HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
申请人:LG CHEM, LTD.
公开号:US20200048226A1
公开(公告)日:2020-02-13
The present specification relates to a heterocyclic compound of Chemical Formula 1, and an organic light emitting device comprising the same. The heterocyclic compound as a material of an organic material layer of the organic light emitting device provides enhanced efficiency, low driving voltage and increased lifetime.
Heterocyclic compound and organic light-emitting device comprising same
申请人:LG CHEM, LTD.
公开号:US11192884B2
公开(公告)日:2021-12-07
The present specification relates to a heterocyclic compound of Chemical Formula 1, and an organic light emitting device comprising the same. The heterocyclic compound as a material of an organic material layer of the organic light emitting device provides enhanced efficiency, low driving voltage and increased lifetime.