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    • 10. 发明专利
    • Method for producing liquid crystal material
    • 生产液晶材料的方法
    • JP2011105687A
    • 2011-06-02
    • JP2009264925
    • 2009-11-20
    • Dic CorpDic株式会社
    • MATSUMOTO TAKASHINAGASHIMA YUTAKASAITO YOSHITAKA
    • C07C17/392C07C17/389C07C25/22C07C41/36C07C41/40C07C43/225C07C43/23C07D311/74C09K19/30C09K19/32C09K19/34G02F1/13
    • PROBLEM TO BE SOLVED: To provide a simple method for producing a liquid crystal compound having a high resistivity value by recrystallizing operation, to provide a liquid crystal composition using the liquid crystal compound obtained by the method for production, and to provide a simple method for recrystallization by which the liquid crystal compound having the high resistivity value is obtained.
      SOLUTION: A compound represented by general formula (1): R
      1 -(-A
      1 -Z
      1 -)
      a -A
      2 -Y
      1 (wherein, each symbol is specially defined) is purified by column chromatography using a hydrocarbon-based solvent alone or in a mixture as a developing solvent, and the solvent is partially distilled away from the resultant solution and recrystallized or, without distilling away, recrystallized, and the solvent used for the recrystallization is then distilled away.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种通过重结晶操作制造具有高电阻率值的液晶化合物的简单方法,以提供使用通过该制备方法获得的液晶化合物的液晶组合物,并提供一种 获得具有高电阻率值的液晶化合物的简单的重结晶方法。 解决方案:由通式(1)表示的化合物:R 1 SP 1 - / - - - - - > -Y 1 (其中,每个符号被特别定义)通过柱色谱纯化,使用单独的基于烃的溶剂或在 混合物作为展开溶剂,并将溶剂从所得溶液中部分蒸馏掉并重结晶,或者不蒸馏除去,重结晶,然后蒸馏除去用于重结晶的溶剂。 版权所有(C)2011,JPO&INPIT