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WO2009031417A1 - 光学フィルム、およびその製造方法 - Google Patents

光学フィルム、およびその製造方法 Download PDF

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Publication number
WO2009031417A1
WO2009031417A1 PCT/JP2008/064993 JP2008064993W WO2009031417A1 WO 2009031417 A1 WO2009031417 A1 WO 2009031417A1 JP 2008064993 W JP2008064993 W JP 2008064993W WO 2009031417 A1 WO2009031417 A1 WO 2009031417A1
Authority
WO
WIPO (PCT)
Prior art keywords
optical film
polyester
producing
same
disclosed
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/JP2008/064993
Other languages
English (en)
French (fr)
Inventor
Toshiyuki Iida
Tomoyuki Hirayama
Yutaka Ohmori
Miyuki Kurogi
Hisae Shimizu
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.)
Nitto Denko Corp
Original Assignee
Nitto Denko 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
Priority claimed from JP2007269266A external-priority patent/JP5096865B2/ja
Application filed by Nitto Denko Corp filed Critical Nitto Denko Corp
Priority to CN2008800007427A priority Critical patent/CN101542339B/zh
Priority to US12/439,795 priority patent/US20100304110A1/en
Publication of WO2009031417A1 publication Critical patent/WO2009031417A1/ja
Anticipated expiration legal-status Critical
Priority to US13/530,351 priority patent/US20120263871A1/en
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • C08J2367/03—Polyesters derived from dicarboxylic acids and dihydroxy compounds the dicarboxylic acids and dihydroxy compounds having the hydroxy and the carboxyl groups directly linked to aromatic rings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
    • G02B5/305—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks including organic materials, e.g. polymeric layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polarising Elements (AREA)

Abstract

　本発明は、特定構造のポリエステルを含有する樹脂溶液、光学フィルムおよびその製造方法に関する。さらに、本発明は、前記光学フィルムを用いた光学積層体、偏光板、画像表示装置に関する。前記ポリエステルは、ビスフェノールと芳香族ジカルボン酸の重縮合物であることが好ましく、ハロゲン原子を含有しないことがさらに好ましい。前記ポリエステルは、溶剤への溶解性が高いため、本発明の光学フィルムは生産性に劣れ、かつ、生産時の環境負荷を低減できる。
PCT/JP2008/064993 2007-09-07 2008-08-22 光学フィルム、およびその製造方法 Ceased WO2009031417A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN2008800007427A CN101542339B (zh) 2007-09-07 2008-08-22 光学薄膜及其制造方法
US12/439,795 US20100304110A1 (en) 2007-09-07 2008-08-22 Optical film and method for production thereof
US13/530,351 US20120263871A1 (en) 2007-09-07 2012-06-22 Optical film and method for production thereof

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007233068 2007-09-07
JP2007-233068 2007-09-07
JP2007269266A JP5096865B2 (ja) 2007-09-07 2007-10-16 光学フィルム、およびその製造方法
JP2007-269266 2007-10-16

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US13/530,351 Division US20120263871A1 (en) 2007-09-07 2012-06-22 Optical film and method for production thereof

Publications (1)

Publication Number Publication Date
WO2009031417A1 true WO2009031417A1 (ja) 2009-03-12

Family

ID=40428737

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/064993 Ceased WO2009031417A1 (ja) 2007-09-07 2008-08-22 光学フィルム、およびその製造方法

Country Status (1)

Country Link
WO (1) WO2009031417A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017204214A1 (ja) * 2016-05-27 2017-11-30 ユニチカ株式会社 ポリアリレート樹脂、それからなるフィルムおよび積層体
JP2017214557A (ja) * 2016-05-27 2017-12-07 ユニチカ株式会社 ポリアリレート樹脂およびそれからなるフィルム、積層体

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01201607A (ja) * 1988-02-08 1989-08-14 Fuji Photo Film Co Ltd 位相差フイルムの製造方法
JPH04256903A (ja) * 1991-02-08 1992-09-11 Kanegafuchi Chem Ind Co Ltd 複屈折性を有する透明フィルムの製造方法
JPH08134336A (ja) * 1994-09-12 1996-05-28 Teijin Ltd ポリアリレート系樹脂溶液組成物およびフィルムの製造方法
JP2003082078A (ja) * 2001-06-29 2003-03-19 Mitsubishi Chemicals Corp ポリエステル樹脂およびそれを用いた電子写真感光体
JP2004195875A (ja) * 2002-12-19 2004-07-15 Nitto Denko Corp 複屈折性光学フィルムの製造方法、前記製造方法により得られたフィルム、それを用いた楕円偏光板およびそれらを用いた液晶表示装置
JP2005189716A (ja) * 2003-12-26 2005-07-14 Mitsubishi Chemicals Corp 電子写真感光体
JP2006195478A (ja) * 2002-07-30 2006-07-27 Nitto Denko Corp 光学フィルムの製造方法
JP2007065575A (ja) * 2005-09-02 2007-03-15 Jsr Corp 光学フィルム、偏光板および液晶表示装置
JP2007147707A (ja) * 2005-11-24 2007-06-14 Nitto Denko Corp 液晶パネルおよびそれを用いた画像表示装置

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01201607A (ja) * 1988-02-08 1989-08-14 Fuji Photo Film Co Ltd 位相差フイルムの製造方法
JPH04256903A (ja) * 1991-02-08 1992-09-11 Kanegafuchi Chem Ind Co Ltd 複屈折性を有する透明フィルムの製造方法
JPH08134336A (ja) * 1994-09-12 1996-05-28 Teijin Ltd ポリアリレート系樹脂溶液組成物およびフィルムの製造方法
JP2003082078A (ja) * 2001-06-29 2003-03-19 Mitsubishi Chemicals Corp ポリエステル樹脂およびそれを用いた電子写真感光体
JP2006195478A (ja) * 2002-07-30 2006-07-27 Nitto Denko Corp 光学フィルムの製造方法
JP2004195875A (ja) * 2002-12-19 2004-07-15 Nitto Denko Corp 複屈折性光学フィルムの製造方法、前記製造方法により得られたフィルム、それを用いた楕円偏光板およびそれらを用いた液晶表示装置
JP2005189716A (ja) * 2003-12-26 2005-07-14 Mitsubishi Chemicals Corp 電子写真感光体
JP2007065575A (ja) * 2005-09-02 2007-03-15 Jsr Corp 光学フィルム、偏光板および液晶表示装置
JP2007147707A (ja) * 2005-11-24 2007-06-14 Nitto Denko Corp 液晶パネルおよびそれを用いた画像表示装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017204214A1 (ja) * 2016-05-27 2017-11-30 ユニチカ株式会社 ポリアリレート樹脂、それからなるフィルムおよび積層体
JP2017214557A (ja) * 2016-05-27 2017-12-07 ユニチカ株式会社 ポリアリレート樹脂およびそれからなるフィルム、積層体
JP6257871B1 (ja) * 2016-05-27 2018-01-10 ユニチカ株式会社 ポリアリレート樹脂、それからなるフィルムおよび積層体

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