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    • 74. 发明申请
    • POLYMERIZABLE LIQUID CRYSTAL COMPOUND, POLYMERIZABLE LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTALLINE POLYMER, AND OPTICAL ANISOTROPIC ARTICLE
    • 可聚合液晶,可聚合液晶组合物,液晶聚合物和光学非均质制品
    • US20100258764A1
    • 2010-10-14
    • US12597122
    • 2008-04-24
    • Kei SakamotoNaoto KogoshiYoshihide Yachi
    • Kei SakamotoNaoto KogoshiYoshihide Yachi
    • C09K19/20C07C229/00C08F20/10
    • C09K19/24C08F222/1006C09K19/3852C09K19/588C09K2019/0407C09K2019/0448G02B5/3016G02F1/133788G02F2001/133726G02F2202/023G02F2202/40Y10T428/10
    • A polymerizable liquid crystal compound shown by the following formula (I), a polymerizable liquid crystal composition that includes the polymerizable liquid crystal compound and a chiral compound polymerizable with the polymerizable liquid crystal compound, a liquid crystalline polymer obtained by polymerizing the polymerizable liquid crystal compound or the polymerizable liquid crystal composition, and an optical anisotropic article that includes the liquid crystalline polymer. The polymerizable liquid crystal compound shows a liquid crystal phase over a wider temperature range, is chemically stable, can be inexpensively produced, and has a wide selective reflection wavelength band Δλ (i.e., a large value Δn). The polymerizable liquid crystal composition includes the polymerizable liquid crystal compound, the liquid crystalline polymer is obtained by polymerizing the polymerizable liquid crystal compound or the polymerizable liquid crystal composition, and the optical anisotropic article includes the liquid crystalline polymer. wherein Y1 to Y6 represent —O—, —O—C(═O)—, —C(═O)—O—, or the like, G1 and G2 represent divalent aliphatic groups having 1 to 20 carbon atoms, Z1 and Z2 represent an alkenyl group having 2 to 10 carbon atoms or the like, A1 and A2 represent divalent organic groups A having 1 to 30 carbon atoms, X1 to X8 represent a hydrogen atom or the like, and a and b represent 0 or 1.
    • 由下述通式(I)表示的可聚合液晶化合物,包含可聚合液晶化合物的可聚合液晶组合物和可聚合液晶化合物可聚合的手性化合物,通过聚合可聚合液晶化合物 或可聚合液晶组合物,以及包含液晶聚合物的光学各向异性制品。 可聚合液晶化合物在更宽的温度范围内显示出液晶相,化学稳定,可以廉价地制造,并且具有宽的选择反射波长带&Dgr;λ(即大的值&Dgr; n)。 聚合性液晶组合物包含聚合性液晶化合物,通过使聚合性液晶性化合物或聚合性液晶组合物聚合而得到液晶聚合物,光学各向异性物质包含液晶聚合物。 其中Y 1至Y 6表示-O-,-O-C(= O) - , - C(= O)-O-等,G 1和G 2表示具有1至20个碳原子的二价脂族基,Z 1和Z 2 代表具有2〜10个碳原子的烯基等,A1和A2表示碳原子数1〜30的二价有机基团A,X 8〜X 8表示氢原子等,a和b表示0或1。