依据液晶分子结构理论,选择联苯基作为介晶基元,六亚甲基为柔性间隔基,合成了一种丙烯酸酯侧链型液晶高分子.对于合成的中间及目标产物通过FTIR、1H NMR等进行了结构的表征.对于聚合物采用GPC法测量了其分子量,并通过DSC、POM、XRD和计算机模拟等手段研究了其液晶性.研究表明合成的聚合物分子量(M)n=2 523、(M)w=2 826,具有较宽的温域(45.3~95.2 ℃),且为典型的近晶A相液晶.
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