[go: up one dir, main page]

TW200506422A - Birefringence optical film - Google Patents

Birefringence optical film

Info

Publication number
TW200506422A
TW200506422A TW093122875A TW93122875A TW200506422A TW 200506422 A TW200506422 A TW 200506422A TW 093122875 A TW093122875 A TW 093122875A TW 93122875 A TW93122875 A TW 93122875A TW 200506422 A TW200506422 A TW 200506422A
Authority
TW
Taiwan
Prior art keywords
optical film
birefringent
nza
nya
liquid crystal
Prior art date
Application number
TW093122875A
Other languages
English (en)
Other versions
TWI297399B (zh
Inventor
Yuichi Nishikoji
Hiroyuki Yoshimi
Mi Naho Muraka
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
Application filed by Nitto Denko Corp filed Critical Nitto Denko Corp
Publication of TW200506422A publication Critical patent/TW200506422A/zh
Application granted granted Critical
Publication of TWI297399B publication Critical patent/TWI297399B/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Laminated Bodies (AREA)
TW093122875A 2003-08-01 2004-07-30 Birefringence optical film TW200506422A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003285192A JP4236098B2 (ja) 2003-08-01 2003-08-01 複屈折性光学フィルム

Publications (2)

Publication Number Publication Date
TW200506422A true TW200506422A (en) 2005-02-16
TWI297399B TWI297399B (zh) 2008-06-01

Family

ID=34113869

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093122875A TW200506422A (en) 2003-08-01 2004-07-30 Birefringence optical film

Country Status (6)

Country Link
US (1) US7535531B2 (zh)
JP (1) JP4236098B2 (zh)
KR (1) KR100910149B1 (zh)
CN (1) CN100362373C (zh)
TW (1) TW200506422A (zh)
WO (1) WO2005012962A1 (zh)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7211304B2 (en) * 2004-06-03 2007-05-01 Nitto Denko Corporation Multilayer optical compensator, liquid crystal display, and process
US7479309B2 (en) * 2003-07-31 2009-01-20 Nitto Denko Corporation Multi-layered compensation film using specified Tg material as a birefringent layer
JPWO2005118686A1 (ja) * 2004-06-01 2008-04-03 株式会社カネカ 可溶性ポリイミド及びこれを使用した光学補償部材
US7288296B2 (en) * 2004-06-03 2007-10-30 Nitto Denko Corporation Multilayer optical compensator, liquid crystal display, and process
JP4613079B2 (ja) * 2005-03-04 2011-01-12 富士フイルム株式会社 液晶組成物、位相差板および楕円偏光板
JP2006293281A (ja) * 2005-03-17 2006-10-26 Seiko Epson Corp 光学部品及びプロジェクタ
JP2007025649A (ja) * 2005-06-13 2007-02-01 Teijin Ltd 積層光学フィルム、積層偏光板および液晶表示装置
JP2007078810A (ja) * 2005-09-12 2007-03-29 Fujifilm Corp 液晶表示装置及び発光素子
JP2007108529A (ja) * 2005-10-14 2007-04-26 Jsr Corp 位相差フィルムの製造方法、位相差フィルムおよびその用途
US7713595B2 (en) * 2005-10-18 2010-05-11 Nitto Denko Corporation Optical compensation films produced by a carrier-web-casting process
US20070247712A1 (en) * 2006-04-21 2007-10-25 Eastman Kodak Company Optical elements having reverse dispersion
TW200815181A (en) * 2006-07-18 2008-04-01 3M Innovative Properties Co Calendering process for making an optical film
JP2008165185A (ja) * 2006-12-07 2008-07-17 Nitto Denko Corp 積層光学フィルム、積層光学フィルムを用いた液晶パネル、および液晶表示装置
JP4751312B2 (ja) * 2006-12-22 2011-08-17 日東電工株式会社 光学フィルム、偏光板、および画像表示装置
US9268076B2 (en) * 2007-04-18 2016-02-23 Tosoh Corporation Optical compensation layer, optical compensation film, and processes for producing these
DE102008018663A1 (de) * 2008-04-11 2009-10-29 Novaled Ag Elektrooptisches organisches Bauelement
CN102884456B (zh) * 2010-05-07 2014-12-31 日本化药株式会社 光学元件和使用该光学元件改良偏光薄膜的视角的方法
WO2012073462A1 (ja) * 2010-12-02 2012-06-07 株式会社日本触媒 位相差フィルムとその製造方法ならびに画像表示装置
US9377571B2 (en) 2011-08-05 2016-06-28 Lg Chem, Ltd. Optical film
JP5972106B2 (ja) * 2012-08-28 2016-08-17 日東電工株式会社 偏光板の製造方法
JP5585747B1 (ja) * 2013-02-04 2014-09-10 日本ゼオン株式会社 積層位相差フィルム及びその製造方法
KR101705934B1 (ko) * 2013-09-30 2017-02-10 주식회사 엘지화학 역파장분산 특성을 갖는 광학 필름 및 그 제조 방법
KR101727357B1 (ko) * 2013-09-30 2017-04-14 주식회사 엘지화학 역파장분산 특성을 가지는 위상차 필름 및 그 제조 방법
KR102302323B1 (ko) 2013-11-25 2021-09-16 쓰리엠 이노베이티브 프로퍼티즈 컴파니 지연 층을 포함하는 광학 필름 스택
KR101719056B1 (ko) * 2014-09-30 2017-03-22 주식회사 엘지화학 광학 필름의 제조 방법, 이를 이용하여 제조되는 광학 필름, 이를 포함하는 편광판 및 액정표시장치
JP6348045B2 (ja) * 2014-10-16 2018-06-27 富士フイルム株式会社 共重合体及びそれを含有する樹脂組成物、フィルム、位相差フィルム
JP6877945B2 (ja) * 2015-11-30 2021-05-26 日東電工株式会社 位相差層付偏光板および画像表示装置
WO2017094530A1 (ja) * 2015-11-30 2017-06-08 日東電工株式会社 位相差層付偏光板および画像表示装置
CN106154389A (zh) * 2016-08-31 2016-11-23 武汉优光科技有限责任公司 一种宽入射角相位延迟器

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69013918T2 (de) * 1989-06-22 1995-05-24 Citizen Watch Co Ltd Flüssigkristallanzeigevorrichtung und dephasierungsplatten.
JP2809712B2 (ja) 1989-06-22 1998-10-15 株式会社クラレ 位相差板
JP2765066B2 (ja) 1989-06-29 1998-06-11 住友化学工業株式会社 液晶表示装置
JPH04194820A (ja) * 1990-11-22 1992-07-14 Sharp Corp 液晶表示装置
JPH0527118A (ja) 1991-07-17 1993-02-05 Nitto Denko Corp 位相差板及び円偏光板
JPH0675221A (ja) 1992-08-26 1994-03-18 Nitto Denko Corp 光学補償フィルム、偏光板及び液晶表示装置
JP3224451B2 (ja) 1993-03-16 2001-10-29 シチズン時計株式会社 液晶表示装置
US5580950A (en) 1993-04-21 1996-12-03 The University Of Akron Negative birefringent rigid rod polymer films
US5344916A (en) 1993-04-21 1994-09-06 The University Of Akron Negative birefringent polyimide films
US5480964A (en) 1993-04-21 1996-01-02 The University Of Akron Negative birefringent polyimide films
JPH07110405A (ja) 1993-10-08 1995-04-25 Fuji Photo Film Co Ltd 光学補償フィルム及びそれを用いた液晶表示装置
JPH08278500A (ja) * 1994-10-07 1996-10-22 Seiko Instr Inc 液晶表示パネル
JP3445689B2 (ja) 1995-07-11 2003-09-08 新日本石油株式会社 液晶性光学フィルムおよび液晶性光学フィルムから成る液晶表示素子用補償フィルム並びに該補償フィルムを備えた液晶表示装置
KR100444413B1 (ko) * 1996-05-09 2005-01-17 스미또모 가가꾸 고교 가부시끼가이샤 광학이방성필름및액정디스플레이장치
US5750641A (en) 1996-05-23 1998-05-12 Minnesota Mining And Manufacturing Company Polyimide angularity enhancement layer
US6208396B1 (en) * 1996-10-25 2001-03-27 Sumitomo Chemical Company, Limited Normally white mode twisted nematic liquid crystal display device having improved viewing angle characteristics
US6567143B1 (en) * 1997-06-05 2003-05-20 Guardian Industries Corp. NW twisted nematic LCD with negative and tilted retarders on each side of liquid crystal cell to improve vertical contrast ratios
KR100310092B1 (ko) 1998-11-18 2001-11-07 윤종용 광통신용 폴리이미드, 그 제조방법 및 그것을 이용한 다층 폴리이미드막의 형성방법
JP2000162436A (ja) 1998-11-24 2000-06-16 Nitto Denko Corp 位相差フィルムの製造方法、光学部材及び液晶表示装置
JP4107741B2 (ja) 1998-12-28 2008-06-25 新日本石油株式会社 光学フィルムの製造法、光学フィルム及び液晶表示装置
JP2000227520A (ja) * 1999-02-08 2000-08-15 Nitto Denko Corp 位相差板、積層偏光板及び液晶表示装置
WO2000062121A1 (en) * 1999-04-08 2000-10-19 Koninklijke Philips Electronics N.V. Display device
EP1111437B1 (en) * 1999-06-07 2003-10-08 Citizen Watch Co. Ltd. Liquid crystal display
JP3539897B2 (ja) 1999-08-10 2004-07-07 株式会社日本触媒 低誘電性樹脂組成物
WO2001037007A1 (fr) 1999-11-12 2001-05-25 Kaneka Corporation Film transparent
JP2001343529A (ja) 2000-03-30 2001-12-14 Kanegafuchi Chem Ind Co Ltd 偏光子保護フィルムおよびその製造方法
JP2003029038A (ja) * 2001-07-17 2003-01-29 Nitto Denko Corp 光学フィルム、偏光板及び表示装置
JP2003121642A (ja) 2001-10-10 2003-04-23 Nitto Denko Corp 広視角偏光板及び液晶表示装置
JP2003306558A (ja) * 2001-11-02 2003-10-31 Nitto Denko Corp 光学フィルムとその製造方法、および光学素子、画像表示装置
JP4007811B2 (ja) 2002-01-17 2007-11-14 日東電工株式会社 負複屈折性フィルムの製造方法
KR100591056B1 (ko) 2002-01-23 2006-06-22 닛토덴코 가부시키가이샤 광학 필름, 적층 편광판, 이들을 사용한 액정 표시 장치및 자발광형 표시 장치 및 광학필름의 제조방법
KR20030079513A (ko) * 2002-04-04 2003-10-10 삼성전자주식회사 보상 필름을 이용한 액정 표시 장치
US6995816B2 (en) * 2002-04-12 2006-02-07 Eastman Kodak Company Optical devices comprising high performance polarizer package
JP4133460B2 (ja) * 2002-05-27 2008-08-13 シャープ株式会社 投影型画像表示装置

Also Published As

Publication number Publication date
KR20060056276A (ko) 2006-05-24
JP4236098B2 (ja) 2009-03-11
CN100362373C (zh) 2008-01-16
JP2005055601A (ja) 2005-03-03
WO2005012962A1 (ja) 2005-02-10
TWI297399B (zh) 2008-06-01
CN1806188A (zh) 2006-07-19
US7535531B2 (en) 2009-05-19
KR100910149B1 (ko) 2009-07-30
US20060072221A1 (en) 2006-04-06

Similar Documents

Publication Publication Date Title
TW200506422A (en) Birefringence optical film
DE60205942D1 (en) Biaxial film
AU2002232285A1 (en) Shift register and liquid crystal display using the same
AU2003241191A1 (en) Light guide plate and liquid crystal display having the same
AU2003212659A1 (en) Backlight assembly using the same and liquid crystal display device
AU2003265782A1 (en) High speed and wide viewing angle liquid crystal displays
AU2003273046A1 (en) Backlight unit and liquid crystal display unit using backlight unit
AU2002321924A1 (en) Liquid crystal display
AU2003266667A1 (en) Backlight unit and liquid crystal display unit using backlight unit
EP1271187A3 (en) Reflector and reflective liquid crystal display
TW200502572A (en) Optical film inside a liquid crystal display
AU2002314575A1 (en) Liquid crystal display
AU2002252775A1 (en) Stabilized liquid crystal alignment structure with pre-tilt angle and display devices containing the same
AU2003245077A1 (en) Back light assembly and liquid crystal display device having the same
AU2003208038A1 (en) Backlight assembly and liquid crystal display apparatus having the same
AU1404500A (en) Liquid crystal display with improved viewing angle
AU2003219578A1 (en) Liquid crystal display provided with compensation film
EP1591513B8 (en) Nematic liquid-crystal composition and liquid-crystal display element employing the same
AU2002366480A1 (en) Transmissive and reflective type liquid crystal display
AU2001270629A1 (en) Electrooptical liquid crystal display
AU2003289616A1 (en) Cholesteric phase liquid crystal display with the property of nematic phase
TW200730967A (en) Liquid crystal panel and liquid crystal display device
AU2002360036A1 (en) Circularly polarizing plate and liquid crystal display device
AU2003237067A1 (en) Back light assembly and liquid crystal display device having the same
TW200720731A (en) Cholesteric film and homeotropic alignment layer

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees