公开(公告)号：US11802136B2

公开(公告)日：2023-10-31

申请号：US16718355

申请日：2019-12-18

Applicant: Universal Display Corporation

Inventor： Hsiao-Fan Chen ,  Morgan C. Macinnis ,  Nicholas J. Thompson ,  Tyler Fleetham ,  Jason Brooks ,  Scott Beers ,  Peter Wolohan ,  Sean Michael Ryno ,  Ivan Milas ,  Charles J. Stanton, III ,  Olexandr Tretyak ,  Raghupathi Neelarapu ,  Katarina Rohlfing ,  Douglas Williams

IPC: H10K50/11 ,  C07F15/00 ,  H10K85/30 ,  H10K99/00 ,  H10K101/10

CPC classification number: C07F15/0086 ,  H10K85/346 ,  H10K99/00 ,  H10K50/11 ,  H10K2101/10

Abstract: A compound having the following formula




is disclosed. The compound is useful as an emitter in OLED applications.

公开(公告)号：US20220069241A1

公开(公告)日：2022-03-03

申请号：US17409396

申请日：2021-08-23

Applicant: Universal Display Corporation

Inventor： Hsiao-Fan Chen ,  Jason Brooks ,  Morgan C. Macinnis ,  Noah Horwitz

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

Abstract: A compound of Formula I is disclosed. In the structure of Formula I, ring A and ring B are 5- or 6-membered rings; L1, L2, L3, and Z are each linking groups; a, b, and c are each 0 or 1, and a+b+c=2 or 3; K1, K2, K3, and K4 are each a direct bond, O, or S; Z1 to Z6 and X1 to X5 are each C or N; W is a linking group comprising 3 to 5 linking atoms, which can be further substituted; M is Pd or Pt; each RA, RB, RC, RD, RE, R, and R′ is selected from H or a variety of substituents, and can be joined to another substituent for form a ring. Organic light emitting devices, consumer products, formulations, and chemical structures containing the compounds are also disclosed.