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81. 发明专利

JP2006065258A Retardation plate, novel polymer, optical film and image display apparatus 有权
标题翻译：延迟板，新型聚合物，光学膜和图像显示装置
公开(公告)号：JP2006065258A
公开(公告)日：2006-03-09
申请号：JP2004266757
申请日：2004-09-14
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： OMORI YUTAKA , SAKAMOTO MICHIE , NAKANO SHUSAKU , KONISHI TAKAHISA , UMEMOTO SEIJI
IPC分类号： G02B5/30 , C08F16/38 , G02F1/13363
CPC分类号： C08F216/38 , C08F8/48 , C08F216/06 , C08J5/18 , G02B5/3083 , Y10T428/1036 , C08F8/28 , C08F16/06
摘要： PROBLEM TO BE SOLVED: To provide a retardation plate which to made a relatively thin layer and exhibits wavelength dispersion of about λ/2 or λ/4 retardation with respect to light rays at a wavelength λ in approximately the entire visible region. SOLUTION: The retardation plate comprises a monolayer film having a birefringent chain polymer orientated, wherein the polymer has a repeating unit of the structure of general formula (V). In the general formula (V), R 3 represents a hydrogen atom or a 1-8C alkyl group; each of R 4 and R 8 independently represents a hydrogen atom, 1-4C linear or branched alkyl group, 1-4C linear or branched alkoxyl group, 1-4C linear or branched thioalkoxyl group, halogen, nitro group, amino group, hydroxyl group or thiol group (with the proviso that R 4 and R 8 are not simultaneously hydrogen atoms); and each of R 5 to R 7 independently represents a hydrogen atom or a substituent. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供相对于大致整个可见区域中的相对于波长λ的光线而言，具有相对薄的层并且具有约λ/ 2或λ/ 4延迟的波长色散的延迟板。解决方案：相位差板包括具有双折射链聚合物取向的单层膜，其中聚合物具有通式（V）结构的重复单元。在通式（V）中，R 3代表氢原子或1-8C烷基; 1-4个直链或支链烷基，1-4C直链或支链烷氧基，1-4C直链或支链烷氧基，1-4C直链或支链烷基，1-4C直链或支链烷氧基，1-4C直链或支链烷基，支链硫代烷氧基，卤素，硝基，氨基，羟基或硫醇基（条件是R 4 和R 8 不同时为氢原子）; 并且R 5 至R 7 中的每一个独立地表示氢原子或取代基。版权所有（C）2006，JPO＆NCIPI

82. 发明专利

JP2006011369A Liquid crystal display device 有权
标题翻译：液晶显示装置
公开(公告)号：JP2006011369A
公开(公告)日：2006-01-12
申请号：JP2005092131
申请日：2005-03-28
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： KAWAI MASAYUKI , YANO SHUJI , UMEMOTO SEIJI
IPC分类号： G02F1/13363 , G02B5/30
摘要： PROBLEM TO BE SOLVED: To provide a lateral electric field system liquid crystal display device which exhibits a high contrast ratio. SOLUTION: The liquid crystal display device comprising a lateral electric field system liquid crystal panel, first and second polarizing plates, first and second optical films is characterized in that the first optical film includes a phase difference film A1 having a relation of nz>nx≥ny and a phase difference film B having an in-plane phase difference (Re) of 200 to 300 nm, a relation of nx>nz>ny and a three-dimensional refractive index controlled, the second optical film includes a phase difference film A2 having a relation of nz>nx≥ny, and the phase delay axis of the phase difference film B is parallel with or perpendicular to the absorption axis of the first and second polarizing plates. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供展现出高对比度的横向电场系统液晶显示装置。解决方案：包括横向电场系统液晶面板，第一和第二偏振片，第一和第二光学膜的液晶显示装置的特征在于，第一光学膜包括具有nz关系的相位差膜A1 >nx≥ny和具有200〜300nm的面内相位差（Re）的相位差膜B，nx> nz> ny的关系和被控制的三维折射率的关系，所述第二光学膜包括相位具有nz>nx≥ny的关系的差分膜A2，相位差膜B的相位延迟轴与第一和第二偏振片的吸收轴平行或垂直。版权所有（C）2006，JPO＆NCIPI

83. 发明专利

JP2005095900A Recessed portion forming method, optical film manufacturing method, liquid crystal display device 审中-公开
标题翻译：液晶成像方法，光学膜制造方法，液晶显示装置
公开(公告)号：JP2005095900A
公开(公告)日：2005-04-14
申请号：JP2003329405
申请日：2003-09-22
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： AMINO ICHIRO , UMEMOTO SEIJI
IPC分类号： G02B6/00 , B23K26/00 , B23K26/06 , B23K26/38 , B29C39/02 , B29C39/26 , B29K101/10 , B29L11/00 , G02B5/02 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide a recessed portion forming method capable of forming a light emission means which is excellent in shape accuracy and hardly causes degradation of the display quality due to parallax when forming a large number of recessed portions in which the etched state by laser beams is changed over a permissible range of uniformity. SOLUTION: When forming recessed portions of the number P exceeding the limit number L capable of maintaining formation of the recessed portions on one side of a polymer film with the permissible accuracy under the same condition in a discontinuously distributed manner by repeating the operation of forming the recessed portions by partially etching the polymer film with irradiation of laser beams via a projection mask to regulate the light irradiation shape, the operation of forming P of recessed portions is divided into m times to satisfy an inequality m ≥ P/L, the forming number Q of the recessed portions per 1/m times satisfies inequalities L/2 COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：解决问题的方案：提供一种能够形成形状精度优异的发光装置的凹陷部分形成方法，并且当形成多个凹部时，难以引起由视差引起的显示质量的劣化，激光束的蚀刻状态在容许的均匀范围内变化。解决方案：当以不连续分布的方式形成数量P超过限制数L的凹陷部分时，能够以不连续分布的方式在允许精度的同一条件下保持形成聚合物膜的一侧的凹陷部分，通过经由投影掩模照射激光来部分地蚀刻聚合物膜以调节光照射形状来形成凹部，将形成凹陷部的P的操作分成m次以满足不等式m≥P/ L，每1 / m次的凹部的形成数Q满足不等式L / 2

84. 发明专利

JP2004184790A Optical film and liquid crystal display 审中-公开
公开(公告)号：JP2004184790A
公开(公告)日：2004-07-02
申请号：JP2002353290
申请日：2002-12-05
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： KINOSHITA RIYOUJI , AMINO ICHIRO , ARIYOSHI TOSHIHIKO , UMEMOTO SEIJI , NAKANO YUUKI
IPC分类号： G02B6/00 , F21V8/00 , F21Y103/00 , G02B5/02 , G02F1/1335
摘要： PROBLEM TO BE SOLVED: To provide an optical film that can change the optical path of colorless light incident from a flank or a corner part of a liquid crystal panel to a viewing direction, hardly colors the illumination light and keeps excellent brightness and uniformity, and that can form an excellently thin and lightweight liquid crystal display device.
SOLUTION: An optical film (1) has a transparent resin layer (1A) of -0.02 to 0.04 refractive index difference and ≤10×10
-12 m
2 /N photoelasticity coefficient on one surface of a transparent film (1B). The transparent resin layer has a plurality of light emitting means (A) each composed of a recessed part having an optical path conversion slope (a) slanting at a 35 to 48° to the film surface. The liquid crystal display is constituted by arranging the optical film on at least on one side of a liquid crystal cell of a liquid crystal display panel.
COPYRIGHT: (C)2004,JPO&NCIPI

85. 发明专利

JP2004182806A Method for forming recess and method for producing optical element 有权
标题翻译：形成记录的方法和用于生产光学元件的方法
公开(公告)号：JP2004182806A
公开(公告)日：2004-07-02
申请号：JP2002349662
申请日：2002-12-02
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： NAKANO YUUKI , ARIYOSHI TOSHIHIKO , UMEMOTO SEIJI , AMINO ICHIRO , KINOSHITA RIYOUJI
IPC分类号： G02B5/02 , C08J7/00 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide a method whereby in forming a recess on a polymer film by dry etching, the edge of the recess can be prevented from being rounded and to provide a method for producing a thin lightweight optical element having small recesses distributed with good positional accuraay and having a light-emitting means for efficiently changing the optical path of incident light so that horizontal incident light is shifted into vertical incident light. SOLUTION: The method for forming recesses comprises, in forming at least one recess of a specified shape by partly dry-etching at least one point on a polymer film, forming a metal film on the surface to be processed of the polymer and applying dry etching from the surface of the metal film to form the specified number of recesses having the specified shape and piercing the metal film parts. The method for forming the optical element comprises forming a light-emitting means by discontinuously distributing a plurality of recesses each provided with an optical path change slope with an angle of slope of 35 to 48 degrees on either surface of the polymer film. COPYRIGHT: (C)2004,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种通过干蚀刻在聚合物膜上形成凹陷的方法，可以防止凹部的边缘变圆，并提供一种制造具有小的轻质光学元件的方法具有良好的位置精度分布的凹部，并且具有用于有效地改变入射光的光路的发光装置，使得水平入射光被移入垂直入射光。解决方案：用于形成凹部的方法包括在通过部分干蚀刻聚合物膜上的至少一个点形成至少一个具有指定形状的凹部，在聚合物的待加工表面上形成金属膜，以及从金属膜的表面施加干蚀刻以形成指定数量的具有指定形状的凹槽并刺穿金属膜部分。形成光学元件的方法包括通过不连续地分布多个凹槽来形成发光装置，所述多个凹槽在聚合物膜的任一表面上具有35至48度的斜率角的光路改变斜面。版权所有（C）2004，JPO＆NCIPI

86. 发明专利

JP2003322852A Reflective liquid crystal display and optical film 审中-公开
标题翻译：反射液晶显示和光学膜
公开(公告)号：JP2003322852A
公开(公告)日：2003-11-14
申请号：JP2002131305
申请日：2002-05-07
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： NAKANO YUUKI , ARIYOSHI TOSHIHIKO , UMEMOTO SEIJI , KINOSHITA RIYOUJI
IPC分类号： G02B6/00 , F21V8/00 , G02F1/1335 , G02F1/13357
CPC分类号： G02B6/0038 , G02F2001/133616
摘要： PROBLEM TO BE SOLVED: To provide a reflective liquid crystal display for dual purpose of external light/illumination of which the cell substrate is hard to be destroyed by a peeling work in the case of reworking an illumination mechanism and which is easily made thinner and lighter in weight.
SOLUTION: The reflective liquid crystal display has a reflective liquid crystal display panel constituted by providing a transparent optical film (40) of which the radius of curvature at destruction is equal to or less than 5 mm via a polarization layer (25) on the outside of a substate on the visual recognition side in a liquid crystal cell formed by interposing a liquid crystal (30) between substrates (20, 10) on the visual recognition side and the rear side both having transparent electrodes on a transparent substrate, wherein the electrode sides are opposedly arranged. The reflective liquid crystal display panel has a reflection layer (13) outside the substrate on the rear side. The optical film (40) is provided with a plurality of optical path conversion slants (A1) with inclination angles of 35 to 48 degrees to the reference plane of the substrate on the visual recognition side, and an illuminator (51) is installed on one, two or more sides of the optical film. The optical film is also provided. Consequently, the optical film has excellent flexibility and forms a front light mechanism in association with the illuminator.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种用于外部光/照明的双重目的的反射型液晶显示器，在对照明机构进行重新加工的情况下，通过剥离工作难以破坏电池基板，并且易于制造更薄更轻的重量。解决方案：反射型液晶显示器具有反射型液晶显示面板，该反射型液晶显示面板通过偏振层（25）提供破坏的曲率半径等于或小于5mm的透明光学膜（40）在通过在透明基板上具有透明电极的可视识别侧的基板（20,10）和具有透明电极的背面之间插入液晶（30）而形成的液晶单元的视觉识别侧的基底的外侧，其中电极侧相对布置。反射型液晶显示面板在背面的基板的外侧具有反射层（13）。光学薄膜（40）具有多个光学转换斜面（A1），倾斜角度与视觉识别侧的基板的基准平面成35度至48度，照明器（51）安装在一个，光学膜的两侧或两侧。还提供了光学膜。因此，光学膜具有优异的柔性并与照明器相关联地形成前光机构。版权所有（C）2004，JPO

87. 发明专利

JP2003307733A Reflective liquid crystal display device 审中-公开
标题翻译：反射型液晶显示装置
公开(公告)号：JP2003307733A
公开(公告)日：2003-10-31
申请号：JP2002115609
申请日：2002-04-18
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： KONISHI TAKAHISA , SAIKI YUJI , UMEMOTO SEIJI
IPC分类号： G02F1/13357 , F21V8/00
摘要： PROBLEM TO BE SOLVED: To develop a reflection type liquid crystal display device used in both of external light and lighting modes which has superior display quality of lightness and its uniformity, etc., while made thin and lightweight. SOLUTION: The reflection type liquid crystal display device has a lighting device (2) on one or more flanks of a reflection type liquid crystal display panel characterized in: having a polarizing layer (15) outside a view-side substrate of a liquid crystal cell, constituted by sandwiching liquid crystal (13) between view-side and rear-side substrates (11, 12) made of transparent substrates having transparent electrodes and having their electrodes opposite each other, across an optical path control layer (13) having a plurality of optical path converting oblique surfaces (A1) having tilt angles 35 to 48° to the reference plane of the substrate; having a polarizing layer (17) outside the back-side substrate across a transparent layer (16) having a lower refractive index than the substrate; and having at least a reflecting layer (18) outside the polarizing layer. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：为了开发出具有优异的亮度和均匀性等的显示质量优异的外部光和照明模式的反射型液晶显示装置，同时制成薄型且轻便。解决方案：反射型液晶显示装置在反射型液晶显示面板的一个或多个侧面上具有照明装置（2），其特征在于：在偏光层（15）的侧视图侧液晶单元，其通过将光学路径控制层（13）上的由具有透明电极且彼此相对的透明基板制成的观看侧和后侧基板（11,12）之间夹持液晶（13）具有多个相对于基板的参考平面倾斜角度为35°至48°的倾斜表面（A1）的光路转换; 在背面基板的外侧具有折射率比基板低的透明层（16）的偏振层（17）; 并且在偏振层外至少具有反射层（18）。版权所有（C）2004，JPO

88. 发明专利

JP2003279713A Optical film and liquid crystal display 审中-公开
标题翻译：光学薄膜和液晶显示器
公开(公告)号：JP2003279713A
公开(公告)日：2003-10-02
申请号：JP2002087818
申请日：2002-03-27
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： KINOSHITA RIYOUJI , ARIYOSHI TOSHIHIKO , UMEMOTO SEIJI , NAKANO YUUKI
IPC分类号： G02B5/02 , G02F1/1335 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide an optical member for forming a thin, lightweight and bright liquid crystal display and with display that is easy to see by hardly scratching a light emitting means, making reflection efficiency of transmission light excellent, and efficiently converting an optical path of light incident from a side of a liquid crystal display panel in the visible direction. SOLUTION: A hard coat film (11) is adhered through a transparent adhesion layer (12) on a formation face of the light emitting means in an optical path control layer (13) of light transmission having on one side the light emitting means. On its side, a plurality of micro recess parts (A) provided with an optical path slope (a) whose inclined angle to a plane is 35-48° are discontinuously distributed. An optical film is not brought into contact with the adhesive layer at 70% or greater of the optical path conversion slope, and adhered through the adhesion layer so that the optical film is at a visible side of the liquid crystal display panel and the hard coat film side is outside. The reflective liquid crystal display is provided with the liquid crystal display panel with an optical reflective layer and a liquid crystal layer modulating light through an electric field. COPYRIGHT: (C)2004,JPO
摘要翻译：解决的问题：为了提供一种用于形成薄的，轻质的和明亮的液晶显示器的光学构件以及通过难以划伤发光装置而容易看到的显示器，使得透射光的反射效率优异，并且高效将从液晶显示面板的一侧入射的光的光路转换成可见方向。解决方案：在透光性光路控制层（13）中，硬涂层（11）通过透光粘合层（12）粘附在发光装置的形成面上，其中一侧具有发光手段。在其一侧上，设置有与平面的倾斜角度为35-48°的光路斜面（a）的多个微凹部（A）不连续地分布。在光路转换斜率的70％以上，光学膜不与粘合剂层接触，并且通过粘合层附着，使得光学膜位于液晶显示面板的可见侧，硬涂层电影方面在外面。反射型液晶显示器具有带有光反射层的液晶显示面板和通过电场调制光的液晶层。版权所有（C）2004，JPO

89. 发明专利

JP2003075832A External-light and lighting type liquid crystal display device 有权
标题翻译：外灯和照明类型液晶显示装置
公开(公告)号：JP2003075832A
公开(公告)日：2003-03-12
申请号：JP2001266781
申请日：2001-09-04
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： NAKANO YUUKI , ARIYOSHI TOSHIHIKO , UMEMOTO SEIJI , KINOSHITA RIYOUJI
IPC分类号： G02F1/13357 , F21V8/00 , F21Y103/00 , G09F9/00
摘要： PROBLEM TO BE SOLVED: To develop an external-light and lighting type liquid crystal display device which can make a side light type light guide plate thinner and less lightweight although the side light type light guide is made thin and lightweight to a minimum by a conventional method. SOLUTION: The external light and lighting type liquid crystal display device has a lighting device (50) on one or more flanks of a transmission type liquid crystal display panel (100) equipped with a liquid crystal cell (90) formed by sandwiching liquid crystal (30) between view-side and back-side cell substrates (10, 20) formed by providing at least transparent electrodes (12, 22) to transparent substrates (11, 21) and arranged having their electrodes opposite each other, and also has an optical path control layer (40) of 10 to 300 μm in thickness with a light projection means (A) on the external surface side of the back-side substrate and a light reflecting layer (60); and the light projection means has an optical path converting slanting surface (A1) which reflects light made incident from the flank through the lighting device to the side of the view-side cell substrate.
摘要翻译：要解决的问题：为了开发能够使侧光型导光板更薄且重量轻的外光和照明型液晶显示装置，尽管侧光型导光体通过常规的方式制成薄和轻重量至少最小方法。解决方案：外部光照型液晶显示装置在透射型液晶显示面板（100）的一个或多个侧面上具有照明装置（50），该透射型液晶显示面板配备有通过夹持液晶而形成的液晶单元（90）通过向透明基板（11,21）提供至少透明电极（12,22）而形成并且将它们的电极彼此相对布置而形成的观察侧和背面单元基板（10,20）之间，并且还具有在背面基板的外表面侧的光投影装置（A）和光反射层（60）的厚度为10〜300μm的光路控制层（40）并且光投射装置具有将通过照明装置从侧面入射的光反射到观看侧单元基板侧的倾斜面（A1）的光路。

90. 发明专利

JP2003075635A Optical film, polarizing plate and display device 审中-公开
标题翻译：光学薄膜，极化板和显示装置
公开(公告)号：JP2003075635A
公开(公告)日：2003-03-12
申请号：JP2001266782
申请日：2001-09-04
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： YANO SHUJI , UMEMOTO SEIJI
IPC分类号： G02B5/30 , B32B7/02 , G02F1/1335 , G02F1/13363 , G09F9/00
摘要： PROBLEM TO BE SOLVED: To develop an optical film excellently maintaining an intersecting relation between optical axes (slow axes) even when a viewpoint is varied and forming a liquid crystal display device with excellent display quality, a quarter-wave plate, etc. SOLUTION: When the directions in the film surface, the film thickness direction and refractive indexes of them are respectively defined and represented as X-, Y-, Z-axis, nx, ny and nz and the film thickness is represented by d and relations (nx-ny)d=Re and (nx-nz)/(nx-ny)=Nz hold, the optical film is constructed by laminating a birefringent film A having 200 to 350 nm Re and 0.1 to 0.4 Nz and a birefringent film B having 100 to 175 nm Re and 0.3 to 0.7 Nz so as to make their optical axes mutually intersect, and a polarizing plate is constructed by laminating a film having a polarizing function on the birefringent film A side of the optical film. The liquid crystal display device or a display device is constructed by arranging the polarizing plate on at least one side or on the outermost surface of a liquid crystal cell so as to place the film with the polarizing function on the outside.
摘要翻译：要解决的问题：即使在视点变化并且形成具有优异的显示质量的液晶显示装置，四分之一波片等的情况下，也开发出光轴（慢轴）之间的交叉关系良好的光学膜。解决方案：当膜表面的方向，膜厚度方向和折射率分别被定义为X，Y，Z轴，nx，ny和nz时，膜厚由d表示，关系式（nx -ny）d = Re和（nx-nz）/（nx-ny）= Nz hold，通过层压具有200〜350nm Re和0.1〜0.4Nz的双折射膜A和具有 100〜175nm的Re和0.3〜0.7Nz，使得它们的光轴相互交叉，并且通过在光学膜的双折射膜A侧层压具有偏振功能的膜来构成偏振片。液晶显示装置或显示装置是通过将偏振片设置在液晶单元的至少一个面或最外表面上，以将具有偏振功能的膜放置在外部而构成的。

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