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    • 1. 发明专利
    • Optical film, polarizer, liquid crystal display and homeotropic surfactant
    • 光学膜,极化仪,液晶显示器和家庭表面活性剂
    • JP2012208397A
    • 2012-10-25
    • JP2011075247
    • 2011-03-30
    • Fujifilm Corp富士フイルム株式会社
    • NAGASE HISATONISHIKAWA HIDEYUKIHAGIO HIROYUKIMURAMATSU AYAKO
    • G02B5/30G02F1/13363
    • PROBLEM TO BE SOLVED: To provide an optical film that includes an optical anisotropic layer excellent in adhesiveness between the optical anisotropic layer and an alignment film.SOLUTION: An optical film comprises a base 1, a rubbed alignment film 2 and an optical anisotropic layer 3 including a liquid crystal compound, in this order. The optical anisotropic layer includes at least one type of onium compound represented by general formula (I). In the general formula (I), a ring A represents a quaternary ammonium ion of nitrogen-containing heterocyclic ring, X represents an anion, Lrepresents a divalent linking group, Lrepresents a singly-bonded or divalent linking group, Yrepresents a divalent linking group including a five- or six-membered ring as a partial structure, Z represents a divalent linking group including an alkylene group of Cto Cas a partial structure, and Pand Pindividually and independently represent a monovalent substituent including a polymerizable unsaturated ethylene group.
    • 要解决的问题:提供一种包括光学各向异性层和取向膜之间的粘合性优异的光学各向异性层的光学膜。 解决方案:光学膜依次包括基底1,摩擦取向膜2和包括液晶化合物的光学各向异性层3。 光学各向异性层包括由通式(I)表示的至少一种鎓化合物。 在通式(I)中,环A表示含氮杂环的季铵离子,X表示阴离子,表示二价连接基,L < SP POS =“POST”> 2 表示单键或二价连接基团,Y 1表示包含五元或六元环的二价连接基团 作为部分结构,Z表示作为部分结构的包含C 2 的亚烷基的二价连接基团,以C 20 并且P 1 和P 2 分别独立地表示包含可聚合不饱和亚乙基的一价取代基。 版权所有(C)2013,JPO&INPIT
    • 4. 发明专利
    • Method for manufacturing optical compensation sheet
    • 制造光学补偿表的方法
    • JP2008233758A
    • 2008-10-02
    • JP2007076494
    • 2007-03-23
    • Fujifilm Corp富士フイルム株式会社
    • TOYODA MASAYOSHINISHIKAWA HIDEYUKILI YI
    • G02B5/30G02F1/13363
    • PROBLEM TO BE SOLVED: To provide a method for stably manufacturing a thin optical compensation sheet without unevenness in application. SOLUTION: The method is for manufacturing an optical compensation sheet, that includes a process in which an application liquid containing a kind of liquid crystal compound and at least a kind of fluoro-aliphatic group, containing polymers that contain a repeating unit derived from a monomer represented by general expression (1) is applied to the surface, forming an optical anisotropy layer, and the ratio of a non-liquid crystal component contained in the solid content other than the solvent in the application liquid to the liquid crystal component is 1-15% by mass. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种在不使用不均匀的情况下稳定地制造薄的光学补偿片的方法。 解决方案:该方法用于制造光学补偿片,其包括其中含有一种液晶化合物和至少一种含有聚合物的氟 - 脂族基团的涂布液,其含有重复单元衍生的 将由通式(1)表示的单体用于表面,形成光学各向异性层,将包含在涂布液中的溶剂以外的固体成分中的非液晶成分与液晶成分 为1-15质量%。 版权所有(C)2009,JPO&INPIT
    • 5. 发明专利
    • Retardation plate, preparation method of retardation plate and liquid crystal display device
    • 延迟板,缓冲板和液晶显示装置的制备方法
    • JP2008058487A
    • 2008-03-13
    • JP2006233845
    • 2006-08-30
    • Fujifilm Corp富士フイルム株式会社
    • NISHIKAWA HIDEYUKI
    • G02B5/30G02F1/13363
    • PROBLEM TO BE SOLVED: To provide a preparation method of a retardation plate capable of conveniently preparing a retardation plate which has such a relation that the direction of making a refractive index of the retardation plate largest is perpendicular to the surface of the retardation plate and which is hardly achieved when using the conventional biaxial nematic phase, by providing a biaxial retardation plate of a new type using a biaxial liquid crystalline compound. SOLUTION: The retardation plate has an optically anisotropic layer formed by using at least one layer of liquid crystalline compound, wherein the liquid crystalline compound 1 exhibits biaxial smectic A phase (Fig.1 right). The preparation method of retardation plate comprises: a process of applying a composition which contains the liquid crystalline compound 1 exhibiting biaxial smectic A phase on a transparent support provided with an alignment layer as necessary to form a layer; a process of aligning the liquid crystalline compound 1 by forming the biaxial smectic A phase (Fig.1 right); and a process of making an optically anisotropic layer by fixing the aligned state. The liquid crystal display device uses the retardation plate. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种能够方便地制备延迟板的相位差板的制备方法,该相位差板具有使延迟板最大的折射率的方向垂直于延迟的表面的关系 通过使用双轴液晶化合物提供新型的双轴相位差板,使用常规的双轴向列相时几乎不能实现。 解决方案:相位差板具有通过使用至少一层液晶化合物形成的光学各向异性层,其中液晶化合物1显示双轴近晶A相(图1右)。 相位差板的制备方法包括:根据需要将含有显示双轴近晶A相的液晶性化合物1的组合物涂布在配置有取向层的透明支撑体上形成层的工序; 通过形成双轴近晶A相来对准液晶化合物1的过程(图1右); 以及通过固定取向状态来制造光学各向异性层的工艺。 液晶显示装置使用相位差板。 版权所有(C)2008,JPO&INPIT
    • 10. 发明专利
    • Optical compensation element, manufacturing method thereof, liquid crystal display device and liquid crystal projector
    • 光学补偿元件,其制造方法,液晶显示装置和液晶投影仪
    • JP2007072163A
    • 2007-03-22
    • JP2005259040
    • 2005-09-07
    • Fujifilm Corp富士フイルム株式会社
    • SUGIHARA KOICHINISHIKAWA HIDEYUKI
    • G02B5/30G02B1/11G02F1/13363
    • PROBLEM TO BE SOLVED: To provide an optical anisotropic layer which optically compensates a liquid crystal layer of black display state with higher precision, prevents light leakage over a wide range of viewing angle and hardly causes deterioration in the lapse of time, to provide a manufacturing method of the optical anisotropic layer, to provide a liquid crystal display device having high viewing angle, high contrast, high image quality and long life by using an optical compensation element comprising the optically anisotropic layer, and to provide a liquid crystal projector provided with the liquid crystal display device. SOLUTION: In the optical compensation element and the manufacturing method thereof, at least one layer of the optically anisotropic layer is disposed on at least one side surface of a support, the optically anisotropic layer is formed with a polymerization product of a polymerizable composition containing a polymerizable liquid crystal compound, alignment of the polymerizable liquid crystal compound is fixed and an ultraviolet absorber is included in the optical compensation element. The liquid crystal display device uses the optical compensation element. The liquid crystal projector is provided with a light source, the liquid crystal display device and a projection optical system which images light modulated by the liquid crystal display device on a screen. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供以更高的精度光学地补偿黑色显示状态的液晶层的光学各向异性层,可以在宽的视野范围内防止漏光,并且几乎不会导致时间的流逝, 提供光学各向异性层的制造方法,通过使用包括光学各向异性层的光学补偿元件来提供具有高视角,高对比度,高图像质量和长寿命的液晶显示装置,并且提供一种液晶投影仪 设置有液晶显示装置。 解决方案:在光学补偿元件及其制造方法中,至少一层光学各向异性层设置在支撑体的至少一个侧面上,光学各向异性层由可聚合的 含有可聚合液晶化合物的组合物,可聚合液晶化合物的取向被固定,并且紫外线吸收剂被包括在光学补偿元件中。 液晶显示装置使用光学补偿元件。 液晶投影仪具有光源,液晶显示装置和将由液晶显示装置调制的光在图像上成像的投影光学系统。 版权所有(C)2007,JPO&INPIT