WO2008130014A1 - 光学補償膜、光学補償フィルム及びそれらの製造方法 - Google Patents

光学補償膜、光学補償フィルム及びそれらの製造方法 Download PDF

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Publication number
WO2008130014A1
WO2008130014A1 PCT/JP2008/057544 JP2008057544W WO2008130014A1 WO 2008130014 A1 WO2008130014 A1 WO 2008130014A1 JP 2008057544 W JP2008057544 W JP 2008057544W WO 2008130014 A1 WO2008130014 A1 WO 2008130014A1
Authority
WO
WIPO (PCT)
Prior art keywords
axis
coating film
optical compensation
taken
refractive indices
Prior art date
Application number
PCT/JP2008/057544
Other languages
English (en)
French (fr)
Inventor
Toru Doi
Shinsuke Toyomasu
Sou Ozaki
Shinji Shimosato
Original Assignee
Tosoh Corporation
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 JP2007109053A external-priority patent/JP5158322B2/ja
Priority claimed from JP2007331825A external-priority patent/JP2009156908A/ja
Application filed by Tosoh Corporation filed Critical Tosoh Corporation
Priority to US12/596,318 priority Critical patent/US9268076B2/en
Priority to CN200880012534.9A priority patent/CN101669049B/zh
Priority to EP08751871.8A priority patent/EP2138871B1/en
Priority to KR1020097019365A priority patent/KR101522220B1/ko
Publication of WO2008130014A1 publication Critical patent/WO2008130014A1/ja

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3083—Birefringent or phase retarding elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • B32B2457/202—LCD, i.e. liquid crystal displays
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G02F1/133634—Birefringent elements, e.g. for optical compensation the refractive index Nz perpendicular to the element surface being different from in-plane refractive indices Nx and Ny, e.g. biaxial or with normal optical axis

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Polarising Elements (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)

Abstract

　塗工あるいは塗工した後一軸延伸した際に光学補償機能を発現すると共に、その位相差の波長依存性の小さな光学補償膜を提供する。 　マレイミド系樹脂からなる塗工膜であって、塗工膜の面内で直交する任意の２軸をｘ軸、ｙ軸とし、面外方向をｚ軸とし、ｘ軸方向の屈折率をｎｘ、ｙ軸方向の屈折率をｎｙ、ｚ軸方向の屈折率をｎｚとした際の３次元屈折率関係がｎｘ≒ｎｙ＞ｎｚであることを特徴とする光学補償膜；マレイミド系樹脂からなる塗工膜層（Ａ）および延伸フィルム層（Ｂ）からなることを特徴とする光学補償フィルム；マレイミド系樹脂からなる塗工膜を一軸延伸してなる光学補償膜であって、塗工膜の延伸軸方向をｘ軸とし、それと直交する方向をｙ軸、面外方向をｚ軸とし、ｘ軸方向の屈折率をｎｘ４、ｙ軸方向の屈折率をｎｙ４、ｚ軸方向の屈折率をｎｚ４とした際の３次元屈折率関係がｎｘ４＞ｎｙ４＞ｎｚ４であることを特徴とする光学補償膜に関するものである。 【化１】 （ここで、Ｒ１は、炭素数１～１８の直鎖状アルキル基，分岐状アルキル基，環状アルキル基、ハロゲン基、エーテル基、エステル基、アミド基を示す。）
PCT/JP2008/057544 2007-04-18 2008-04-17 光学補償膜、光学補償フィルム及びそれらの製造方法 WO2008130014A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US12/596,318 US9268076B2 (en) 2007-04-18 2008-04-17 Optical compensation layer, optical compensation film, and processes for producing these
CN200880012534.9A CN101669049B (zh) 2007-04-18 2008-04-17 光学补偿层、光学补偿膜及它们的制造方法
EP08751871.8A EP2138871B1 (en) 2007-04-18 2008-04-17 Optical compensation layer, optically compensating film, and processes for producing these
KR1020097019365A KR101522220B1 (ko) 2007-04-18 2008-04-17 광학 보상막, 광학 보상 필름 및 그것들의 제조 방법

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2007-109053 2007-04-18
JP2007109052 2007-04-18
JP2007-109052 2007-04-18
JP2007109053A JP5158322B2 (ja) 2007-04-18 2007-04-18 光学補償フィルム及びその製造方法
JP2007-331825 2007-12-25
JP2007331825A JP2009156908A (ja) 2007-12-25 2007-12-25 光学補償膜

Publications (1)

Publication Number Publication Date
WO2008130014A1 true WO2008130014A1 (ja) 2008-10-30

Family

ID=39875540

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/057544 WO2008130014A1 (ja) 2007-04-18 2008-04-17 光学補償膜、光学補償フィルム及びそれらの製造方法

Country Status (5)

Country Link
US (1) US9268076B2 (ja)
EP (1) EP2138871B1 (ja)
KR (1) KR101522220B1 (ja)
TW (1) TWI450003B (ja)
WO (1) WO2008130014A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011053594A (ja) * 2009-09-04 2011-03-17 Tosoh Corp 光学補償膜及びその製造方法
JP2011128480A (ja) * 2009-12-21 2011-06-30 Tosoh Corp 液晶ディスプレイ用基板及びその製造方法
JP2011197181A (ja) * 2010-03-18 2011-10-06 Tosoh Corp 光学補償膜及びその製造方法

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TWI406899B (zh) * 2006-09-05 2013-09-01 Tosoh Corp Optical compensation film and phase difference film
JP5010454B2 (ja) * 2007-12-21 2012-08-29 日東電工株式会社 液晶セルの製造方法
TWI482061B (zh) * 2012-10-02 2015-04-21 Au Optronics Corp 觸控面板
KR101712275B1 (ko) 2015-07-10 2017-03-03 강정남 차량내 유리에 부착하여 디스플레이 용도에 사용할 수 있는 특수필름

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011053594A (ja) * 2009-09-04 2011-03-17 Tosoh Corp 光学補償膜及びその製造方法
JP2011128480A (ja) * 2009-12-21 2011-06-30 Tosoh Corp 液晶ディスプレイ用基板及びその製造方法
JP2011197181A (ja) * 2010-03-18 2011-10-06 Tosoh Corp 光学補償膜及びその製造方法

Also Published As

Publication number Publication date
EP2138871A4 (en) 2012-07-04
US9268076B2 (en) 2016-02-23
TW200907508A (en) 2009-02-16
KR101522220B1 (ko) 2015-05-21
TWI450003B (zh) 2014-08-21
KR20100014435A (ko) 2010-02-10
US20100110353A1 (en) 2010-05-06
EP2138871A1 (en) 2009-12-30
EP2138871B1 (en) 2015-06-17

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