Deep blue fluorescent host materials based on spirobenzofluorene-fluorene dimers and their properties
作者:Chil-Won Lee、Ji-Geun Jang、Myoung-Seon Gong
DOI:10.1016/j.dyepig.2013.03.027
日期:2013.9
Deep blue fluorescent host materials based on the novel spiro[benzo[c]fluorene-7,9′-fluorene] dimers, 5-[spiro[benzo[c]fluorene-7,9′-fluoren]-5-yl] spiro[benzo[c]fluorene-7,9′-fluorene], 9-[spiro[benzo[c]fluorene-7,9′-fluoren]-2′-yl] spiro[benzo[c]fluorene-7,9′-fluorene], and 1,4-bis(spiro[benzo[c]fluorene-7,9′-fluorene]-5-yl)benzene were designed and successfully prepared using the Suzuki coupling
基于新型螺[苯并[ c ]芴-7,9'-芴]二聚体5- [螺[苯并[ c ]芴-7,9'-芴] -5-yl]螺的深蓝色荧光主体材料[苯并[ c ]芴-7,9'-芴],9- [螺[苯并[苯并[ c ]芴] -7,9'-芴] -2'-基]螺[苯并[ c ]芴-7,9设计了′′-芴]和1,4-双(螺[苯并[苯并[ c ]芴] -7,9′-芴] -5-基]苯,并通过Suzuki偶联反应成功制备。研究了Sprodimers的物理性质及其作为N,N,N',N'-四苯基螺旋[苯并[c]芴-7,9'-芴] -5,9-二胺掺杂的蓝色主体材料的电致发光特性。所使用的设备配置为ITO /N,N'二苯基-N,N' -双[4-(苯基-米甲苯基-氨基)苯基]联苯基-4,4'-二胺/ N,N' -二(1-萘基) - N, N'-二苯基联苯胺/主体:5%掺杂剂/三(8-羟基喹啉)铝)/ LiF。从1,4-双获得的装置(螺[苯并[