利用差示扫描量热仪(DSC)、显微热分析仪和偏光显微镜(POM)对CCP和CPP 两个系列液晶材料中含氟三环类液晶单体的介晶性进行了研究.结果表明,除CPP系列中的2CPPF3和4CPPF3外,其余所有化合物均有介晶性,在液晶态可观察到部分单体的近晶相和除2CPPF3和4CPPF3外所有单体的向列相的典型织构.探讨了烷基链碳原子数、环骨架结构以及氟原子取代数目对2个系列单体相变温度的影响规律.
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