公开(公告)号：US12156463B2

公开(公告)日：2024-11-26

申请号：US17162119

申请日：2021-01-29

Applicant: Universal Display Corporation

Inventor： Jerald Feldman ,  Hsiao-Fan Chen ,  Peter Wolohan ,  Tyler Fleetham

IPC: H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18

Abstract: Provided are novel C3-symmetry high T1 energy host compounds. Also provided are formulations comprising these novel C3-symmetry high T1 energy host compounds. Further provided are OLEDs and related consumer products that utilize these novel C3-symmetry high T1 energy host compounds. The novel host compounds are represented by where the variables are defined herein.

公开(公告)号：US11773320B2

公开(公告)日：2023-10-03

申请号：US16797220

申请日：2020-02-21

Applicant: Universal Display Corporation

Inventor： Diana Drennan ,  Sean Michael Ryno ,  George Fitzgerald ,  Tyler Fleetham ,  Jerald Feldman

IPC: C09K11/06 ,  C07D487/04 ,  H10K85/60 ,  H10K50/11

CPC classification number: C09K11/06 ,  C07D487/04 ,  H10K85/6572 ,  C09K2211/1074 ,  H10K50/11

Abstract: A compound of Formula I:






wherein each R1, R2, R3, and R4 is independently hydrogen or a substituent selected from the group consisting of deuterium, halide, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, carbonyl, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, boryl, and combinations thereof; and
wherein any two adjacent substituents are optionally joined or fused together to form a ring.

公开(公告)号：US11731975B2

公开(公告)日：2023-08-22

申请号：US17201344

申请日：2021-03-15

Applicant: Universal Display Corporation

Inventor： Jerald Feldman

IPC: H01L51/50 ,  C07D487/04 ,  H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K50/18 ,  H10K85/60 ,  H10K50/11 ,  H10K85/30 ,  H10K101/10 ,  H10K101/40 ,  H10K101/00

CPC classification number: C07D487/04 ,  H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K50/18 ,  H10K85/654 ,  H10K85/6572 ,  H10K50/11 ,  H10K85/341 ,  H10K85/342 ,  H10K85/631 ,  H10K2101/10 ,  H10K2101/40 ,  H10K2101/90

Abstract: The present invention includes novel organic materials comprising indolo[2,3-c]carbazole linked to an aromatic heterocycle via a carbazole linker. These materials may be useful as host materials for PHOLED devices.

公开(公告)号：US20230138288A1

公开(公告)日：2023-05-04

申请号：US18058461

申请日：2022-11-23

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Wei-Chun Shih ,  Eric A. Margulies ,  Alexey Borisovich Dyatkin ,  Jui-Yi Tsai ,  Jerald Feldman ,  Pierre-Luc T. Boudreault ,  Walter YEAGER

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

Abstract: A heteroleptic compound of formula Ir(LA)m(LB)n, where LA has a structure of Formula I, and LB has Formula II, is provided. In Formulae I and II, moieties A and D are independently a rings or polycyclic ring systems, one of moiety A and moiety D is coordinated to Ir by a 5-membered ring, and the other is coordinated to Ir by a 6-membered ring; each of X, X1 to X12 is C or N; Y is a linking atom; each RA, RB, RC, RD, and RE is hydrogen or a general substituent; and at least one RD or RE substituent comprises an electron-withdrawing group, or an aryl or heteroaryl substituted with an electron-withdrawing group. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US11183646B2

公开(公告)日：2021-11-23

申请号：US16173044

申请日：2018-10-29

Applicant: Universal Display Corporation

Inventor： Alexey Borisovich Dyatkin ,  Jui-Yi Tsai ,  Ting-Chih Wang ,  Jerald Feldman

IPC: H01L51/00 ,  H01L51/50 ,  H01L51/52

Abstract: An organic light emitting device (OLED) that includes an anode, a cathode, and an organic layer disposed between the anode and the cathode, the organic layer comprising a light-emitting dopant within a host material, the host material including an optically active host compound; wherein one enantiomer of the optically active host compound is present in an enantiomeric excess (ee) of at least 75%. A consumer product that includes the OLED.

公开(公告)号：US20210230167A1

公开(公告)日：2021-07-29

申请号：US17201344

申请日：2021-03-15

Applicant: Universal Display Corporation

Inventor： Jerald Feldman

IPC: C07D487/04 ,  H01L51/50 ,  H01L51/00

Abstract: The present invention includes novel organic materials comprising indolo[2,3-c]carbazole linked to an aromatic heterocycle via a carbazole linker. These materials may be useful as host materials for PHOLED devices.

公开(公告)号：US10944062B2

公开(公告)日：2021-03-09

申请号：US15963244

申请日：2018-04-26

Applicant: Universal Display Corporation

Inventor： Jerald Feldman ,  Jui-Yi Tsai ,  Alexey Borisovich Dyatkin ,  Zhiqiang Ji ,  Mingjuan Su ,  Tongxiang (Aaron) Lu

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06 ,  H01L51/50

Abstract: The present invention includes novel transition metal complexes of bidentate ligands containing benzofused imidazole moieties. The materials are useful for application in organic electroluminescence devices.

公开(公告)号：US20190140193A1

公开(公告)日：2019-05-09

申请号：US16173044

申请日：2018-10-29

Applicant: Universal Display Corporation

Inventor： Alexey Borisovich Dyatkin ,  Jui-Yi Tsai ,  Ting-Chih Wang ,  Jerald Feldman

IPC: H01L51/00 ,  H01L51/50 ,  H01L51/52

Abstract: An organic light emitting device (OLED) that includes an anode, a cathode, and an organic layer disposed between the anode and the cathode, the organic layer comprising a light-emitting dopant within a host material, the host material including an optically active host compound; wherein one enantiomer of the optically active host compound is present in an enantiomeric excess (ee) of at least 75%. A consumer product that includes the OLED.

公开(公告)号：US20230337520A1

公开(公告)日：2023-10-19

申请号：US18297744

申请日：2023-04-10

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Derek Ian WOZNIAK ,  Zhiqiang Ji ,  Jerald Feldman ,  Elena Sheina ,  Pierre-Luc T. Boudreault ,  Wei-Chun Shih

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

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  C07B2200/05 ,  C09K2211/1029 ,  C09K2211/1092 ,  C09K2211/185 ,  H10K50/11

Abstract: Provided are compounds having a formula of Ir(LA)p(LB)q(LC)r, wherein LA has a structure of Formula IA:





LB has a structure of Formula IB:





. Also provided are formulations comprising these compounds. Further provided are OLEDs and related consumer products that utilize these compounds.

公开(公告)号：US11778897B2

公开(公告)日：2023-10-03

申请号：US16113587

申请日：2018-08-27

Applicant: Universal Display Corporation

Inventor： Jerald Feldman ,  Pierre-Luc T. Boudreault

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

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  H10K85/654 ,  H10K85/656 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  C09K2211/185 ,  H10K50/11 ,  H10K2101/10

Abstract: A compound comprising a first ligand LA having a Formula selected from:




is disclosed. In the Formulas rings B and C are 5-membered or 6-membered aromatic or heteroaromatic ring; Z1, Z2, X1, X2, X3, X4, X5, and X6 are each C or N, but X1, X2, X3, or X4 is C when it forms a direct bond to Z2; Y is selected from CRR′, NR′, O, S, and Se; R, R′, RA, RB, RC, and RD are each selected from a variety of substituents; the ligand LA is coordinated to a metal M by the dashed lines, and optionally to other ligands. Organic light emitting devices and consumer products containing the compounds are also disclosed.