HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DIODE INCLUDING THE SAME
申请人:Jung Hye-Jin
公开号:US20130112948A1
公开(公告)日:2013-05-09
A heterocyclic compound represented by Formula 1A below and an organic light-emitting diode including the same:
at least one of R
1
to R
7
is a group represented by Formula 1B below.
in Formulae 1A and 1B, R
1
to R
9
, Ar
1
, Ar
2
, A, B, a and b are the same as described in the detailed description section of the present application. The organic light-emitting diode including an organic layer including the heterocyclic compound has a low driving voltage, high luminescence efficiency, and a long lifetime.