申请人:Universal Display Corporation
公开号:US10381580B2
公开(公告)日:2019-08-13
Novel phosphorescent tetradentate platinum (II) compounds comprising a twisted aryl group are provided. Also provided are novel phosphorescent tetradentate platinum (II) compounds comprising an imidazo[1,2-f]phenanthridine moiety. The compounds may be used in organic light emitting devices to provide improved device efficiency, line shape and lifetime.
提供了包含一个扭曲芳基的新型磷光四价铂 (II) 化合物。此外,还提供了包含咪唑并[1,2-f]菲啶分子的新型磷光四价铂(II)化合物。这些化合物可用于有机发光器件,以提高器件效率、改善线形和延长使用寿命。