Sensitized photochemical switching for cholesteric liquid crystal displays
    7.
    发明授权
    Sensitized photochemical switching for cholesteric liquid crystal displays 失效
    用于胆甾型液晶显示器的敏化光化学切换

    公开(公告)号:US07704568B2

    公开(公告)日:2010-04-27

    申请号:US12331773

    申请日:2008-12-10

    摘要: The present invention relates to photo-tunable dopant compositions comprising a photo-reactive chiral compound capable of undergoing a photochemical reaction resulting in the loss of chirality, and a triplet sensitizer. The present invention also relates to a display comprising a substrate, a liquid crystalline layer thereon, wherein the liquid crystalline layer comprises a nematic host, at least one chiral dopant, a photo-reacted compound, and a triplet sensitizer, and at least one transparent conductive layer. The present invention also relates to a method of tuning a cholesteric liquid crystal material comprising providing at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound; combining the at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound to form a mixture; and irradiating the mixture for a period of time.

    摘要翻译: 本发明涉及光可掺杂掺杂剂组合物,其包含能够经历导致手性丧失的光化学反应的光反应性手性化合物和三线态敏化剂。 本发明还涉及一种显示器,其包括基底,其上的液晶层,其中所述液晶层包括向列型主体,至少一种手性掺杂剂,光反应化合物和三线态敏化剂,以及至少一种透明 导电层。 本发明还涉及一种调节胆甾型液晶材料的方法,包括提供至少一种介晶化合物,至少一种三线态敏化剂和至少一种光反应性手性化合物; 组合所述至少一种介晶化合物,至少一种三线态敏化剂和至少一种光反应性手性化合物以形成混合物; 并将混合物照射一段时间。

    Sensitized Photochemical Switching for Cholesteric Liquid Crystal Displays
    8.
    发明申请
    Sensitized Photochemical Switching for Cholesteric Liquid Crystal Displays 有权
    用于胆固醇液晶显示器的敏化光化学转换

    公开(公告)号:US20100068418A1

    公开(公告)日:2010-03-18

    申请号:US12622534

    申请日:2009-11-20

    IPC分类号: C09K19/02 C09K19/00

    摘要: The present invention relates to photo-tunable dopant compositions comprising a photo-reactive chiral compound capable of undergoing a photochemical reaction resulting in the loss of chirality, and a triplet sensitizer. The present invention also relates to a display comprising a substrate, a liquid crystalline layer thereon, wherein the liquid crystalline layer comprises a nematic host, at least one chiral dopant, a photo-reacted compound, and a triplet sensitizer, and at least one transparent conductive layer. The present invention also relates to a method of tuning a cholesteric liquid crystal material comprising providing at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound; combining the at least one mesogenic compound, at least one triplet sensitizer, and at least one photo-reactive chiral compound to form a mixture; and irradiating the mixture for a period of time.

    摘要翻译: 本发明涉及光可掺杂掺杂剂组合物,其包含能够经历导致手性丧失的光化学反应的光反应性手性化合物和三线态敏化剂。 本发明还涉及一种显示器,其包括基底,其上的液晶层,其中所述液晶层包括向列型主体,至少一种手性掺杂剂,光反应化合物和三线态敏化剂,以及至少一种透明 导电层。 本发明还涉及一种调节胆甾型液晶材料的方法,包括提供至少一种介晶化合物,至少一种三线态敏化剂和至少一种光反应性手性化合物; 组合所述至少一种介晶化合物,至少一种三线态敏化剂和至少一种光反应性手性化合物以形成混合物; 并将混合物照射一段时间。

    Displays with low driving voltage and anisotropic particles
    10.
    发明授权
    Displays with low driving voltage and anisotropic particles 有权
    显示低驱动电压和各向异性粒子

    公开(公告)号:US07507449B2

    公开(公告)日:2009-03-24

    申请号:US11442811

    申请日:2006-05-30

    IPC分类号: C09K19/00 C09K19/52

    摘要: The present invention relates to a high contrast reflective display comprising a substrate, at least one electronically modulated imaging layer, wherein the electronically modulated imaging layer comprises a uniformly thick, close-packed, ordered monolayer of domains of electrically modulated material in a fixed polymer matrix, at least one barrier layer, wherein the barrier layer is conductive in a direction perpendicular to the substrate, and at least one electrically conductive layer. The invention also relates to a method of making the display with a barrier layer comprising anisotropic particles and orienting the anisotropic conductor to produce a barrier layer conductive in a direction perpendicular to the substrate.

    摘要翻译: 本发明涉及一种高对比度反射显示器,其包括基底,至少一个电子调制成像层,其中电子调制成像层包含固定聚合物基质中电调制材料的均匀厚的,紧密堆积的有序单层的域 至少一个阻挡层,其中阻挡层在垂直于衬底的方向上是导电的,以及至少一个导电层。 本发明还涉及一种制造具有包含各向异性粒子的阻挡层并使各向异性导体定向以在垂直于衬底的方向上导电的阻挡层的显示器的方法。