HETEROCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENT DEVICE AND ITS APPLICATION
申请人:TOSOH CORPORATION
公开号:US20160056388A1
公开(公告)日:2016-02-25
A novel heterocyclic compound for an organic electroluminescent device excellent in long service life and light-emitting characteristics is provided. A cyclic azine compound has at least one substituent (substituent B) selected from a specific group.