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    • 10. 发明申请
    • Liquid Crystal Compounds, Liquid Crystal Medium and Liquid Crystal Display
    • 液晶化合物,液晶介质和液晶显示器
    • US20080167482A1
    • 2008-07-10
    • US11659847
    • 2005-07-14
    • Louise Diane FarrandPatricia Eileen SaxtonJohn Patrick
    • Louise Diane FarrandPatricia Eileen SaxtonJohn Patrick
    • C09K19/34
    • C09K19/3402C09K2019/3422
    • The instant invention relates to mesogenic compounds comprising a mesogenic group and one or more bulky end groups which each contain at least two ring elements, where two of these ring elements are linked to the C-atom No. 2 of a 1,3-dioxane-5-yl group by a direct bond or via a linking group, preferably the mesogenic group is linked to the C-atom No. 5 of the 1,3-dioxane-5-yl group and preferably the compounds are of formula I wherein the parameters are as specified in the text. This bulky end group preferably contains two or more rings, which each are bound to one and the same linking atom. The instant invention further relates to mesogenic media, preferably liquid crystal media showing a blue phase and their use in electro-optical light modulation elements and their respective use in displays, as well as to such devices.
    • 本发明涉及包含介晶基团和一个或多个大端基的介晶化合物,每个含有至少两个环元素,其中两个这些环元素与1,3-二恶烷的C 2原子连接 通过直接键或通过连接基团,优选介晶基团与1,3-二恶烷-5-基的C 5原子连接,优选式I化合物,其中式 参数如文中所述。 该大端基优选含有两个或更多个环,其各自与一个和相同的连接原子结合。 本发明还涉及介晶介质,优选液晶介质,其表现出蓝相,以及它们在电光调制元件中的应用及其在显示器中的应用,以及这些装置。