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    • 1. 发明授权
    • Liquid crystal display with reflecting polarizer
    • 带反射偏振器的液晶显示器
    • US06847420B2
    • 2005-01-25
    • US10241068
    • 2002-09-10
    • Pavel I. LazarevMichael V. PaukshtoMa Yao-Dong
    • Pavel I. LazarevMichael V. PaukshtoMa Yao-Dong
    • G02F1/13C09K19/60G02B5/30G02F1/1335
    • G02F1/133536C09K19/60G02B5/305
    • A liquid crystal display is provided which comprises front and rear panels, and electrodes, polarizers and a layer of liquid crystal disposed between the front and rear panels. The polarizer on the rear panel is preferably a reflecting type in at least one region of the spectrum and contains at least one element in the form of a multilayer structure. The multilayer structure contains at least two anisotropic layers separated by at least one intermediate layer which is optically transparent in the desired spectral region. The ratio of refraction indices and thickness of the layers in the multilayer structure is chosen such to provide an extremum for the ratio of the transmitted and reflected polarized light in the spectral region.
    • 提供了一种液晶显示器,其包括前面板和后面板,以及设置在前面板和后面板之间的电极,偏振器和液晶层。 后面板上的偏振片优选地是在光谱的至少一个区域中的反射型,并且包含至少一种多层结构形式的元件。 所述多层结构包含至少两个各向异性层,所述至少两个各向异性层被至少一个中间层隔开,所述中间层在期望的光谱区域是光学透明的。 选择多层结构中的层的折射率和厚度的比例,以提供光谱区域中的透射和反射偏振光的比率的极值。
    • 2. 发明申请
    • Supramolecular composite film material and method for fabricating
    • 超分子复合膜材料及其制造方法
    • US20050271878A1
    • 2005-12-08
    • US11132746
    • 2005-05-18
    • Alexander GrodskyAlexander KrivoschepovPavel Lazarev
    • Alexander GrodskyAlexander KrivoschepovPavel Lazarev
    • B05D1/40B32B9/04C09K19/02
    • C09K19/02C09K2219/03Y10T428/31504
    • The present invention provides an optically anisotropic composite film material possessing improved working characteristics, including hydrolytic stability and mechanical strength with respect to environmental factors. These and other advantages of the present invention may be achieved by creating a supramolecular composite film material. This supramolecular composite film material comprises a matrix of thin crystal film composed of organic supramolecules containing polar groups, and a binding agent representing a water-soluble aliphatic compound containing at least two functional groups. The present invention further provides a method for manufacturing supramolecular composite film materials possessing these advantageous properties. In one embodiment, the method comprises the following steps: (i) formation of a layer of lyotropic liquid crystal composed of supramolecules of a cyclic organic compound with conjugated π-systems and substituted polar groups; (ii) application of an external orienting force to said layer and further removal of a solvent with the resulting formation of a thin crystal film; (iii) treatment of the thin crystal film with a solution of inorganic salts leading to the formation of an insoluble crystalline film of supramolecules composed of said organic molecules; (iv) impregnation of said insoluble film with a binding agent capable of interacting with the polar groups with the subsequent formation of a filled film; and (v) drying of said filled film leading to the formation of a supramolecular composite film material.
    • 本发明提供具有改善的工作特性的光学各向异性复合膜材料,包括相对于环境因素的水解稳定性和机械强度。 本发明的这些和其它优点可以通过产生超分子复合膜材料来实现。 这种超分子复合膜材料包括由含有极性基团的有机超分子组成的薄晶体基质和代表含有至少两个官能团的水溶性脂族化合物的粘合剂。 本发明还提供了具有这些有利特性的超分子复合膜材料的制造方法。 在一个实施方案中,该方法包括以下步骤:(i)形成由具有共轭π-系统和取代的极性基团的环状有机化合物的超分子组成的溶致液晶层; (ii)向所述层施加外部取向力并进一步除去溶剂,形成薄晶体膜; (iii)用无机盐溶液处理薄晶膜,导致形成由所述有机分子组成的超分子的不溶性结晶膜; (iv)用能够与极性基团相互作用的粘合剂浸渍所述不溶性膜,随后形成填充膜; 和(v)所述填充膜的干燥,导致形成超分子复合膜材料。
    • 4. 发明授权
    • Device and method for forming anisotropic films
    • 用于形成各向异性膜的装置和方法
    • US06848897B2
    • 2005-02-01
    • US10043959
    • 2002-01-08
    • Pavel I. LazarevMichael V. Paukshto
    • Pavel I. LazarevMichael V. Paukshto
    • B29D7/01G02B5/30B29D11/00
    • G02B5/3016
    • This invention pertains to technology of fabricating thin films featuring anisotropic properties such as: optical, magnetic, electric conductivity and others. In particular, this invention is related to devices for obtaining polarizing films from liquid-crystalline solutions of organic materials, for example organic dyes. The disclosed method and device permits the fabrication of anisotropic films from liquid-crystalline solution with high characteristics and high degree of perfection of the oriented structure with significant reproducibility of results. The device makes use of a mechanical element for receiving and guiding the liquid crystal solution onto a substrate and then providing an orienting action to the kinetic elements as they are delivered.
    • 本发明涉及制造具有各向异性特性如光学,磁性,导电性等薄膜的技术。 特别地,本发明涉及用于从有机材料例如有机染料的液晶溶液中获得偏振膜的装置。 所公开的方法和装置允许从具有高特性和高度完全取向结构的液晶溶液制造各向异性膜,结果具有显着的再现性。 该装置利用用于将液晶溶液接收和引导到基底上的机械元件,然后在输送时向动元件提供取向作用。
    • 7. 发明申请
    • Technological machinery for production of polarizers
    • 偏光板生产技术机械
    • US20020005919A1
    • 2002-01-17
    • US09844030
    • 2001-04-26
    • OPTIVA, INC.
    • Yuri A. Bobrov
    • G02F001/135G02F001/03G02F001/07
    • G02B5/3016
    • The invention pertains to technological apparatus' for production of polarizers, obtained from lyotropic liquid crystals (LLC) based on organic compounds, in particular, dyes. The technological production line for polarizer formation comprises at least one system of formation of polarizer films from LLC of at least one organic compound, at least one system of local removal of the polarizer film material obtained from LLC of at least one organic compound, at least one substrate holder and at least one means of relative movement. Also introduced, an apparatus for formation of polarizer films from LLC of at least one organic compound and a system of localized removal of polarizer films obtained from LLC of at least one organic compound.
    • 本发明涉及从基于有机化合物,特别是染料的溶致液晶(LLC)获得的用于生产偏振器的技术装置。 用于偏振器形成的技术生产线包括至少一种由至少一种有机化合物的LLC形成偏光膜的系统,至少一种从至少一种有机化合物的LLC获得的偏光膜材料局部去除的至少一种系统 一个衬底保持器和至少一个相对运动的装置。 还引入了用于由至少一种有机化合物的LLC形成偏光膜的装置和由至少一种有机化合物的LLC获得的偏光膜的局部去除系统。
    • 10. 发明授权
    • Dichroic polarizer
    • 二向偏振器
    • US06942925B1
    • 2005-09-13
    • US09485329
    • 1998-08-03
    • Pavel Ivanovich LazarevAlexandr Alexandrovich MiroshinNikolai Vladimirovich MalimonenkoSergei Vasilievich Belyaev
    • Pavel Ivanovich LazarevAlexandr Alexandrovich MiroshinNikolai Vladimirovich MalimonenkoSergei Vasilievich Belyaev
    • G02B5/30B32B9/00
    • G02B5/3033
    • The invention belongs to polarizing devices and can be used in lighting equipment, manufacturing construction-material glasses, and in displays.The proposed dichroic polarizer includes a substrate and at least one layer dichroically absorbing electromagnetic radiation, into which two reflecting coatings are introduced, at least one of which is made partially transmitting. The layer dichroically absorbing electromagnetic radiation is located between the reflecting coatings. The materials and thicknesses of layers of both the dichroically absorbing electromagnetic radiation and the reflecting coatings are selected from the requirements to obtain, at the exit of the dichroic polarizer, an interference minimum for the absorbing component of electromagnetic radiation for, at least, one wavelength value.The invention leads to increasing efficiency of dichroic polarizers at the expense of increasing degree of polarization of electromagnetic radiation leaving the polarizer, while high transmission (reflection) coefficient for the non-absorbed component is preserved. 5 formulas, 3 illustrations.
    • 本发明属于偏振装置,可用于照明设备,制造建筑材料眼镜和显示屏。 所提出的二向色偏振器包括基底和至少一个二向色吸收电磁辐射的层,其中引入两个反射涂层,其中至少一个被部分透射。 二向色吸收电磁辐射的层位于反射涂层之间。 二向色吸收电磁辐射和反射涂层的层的材料和厚度选自在二向色偏振器出口处获得用于至少一个波长的电磁辐射的吸收组分的干扰最小值的要求 值。 本发明以牺牲离开偏振器的电磁辐射的极化程度为代价,同时保持了非吸收组分的高透射率(反射)系数,从而提高了二向色偏振器的效率。 5个公式,3个插图。