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Synthesis, Characterization and Application of Hyperbranched Conjugated Polymer Containing Triphenylamine Unit
Author(s): 
Pages: 318-326
Year: Issue:  4
Journal: IMAGING SCIENCE AND PHOTOCHEMISTRY

Keyword:  超支化聚合物三苯胺荧光猝灭硝基化合物;
Abstract: 本实验采用Wittig方法制得了未封端和封端的超支化聚三苯胺-对苯乙烯撑型聚合物,对两种共轭聚合物进行了表征和性能测试.聚合物溶液和固体膜在紫外光照射下均发出较强的绿光.首次对这类聚合物在硝基芳烃化合物荧光猝灭能力进行了初步研究,结果表明:与未封端产物相比,封端后的超支化共轭聚合物在邻硝基甲苯(α-NT)的荧光猝灭效率上有明显提高,当α-NT浓度为21.5×10-3 mol/L时,荧光猝灭效率达到97%.这类共轭聚合物不仅合成操作较为简便,猝灭效率也较高,是一种很有潜力的硝基芳烃化合物荧光检测材料.
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