公开(公告)号：US20160099425A1

公开(公告)日：2016-04-07

申请号：US14875147

申请日：2015-10-05

Applicant: Universal Display Corporation

Inventor： GREGG KOTTAS ,  Nasrin Ansari ,  Zeinab Elshenawy ,  Alan DeAngelis ,  Chuanjun Xia

IPC: H01L51/00 ,  C09K11/02 ,  C07F15/00 ,  C09K11/06

CPC classification number: H01L51/0085 ,  C07F15/0033 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/1088 ,  C09K2211/185 ,  H01L51/0054 ,  H01L51/0056 ,  H01L51/0058 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0074 ,  H01L51/50 ,  H01L51/5012 ,  H01L51/5016 ,  H05B33/14

Abstract: Novel phosphorescent heteroleptic iridium complexes with phenylpyridine and dibenzo-containing ligands are provided. Alkyl substitution at specific positions on the ligands gives rise to compounds with improved OLED properties, including saturated green emission.