JP4044485B2 - 光学フィルム、その製造方法、およびそれを用いた偏光板 - Google Patents

光学フィルム、その製造方法、およびそれを用いた偏光板 Download PDF

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Publication number
JP4044485B2
JP4044485B2 JP2003127346A JP2003127346A JP4044485B2 JP 4044485 B2 JP4044485 B2 JP 4044485B2 JP 2003127346 A JP2003127346 A JP 2003127346A JP 2003127346 A JP2003127346 A JP 2003127346A JP 4044485 B2 JP4044485 B2 JP 4044485B2
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JP
Japan
Prior art keywords
film
base material
group
liquid crystal
birefringent layer
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.)
Expired - Fee Related
Application number
JP2003127346A
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English (en)
Japanese (ja)
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JP2004333702A5 (enExample
JP2004333702A (ja
Inventor
奈穗 村上
祐一 西小路
裕之 吉見
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
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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 to JP2003127346A priority Critical patent/JP4044485B2/ja
Application filed by Nitto Denko Corp filed Critical Nitto Denko Corp
Priority to TW093111850A priority patent/TWI263847B/zh
Priority to US10/551,959 priority patent/US7223452B2/en
Priority to PCT/JP2004/006232 priority patent/WO2004097470A1/ja
Priority to KR1020057018943A priority patent/KR100773283B1/ko
Priority to CNB2004800100292A priority patent/CN100363762C/zh
Publication of JP2004333702A publication Critical patent/JP2004333702A/ja
Publication of JP2004333702A5 publication Critical patent/JP2004333702A5/ja
Application granted granted Critical
Publication of JP4044485B2 publication Critical patent/JP4044485B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/023—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets
    • B29C55/026—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets of preformed plates or sheets coated with a solution, a dispersion or a melt of thermoplastic material
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B29K2995/0031—Refractive
    • B29K2995/0032—Birefringent
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/42—Polarizing, birefringent, filtering
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
    • C09K2323/03—Viewing layer characterised by chemical composition

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Mechanical Engineering (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Electroluminescent Light Sources (AREA)
  • Laminated Bodies (AREA)
  • Surface Treatment Of Optical Elements (AREA)
JP2003127346A 2003-05-02 2003-05-02 光学フィルム、その製造方法、およびそれを用いた偏光板 Expired - Fee Related JP4044485B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2003127346A JP4044485B2 (ja) 2003-05-02 2003-05-02 光学フィルム、その製造方法、およびそれを用いた偏光板
US10/551,959 US7223452B2 (en) 2003-05-02 2004-04-28 Optical film, method for producing the same, and image display device using the same
PCT/JP2004/006232 WO2004097470A1 (ja) 2003-05-02 2004-04-28 光学フィルム、その製造方法、およびそれを用いた画像表示装置
KR1020057018943A KR100773283B1 (ko) 2003-05-02 2004-04-28 광학 필름, 그 제조방법 및 그것을 사용한 화상표시장치
TW093111850A TWI263847B (en) 2003-05-02 2004-04-28 Optical film, method for producing the same, and image display device using the same
CNB2004800100292A CN100363762C (zh) 2003-05-02 2004-04-28 光学膜、其制造方法及使用这种光学膜的图像显示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003127346A JP4044485B2 (ja) 2003-05-02 2003-05-02 光学フィルム、その製造方法、およびそれを用いた偏光板

Publications (3)

Publication Number Publication Date
JP2004333702A JP2004333702A (ja) 2004-11-25
JP2004333702A5 JP2004333702A5 (enExample) 2007-05-17
JP4044485B2 true JP4044485B2 (ja) 2008-02-06

Family

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JP2003127346A Expired - Fee Related JP4044485B2 (ja) 2003-05-02 2003-05-02 光学フィルム、その製造方法、およびそれを用いた偏光板

Country Status (6)

Country Link
US (1) US7223452B2 (enExample)
JP (1) JP4044485B2 (enExample)
KR (1) KR100773283B1 (enExample)
CN (1) CN100363762C (enExample)
TW (1) TWI263847B (enExample)
WO (1) WO2004097470A1 (enExample)

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JP4757347B1 (ja) 2009-06-19 2011-08-24 日東電工株式会社 光学フィルムの製造方法
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JP6574063B2 (ja) * 2016-07-29 2019-09-11 富士フイルム株式会社 積層体、光学フィルム、偏光板保護フィルム、偏光板及び画像表示装置
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Also Published As

Publication number Publication date
TW200428110A (en) 2004-12-16
CN1774654A (zh) 2006-05-17
CN100363762C (zh) 2008-01-23
US7223452B2 (en) 2007-05-29
TWI263847B (en) 2006-10-11
KR20060008316A (ko) 2006-01-26
US20060182896A1 (en) 2006-08-17
WO2004097470A1 (ja) 2004-11-11
JP2004333702A (ja) 2004-11-25
KR100773283B1 (ko) 2007-11-05

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