JP5154945B2 - 配向膜の要らないホメオトロピック配向液晶フィルム及びその製造方法 - Google Patents
配向膜の要らないホメオトロピック配向液晶フィルム及びその製造方法 Download PDFInfo
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- JP5154945B2 JP5154945B2 JP2007545374A JP2007545374A JP5154945B2 JP 5154945 B2 JP5154945 B2 JP 5154945B2 JP 2007545374 A JP2007545374 A JP 2007545374A JP 2007545374 A JP2007545374 A JP 2007545374A JP 5154945 B2 JP5154945 B2 JP 5154945B2
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- 0 C=*c1ccc(*c(cc2)ccc2C#N)cc1 Chemical compound C=*c1ccc(*c(cc2)ccc2C#N)cc1 0.000 description 2
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- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
- C09K19/14—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a carbon chain
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- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3098—Unsaturated non-aromatic rings, e.g. cyclohexene rings
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- C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
- C09K19/54—Additives having no specific mesophase characterised by their chemical composition
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- C09K19/00—Liquid crystal materials
- C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
- C09K19/54—Additives having no specific mesophase characterised by their chemical composition
- C09K19/56—Aligning agents
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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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133703—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by introducing organic surfactant additives into the liquid crystal material
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- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K2019/0444—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group
- C09K2019/0448—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group the end chain group being a polymerizable end group, e.g. -Sp-P or acrylate
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- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
- C09K2019/528—Surfactants
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- 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
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- Optics & Photonics (AREA)
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- Laminated Bodies (AREA)
Description
(数式1)
Rth = Δn・d = (ne-no)・d
(式中、noは(nx+ny)/2で計算され、neはnzである)
液晶コーティング用基材としてポリエチレンテレフタレートフィルム(商品名:SH34、韓国のSKC社製造)をコロナ放電処理したこと以外には実施例1と同一な反応性液晶混合物溶液のコーティングと光硬化操作によって厚さ1.0μmの液晶フィルムを製作し、実施例1と同一な方法で液晶フィルムの位相差を測定した。
液晶コーティング用基材としてノルボネン誘導体フィルム(商品名:Zeonor、日本のゼオン社製造)をコロナ放電処理したこと以外には実施例1と同一な反応性液晶混合物溶液と光硬化操作によって厚さ1.0μmの液晶フィルムを製作した。
液晶コーティング用基材としてトリアセチルセルロースフィルム(商品名:80UZ、日本のフジ社製造)を親水性処理中から特にアルカリ処理し、プラスチック基材であるトリアセチルセルロースフィルムの表面にアルカリ処理を施す過程は下記のように行った。
実施例5では、界面活性剤を含む重合可能である反応性液晶混合物溶液内に含まれている界面活性剤の量の変化によるホメオトロピック配向液晶フィルムの配向特性を確認するため、前記反応性液晶混合物溶液内に含有された固形分100重量%基準にしてフルオロ系列の界面活性剤のFC4430がそれぞれ0.4、1.2、2.0重量%が含まれた界面活性剤を含む重合可能である反応性液晶混合物溶液を準備した。
実施例1で使用した界面活性剤を含む重合可能である反応性液晶混合物溶液において、フルオロ系列の界面活性剤のFC4430の代わりにシリコーン系列の界面活性剤のBYK-300(商品名:BYK-Chemie社製造)を前記反応性液晶混合物溶液内に含まれた固形分100重量%対比2.0重量%添加した。前記の溶液を使用したこと以外には実施例1と同一な操作によって厚さ1.0μmの液晶フィルムを製作した。
実施例1で使用した界面活性剤を含む重合可能である反応性液晶混合物溶液において、界面活性剤のみを除去した重合可能な液晶混合物溶液を実施例1からコーティングした同一な基材上に同一な操作で厚さ1.0μmの液晶フィルムを製作した。
液晶コーティング用基材としてコロナ放電処理やアルカリ処理をしないトリアセチルセルロースフィルム(商品名:80UZ、日本のフジ社製造)を使用し、余りは実施例1と同一な方法で液晶フィルムを製作した。
HEA(Hydroxyethyl acrylate)30重量%、HDDA(Hexanediol diacrylate)30重量%、PETA(Pentaerythritol Triacrylate)35重量%及びイガキュア907(スイスのCia-Geigy社製造)5.0重量%の割合で混合された固形分をIPA(Isopropyl alcohol)70重量%とトルエン30重量%との混合溶剤に固形分の濃度が10%になるように溶解させた後、フルオロカーボン系列の界面活性剤のノベック(商品名:Novec、米国の3M社製造)FC4430を全体溶液中に含まれた固形分100重量%対比2.0重量%になるように添加して配向膜溶液を製造した。
2:偏光子
3:偏光板
4:ホメオトロピック配向液晶フィルム
5:偏光フィルム
6、6′:粘着剤
7、9、10:偏光フィルム
8:位相差フィルム
Claims (2)
- アセテート基を有するセルロース誘導体フィルムをNaOH水溶液に浸して、前記セルロース誘導体フィルム表面で前記アセテート基をアルコール基に加水分解する段階、
プラスチック基材としてのセルロース誘導体フィルム上に、フルオロカーボン系列またはシリコーン系列の界面活性剤からなる群より選択される界面活性剤、重合可能且つ反応性である液晶モノマー、光開始剤、及び溶媒を含む、重合可能且つ反応性である液晶混合物溶液をコーティングすることによって、ホメオトロピック配向液晶フィルムを直接製造する段階、
コーティングされた前記フィルムを光によって硬化させて、99乃至113nmの厚手方向位相差(Rth)値及び0.1乃至10μmの厚さを有するホメオトロピック配向液晶フィルムを得る段階を含み、
ここで、前記反応性液晶モノマーが下記一般式(I)乃至一般式(III):
をそれぞれ有する3つの化合物を含み、
ここで、前記界面活性剤が、全体溶液中に含まれる固形分の総質量を基準にして0.4乃至2.0重量%で使用される、
配向膜を持たないホメオトロピック配向液晶フィルムの製造方法。 - 偏光板の保護フィルムまたは位相差フィルムをプラスチック基材で使用することを特徴とする請求項1に記載の配向膜を持たないホメオトロピック配向液晶フィルムの製造方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2004-0104589 | 2004-12-11 | ||
| KR20040104589 | 2004-12-11 | ||
| PCT/KR2005/004179 WO2006062352A1 (en) | 2004-12-11 | 2005-12-07 | A homeotropic alignment liquid crystal film without alignment layer and method for preparing the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2008523443A JP2008523443A (ja) | 2008-07-03 |
| JP5154945B2 true JP5154945B2 (ja) | 2013-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007545374A Expired - Lifetime JP5154945B2 (ja) | 2004-12-11 | 2005-12-07 | 配向膜の要らないホメオトロピック配向液晶フィルム及びその製造方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US9470928B2 (ja) |
| JP (1) | JP5154945B2 (ja) |
| KR (1) | KR100750476B1 (ja) |
| CN (1) | CN101010269B (ja) |
| TW (1) | TWI321150B (ja) |
| WO (1) | WO2006062352A1 (ja) |
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| JP2004287416A (ja) * | 2003-03-06 | 2004-10-14 | Nitto Denko Corp | 傾斜配向フィルムの製造方法、傾斜配向フィルムおよびそれを用いた画像表示装置 |
| KR100732325B1 (ko) * | 2005-02-16 | 2007-06-25 | 주식회사 엘지화학 | 수직 배향 액정 필름을 포함하는 위상차 필름 및 그제조방법 |
| JP2009109547A (ja) * | 2007-10-26 | 2009-05-21 | Konica Minolta Opto Inc | 位相差フィルム,偏光板および液晶表示装置 |
| TWI387640B (zh) * | 2007-11-23 | 2013-03-01 | Lg Chemical Ltd | 可聚合之液晶組成物,由該組成物所製得之垂直排列液晶膜,以及其製備方法 |
| JP6146935B2 (ja) * | 2013-03-29 | 2017-06-14 | 富士フイルム株式会社 | 位相差フィルムの製造方法 |
| KR102040796B1 (ko) | 2013-07-17 | 2019-11-05 | 동우 화인켐 주식회사 | 위상차 필름 및 이를 구비하는 화상 표시 장치 |
| KR102040797B1 (ko) | 2013-07-31 | 2019-11-05 | 동우 화인켐 주식회사 | 위상차 필름 및 이를 구비하는 화상 표시 장치 |
| KR102073957B1 (ko) | 2013-09-11 | 2020-02-06 | 삼성디스플레이 주식회사 | 액정표시패널 및 그 제조방법 |
| US10106742B2 (en) | 2013-09-13 | 2018-10-23 | Merck Patent Gmbh | Polymerisable liquid crystal material and polymerised liquid crystal film |
| JP6287371B2 (ja) * | 2014-03-10 | 2018-03-07 | 大日本印刷株式会社 | 光学フィルム、光学フィルム用転写体、及び画像表示装置 |
| US9659965B2 (en) | 2014-09-12 | 2017-05-23 | Samsung Display Co., Ltd. | Liquid crystal display device and method of manufacturing the same |
| KR102274545B1 (ko) * | 2014-12-01 | 2021-07-06 | 삼성전자주식회사 | 광학 필름용 조성물, 필름 및 표시 장치 |
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| KR102654168B1 (ko) * | 2016-06-09 | 2024-04-03 | 삼성디스플레이 주식회사 | 액정표시장치 및 그 제조 방법 |
| CN107632727B (zh) * | 2016-07-18 | 2024-04-12 | 京东方科技集团股份有限公司 | 触摸显示屏及其制备方法、显示装置和驱动方法 |
| WO2018030449A1 (ja) | 2016-08-12 | 2018-02-15 | 富士フイルム株式会社 | 光学フィルム、偏光板および画像表示装置 |
| GB201614208D0 (en) | 2016-08-19 | 2016-10-05 | Pilkington Group Ltd | Switchable glazing unit |
| CN110431457B (zh) | 2017-03-22 | 2022-02-22 | 富士胶片株式会社 | 光学薄膜、光学薄膜层叠体、偏振片及图像显示装置 |
| JP6363252B1 (ja) * | 2017-04-24 | 2018-07-25 | 日東電工株式会社 | ホメオトロピック配向液晶フィルムの製造方法 |
| WO2019082960A1 (ja) | 2017-10-27 | 2019-05-02 | 富士フイルム株式会社 | 高分子化合物、液晶組成物、位相差層、光学フィルム、偏光板および画像表示装置 |
| JP6837415B2 (ja) * | 2017-11-21 | 2021-03-03 | 富士フイルム株式会社 | 光学フィルムの製造方法および、光学フィルム、光学フィルム積層体、偏光板、画像表示装置 |
| TWI814843B (zh) * | 2018-07-03 | 2023-09-11 | 日商Dic股份有限公司 | 液晶顯示元件之製造方法 |
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2005
- 2005-12-07 JP JP2007545374A patent/JP5154945B2/ja not_active Expired - Lifetime
- 2005-12-07 CN CN2005800265571A patent/CN101010269B/zh not_active Expired - Lifetime
- 2005-12-07 WO PCT/KR2005/004179 patent/WO2006062352A1/en not_active Ceased
- 2005-12-08 US US11/296,699 patent/US9470928B2/en active Active
- 2005-12-09 TW TW094143710A patent/TWI321150B/zh active
- 2005-12-12 KR KR1020050121835A patent/KR100750476B1/ko not_active Expired - Lifetime
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| KR20060066045A (ko) | 2006-06-15 |
| JP2008523443A (ja) | 2008-07-03 |
| US9470928B2 (en) | 2016-10-18 |
| CN101010269B (zh) | 2011-12-07 |
| KR100750476B1 (ko) | 2007-08-22 |
| CN101010269A (zh) | 2007-08-01 |
| TW200619754A (en) | 2006-06-16 |
| TWI321150B (en) | 2010-03-01 |
| US20060127603A1 (en) | 2006-06-15 |
| WO2006062352A9 (en) | 2009-12-10 |
| WO2006062352A1 (en) | 2006-06-15 |
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