Publication number: 20220109120
Abstract: A compound comprising a ligand LA comprising a moiety L having a structure of Formula I is provided. In Formula I, LA coordinated to a metal M; A1 is selected from B, N, P, P?O, P?S, Al, Ga, SiR?, GeR?, and SnR?; where rings A, B, and C are 5- or 6-membered rings; Y1, Y2, and Y3 are selected from direct bonds, the metal M, and a variety of linkers; a+b+c=2 or 3; and one of a number of specific conditions is met. OLED devices, consumer products, and formulations including the compound are also provided.
Type:
Application
Filed:
November 17, 2021
Publication date:
April 7, 2022
Applicant:
Universal Display Corporation
Inventors:
MORGAN C. MACINNIS, Hsiao-Fan Chen, Tyler Fleetham, Peter Wolohan, Jerald Feldman, Jui-Yi Tsai, Pierre-Luc T. Boudreault, Alexey Borisovich Dyatkin, Zhiqiang JI, Sean Michael Ryno, Rasha Hamze, Chun Lin, Elena Sheina
Publication number: 20210384449
Abstract: A compound comprising a hexadentate ligand of Formula I coordinated to a metal selected from the group consisting of iridium, rhodium, and osmium; wherein rings A, B, C, D, E, and F are independently a 5-membered or 6-membered heteroaryl ring, or a 6-membered aryl ring; T1, T2, T3, T4, T5, and T6 are independently selected from C or N, wherein two to four of T1 to T6 are C, and two to four of T1 to T6 are N; Z1, Z2, Z3, and Z4 are independently selected from C or N, wherein if Z1 and Z2 are each N then T1 is a carbene carbon and two of T2 to T6 are N; Y1 and Y2 are independently selected from the group consisting of CR, SiR, B, or N; W1-W7 are independently selected from the group consisting of a direct bond, BR, BRR?, NR, PR, O, S, Se, C?X, S?O, SO2, CR, CRR?, SiRR?, GeRR?, alkyl, cycloalkyl, aryl, heteroaryl, and combinations thereof; wherein X is selected from the group consisting of O, S, Se, NR?, and CR?R??; RA to RF independently represent mono to the maximum allowable substitution, or no substitu
Type:
Application
Filed:
August 10, 2021
Publication date:
December 9, 2021
Inventors:
Jui-Yi TSAI, Pierre-Luc T. BOUDREAULT, Morgan C MACINNIS, Alexey Borisovich DYATKIN, Llorenç Benavent, Miguel A. ESTERUELAS, Ana M. LOPEZ, Enrique Onate
Publication number: 20200283462
Abstract: A compound of Formula I or Formula II wherein Y is selected from the group consisting of O, S, and NV; and (a) L1 and L2 are the same or different and are each a mono-anionic bidentate ligand; and R is selected from the group consisting of hydrogen, deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carboxylic acid, ether, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof; or (b) R joins with L1 of the Formulae I or II to form a ring B1 of formula B and formula C, respectively, and L2 is L3 and L3 is a tridentate ligand of formula D wherein ring C, ring D, and ring E are each independently selected from the group consisting a 5-membered aryl, a 5-membered heteroaryl, a 6-membered aryl, and a 6-membered heteroaryl; X1 to X4 are independently selected from Cor N, and no more than two of the X1 to X4 is N; Z1 to Z7 are ind
Type:
Application
Filed:
February 7, 2020
Publication date:
September 10, 2020
Inventors:
Jui-Yi TSAI, Pierre-Luc T. BOUDREAULT, Morgan C. MACINNIS, Alexey Borisovich DYATKIN, Miguel A. ESTERUELAS, Ana M. LOPEZ, Enrique Onate, Esther Raga
Publication number: 20200255464
Abstract: A compound comprising a hexadentate ligand of Formula I coordinated to a metal selected from the group consisting of iridium, rhodium, and osmium wherein rings A, D, and E are independently a 5-membered or 6-membered heteroaryl ring, or a 6-membered aryl ring; rings B, C, and F are independently 6-membered heteroaryl ring, or a 6-membered aryl ring; T1, T2, T3, T4, T5, and T6 are independently selected from C or N, wherein two to four of T1 to T6 are C, and two to four of T1 to T6 are N; Z1, Z2, Z3, and Z4 are independently selected from C or N, wherein if Z1 and Z2 are each N then T1 is a carbene carbon and two of T2 to T6 are N; J1 to J11 are independently selected from C or N, wherein if any one of J1 to J4 is N then ring F has no more than three N, if any one of J5 to J7 is N then ring B has no more than three N, or if any one of J8 to J11 is N then is N then ring C has no more than three N; Y1 is selected from the group consisting of CR1, SiR1, B, or N; Y2 is selected from the group consisting of C
Type:
Application
Filed:
February 7, 2020
Publication date:
August 13, 2020
Inventors:
Jui-Yi TSAI, Pierre-Luc T. BOUDREAULT, Morgan C. MACINNIS, Alexey Borisovich DYATKIN, Llorenç Benavent, Miguel A. ESTERUELAS, Ana M. LOPEZ, Enrique Onate