公开(公告)号：US20200220088A1

公开(公告)日：2020-07-09

申请号：US16814529

申请日：2020-03-10

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： BIN Ma ,  Vadim Adamovich ,  Edward Barron ,  Jui-Yi Tsai ,  Mingjuan Su ,  Lech Michalski ,  Chuanjun Xia ,  Michael S. Weaver ,  Walter Yeager ,  Bert Alleyne

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

Abstract: A compound having a formula (LA)mIr(LB)3-m having a structure selected from is disclosed. In the structures of formula (LA)mIr(LB)3-m, m is 1 or 2, R1, R2, R3, R4, and R5 are each independently selected from hydrogen, deuterium, C1 to C6 alkyl, C1 to C6 cycloalkyl, and partially or fully deuterated variants thereof, and partially or fully fluorinated variants thereof, and, R6 is selected from C1 to C6 alkyl, C1 to C6 cycloalkyl, and partially or fully deuterated variants thereof, and partially or fully fluorinated variants thereof.