申请人:Universal Display Corporation
公开号:US20150266863A1
公开(公告)日:2015-09-24
A compound having the structure of Formula I, A-L-B-M-D, is disclosed. In the structure of Formula I:
A is selected from
L is a linker selected from a single bond, an aryl group, a heteroaryl group, and combinations thereof, and may be further substituted;
L-B-M has the structure:
M is selected from an aryl group, a heteroaryl group, and combinations thereof, and may be further substituted;
D has the structure:
X is O, S, Se, or CR′R″; X
1
-X
8
, Y
1
-Y
12
, Z
1
, Z
3
-Z
8
, and Z
11
-Z
18
are each independently N or CR; each R, R′, and R″ are selected from a wide variety of substituents; where adjacent R substituents can form a fused ring; and R′ and R″ can form a ring. Formulations and devices, such as an OLEDs, that include the compound of Formula I are also described.
揭示了具有Formula I结构的化合物A-L-B-M-D。在Formula I的结构中:A是从中选择的L是从单键、芳基、杂环基和它们的组合中选择的连接剂,并且可能进一步取代;L-B-M具有结构:M是从芳基、杂环基和它们的组合中选择的,并且可能进一步取代;D具有结构:X是O、S、Se或CR′R″;X1-X8、Y1-Y12、Z1、Z3-Z8和Z11-Z18分别独立地为N或CR;每个R、R′和R″从各种不同的取代基中选择;相邻的R取代基可以形成融合环;而R′和R″可以形成环。还描述了包括Formula I化合物的制剂和器件,如OLEDs。