公开(公告)号：US20220396596A1

公开(公告)日：2022-12-15

申请号：US17743561

申请日：2022-05-13

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Rasha HAMZE ,  Hsiao-Fan CHEN ,  Peter WOLOHAN ,  Morgan C. MACINNIS ,  Woo-Young SO ,  George FITZGERALD ,  Noah HORWITZ ,  Jerald FELDMAN ,  Elena SHEINA

IPC: C07F15/00 ,  C07D409/14 ,  C07D487/04 ,  C07D403/04 ,  C07D495/04 ,  C07D491/048 ,  C07D403/14 ,  C07C15/38 ,  C07D333/76 ,  C07D251/24 ,  C07D209/82 ,  C07F7/08 ,  C07C15/28 ,  C07C15/30 ,  C07D405/14 ,  C07C211/54 ,  C07F5/02 ,  H01L51/00

Abstract: Provided is a compound of Formula I in which at least one moiety A, moiety B, moiety C, or moiety D is a 6-membered carbocyclic or heterocyclic ring, and at least one RA, RB, RC, or RD includes a group having Formula II where RX can be silyl, germyl, boryl, nitrile, F, CF3, cycloalkyl, heterocycloalkyl, or monocyclic heteroaryl. The compounds are useful as emitters in OLEDs providing improved efficiency.

公开(公告)号：US20220393117A1

公开(公告)日：2022-12-08

申请号：US17722531

申请日：2022-04-18

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Hsiao-Fan CHEN ,  Tyler FLEETHAM ,  Rasha HAMZE ,  Morgan C. MACINNIS ,  Nicholas J. THOMPSON ,  Fadi M. JRADI ,  Jason BROOKS ,  Charles J. STANTON ,  Dmitry ANDRIANOV ,  Olexandr TRETYAK ,  Douglas WILLIAMS

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

Abstract: Compounds of Formula I, and Formula IIa, Formula IIb, are provided. In these structures, M is Pt or Pd; each of X1 to X6, X9 to X12, and Z1 to Z3 is C or N; each of L1, L2, L3, and L4 is a direct bond or a linker; at least three of L1, L2, L3, and L4 are present; each K1, K2, and K3 is a bond, O, or S; when Z1 is N, ring A in Formula I is not a pyridine or pyrazole; L5 is a bond or an organic linker; Y is selected from the group consisting of amino, alkoxy, aryloxy, or SiR1R2R3; when Y is SiR1R2R3, L2 is not BR. Devices, consumer products, and formulations containing these compounds are also disclosed.

公开(公告)号：US11522140B2

公开(公告)日：2022-12-06

申请号：US15207853

申请日：2016-07-12

Applicant: Universal Display Corporation

Inventor： Lichang Zeng ,  Ting-Chih Wang ,  Alexey Borisovich Dyatkin ,  Chuanjun Xia

IPC: H01L51/00 ,  C09K11/02 ,  C09K11/06 ,  H05B33/20 ,  H01L51/50 ,  H01L51/56

Abstract: A mixture of carbazole and triazine derivatives that can be thermally evaporated from one crucible to fabricate thin films for electroluminescent devices is disclosed.

公开(公告)号：US11512093B2

公开(公告)日：2022-11-29

申请号：US16808808

申请日：2020-03-04

Applicant: Universal Display Corporation

Inventor： Peter Wolohan ,  Tyler Fleetham

IPC: B32B19/00 ,  C07D495/04 ,  C07D491/048 ,  C07F7/08 ,  H01L51/00 ,  H01L51/50 ,  C07D519/00

Abstract: A compound of Formula I: wherein Y is O, S, or Se; wherein each X1-X14 is independently C or N; wherein two consecutive X1-X14 in the same ring are not N; wherein any of X1-X14 is C when it forms a direct bond to RA, RB, RC, or RD; wherein RA, RB, RC, and RD each independently represent mono to the maximum allowable substitution, or no substitution; wherein each RA, RB, RC, and RD is independently a hydrogen or a substituent selected from the group consisting of 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; wherein RD represents mono to the maximum allowable substitution at least one RD is not hydrogen; and wherein any two substituents are optionally joined or fused together to form a ring.

公开(公告)号：US20220359835A1

公开(公告)日：2022-11-10

申请号：US17320422

申请日：2021-05-14

Applicant: Universal Display Corporation

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

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

Abstract: A compound having the formula: Formula I is disclosed. The compound is useful as emitters in OLEDs.

公开(公告)号：US11495754B2

公开(公告)日：2022-11-08

申请号：US16775578

申请日：2020-01-29

Applicant: Universal Display Corporation

Inventor： Jason Brooks ,  Geza Szigethy ,  Glenn Morello ,  Jun Deng ,  Peter I. Djurovich ,  Hsiao-Fan Chen

IPC: H01L51/54 ,  H01L51/00 ,  H01L51/50 ,  H01L51/52 ,  C07F15/00

Abstract: Imidazophenanthridine ligands and metal complexes are provided. The compounds exhibit improved stability through a linking substitution that links a nitrogen bonded carbon of an imidizole ring to a carbon on the adjacent fused aryl ring. The compounds may be used in OLEDs, particularly as emissive dopants in the emissive region in the OLEDs, providing devices with improved efficiency, stability, and manufacturing. In particular, the compounds provided herein may be used in blue devices having high efficiency.

公开(公告)号：US20220352478A1

公开(公告)日：2022-11-03

申请号：US17713141

申请日：2022-04-04

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Nicholas J. THOMPSON ,  Michael S. WEAVER ,  Chun LIN

IPC: H01L51/00

Abstract: An organic light emitting device (OLED) architecture in which efficient operation is achieved for the OLED having three hosts in the emissive layer by incorporating at least one multi-component functional layer selected from the group consisting of a hole injecting layer, a hole transporting layer, an electron blocking layer, a hole blocking layer, an electron transporting layer, and an electron injecting layer.

公开(公告)号：US20220348600A1

公开(公告)日：2022-11-03

申请号：US17850341

申请日：2022-06-27

Applicant: Universal Display Corporation

Inventor： Pierre-Luc T. BOUDREAULT ,  Vadim ADAMOVICH ,  Hitoshi YAMAMOTO ,  Harvey WENDT ,  Chuanjun XIA

IPC: C07F15/00 ,  H01L51/00 ,  C09K11/06 ,  C07D491/048

Abstract: A compound that has the structure according to Formula M(LA)x(LB)y(LC)z is disclosed. In Formula M(LA)x(LB)y(LC)z, ligand LA is ligand LB is and ligand LC is and OLEDs and formulations containing these compounds are disclosed. In Formula M(LA)x(LB)y(LC)z: M is a metal; x is 1 or 2; X1-X4 and A1-A8 are C or N; at least one of A1-A8 is N; X is O, S, or Se; two adjacent RB form a six-member aromatic ring E fused to ring B; and each RA-RE and R1-R4 is independently hydrogen or a substituent.

公开(公告)号：US11485706B2

公开(公告)日：2022-11-01

申请号：US16547789

申请日：2019-08-22

Applicant: Universal Display Corporation

Inventor： Bin Ma ,  Ting-Chih Wang ,  Vadim Adamovich

IPC: H01L51/50 ,  C07D209/88 ,  H01L51/52

Abstract: A novel composition formed of a first compound is disclosed where the first compound is selected from

公开(公告)号：US11482684B2

公开(公告)日：2022-10-25

申请号：US16563074

申请日：2019-09-06

Applicant: Universal Display Corporation

Inventor： Bin Ma ,  Alan Deangelis ,  Chuanjun Xia

IPC: H01L51/00 ,  C07F15/00 ,  H05B33/14 ,  C09K11/06 ,  C09K11/02 ,  H01L51/50

Abstract: Novel phosphorescent metal complexes containing 2-phenylisoquinoline ligands with at least two substituents on the isoquinoline ring are provided. The disclosed compounds have low sublimation temperatures that allow for ease of purification and fabrication into a variety of OLED devices.