CONJUGATED COMPOUNDS CONTAINING HETEROATOM-CENTER-ARYLSILANE DERIVATIVES AND THEIR APPLICATION
申请人:Cheng Chien-Hong
公开号:US20090105487A1
公开(公告)日:2009-04-23
The present invention discloses conjugated compounds containing heteroatom-centered arylsilane derivatives and their applications as host materials, electron transport materials, or hole transport materials in an organic electroluminescent device. The general structure of the conjugated compounds containing heteroatom-centered arylsilane derivatives is as follows:
where X
1
, X
2
, X
3
, and X
4
can be identical or different and X
1
, X
2
, X
3
, and X
4
are independently selected from the group consisting of the following: H, B, N, P═O, Si—R
9
; and R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, R
7
, R
8
, and R
9
can be identical or different and R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, R
7
, R
8
, and R
9
are independently selected from aryl group or heterocyclic aryl group containing one or more substituents.
本发明揭示了含有杂原子中心芳基硅烷衍生物的共轭化合物及其在有机电致发光器件中作为主体材料、电子传输材料或空穴传输材料的应用。含有杂原子中心芳基硅烷衍生物的共轭化合物的一般结构如下:其中X1、X2、X3和X4可以相同也可以不同,且X1、X2、X3和X4分别独立地选择自以下组:H、B、N、P═O、Si—R9;而R1、R2、R3、R4、R5、R6、R7、R8和R9可以相同也可以不同,且R1、R2、R3、R4、R5、R6、R7、R8和R9分别独立地选择自含有一个或多个取代基的芳基或杂环芳基。