设计并合成了一个系列4-(17-氯-12,12,13,13,14,14,15,15,16,16,17,17-十二氟十七烷氧基)苯甲酸4-多氟烷氧基酰基苯酚酯液晶,并通过偏光显微镜和DSC对其相变性质进行了观察和测量.发现当另一侧氟碳链短时,呈现互变近晶A相,随着氟碳链的增长,呈现单变近晶A相和近晶C相,最后只呈现单变近晶C相.
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