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SYNTHESIS AND PROPERTIES OF ALKYL SUBSTITUTED POLY(1,4-PHENYLENEVINYLENE DERIVATIVES
Author(s): 
Pages: 644-648
Year: Issue:  5
Journal: ACTA POLYMERICA SINICA

Keyword:  烷基取代聚对苯撑乙烯合成路线玻璃化转变温度紫外可见吸收光谱光致荧光相对量子产率;
Abstract: 设计了一种合成烷基取代聚对苯撑乙烯(PPV)衍生物的新方法,合成了一种新的烷基取代PPV-聚(2-甲基-5-十二烷基对苯撑乙烯),并用NMR、IR、GPC、元素分析等方法对化合物进行了表征与鉴定.同时,测试了化合物的热学性质、紫外可见吸收和光致荧光性质.发现化合物的玻璃化温度和第一分解温度随着共轭程度的增加而升高;化合物的THF稀溶液的光致荧光相对量子产率随共轭程度的降低而增加.
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