Sekisui Chem Co Ltd 光学フィルム及びその製造方法
US20020028340A1 (en) * 1996-10-22 2002-03-07 Atsushi Fujii Soft transparent polyolefin resin sheet and method for producing the same
JP2000210964A (ja) * 1999-01-27 2000-08-02 Idemitsu Petrochem Co Ltd 押圧ロ―ル及び熱可塑性樹脂シ―トの製造装置
US6913714B2 (en) * 2002-11-21 2005-07-05 Bayer Materialscience Llc Method of producing thermoplastic polycarbonate films having low optical retardation values
US7919021B2 (en) * 2003-03-04 2011-04-05 Kuraray Co., Ltd. Method for producing optical sheet
JP3920805B2 (ja) * 2003-04-10 2007-05-30 五洋紙工株式会社 光学用フィルムの製造法
US20060237864A1 (en) * 2003-04-10 2006-10-26 Yoshikuni Morita Method for producing optical film
JP3920842B2 (ja) * 2003-12-05 2007-05-30 五洋紙工株式会社 光学用フィルムの製造方法
JP4549224B2 (ja) * 2005-04-25 2010-09-22 出光ユニテック株式会社 透明ポリプロピレン系樹脂シートの製造方法、透明ポリプロピレン系樹脂シート、及び成形品、並びに透明ポリプロピレン系樹脂シートからなる成形品の白化防止方法、及び温度判別方法
US7505099B2 (en) * 2005-08-17 2009-03-17 Fujifilm Corporation Optical resin film and polarizing plate and liquid crystal display using same
JP2007168425A (ja) * 2005-11-22 2007-07-05 Fujifilm Corp 熱可塑性樹脂フィルムの製造方法
WO2007069474A1 (ja) * 2005-12-12 2007-06-21 Konica Minolta Opto, Inc. 偏光板の製造方法、偏光板及び液晶表示装置
DE502006002253D1 (de) * 2006-04-03 2009-01-15 Kuraray Europe Gmbh Verfahren zur Herstellung von geprägten Folien auf Basis von teilacetalisiertem Polyvinylalkohol

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11156921A (ja) * 1996-10-22 1999-06-15 Idemitsu Petrochem Co Ltd 軟質透明ポリオレフィン樹脂シート及びその製造方法
JP2000229345A (ja) * 1999-02-09 2000-08-22 Daiya Plastic Kk 印刷性の良好な熱可塑性樹脂フィルムおよびその製造方法
JP2007010863A (ja) * 2005-06-29 2007-01-18 Teijin Ltd 位相差フィルム及びその製造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011137862A (ja) * 2009-12-25 2011-07-14 Tosoh Corp 光学補償フィルム
JP2011137861A (ja) * 2009-12-25 2011-07-14 Tosoh Corp 光学補償フィルム

Also Published As

Publication number Publication date
JP5174595B2 (ja) 2013-04-03
JP2009090652A (ja) 2009-04-30
TWI457226B (zh) 2014-10-21
TW200932495A (en) 2009-08-01
CN101801639B (zh) 2013-04-03
KR20100075934A (ko) 2010-07-05
US20100283177A1 (en) 2010-11-11
CN101801639A (zh) 2010-08-11
KR101425419B1 (ko) 2014-08-01

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