公开(公告)号：US20230416288A1

公开(公告)日：2023-12-28

申请号：US18461744

申请日：2023-09-06

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Wei-Chun SHIH ,  Tyler FLEETHAM ,  Eric A. MARGULIES ,  Jui-Yi TSAI ,  Pierre-Luc T. BOUDREAULT ,  Rasha HAMZE ,  Walter YEAGER ,  Alexey Borisovich DYATKIN ,  Sarwat CHOWDHURY ,  Marcus COLE ,  Jerald FELDMAN

IPC: C07F15/00 ,  H10K50/11 ,  H10K85/30

CPC classification number: C07F15/0033 ,  H10K50/11 ,  H10K85/342

Abstract: Provided is a compound comprising a first ligand LA having a structure of Formula I,




wherein the variables are defined herein. Also provided are formulations and products containing a compound comprising a structure of Formula I.

公开(公告)号：US20250169349A1

公开(公告)日：2025-05-22

申请号：US18669652

申请日：2024-05-21

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Jui-Yi TSAI ,  Walter YEAGER ,  Alexey Borisovich DYATKIN ,  Wei-Chun SHIH ,  Harvey WENDT ,  Marcus COLE ,  Tongxiang LU

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/02 ,  H10K50/12 ,  H10K85/60

Abstract: A compound having a first ligand LA of Formula I, is provided. In Formula I, each of moiety A and moiety B is a monocyclic ring or a polycyclic fused ring system; moiety C is a polycyclic fused ring system; each of X1 to X6, Z1, and Z2 is C or N; K1 and K2 are selected from a direct bond or an organic linker; each RA, RB, and RC is independently a hydrogen or a substituent selected from the group consisting of fluorine, fluoroalkyl, fluorocycloalkyl, fluoroaryl, fluoroheteroaryl, and the Preferred General Substituents defined herein. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US20240349591A1

公开(公告)日：2024-10-17

申请号：US18666935

申请日：2024-05-17

Applicant: Universal Display Corporation

Inventor： Wei-Chun SHIH ,  Alexey Borisovich DYATKIN ,  Harvey WENDT ,  Walter YEAGER ,  Marcus COLE ,  Tyler FLEETHAM ,  Pierre-Luc T. BOUDREAULT ,  Zhiqiang JI

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/12 ,  H10K85/40

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  H10K85/40 ,  C09K2211/1048 ,  C09K2211/185 ,  H10K50/12

Abstract: A compound having a formula of Ir(LA)n(LB)m(LC)o, wherein first ligand LA comprises a structure of Formula I,




LB comprises a structure of Formula IIA,




or Formula IIB,




and LC is a bidentate ligand. In these structures, n is 1 or 2, m is 1 or 2, o is 0 or 1, and m+n+o=3; each of moiety A, moiety D, and moiety F is a monocyclic ring or polycyclic fused ring system; moiety B is a polycyclic fused ring system; each of Z1 to Z6 and X1 to X7 is C or N; Y1 is O, S, Se, Te, P, Si, and Ge; and each RA, RB, RC, RD, RE, and RF is hydrogen or a General Substituent. Formulations, OLEDs, and consumer products containing the compound are also provided.