New hole-transporting amorphous molecular materials with high glass-transition temperatures for organic light-emitting diodes

被引:42
作者
Okumoto, K [1 ]
Shirota, Y [1 ]
机构
[1] Osaka Univ, Fac Engn, Dept Appl Chem, Suita, Osaka 5650871, Japan
关键词
D O I
10.1246/cl.2000.1034
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
New hole-transporting amorphous molecular materials with high glass-transition temperatures (Tgs), 4,4',4"-tris[9,9-dimethyl-2-fluorenyl(phenyl)amino]triphenyl (TFATA) and N,N,N',N'-tetrakis(9,9-dimethyl-2-fluorenyl)-[1,1'-biphenyl]-4,4'-diamine (FFD), have been developed. TFATA and FFD exhibit hole drift mobilities of 1.7 x 10(-5) and 4.1 x 10(-3) cm(2)V(-1)s(-1), respectively, at 293 K at an electric-field of 1.0 x 10(5) Vcm(-1) in their amorphous glasses. These materials permit the fabrication of thermally stable, high-performance organ ic Light emitting diodes.
引用
收藏
页码:1034 / 1035
页数:2
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