An electroluminescent device, including a spaced-apart anode and cathode and an organic layer disposed between the spaced-apart anode and cathode and including a polymer having arylamine repeating unit moiety represented by formula
wherein:
Ar, Ar
1
, Ar
2
, Ar
3
, and Ar
4
are each individually arylof from 6 to 60 carbon atoms; or a heteroarylof from 4 to 60 carbons, or combinations thereof; or Ar
1
and Ar
2
, Ar
3
and Ar
4
, Ar
1
and Ar
4
, Ar
2
and Ar
4
are connected through a chemical bond; and X is a conjugated group having 2 to 60 carbon atoms.
一种电致发光装置,包括相距一定距离的阳极和阴极以及位于相距一定距离的阳极和阴极之间的有机层,所述有机层包括聚合物,其具有由式表示的芳基胺重复单元基:其中:Ar,Ar1,Ar2,Ar3和Ar4分别为每个单独的芳基,其碳原子数为6至60个;或者是碳原子数为4至60个的杂芳基,或者是两者的组合;或者是通过
化学键连接的Ar1和Ar2,Ar3和Ar4,Ar1和Ar4,Ar2和Ar4;X为具有2至60个碳原子的共轭基团。