Embodiments of the present invention are directed to a heterocyclic compound and an organic light-emitting device including the heterocyclic compound. The organic light-emitting devices using the heterocyclic compounds have high-efficiency, low driving voltage, high luminance and long lifespan.
US8889267B2
申请人:——
公开号:US8889267B2
公开(公告)日:2014-11-18
Phenanthro[2,3-b]pyrroles and Phenanthro[3,2-b]pyrroles for organic light-emitting devices