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1. 发明授权

US07307679B2 Liquid-crystal display and polarizing plate 有权
标题翻译：液晶显示屏和偏光板
公开(公告)号：US07307679B2
公开(公告)日：2007-12-11
申请号：US11034729
申请日：2005-01-14
申请人： Kentaro Toyooka , Yusuke Ohashi , Junichi Hirakata
发明人： Kentaro Toyooka , Yusuke Ohashi , Junichi Hirakata
IPC分类号： G02F1/1335 , G02F1/1337
CPC分类号： G02B5/3083 , G02B5/3016 , G02F1/13363 , G02F2001/133531 , G02F2001/133633 , G02F2413/02 , G02F2413/08
摘要： A novel liquid crystal display is disclosed. The display comprises a pair of substrates disposed facing each other and at least one of which has an electrode, a liquid-crystal layer being sandwiched in between the pair of substrates and comprising liquid-crystal molecules aligned along with a first alignment axis and a second alignment axis respectively formed on facing surfaces of the first and second substrates, a pair of polarizing plates disposed sandwiching the liquid-crystal layer, and at least an optically anisotropic layer disposed between the liquid-crystal layer and either of the polarizing plates, and comprising at least one liquid crystal compound which is aligned along with a third alignment axis and is fixed in the alignment state. And their disposition satisfies at least one of Condition (1): the alignment axes of the substrates are not parallel to transmission axes of the polarizing plates; and Condition (2): the alignment axis of the substrate is not parallel to the alignment axis of the optically anisotropic layer.
摘要翻译：公开了一种新型液晶显示器。显示器包括彼此面对的一对基板，并且其中至少一个具有电极，液晶层夹在该对基板之间并且包括与第一对准轴对齐的液晶分子和第二对准轴分别形成在第一和第二基板的相对表面上的对准轴，夹着液晶层的一对偏振片和至少设置在液晶层和偏振片之间的光学各向异性层，并且包括至少一个液晶化合物，其与第三对准轴一起排列并且以取向状态固定。并且它们的配置满足条件（1）中的至少一个：基板的对准轴不平行于偏振板的透射轴; 和条件（2）：基板的对准轴不平行于光学各向异性层的对准轴。

2. 发明申请

US20050157225A1 Liquid-crystal display and polarizing plate 有权
标题翻译：液晶显示屏和偏光板
公开(公告)号：US20050157225A1
公开(公告)日：2005-07-21
申请号：US11034729
申请日：2005-01-14
申请人： Kentaro Toyooka , Yusuke Ohashi , Junichi Hirakata
发明人： Kentaro Toyooka , Yusuke Ohashi , Junichi Hirakata
IPC分类号： G02B5/30 , G02F1/1335 , G02F1/13363
CPC分类号： G02B5/3083 , G02B5/3016 , G02F1/13363 , G02F2001/133531 , G02F2001/133633 , G02F2413/02 , G02F2413/08
摘要： A novel liquid crystal display is disclosed. The display comprises a pair of substrates disposed facing each other and at least one of which has an electrode, a liquid-crystal layer being sandwiched in between the pair of substrates and comprising liquid-crystal molecules aligned along with a first alignment axis and a second alignment axis respectively formed on facing surfaces of the first and second substrates, a pair of polarizing plates disposed sandwiching the liquid-crystal layer, and at least an optically anisotropic layer disposed between the liquid-crystal layer and either of the polarizing plates, and comprising at least one liquid crystal compound which is aligned along with a third alignment axis and is fixed in the alignment state. And their disposition satisfies at least one of Condition (1): the alignment axes of the substrates are not parallel to transmission axes of the polarizing plates; and Condition (2): the alignment axis of the substrate is not parallel to the alignment axis of the optically anisotropic layer.
摘要翻译：公开了一种新型液晶显示器。显示器包括彼此面对的一对基板，并且其中至少一个具有电极，液晶层夹在该对基板之间并且包括与第一对准轴对齐的液晶分子和第二对准轴分别形成在第一和第二基板的相对表面上的对准轴，夹着液晶层的一对偏振片和至少设置在液晶层和偏振片之间的光学各向异性层，并且包括至少一个液晶化合物，其与第三对准轴一起排列并且以取向状态固定。并且它们的配置满足条件（1）中的至少一个：基板的对准轴不平行于偏振板的透射轴; 和条件（2）：基板的对准轴不平行于光学各向异性层的对准轴。

3. 发明授权

US07847897B2 Optical compensation film and liquid crystal display 有权
标题翻译：光学补偿膜和液晶显示器
公开(公告)号：US07847897B2
公开(公告)日：2010-12-07
申请号：US11088993
申请日：2005-03-24
申请人： Junichi Hirakata , Kentaro Toyooka , Hiroyuki Mori
发明人： Junichi Hirakata , Kentaro Toyooka , Hiroyuki Mori
IPC分类号： G02F1/1335
CPC分类号： G02F1/133632
摘要： To provide a liquid crystal display, particularly TN type liquid crystal display capable of remarkably improving brightness inversion resistance at a high contrast with a simple configuration and an optical compensation film which realizes the aforementioned properties, the liquid crystal display includes a pair of polarizing plates, each of the polarizing plates being disposed on an outer side of a liquid crystal layer having a twisted structure, the liquid crystal layer being disposed between substrates facing to each other, at least one of the substrates having an electrode, each of the polarizing plates including a polarizing film, a protective film, and an optical compensation film, wherein the optical compensation film includes a compound having a discotic structure unit, and the compound having a discotic structure unit is aligned such that the average alignment direction of the molecular major axis of the discotic structure unit at each side of the upper and lower optical compensation films facing to the polarizing film cross each other at an angle of not greater than the crossing angle of absorption axes of the pair of polarizing plates.
摘要翻译：为了提供液晶显示器，特别是能够以简单的结构显着提高高对比度的亮度反转电阻的TN型液晶显示器和实现上述性能的光学补偿膜，液晶显示器包括一对偏振片，每个偏振片设置在具有扭曲结构的液晶层的外侧上，液晶层设置在彼此面对的基板之间，至少一个基板具有电极，每个偏振片包括偏振膜，保护膜和光学补偿膜，其中光学补偿膜包括具有盘状结构单元的化合物，并且具有盘状结构单元的化合物被排列成使得分子长轴的平均取向方向上，下光学胶片两边的盘状结构单元面对偏振膜的绝缘膜以不大于该对偏振片的吸收轴的交叉角度的角度交叉。

4. 发明申请

US20050162592A1 Optical compensation film and liquid crystal display 有权
标题翻译：光学补偿膜和液晶显示器
公开(公告)号：US20050162592A1
公开(公告)日：2005-07-28
申请号：US11088993
申请日：2005-03-24
申请人： Junichi Hirakata , Kentaro Toyooka , Hiroyuki Mori
发明人： Junichi Hirakata , Kentaro Toyooka , Hiroyuki Mori
IPC分类号： G02B5/30 , G02F1/1335 , G02F1/13363
CPC分类号： G02F1/133632
摘要： To provide a liquid crystal display, particularly TN type liquid crystal display capable of remarkably improving brightness inversion resistance at a high contrast with a simple configuration and an optical compensation film which realizes the aforementioned properties, the liquid crystal display includes a pair of polarizing plates, each of the polarizing plates being disposed on an outer side of a liquid crystal layer having a twisted structure, the liquid crystal layer being disposed between substrates facing to each other, at least one of the substrates having an electrode, each of the polarizing plates including a polarizing film, a protective film, and an optical compensation film, wherein the optical compensation film includes a compound having a discotic structure unit, and the compound having a discotic structure unit is aligned such that the average alignment direction of the molecular major axis of the discotic structure unit at each side of the upper and lower optical compensation films facing to the polarizing film cross each other at an angle of not greater than the crossing angle of absorption axes of the pair of polarizing plates.
摘要翻译：为了提供液晶显示器，特别是能够以简单的结构显着提高高对比度的亮度反转电阻的TN型液晶显示器和实现上述性能的光学补偿膜，液晶显示器包括一对偏振片，每个偏振片设置在具有扭曲结构的液晶层的外侧上，液晶层设置在彼此面对的基板之间，至少一个基板具有电极，每个偏振片包括偏振膜，保护膜和光学补偿膜，其中光学补偿膜包括具有盘状结构单元的化合物，并且具有盘状结构单元的化合物被排列成使得分子长轴的平均取向方向上，下光学胶片两边的盘状结构单元面对偏振膜的绝缘膜以不大于该对偏振片的吸收轴的交叉角度的角度交叉。

5. 发明申请

US20110311738A1 Process of producing cellulose acylate film, cellulose acylate film, polarizing plate liquid crystal display device and optical compensation film 审中-公开
标题翻译：生产纤维素酰化膜，酰化纤维素膜，偏光板液晶显示装置和光学补偿膜的方法
公开(公告)号：US20110311738A1
公开(公告)日：2011-12-22
申请号：US13067673
申请日：2011-06-20
申请人： Shigeaki Nimura , Ryo Nakamura , Hiroko Kamee , Kentaro Toyooka , Hiroshi Sato , Megumi Sekiguchi , Yukito Saitoh , Akira Yamamoto , Michio Nagai
发明人： Shigeaki Nimura , Ryo Nakamura , Hiroko Kamee , Kentaro Toyooka , Hiroshi Sato , Megumi Sekiguchi , Yukito Saitoh , Akira Yamamoto , Michio Nagai
IPC分类号： C09K19/00 , G02B5/30 , C08B3/00 , B29D7/01 , C08K5/05
CPC分类号： B29C71/0072 , B29C41/24 , B29C55/06 , B29C71/02 , B29K2001/00 , B29K2001/12 , B29K2995/0018 , C08J5/18 , C08J2301/10 , C08L1/10 , G02B5/3033 , Y10T428/1036 , Y10T428/1041
摘要： A process of producing a cellulose acylate film is disclosed. The process comprises a forming step of forming a web of a fluid, comprising a cellulose acylate, aromatic group-containing oligomer and solvent, by casting the fluid onto a support, a stretching step of stretching the web, thereby to align molecules of the aromatic group-containing oligomer along the stretching direction, and a heat-treatment step of subjecting the stretched web to a heat treatment, thereby to at least increase the alignment degree of molecules of the aromatic group-containing oligomer.
摘要翻译：公开了一种生产纤维素酰化物膜的方法。该方法包括通过将流体浇铸到载体上来形成流体的纤维网，其包含纤维素酰化物，含芳族基团的低聚物和溶剂，拉伸步骤，从而使芳族化合物的分子含有基团的低聚物的拉伸方向，以及对拉伸纤维网进行热处理的热处理工序，从而至少提高含芳香族低聚物的分子取向度。

6. 发明申请

US20110090439A1 Retardation film, polarizing plate and liquid crystal display device 审中-公开
标题翻译：延迟膜，偏光板和液晶显示装置
公开(公告)号：US20110090439A1
公开(公告)日：2011-04-21
申请号：US12923926
申请日：2010-10-14
申请人： Shun Nakamura , Kentaro Toyooka , Shigeaki Nimura , Hiroshi Sato
发明人： Shun Nakamura , Kentaro Toyooka , Shigeaki Nimura , Hiroshi Sato
IPC分类号： G02F1/1335
CPC分类号： G02B5/3016 , G02F2413/105
摘要： A retardation film comprising a transparent support, disposed on a surface thereof, an alignment layer and an optically anisotropic layer is disclosed. The transparent support and the optically anisotropic layer satisfy following relations: Re(DLC)
摘要翻译：公开了一种延迟膜，其包括设置在其表面上的透明支撑体，取向层和光学各向异性层。透明支撑体和光学各向异性层满足以下关系：Re（DLC）<60nm（1）（-0.5）×Re（TS）+ 40＆nlE; Re（DLC）＆nlE;（ - 0.5）×Re 80（2）0.5×Rth（TS）-10＆nlE; Re（DLC）＆nlE; 0.5×Rth（TS）+30（3）其中Re（DLC）表示光学各向异性层平面的延迟; Re（TS）表示透明支撑体的平面延迟; 并且Rth（TS）表示沿着透明支撑体的厚度方向的延迟。

7. 发明申请

US20070002232A1 Optical compensation film, polarizing plate and liquid crystal display device 审中-公开
标题翻译：光学补偿膜，偏光板和液晶显示装置
公开(公告)号：US20070002232A1
公开(公告)日：2007-01-04
申请号：US11431745
申请日：2006-05-11
申请人： Kentaro Toyooka , Shoji Yasuda
发明人： Kentaro Toyooka , Shoji Yasuda
IPC分类号： G03C5/00 , G02F1/1335
CPC分类号： G02B5/3016 , G02B5/3083 , G02F1/133528 , G02F1/13363
摘要： A novel optical compensation film is disclosed. The optical compensation film comprises a substrate, and, on the substrate, at least one optically anisotropic layer of a composition comprising a liquid crystalline compound, wherein a difference (H2−H1) between a haze (H2) of the whole of the optical compensation film and a haze (H1) of the substrate along is not more than 0.2%. A novel polarizing plate and liquid crystal display device comprising the optical compensation film are also disclosed.
摘要翻译：公开了一种新颖的光学补偿膜。光学补偿膜包括基底，并且在基底上，包含液晶化合物的组合物的至少一个光学各向异性层，其中差异（H 2 H 2 -H 1 在整个光学补偿膜的雾度（H 2 2/2）之间和基板的雾度（H SUB）之间的差异不大于0.2％）。还公开了一种包括光学补偿膜的新型偏振片和液晶显示装置。

8. 发明申请

US20080199637A1 Optical Compensatory Film, Process for Producing the Same, and Polarizing Plate and Liquid Crystal Display Employing the Same 有权
标题翻译：光学补偿膜，其制造方法以及使用其的偏光板和液晶显示器
公开(公告)号：US20080199637A1
公开(公告)日：2008-08-21
申请号：US11630779
申请日：2005-06-24
申请人： Akinobu Ushiyama , Tokuju Oikawa , Jun Watanabe , Kentaro Toyooka , Shinichi Morishima , Masaki Noro
发明人： Akinobu Ushiyama , Tokuju Oikawa , Jun Watanabe , Kentaro Toyooka , Shinichi Morishima , Masaki Noro
IPC分类号： C09K19/52 , C09K19/00
CPC分类号： C08L1/10 , C08L1/12 , C08L1/14 , G02B5/3083 , G02F1/13363 , Y10T428/1036 , Y10T428/1041
摘要： A novel optical compensatory sheet comprising an optically anisotropic layer comprising at least one liquid crystal compound, at least one cellulose ester, and at least one polymer A comprising at least one repeating unit derived from a monomer having a fluoro-aliphatic group, and at least one repeating unit having a group selected from the group consisting of carboxyl group (—COOH) or a salt thereof, a sulfo group (—SO3H) or a salt thereof and a phosphonoxy group {—OP(═O) (OH)2} or a salt thereof, is disclosed. A novel optical compensatory sheet comprising an optically anisotropic layer comprising at lest one liquid crystal compound at least one polymer C, having a weight average molecular weight of not less than 5000 and less than 20000, represented by a formula (1b), and at least one polymer D, having a weight average molecular weight of not less than 20000, represented by a formula (1b), is also disclosed. In the formula, “A” represents a repeating unit having a group capable of hydrogen bonding, “B” represents a repeating unit having a polymerizable group, and “C” represents a repeating unit derived from an ethylene-type unsaturated monomer. -(A)ai-(B)bj-(C)ck- Formula (1b)
摘要翻译：一种新型光学补偿片，其包括光学各向异性层，其包含至少一种液晶化合物，至少一种纤维素酯和至少一种包含至少一种衍生自具有氟 - 脂族基团的单体的重复单元的聚合物A，并且至少一个具有选自羧基（-COOH）或其盐，磺基（-SO 3 H 3））或其盐和膦氧基（-OP）的基团的重复单元（-O）（OH）2 N 2）或其盐。一种新型光学补偿片，其包含光学各向异性层，其至少包含一种液晶化合物，至少一种聚合物C，其重均分子量不小于5000且小于20000，由式（1b）表示，并且至少还公开了由式（1b）表示的重均分子量不小于20000的一种聚合物D。式中，“A”表示具有氢键的基团的重复单元，“B”表示具有聚合性基团的重复单元，“C”表示来自乙烯系不饱和单体的重复单元。 - （A）ai-（B）bj-（C）ck-公式（1b）<？in-line-formula description =“内联公式”end =“tail”？>

9. 发明授权

US06811833B2 4-membered ring compound and optical phase optical retardation plate using the same 有权
标题翻译： 4元环化合物和使用其的光学相位光学延迟板
公开(公告)号：US06811833B2
公开(公告)日：2004-11-02
申请号：US10244404
申请日：2002-09-17
申请人： Naoyuki Nishikawa , Kentaro Toyooka
发明人： Naoyuki Nishikawa , Kentaro Toyooka
IPC分类号： C09K1952
CPC分类号： C07C237/24 , C07C62/34 , C07C69/757 , C07C69/76 , C07C235/40 , C07C237/42 , C07C323/62 , C07C327/24 , C07C327/26 , C07C327/28 , C07C2601/04 , C07C2601/14 , C07D333/20 , C07D333/38 , Y10T428/10
摘要： A 4-membered compound is represented by the following formula (I) is disclosed (in the formula, X1 and X2 each independently represent an oxygen atom, a sulfur atom or a substituted or unsubstituted imino group, Y1 and Y2 each independently represent a single bond, an oxygen atom or a substituted or unsubstituted imino group, B1 and B2 each independently represent an optionally substituted aliphatic, aliphatic carbonyl, aromatic or aromatic carbonyl group having 1-20 carbon atoms, and A1 and A2 each independently represent a group represented by the following formula (II) (Ar1, Ar2 and Ar3 each independently represent a cyclic group having 5-14 carbon atoms, L1 and L2 each independently represent a single bond or a divalent linking group, and p represents an integer of 0-2)). There is also disclosed a birefringence medium containing a 4-membered compound represented by the formula (I) and an optical element comprising the birefringence medium.
摘要翻译：公开了下式（I）表示的4元化合物（式中，X 1和X 2各自独立地表示氧原子，硫原子或取代或未取代的亚氨基， 1＆gt;和Y 2各自独立地表示单键，氧原子或取代或未取代的亚氨基，B 1和B 2各自独立地表示任选取代的脂族，脂族羰基，芳族或芳族羰基具有1-20个碳原子，并且A 1和A 2各自独立地表示由下式（II）表示的基团（Ar 1，Ar 2和Ar 3）各自独立地表示环状具有5-14个碳原子的基团，L 1和L 2各自独立地表示单键或二价连接基团，p表示0-2的整数））。还公开了含有由式（I）表示的4元化合物和包含双折射介质的光学元件的双折射介质。

10. 发明授权

US08524116B2 Optical compensatory film, process for producing the same, and polarizing plate and liquid crystal display employing the same 有权
标题翻译：光学补偿膜，其制造方法以及使用其的偏振片和液晶显示器
公开(公告)号：US08524116B2
公开(公告)日：2013-09-03
申请号：US11630779
申请日：2005-06-24
申请人： Akinobu Ushiyama , Tokuju Oikawa , Jun Watanabe , Kentaro Toyooka , Shinichi Morishima , Masaki Noro
发明人： Akinobu Ushiyama , Tokuju Oikawa , Jun Watanabe , Kentaro Toyooka , Shinichi Morishima , Masaki Noro
IPC分类号： C09K19/52 , C09K19/00
CPC分类号： C08L1/10 , C08L1/12 , C08L1/14 , G02B5/3083 , G02F1/13363 , Y10T428/1036 , Y10T428/1041
摘要： A novel optical compensatory sheet comprising an optically anisotropic layer comprising at least one liquid crystal compound, at least one cellulose ester, and at least one polymer A comprising at least one repeating unit derived from a monomer having a fluoro-aliphatic group, and at least one repeating unit having a group selected from the group consisting of carboxyl group (—COOH) or a salt thereof, a sulfo group (—SO3H) or a salt thereof and a phosphonoxy group {—OP(═O) (OH)2} or a salt thereof, is disclosed. A novel optical compensatory sheet comprising an optically anisotropic layer comprising at lest one liquid crystal compound at least one polymer C, having a weight average molecular weight of not less than 5000 and less than 20000, represented by a formula (1b), and at least one polymer D, having a weight average molecular weight of not less than 20000, represented by a formula (1b), is also disclosed. In the formula, “A” represents a repeating unit having a group capable of hydrogen bonding, “B” represents a repeating unit having a polymerizable group, and “C” represents a repeating unit derived from an ethylene-type unsaturated monomer. -(A)ai-(B)bj-(C)ck- Formula (1b)
摘要翻译：一种新型光学补偿片，其包括光学各向异性层，其包含至少一种液晶化合物，至少一种纤维素酯和至少一种包含至少一种衍生自具有氟 - 脂族基团的单体的重复单元的聚合物A，并且至少一个具有选自羧基（-COOH）或其盐，磺基（-SO 3 H）或其盐和膦酰氧基{-OP（= O）（OH）2）的基团的重复单元）或其盐。一种新型光学补偿片，其包含光学各向异性层，其至少包含一种液晶化合物，至少一种聚合物C，其重均分子量不小于5000且小于20000，由式（1b）表示，并且至少还公开了由式（1b）表示的重均分子量不小于20000的一种聚合物D。式中，“A”表示具有氢键的基团的重复单元，“B”表示具有聚合性基团的重复单元，“C”表示来自乙烯系不饱和单体的重复单元。 - （A）ai-（B）bj-（C）ck-式（1b）

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