申请人:Howard, JR. Michael Henry
公开号:US20110147718A1
公开(公告)日:2011-06-23
There is provided an electroactive composition including: a deuterated first host material and an electroluminescent dopant material. The first host is a compound having Formula I:
The compound of Formula I is deuterated. In Formula I: Ar
1
to Ar
4
are the same or different and are aryl; Q is a multivalent aryl group or
where T is (CR′)
a
, SiR
2
, S, SO
2
, PR, PO, PO
2
, BR, or R; R is the same or different at each occurrence and is an alkyl group or an ary group; R′ is the same or different at each occurrence and is selected H, D, or alkyl; a is an integer from 1-6; and m is an integer from 0-6.