公开(公告)号：US20230209990A1

公开(公告)日：2023-06-29

申请号：US18171274

申请日：2023-02-17

Applicant: UNIVERSAL DISPLAY CORPORATION

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

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K85/60 ,  C09K11/02

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  H10K85/654 ,  H10K85/6576 ,  C09K11/025 ,  C09K2211/185 ,  C09K2211/1029 ,  H10K50/11

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.