Liquid crystal display and liquid crystalline medium
    62.
    发明授权
    Liquid crystal display and liquid crystalline medium 有权
    液晶显示器和液晶介质

    公开(公告)号:US08945420B2

    公开(公告)日:2015-02-03

    申请号:US13577513

    申请日:2011-01-17

    摘要: The invention relates to an electro-optical liquid-crystal display which contains, as dielectric, a liquid-crystalline medium having negative dielectric anisotropy and includes a backlight which essentially only emits light having a wavelength of 400 nm or more or has, between the liquid-crystal layer and the backlight, a cut-off filter which essentially only allows light having a wavelength of 420 nm or more to pass through.In particular, the liquid-crystalline medium comprises a) a (first) dielectrically negative component (component A) which consists of one or more dielectrically negative compounds of the formula I in which the parameters have the meanings indicated in claim 2, and a further (second) dielectrically negative component (component B). Very particular preference is given to the use of the liquid-crystalline media in an electro-optical display, particularly in an active-matrix display based on the VA, ECB, PSVA, FFS or IPS effect and very particularly in displays which use an LED backlight.

    摘要翻译: 本发明涉及一种电光液晶显示器,其包含作为电介质的具有负介电各向异性的液晶介质,并且包括基本上仅发射波长为400nm以上的光的背光,或者在液体 晶体层和背光源,截止滤光器基本上仅允许波长为420nm或更大的光通过。 特别地,液晶介质包括a)由一种或多种式I的介电阴性化合物组成的(第一)介电负极组分(组分A),其中参数具有权利要求2所示的含义,另外 (第二)介电负极组分(组分B)。 非常特别优选在电光显示器中使用液晶介质,特别是基于VA,ECB,PSVA,FFS或IPS效应的有源矩阵显示器,特别是在使用LED的显示器中 背光。

    2, 5-SELENOPHENE DERIVATIVES AND 2, 5-TELLUROPHENE DERIVATIVES
    65.
    发明申请
    2, 5-SELENOPHENE DERIVATIVES AND 2, 5-TELLUROPHENE DERIVATIVES 有权
    2,5-SELENOPHENE衍生物和2,5-苯氧基衍生物

    公开(公告)号:US20100216986A1

    公开(公告)日:2010-08-26

    申请号:US12676646

    申请日:2008-08-07

    IPC分类号: C07D345/00

    摘要: The invention relates to 2,5-selenophene derivatives and 2,5-tellurophene derivatives, inter alia for use as components in liquid-crystal mixtures, and to liquid-crystal mixtures which comprise the compounds, and to liquid-crystal displays based on these mixtures. The invention furthermore relates to processes for the preparation of the compounds and to Se/Te-containing intermediates.

    摘要翻译: 本发明涉及2,5-硒吩衍生物和2,5-二氟苯丙衍生物,尤其用作液晶混合物中的组分,以及包含该化合物的液晶混合物,以及基于这些化合物的液晶显示器 混合物。 本发明还涉及制备化合物和含Se / Te的中间体的方法。

    Benzochromene Derivatives
    68.
    发明申请
    Benzochromene Derivatives 有权
    苯并色胺衍生物

    公开(公告)号:US20090023802A1

    公开(公告)日:2009-01-22

    申请号:US12097827

    申请日:2006-12-05

    摘要: The present invention relates to benzochromene derivatives of the formula I where the various parameters have the meaning indicated in the text, and to liquid-crystal media which comprise these compounds, and to the use of the media in electro-optical displays, in particular in VAN-LCDs, and to the use of the compounds and physiologically acceptable derivatives thereof as therapeutic active ingredients.

    摘要翻译: 本发明涉及式I的苯并色烯衍生物,其中各种参数具有本文所示的含义,以及涉及包含这些化合物的液晶介质,以及在电光显示器中的用途,特别是在 VAN-LCD,以及化合物及其生理上可接受的衍生物作为治疗活性成分的用途。

    Hexahydrodibenzofuran derivatives
    69.
    发明授权
    Hexahydrodibenzofuran derivatives 有权
    六氢二苯并呋喃衍生物

    公开(公告)号:US07417157B2

    公开(公告)日:2008-08-26

    申请号:US11790214

    申请日:2007-04-24

    IPC分类号: C07D307/91

    CPC分类号: C07D307/77

    摘要: Disclosed are hexahydrodibenzofuran compounds of formula I, the preparation thereof, the use thereof as components in liquid-crystalline media, and to electro-optical display elements which contain the liquid-crystalline media according to the invention.

    摘要翻译: 公开了式I的六氢二苯并呋喃化合物,其制备方法,作为液晶介质中的组分的用途,以及含有根据本发明的液晶介质的电光显示元件。