公开(公告)号：US20150194612A1

公开(公告)日：2015-07-09

申请号：US14310598

申请日：2014-06-20

Applicant: Universal Display Corporation

Inventor： Jui-Yi TSAI ,  Gregg KOTTAS ,  Walter YEAGER ,  Zeinab ELSHENAWY ,  Chuanjun XIA ,  Geza SZIGETHY ,  Jason BROOKS

IPC: H01L51/00 ,  H01L51/50

CPC classification number: H01L51/0085 ,  C07F15/0033 ,  C09K11/06 ,  C09K2211/1029 ,  C09K2211/185 ,  H01L51/5016 ,  H01L2251/5384

Abstract: A compound comprising a ligand LA of Formula I: as well as, devices and formulations containing the compound of Formula 1 are disclosed. In the compounds, having a ligand La of Formula I: wherein R1 represents mono, or di- substitution, or no substitution; wherein R2 represents mono, di, tri, or tetra-substitution, or no substitution; wherein R is selected from hydrogen, deuterium, alkyl, cycloalkyl, and combinations thereof; wherein R1 and R2 are each independently selected from hydrogen, deuterium, alkyl, cycloalkyl, aryl, and combinations thereof; wherein any adjacent substituents of R2 are optionally joined to form a fused ring; wherein the ligand LA is coordinated to a metal M; and wherein the ligand LA is optionally linked with other ligands to comprise a tridentate, tetradentate, pentadentate or hexadentate ligand.

Abstract translation: 公开了包含式I的配体LA的化合物以及含有式1化合物的装置和制剂。 在化合物中，具有式I的配体La：其中R1表示单或二取代或不取代; 其中R2表示单，二，三或四取代，或不取代; 其中R选自氢，氘，烷基，环烷基及其组合; 其中R 1和R 2各自独立地选自氢，氘，烷基，环烷基，芳基及其组合; 其中R 2的任何相邻取代基任选地连接形成稠环; 其中配体LA与金属M配位; 并且其中配体LA任选地与其它配体连接以包含三齿，四齿，五齿或六齿配体。