WO2009069469A1 - 延伸フィルム、その製造方法、及び液晶表示装置 - Google Patents

延伸フィルム、その製造方法、及び液晶表示装置 Download PDF

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Publication number
WO2009069469A1
WO2009069469A1 PCT/JP2008/070588 JP2008070588W WO2009069469A1 WO 2009069469 A1 WO2009069469 A1 WO 2009069469A1 JP 2008070588 W JP2008070588 W JP 2008070588W WO 2009069469 A1 WO2009069469 A1 WO 2009069469A1
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WO
WIPO (PCT)
Prior art keywords
stretched film
layer
producing
liquid
crystal display
Prior art date
Application number
PCT/JP2008/070588
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English (en)
French (fr)
Inventor
Tadashi Takizawa
Original Assignee
Zeon 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
Application filed by Zeon Corporation filed Critical Zeon Corporation
Priority to CN200880118032.4A priority Critical patent/CN101932446B/zh
Priority to KR1020107011495A priority patent/KR101509276B1/ko
Priority to JP2009543752A priority patent/JP5316421B2/ja
Priority to US12/744,909 priority patent/US8993075B2/en
Publication of WO2009069469A1 publication Critical patent/WO2009069469A1/ja

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    • 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
    • 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
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B29C55/16—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial simultaneously
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B23/00—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
    • B32B23/20—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising esters
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    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
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    • B32B27/365—Layered products comprising a layer of synthetic resin comprising polyesters comprising polycarbonates
    • 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
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
    • 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
    • B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
    • B29K2033/04—Polymers of esters
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    • 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
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    • 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
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    • C09K2323/03—Viewing layer characterised by chemical composition
    • C09K2323/035—Ester polymer, e.g. polycarbonate, polyacrylate or polyester
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract

　熱可塑性樹脂１からなるＢ１層と、スチレン系樹脂からなるＡ層と、熱可塑性樹脂２からなるＢ２層とが、この順に積層されてなる、幅が１０００ｍｍを超える長尺の延伸フィルムであり、前記延伸フィルムに占めるＡ層の割合が４５重量％以下であり、少なくとも１０００ｍｍの幅方向に亘って、幅方向に対する配向角θの平均値が０°±１°、配向角θのバラツキが０．５°以下であり、Ｎｚ係数の値が－３．５～－０．５の範囲にある延伸フィルムである。
PCT/JP2008/070588 2007-11-27 2008-11-12 延伸フィルム、その製造方法、及び液晶表示装置 WO2009069469A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN200880118032.4A CN101932446B (zh) 2007-11-27 2008-11-12 拉伸膜、其制造方法、以及液晶显示装置
KR1020107011495A KR101509276B1 (ko) 2007-11-27 2008-11-12 연신 필름, 그 제조 방법, 및 액정 표시 장치
JP2009543752A JP5316421B2 (ja) 2007-11-27 2008-11-12 延伸フィルム、その製造方法、及び液晶表示装置
US12/744,909 US8993075B2 (en) 2007-11-27 2008-11-12 Stretched film, process for producing the same, and liquid crystal display device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-305977 2007-11-27
JP2007305977 2007-11-27

Publications (1)

Publication Number Publication Date
WO2009069469A1 true WO2009069469A1 (ja) 2009-06-04

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PCT/JP2008/070588 WO2009069469A1 (ja) 2007-11-27 2008-11-12 延伸フィルム、その製造方法、及び液晶表示装置

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US (1) US8993075B2 (ja)
JP (1) JP5316421B2 (ja)
KR (1) KR101509276B1 (ja)
CN (1) CN101932446B (ja)
TW (1) TWI453238B (ja)
WO (1) WO2009069469A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012035445A (ja) * 2010-08-04 2012-02-23 Nippon Zeon Co Ltd 延伸光学フィルムの製造方法
JP2014238587A (ja) * 2014-07-08 2014-12-18 日本ゼオン株式会社 光学積層体

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008136346A1 (ja) * 2007-04-26 2008-11-13 Zeon Corporation 表示画面用保護フィルムおよび偏光板
KR101427017B1 (ko) * 2010-12-09 2014-08-05 스미또모 가가꾸 가부시키가이샤 편광성 적층 필름 및 편광판의 제조 방법
JP6251959B2 (ja) * 2013-01-31 2017-12-27 日本ゼオン株式会社 位相差フィルムの製造方法
CN107250850A (zh) * 2014-10-02 2017-10-13 日东电工株式会社 光学膜层叠体、使用光学膜层叠体的光学显示装置、和透明保护膜
WO2017145935A1 (ja) * 2016-02-22 2017-08-31 富士フイルム株式会社 光学フィルム、光学フィルムの製造方法および表示装置
CN109415526B (zh) * 2016-07-12 2021-08-10 电化株式会社 双轴拉伸片及其成形品
JP6891902B2 (ja) * 2016-10-31 2021-06-18 日本ゼオン株式会社 積層フィルム、その製造方法、偏光板、及び表示装置

Citations (5)

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JP2004233666A (ja) * 2003-01-30 2004-08-19 Nippon Zeon Co Ltd 光学積層体原反の製造方法、光学積層体、バックライトユニット及び液晶表示装置
JP2005274725A (ja) * 2004-03-23 2005-10-06 Nippon Zeon Co Ltd 光学積層体、光学素子及び液晶表示装置
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JP5316421B2 (ja) 2013-10-16
CN101932446A (zh) 2010-12-29
KR20100092457A (ko) 2010-08-20
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KR101509276B1 (ko) 2015-04-06
US8993075B2 (en) 2015-03-31

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