公开(公告)号：US12239011B2

公开(公告)日：2025-02-25

申请号：US18317532

申请日：2023-05-15

Applicant: Universal Display Corporation

Inventor： Jui-Yi Tsai ,  Alexey Borisovich Dyatkin ,  Walter Yeager ,  Chuanjun Xia

IPC: H01L51/50 ,  C07F15/00 ,  C09K11/02 ,  C09K11/06 ,  H10K85/30 ,  H10K50/11 ,  H10K50/15 ,  H10K50/165 ,  H10K50/17 ,  H10K50/18 ,  H10K101/10

Abstract: A compound having the formula Ir(LA)n(LB)3-n, having the structure of Formula I is provided. In the structure of Formula I, each of A1 through A8 is independently carbon or nitrogen; at least one of A1 through A8 is nitrogen; ring B is bonded to ring A through a C—C bond; the iridium is bonded to ring A through an Ir—C bond; X is O, S, or Se; each of R1 through R5 are independently selected from a variety of substituents, which may be linked for form a ring; n is an integer from 1 to 3; and at least one R2 adjacent to ring C is not hydrogen. Formulations and devices, such as OLEDs, that include the first compound are also provided.

公开(公告)号：US12234249B2

公开(公告)日：2025-02-25

申请号：US16938948

申请日：2020-07-25

Applicant: Universal Display Corporation

Inventor： Jui-Yi Tsai ,  Alexey Borisovich Dyatkin ,  Walter Yeager ,  Pierre-Luc T. Boudreault

IPC: H01L51/00 ,  C07F15/00 ,  H10K85/30 ,  H10K50/11 ,  H10K101/10

Abstract: Provided are a compound comprising a ligand LA of Formula I that are useful as emitters in organic light emitting devices.

公开(公告)号：US12171139B2

公开(公告)日：2024-12-17

申请号：US18319759

申请日：2023-05-18

Applicant: Universal Display Corporation

Inventor： Jui-Yi Tsai ,  Eric A. Margulies ,  Zhiqiang Ji ,  Alexey Borisovich Dyatkin ,  Walter Yeager ,  Mingjuan Su

IPC: C09K11/06 ,  C07F15/00 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K50/11 ,  H10K101/10

Abstract: A compound having a metal coordination complex structure, where the compound is capable of functioning as a phosphorescent emitter in an organic light emitting device at room temperature is disclosed. The compound has a first ligand coordinated to a metal. The free-state of the first ligand has a first triplet energy T1 of EL at 77K, while the compound has a first triplet energy T1 of E at 77K, and the difference in energy (ΔE) between E and EL is ≤250 meV. The compound has a triplet emission spectrum with a FWHM value of no more than 45 nm. Organic light emitting devices, consumer products, and formulations containing the compounds are also disclosed.

公开(公告)号：US12101999B2

公开(公告)日：2024-09-24

申请号：US18309912

申请日：2023-05-01

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Mingjuan Su ,  Walter Yeager ,  Alan Deangelis ,  Bin Ma ,  Jui-Yi Tsai ,  Lichang Zeng ,  Chuanjun Xia

IPC: C09K11/06 ,  C07F15/00 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  C07D209/82 ,  C07D239/70 ,  C07D333/76 ,  H10K50/11 ,  H10K101/10

CPC classification number: H10K85/654 ,  C07F15/0033 ,  C09K11/06 ,  H10K85/342 ,  H10K85/40 ,  H10K85/655 ,  C07D209/82 ,  C07D239/70 ,  C07D333/76 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/1088 ,  C09K2211/185 ,  H10K50/11 ,  H10K85/657 ,  H10K85/6574 ,  H10K2101/10

Abstract: A compound comprising a ligand LA, having a structure of Formula I,




is provided. In Formula I, A1 to A8 are each independently CR or N; at least two adjacent ones of A1 to A8 are CR and the Rs are joined together to form a six-membered ring fused to ring A or ring C; X is O, S, or Se; each R and RB is independently hydrogen or a substituent; any adjacent substituents are optionally joined or fused into a ring; the ligand LA is coordinated to a metal M; the metal M is bonded to ring A through a M-C bond; the metal M can be coordinated to other ligands; and the ligand LA is optionally linked with other ligands. Formulations, OLEDs, and consumer products containing such compounds are also disclosed.

公开(公告)号：US11970508B2

公开(公告)日：2024-04-30

申请号：US17215284

申请日：2021-03-29

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Zhiqiang Ji ,  Pierre-Luc T. Boudreault ,  Wei-Chun Shih ,  Alexey Borisovich Dyatkin ,  Jui-Yi Tsai

IPC: C07F15/00 ,  H10K85/30

CPC classification number: C07F15/0033 ,  C07F15/0086 ,  H10K85/342 ,  H10K85/346

Abstract: Provided are transition metal compounds having 1,2,3-triazine. Also provided are formulations comprising these transition metal compounds having 1,2,3-triazine. Further provided are OLEDs and related consumer products that utilize these transition metal compounds having 1,2,3-triazine.

公开(公告)号：US11910708B2

公开(公告)日：2024-02-20

申请号：US17713357

申请日：2022-04-05

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Jui-Yi Tsai ,  Alexey Borisovich Dyatkin ,  Zhiqiang Ji

IPC: H10K85/00 ,  H10K85/60 ,  H10K50/11 ,  H10K50/17 ,  H10K50/18 ,  H10K50/82 ,  H10K85/30 ,  H10K50/15 ,  H10K50/16 ,  H10K101/10 ,  H10K101/00 ,  H10K102/00

CPC classification number: H10K85/654 ,  H10K50/11 ,  H10K50/17 ,  H10K50/18 ,  H10K50/82 ,  H10K85/342 ,  H10K85/6572 ,  H10K85/6576 ,  H10K50/15 ,  H10K50/16 ,  H10K2101/10 ,  H10K2101/90 ,  H10K2102/321

Abstract: A compound including a first ligand LA selected from the following group:




is disclosed.

公开(公告)号：US11818946B2

公开(公告)日：2023-11-14

申请号：US17674406

申请日：2022-02-17

Applicant: Universal Display Corporation

Inventor： Zhiqiang Ji ,  Jui-Yi Tsai ,  Alexey Borisovich Dyatkin ,  Suman Layek ,  Pierre-Luc T. Boudreault

IPC: H01L51/00 ,  H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/11 ,  H10K50/16 ,  H10K50/18 ,  H10K101/30 ,  H10K101/40

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  C09K2211/1029 ,  H10K50/11 ,  H10K50/16 ,  H10K50/18 ,  H10K2101/30 ,  H10K2101/40

Abstract: A compound comprising a ligand LA coordinated to a metal M, the ligand LA selected from the group consisting of Formula I, Formula II, and Formula III






ring A is a 5- or 6-membered carbocyclic or heterocyclic ring; wherein ring A of Formula I connects to ring B at X1, X2, or X3 to form a five-membered chelate ring with the metal; Z1 and Z2 are independently selected from C or N; and X1 to X10 are independently selected from C or N. An organic light emitting device (OLED) comprising an anode, a cathode and an organic layer disposed between the anode and the cathode, the organic layer comprising a compound selected from Formula I, Formula II, or Formula III, and a consumer product comprising the OLED.

公开(公告)号：US11778898B2

公开(公告)日：2023-10-03

申请号：US16282740

申请日：2019-02-22

Applicant: The University of Southern California ,  Universal Display Corporation

Inventor： Peter Djurovich ,  Jui-Yi Tsai ,  Chun Lin ,  Jason Brooks ,  Bert Alleyne ,  Mark E. Thompson ,  Peter B. Mackenzie ,  Bin Ma

IPC: H10K85/30 ,  C09K11/06 ,  C07F15/00 ,  H10K85/60 ,  H10K50/11 ,  H10K50/125 ,  H10K101/10 ,  H10K102/10

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  H10K85/30 ,  H10K85/321 ,  H10K85/654 ,  H10K85/656 ,  H10K85/6572 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/185 ,  H10K50/11 ,  H10K50/125 ,  H10K85/324 ,  H10K2101/10 ,  H10K2102/103 ,  Y10S428/917

Abstract: An organic light emitting device having an anode, a cathode and an organic layer disposed between the anode and the cathode is provided. In one aspect, the organic layer comprises a compound having at least one zwitterionic carbon donor ligand. In another aspect the organic layer comprises a carbene compound, including the following:

公开(公告)号：US11744141B2

公开(公告)日：2023-08-29

申请号：US16044583

申请日：2018-07-25

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Zhiqiang Ji ,  Alexey Borisovich Dyatkin ,  Jui-Yi Tsai ,  Walter Yeager ,  Edward Barron

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/11 ,  H10K85/40 ,  H10K85/60 ,  H10K101/10 ,  H10K102/10

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  C09K2211/1029 ,  C09K2211/1088 ,  C09K2211/185 ,  H10K50/11 ,  H10K85/40 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6576 ,  H10K2101/10 ,  H10K2102/103

Abstract: A compound having the formula [LA]yIr[LB]x is disclosed, where LA is selected from one of the following:




The compounds have at least one pyridyl dibenzo-substituted ligand that coordinates to metal center from the sterically hindered position as exemplified by LA. Because of this unique configuration, the compounds display better photo-physical and thermal properties and can be used in OLED devices to improve their performance, particularly with respect to the device's lifetime.

公开(公告)号：US20230270003A1

公开(公告)日：2023-08-24

申请号：US18309912

申请日：2023-05-01

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Mingjuan Su ,  Walter Yeager ,  Alan DeAngelis ,  Bin Ma ,  Jui-Yi Tsai ,  Lichang Zeng ,  Chuanjun Xia

IPC: H10K85/60 ,  C09K11/06 ,  C07F15/00 ,  H10K85/40 ,  H10K85/30

CPC classification number: H10K85/654 ,  C09K11/06 ,  C07F15/0033 ,  H10K85/40 ,  H10K85/342 ,  H10K85/655 ,  C07D239/70

Abstract: A compound comprising a ligand LA, having a structure of Formula I,




is provided. In Formula I, A1 to A8 are each independently CR or N; at least two adjacent ones of A1 to A8 are CR and the Rs are joined together to form a six-membered ring fused to ring A or ring C; X is O, S, or Se; each R and RB is independently hydrogen or a substituent; any adjacent substituents are optionally joined or fused into a ring; the ligand LA is coordinated to a metal M; the metal M is bonded to ring A through a M-C bond; the metal M can be coordinated to other ligands; and the ligand LA is optionally linked with other ligands. Formulations, OLEDs, and consumer products containing such compounds are also disclosed.