公开(公告)号：US20250092308A1

公开(公告)日：2025-03-20

申请号：US18797856

申请日：2024-08-08

Applicant: Universal Display Corporation

Inventor： Hsiao-Fan CHEN ,  Rasha HAMZE ,  Wystan Neil PALMER ,  Huong NGUYEN ,  Jason DENNY ,  Hai T. LE

IPC: C09K11/06 ,  H10K50/11 ,  H10K85/30 ,  H10K101/20

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; each of Z1 and Z2 is C or N; K is a direct bond or a linking group; R* includes a moiety selected from an electron-withdrawing group, heteroaryl, BRR′, SiRR′R″, GeRR′R″, OR, SR, SeR, PRR′, PRR′R″, AsRR′, AsRR′R″, or a combination thereof; each R, R′, R″, R*, Rα, Rβ, RA, and RB is a hydrogen or a General Substituent defined herein; LA is coordinated to a metal M having an atomic mass of at least 40; and any two substituents may be joined or fused to form a ring. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US20220367813A1

公开(公告)日：2022-11-17

申请号：US17718660

申请日：2022-04-12

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Rasha HAMZE ,  Tyler FLEETHAM ,  Hsiao-Fan CHEN ,  Steven Kit CHOW ,  Thomas GHEBREGHIORGIS ,  Huong NGUYEN ,  Hai T. LE

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

Abstract: Provided are organometallic compounds. Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.

公开(公告)号：US20250127034A1

公开(公告)日：2025-04-17

申请号：US18909131

申请日：2024-10-08

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Sean Michael RYNO ,  Rasha HAMZE ,  Tyler FLEETHAM ,  Joseph A. MACOR ,  Huong NGUYEN

IPC: H10K85/40 ,  C07F5/02 ,  C07F19/00 ,  C09K11/02 ,  C09K11/06 ,  H10K50/12 ,  H10K85/60 ,  H10K101/20

Abstract: A compound comprising a structure of Formula I, is provided. In Formula I, each of X1 to X10, X1′ to X4′, and X8′ to X10′ is independently C or N, but is C if attached to an R; each of R1 to R6 and RA to RG is hydrogen or a General Substituent defined herein; any two substituents may be joined or fused to form a ring; and at least one of six different conditions is met regarding RA, RB, or R3 to R6. Formulations, OLEDs, and consumer products containing the compound are also provided.