【摘 要】
：
合成了一类分子扭曲型含载流子传输功能团(咔唑单元)的1,8-萘酰亚胺衍生物电致发光材料并研究了其光致发光性能.由于萘酰亚胺功能团吸收峰和咔唑功能团的荧光发射峰相重叠,分
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合成了一类分子扭曲型含载流子传输功能团(咔唑单元)的1,8-萘酰亚胺衍生物电致发光材料并研究了其光致发光性能.由于萘酰亚胺功能团吸收峰和咔唑功能团的荧光发射峰相重叠,分子内存在有效的单线态-单线态能量传递.该类材料有较商的玻璃态转化温度,已成功地用于制备单层电致发光器件,避免层与层之间界面影响及微腔效庆,可保证载流子的注入、复合到激子的产生都发生在分子内,避免共轭聚合物发光材料经常由于共轭离域度的变化而引起发光色度变化的缺陷.在驱动电压21V时,OLED器件的最大发光亮度达到4800cd/m<'2>.
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