公开(公告)号：US20240190906A1

公开(公告)日：2024-06-13

申请号：US18542106

申请日：2023-12-15

Applicant: Universal Display Corporation

Inventor： Eric A. MARGULIES ,  Geza SZIGETHY ,  Ivan MILAS ,  Nicholas J. THOMPSON ,  Henry Carl HERBOL ,  Zhiqiang JI

IPC: C07F15/00 ,  C09K11/06 ,  H10K50/11 ,  H10K85/30

CPC classification number: C07F15/0033 ,  C09K11/06 ,  H10K50/11 ,  H10K85/342 ,  C09K2211/185

Abstract: The present disclosure provides a metal coordination complex compound. The metal complex compound is capable of functioning as an emitter in an organic light emitting device (OLED) at room temperature, and has a vertical dipole ratio (VDR) greater than 0.33 in the OLED. Formulations, OLEDs, and consumer products including the same are also provided.

公开(公告)号：US20240057470A1

公开(公告)日：2024-02-15

申请号：US18054702

申请日：2022-11-11

Applicant: Universal Display Corporation

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

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

CPC classification number: H10K85/40 ,  H10K50/12 ,  C09K11/06 ,  C07F15/0033

Abstract: A compound having a formula of M(LA)p(LB)q(LC)r, where LA has a structure of Formula I,




LB is a bidentate ligand; and LC has a structure of Formula II,




is provided. In Formula I and Formula II, the compound can be homoleptic or heteroleptic and can include up to three different ligands; K3 and K4 are each independently a direct bond, O, S, N(Rα), P(Rα), B(Rα), C(Rα)(Rβ), or Si(Rα)(Rβ); each of moiety A and moiety B represents a monocyclic ring or a polycyclic, fused-ring structure; each of Z1 and Z2 is C or N; and at least one of RA, RB, RC1, RC2, or RC3 comprises a structure of Formula III,




In Formula III, L is bivalent organic linker, and Z is Si or Ge. Each RA, RB, RC1, RC2, and RC3 is independently hydrogen or a General Substituent, and each of R1, R2, and R3 is a General Substituent. Formulations, OLEDs, and consumer products including such compounds are also provided.

公开(公告)号：US20240057468A1

公开(公告)日：2024-02-15

申请号：US18466937

申请日：2023-09-14

Applicant: UNIVERSAL DISPLAY CORPORATION

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

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

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

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：US20230422596A1

公开(公告)日：2023-12-28

申请号：US18330037

申请日：2023-06-06

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Zhiqiang JI ,  Pierre-Luc T. BOUDREAULT

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

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  H10K85/40 ,  H10K50/12

Abstract: A compound, Ir(LA)2(LC), having a structure of Formula I,




where two adjacent ones of X1, X2, X3, and X4 are C and are joined to a structure of Formula II,




by the dashed lines is provided. In Formulas I and II, each of X1 to X4 is C or N; moiety B is a monocyclic ring or a fused ring system; Z is C or N; Y is CRR′, SiRR′, GeRR′, BR, or BRR′; R* is hydrogen or deuterium; each R, R′, RA, RB, R1, R2, and R3 is hydrogen or a General Substituent; RC is selected from a variety of substituents; and any two substituents can be joined or fused to form a ring. Formulations, OLEDS, and consumer products including the compound are also provided.

公开(公告)号：US20230380265A1

公开(公告)日：2023-11-23

申请号：US18364552

申请日：2023-08-03

Applicant: Universal Display Corporation

Inventor： Eric A. MARGULIES ,  Zhiqiang JI ,  Nicholas J. THOMPSON ,  Geza SZIGETHY ,  Michael S. WEAVER ,  Jerald FELDMAN

IPC: H10K85/30 ,  H10K50/11 ,  H10K50/18 ,  H10K50/81 ,  H10K50/82 ,  H10K50/125 ,  H10K50/13 ,  H10K50/17

CPC classification number: H10K85/351 ,  H10K50/11 ,  H10K50/18 ,  H10K50/81 ,  H10K50/82 ,  H10K50/125 ,  H10K50/131 ,  H10K50/171 ,  H10K85/342 ,  H10K85/346 ,  H10K85/348 ,  H10K85/371 ,  H10K50/15

Abstract: Provided is an OLED structure includes an organic layer having a primary phosphorescent emitter and a first host; where one of the following conditions is true: (1) the organic layer further includes a secondary emitter; or (2) the OLED further includes a second organic layer where the second organic layer includes a secondary emitter. The primary phosphorescent emitter has a peak emission wavelength λmax that is ≥600 nm and ≤750 nm; the secondary emitter has a peak emission wavelength λmax that is ≥750 nm; the primary phosphorescent emitter is capable of transferring energy to the secondary emitter; the first host has a lowest excited state triplet energy T1 that is at least 0.1 eV higher than that of the primary phosphorescent emitter; the primary phosphorescent emitter has the formula Pt(L1)m; L1 can represent one or more ligands that are the same or different; each L1 is independently monodentate or multidentate; and m represents a maximum possible number of ligands L1 that can coordinate to Pt.

公开(公告)号：US20230276694A1

公开(公告)日：2023-08-31

申请号：US18301353

申请日：2023-04-17

Applicant: Universal Display Corporation

Inventor： Jui-Yi TSAI ,  Lichang ZENG ,  Zhiqiang JI ,  Alexey Borisovich DYATKIN ,  Walter YEAGER ,  Edward BARRON

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

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  C09K2211/1088 ,  C09K2211/185 ,  C09K2211/1029 ,  H10K50/11

Abstract: A compound having the formula:




Formula I is disclosed. The compound is useful as emitters in OLEDs.

公开(公告)号：US20230263048A1

公开(公告)日：2023-08-17

申请号：US18159778

申请日：2023-01-26

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Zhiqiang JI ,  Tongxiang LU ,  Pierre-Luc T. BOUDREAULT

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

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

Abstract: Provided are organometallic compounds comprising a ligand with fused aromatic structures according to Formula I as described herein and their various uses including as emitters in devices and related electronic devices. Also provided are formulations comprising these compounds. Further provided are organic light emitting devices (OLEDs) and related consumer products that utilize these compounds.

公开(公告)号：US20230192738A1

公开(公告)日：2023-06-22

申请号：US18062149

申请日：2022-12-06

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Neil PALMER ,  Wei-Chun SHIH ,  Derek Ian WOZNIAK ,  Zhiqiang JI ,  Morgan C. MACINNIS ,  Hsiao-Fan CHEN ,  Peter WOLOHAN ,  George FITZGERALD ,  Elena SHEINA ,  Noah HORWITZ ,  Pierre-Luc T. BOUDREAULT ,  Chun LIN ,  Rasha HAMZE ,  Tyler FLEETHAM

IPC: C07F15/00 ,  H10K85/30 ,  H10K85/60 ,  H10K85/40 ,  H10K50/12

CPC classification number: C07F15/0033 ,  H01L51/0085 ,  C07F15/0086 ,  H01L51/0087 ,  H01L51/0072 ,  H01L51/0074 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0064 ,  H01L51/0054 ,  H01L51/0094 ,  H01L51/0052 ,  H01L51/5024

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







is provided. In Formula I, moieties A, B, C, and D are each independently a monocyclic ring or a multicyclic fused ring system; each of X1 to X8 is C or N; each independently represents a single bond or a double bond; each of L1, L2, L3, and L4 is independently a direct bond or a linking group; each R, R′, R″, RA, RB, RC, and RD is a hydrogen or a General Substituent; any two adjacent R, R′, R″, RA, RB, RC, and RD may be joined or fused to form a ring; and LA is coordinated to a transition metal M. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US20230151039A1

公开(公告)日：2023-05-18

申请号：US17729141

申请日：2022-04-26

Applicant: Universal Display Corporation

Inventor： Zhiqiang JI ,  Derek Ian WOZNIAK ,  Wei-Chun SHIH ,  Ting-Chih WANG ,  Pierre-Luc T. BOUDREAULT ,  James FIORDELISO

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

CPC classification number: C07F15/0033 ,  H10K85/342 ,  H10K85/6572 ,  H10K85/6576 ,  H10K85/654 ,  H10K85/657 ,  H10K85/652 ,  H10K85/622 ,  H10K85/621 ,  H10K85/658 ,  H10K85/40 ,  H10K85/633

Abstract: Provided is a compound including a first ligand LA of Formula I




In Formula I, ring C is a 5- or 6-membered ring; each of X1 to X8 is C or N; one of X1 to X4 is C and is connected to ring C, and one of X1 to X4 is N and is coordinated to a metal M; Y is a divalent linker; K is a direct bond, O, or S; each R′, R″, RA, RB, and RC is hydrogen or a general substituent; at least one of RA or RB comprises an electron-withdrawing group; at least one of RB is a cyclic group; and metal M is selected from Os, Ir, Pd, Pt, Cu, Ag, and Au. Formulations, devices, and consumer products comprising the compound are also disclosed.

公开(公告)号：US20230146148A1

公开(公告)日：2023-05-11

申请号：US17656889

申请日：2022-03-29

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Zhiqiang JI ,  Alexey Borisovich DYATKIN ,  Pierre-Luc T. BOUDREAULT ,  Wei-Chun SHIH

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

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

Abstract: Provided are organometallic compounds comprising a first ligand LA which is based on a structure of fused five and six-membered rings according to Formula I as described herein and their various uses including as emitters in devices. Also provided are formulations comprising these compounds. Further provided are organic light emitting devices (OLEDs) and related consumer products that utilize these compounds.