Publication number: 20240199668
Abstract: Compounds of are provided. In these structures, M is Pt or Pd; each of X1 to X6, X9 to X12, and Z1 to Z3 is C or N; each of L1, L2, L3, and L4 is a direct bond or a linker; at least three of L1, L2, L3, and L4 are present; each K1, K2, and K3 is a bond, O, or S; when Z1 is N, ring A in Formula I is not a pyridine or pyrazole; L? is a bond or an organic linker; Y is selected from the group consisting of amino, alkoxy, aryloxy, or SiR1R2R3; when Y is SiR1R2R3, L2 is not BR. Devices, consumer products, and formulations containing these compounds are also disclosed.
Type:
Application
Filed:
November 30, 2023
Publication date:
June 20, 2024
Applicant:
UNIVERSAL DISPLAY CORPORATION
Inventors:
Hsiao-Fan CHEN, Tyler FLEETHAM, Rasha HAMZE, Morgan C. MACINNIS, Nicholas J. THOMPSON, Fadi M. JRADI, Jason BROOKS, Charles J. STANTON, Dmitry ANDRIANOV, Olexandr TRETYAK, Douglas WILLIAMS
Publication number: 20240122059
Abstract: A compound of Formula I, is provided. In Formula I, one of Z1, Z2, and Z3 is N and the remainder are C; each of L1 and L2 is independently selected from a direct bond and a linking group; at least one of R1, R2, RA, RB, RC, RD, and RE comprises a group R* having a structure selected form the group consisting of Formula II, -Q(R3)(R4)a(R5)b, Formula III, and Formula IV, Each R, R?, R?, R1, R2, R3, R4, R5, RA, RB, RC, RD, RE, RF, RG, and RH is independently hydrogen or a General Substituent, with the proviso that group R* is not adamantyl. Formulations, OLEDs, and consumer products containing the compound are also provided.
Type:
Application
Filed:
September 27, 2023
Publication date:
April 11, 2024
Applicant:
UNIVERSAL DISPLAY CORPORATION
Inventors:
Hsiao-Fan CHEN, Geza SZIGETHY, Rasha HAMZE, Nicholas J. THOMPSON, Hojae CHOI, Weiye GUAN, Raghupathi NEELARAPU, Charles J. STANTON, Douglas WILLIAMS, Ving Jick LEE, Joseph A. MACOR, Dmitry ANDRIANOV, Chao LIANG, Steven Kit CHOW, Tyler FLEETHAM, Peter WOLOHAN, Morgan C. MACINNIS
Publication number: 20230371360
Abstract: In one aspect, provided is a compound of Formula I, In Formula I, M is Pt or Pd; L has the structure F1 is or a direct bond; rings A, B, C, D, and F are independently monocyclic rings or multicyclic fused ring systems; each of X1 to X10 is independently C or N; each of Z1 to Z4 is C or N; each of L1 to L5 is a direct bond or an organic linker, each of a, b, c, and d is 0 or 1; each K1 to K4 is a direct bond, O, or S; each of Z1 to Z4 that is connected to O or S is C; and each RA, RB, RC, RD, RE, and RX is independently hydrogen or a substituent.
Type:
Application
Filed:
July 21, 2023
Publication date:
November 16, 2023
Applicant:
UNIVERSAL DISPLAY CORPORATION
Inventors:
Hsiao-Fan CHEN, Morgan C. MACINNIS, Noah HORWITZ, Rasha HAMZE, Fadi M. JRADI, Sean Michael RYNO, Douglas WILLIAMS, Charles J. STANTON, Raghupathi NEELARAPU, Weiye GUAN, Joseph A. MACOR, Geza SZIGETHY