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19 条记录 (耗时 0.021 秒)

    Liquid-crystalline medium and liquid-crystal display comprising the same
    4.
    发明授权
    Liquid-crystalline medium and liquid-crystal display comprising the same 有权

    公开(公告)号：US10190048B2

    公开(公告)日：2019-01-29

    申请号：US15502725

    申请日：2015-07-13

    申请人： Merck Patent GmbH

    发明人： Atsutaka Manabe ,  Sven Baran ,  Lars Lietzau ,  Brigitte Schuler

    IPC分类号： G02F1/1333 ,  C09K19/30 ,  C09K19/06 ,  C09K19/02

    摘要： The invention relates to a liquid-crystalline medium, preferably having a nematic phase and negative dielectric anisotropy, which comprises a) one or more compounds of formula I and b) one or more compounds selected from the group of compounds of the formulae II and III in which the parameters have the respective meanings indicated in claim 1, to the use thereof in an electro-optical display, particularly in an active-matrix display based on the VA, ECB, PALC, IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type, and to the use of the compounds of formula I for reduction of the dispersion of the birefringence of a liquid-crystalline medium which comprises one or more compounds of the formulae II and/or III.

    Liquid crystal mixture and liquid crystal display
    7.
    发明授权
    Liquid crystal mixture and liquid crystal display 有权

    公开(公告)号：US11312907B2

    公开(公告)日：2022-04-26

    申请号：US17050017

    申请日：2019-04-18

    申请人： Merck Patent GmbH

    发明人： Lars Lietzau ,  Simon Siemianowski ,  Izumi Saito

    IPC分类号： G02F1/1333 ,  C09K19/20 ,  C09K19/30 ,  C09K19/38 ,  C09K19/04 ,  C09K19/34

    摘要： The invention relates to a compound of formula I, wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o and p have one of the meanings as given in claim 1. The invention further relates to method of production of a compound of formula I, to the use of said compounds in LC media and to LC media comprising one or more compounds of formula I. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.

    LIQUID-CRYSTALLINE MEDIUM AND ELECTRO-OPTICAL LIQUID-CRYSTAL DISPLAY
    10.
    发明申请
    LIQUID-CRYSTALLINE MEDIUM AND ELECTRO-OPTICAL LIQUID-CRYSTAL DISPLAY 有权
    液晶中和液晶液晶显示

    公开(公告)号：US20150284635A1

    公开(公告)日：2015-10-08

    申请号：US14436988

    申请日：2013-10-04

    申请人： MERCK PATENT GMBH

    发明人： Markus Czanta ,  Harald Hirschmann ,  Izumi Saito ,  Volker Reiffenrath ,  Lars Lietzau

    IPC分类号： C09K19/34 ,  C09K19/56

    CPC分类号： C09K19/3402 ,  C09K19/42 ,  C09K19/44 ,  C09K19/56 ,  C09K2019/0466 ,  C09K2019/123 ,  C09K2019/301 ,  C09K2019/3422

    摘要： The invention relates to an electro-optical liquid-crystal display having a re-alignment layer for the re-alignment of the liquid crystals whose field has a component, crucial for the re-alignment, parallel to the liquid-crystal layer, containing a liquid-crystalline medium, characterised in that it contains at least one compound of the formula (I), at least one compound of the formula (II), and at least one compound of the formula (III), in which the parameters R11 to R31, X11 and X21 have the meanings indicated in Claim 1.

    摘要翻译： 本发明涉及一种电光液晶显示器，其具有用于重新对准液晶的重新对准层，该液晶的场具有与液晶层平行的重新对准的关键部件，该液晶包含 液晶介质，其特征在于其含有至少一种式（I）的化合物，至少一种式（II）的化合物和至少一种式（III）的化合物，其中参数R 11至 R31，X11和X21具有权利要求1所述的含义。