公开(公告)号：US20230284516A1

公开(公告)日：2023-09-07

申请号：US18163014

申请日：2023-02-01

Applicant: Universal Display Corporation

Inventor： Alexey Borisovich DYATKIN ,  Hsiao-Fan CHEN ,  Jui-Yi TSAI ,  Zhiqiang JI ,  Wei-Chun SHIH ,  Pierre-Luc T. BOUDREAULT

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

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  H10K50/11

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




is provided. In addition, C1 and C2 are joined to a structure of Formula II,




In the first ligand, C1 and C2 are carbon atoms; K is selected from the group consisting of a direct bond, O, S, N(Rα), P(Rα), B(Rα), C(Rα)(Rβ), and Si(Rα)(Rβ); each of Y1 and Y2 is O, S, Se, NR, CR′R″, SiR′R″, GeR′R″, BR′, BR′R″, or PR′; Z is selected from the group consisting of N, CR′, SiR′, and GeR′; moiety B is a monocyclic ring or a fused polycyclic ring structure; each Rα, Rβ, RA, RB, R, R′, and R″ is hydrogen or a General Substituent; the first ligand is coordinated to a metal M; and any two of RA, RB, R, R′ and R″ can be joined or fused to form a ring. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US20230157154A1

公开(公告)日：2023-05-18

申请号：US17959324

申请日：2022-10-04

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Alexey Borisovich DYATKIN ,  Chun LIN ,  Wei-Chun SHIH ,  Zhiqiang JI ,  Hsiao-Fan CHEN ,  Rasha HAMZE ,  Tyler FLEETHAM ,  Pierre-Luc T. BOUDREAULT

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

CPC classification number: H01L51/009 ,  C07F15/0033 ,  C09K11/06 ,  H01L51/0085 ,  H01L51/5016

Abstract: A compound of a first ligand LA of Formula I,




is provided. In Formula I, moieties A and B are each a monocyclic ring or a polycyclic fused-ring system; Z1 to Z4 are each C or N; K is a direct bond, O, or S; each RA and RB is independently a hydrogen or a General Substituent; at least one RA or RB is R*, wherein R* has a structure of Formula II, ---L-GeR1R2R3; L is a direct bond or an organic linker; and LA is coordinated to a metal M by the dashed lines; and metal M is selected from Ir, Rh, Re, Ru, Os, Pt, Pd, Ag, Au, or Cu.

公开(公告)号：US20230140064A1

公开(公告)日：2023-05-04

申请号：US17953360

申请日：2022-09-27

Applicant: Universal Display Corporation

Inventor： Alexey Borisovich DYATKIN ,  Elena SHEINA ,  Wei-Chun SHIH ,  Pierre-Luc T. BOUDREAULT ,  Jui-Yi TSAI ,  Zhiqiang JI

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

Abstract: A compound having a structure of Formula I, is provided. In Formula I, each of moieties B, C, and D is a ring or multicyclic ring system; each of X1, X2, X3, X4, X5, Y1, Z1, Z2, Z3, Z4, and Z5 is C or N; each of K1, K2, and K3 is a direct bond, O, or S; L1 and L2 are independently direct bonds or bivalent linking groups; each R, R′, RA, RB, RC, and RD is independently hydrogen or a substituent; any two substituents may be joined or fused together to form a ring; and at least one pair of RB, RC, or RD are joined to form a 5-membered heterocyclic ring. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US20230133996A1

公开(公告)日：2023-05-04

申请号：US18069016

申请日：2022-12-20

Applicant: Universal Display Corporation

Inventor： Zhiqiang JI ,  Lichang ZENG ,  Jui-Yi TSAI ,  Chun LIN ,  Chuanjun XIA ,  Alexey Borisovich DYATKIN ,  Walter YEAGER

IPC: H10K85/30 ,  C09K11/06 ,  C09K11/02 ,  C07F15/00 ,  H10K85/60

Abstract: New organometallic complexes having bis- or tris-heteroleptic ligands and large aspect ratio in one direction and their use in OLEDs to enhance the efficiency is disclosed.

公开(公告)号：US20230120996A1

公开(公告)日：2023-04-20

申请号：US17938120

申请日：2022-10-05

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Neil PALMER ,  Wei-Chun SHIH ,  George FITZGERALD ,  Joseph A. MACOR ,  Rasha HAMZE ,  Pierre-Luc T. BOUDREAULT ,  Geza SZIGETHY ,  Zhiqiang JI

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

Abstract: Provided are compounds comprising ligands LA that are ligands of Pt and Ir complexes for OLED applications. Also provided are formulations comprising these compounds comprising ligands LA that are ligands of Pt and Ir complexes for OLED applications. Further provided are OLEDs and related consumer products that utilize these compounds comprising ligands LA that are ligands of Pt and Ir complexes for OLED applications.

公开(公告)号：US20220367820A1

公开(公告)日：2022-11-17

申请号：US17192035

申请日：2021-03-04

Applicant: Universal Display Corporation

Inventor： Chun LIN ,  Zhiqiang JI ,  Ting-Chih WANG ,  Pierre-Luc T. BOUDREAULT

IPC: H01L51/00 ,  C09K11/02 ,  C09K11/06 ,  C07F15/00

Abstract: Provided is an OLED having an anode, a cathode and an organic emissive layer disposed between the anode and the cathode. The emissive layer includes a first host; and a first emitter; wherein the first emitter is selected from the following group: (L1-L2)nIr(LA)3−n and (LB)nIr(L3-L4)3−n; wherein (L1-L2)nIr(LA)3−n is

公开(公告)号：US20220306669A1

公开(公告)日：2022-09-29

申请号：US17653144

申请日：2022-03-02

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Walter YEAGER ,  Zhiqiang JI ,  Pierre-Luc T. BOUDREAULT ,  Alexey Borisovich DYATKIN

IPC: C07F15/00 ,  H01L51/00

Abstract: Provided are compounds comprising first ligands LA being hetero-benzofused ligands of Pt and Ir complexes for OLED applications. Also provided are formulations comprising these compounds comprising first ligands LA being hetero-benzofused ligands of Pt and Ir complexes for OLED applications. Further provided are OLEDs and related consumer products that utilize these compounds comprising first ligands LA being hetero-benzofused ligands of Pt and Ir complexes for OLED applications.

公开(公告)号：US20220281905A1

公开(公告)日：2022-09-08

申请号：US17579772

申请日：2022-01-20

Applicant: Universal Display Corporation

Inventor： Zhiqiang JI ,  Pierre-Luc T. BOUDREAULT

IPC: C07F15/00 ,  H01L51/00 ,  H01L51/50

Abstract: A compound comprising a metal M and a ligand LA, where LA includes a structure of Formula I, is disclosed. In Formula I, each of L1 and L2 is a direct bond of a linking group; each of X1 to X16 is C or N; each of R, R′, RA, RB, RC, and RD is independently hydrogen or a General Substituent. OLEDs, consumer products, and formulations including the compound are also disclosed.

公开(公告)号：US20220165967A1

公开(公告)日：2022-05-26

申请号：US17516647

申请日：2021-11-01

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Zhiqiang JI ,  Tongxiang LU ,  Wei-Chun SHIH ,  Pierre-Luc T. BOUDREAULT ,  George FITZGERALD

IPC: H01L51/00 ,  C09K11/06 ,  C09K11/02 ,  C07F15/00

Abstract: Provided are organometallic complexes including 5-membered heterocyclic rings. The compounds include a ligand LA having a structure of Also provided are formulations comprising these compounds. Further provided are OLEDs and related consumer products that utilize these compounds.

公开(公告)号：US20220158102A1

公开(公告)日：2022-05-19

申请号：US17500277

申请日：2021-10-13

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Jui-Yi TSAI ,  Zhiqiang JI ,  Wei-Chun SHIH ,  Alexey Borisovich DYATKIN ,  Pierre-Luc T. BOUDREAULT ,  Hsiao-Fan CHEN

IPC: H01L51/00 ,  C09K11/06 ,  C09K11/02 ,  C07F15/00

Abstract: Provided are organometallic compounds of Formula I Also provided are formulations including these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.