公开(公告)号：US20190252623A1

公开(公告)日：2019-08-15

申请号：US16271206

申请日：2019-02-08

Applicant: Universal Display Corporation

Inventor： Suman Layek ,  Jerald Feldman ,  Peter Wolohan ,  Tongxiang Lu

IPC: H01L51/00 ,  C07D487/04 ,  C09K11/06 ,  C07F7/08 ,  C07D487/16

CPC classification number: H01L51/0072 ,  C07D487/04 ,  C07D487/16 ,  C07F7/0814 ,  C09K11/06 ,  C09K2211/1018 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0094 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096

Abstract: A compound of Formula I wherein Y is selected from the group consisting of NAr, O, S, and Se; Ar is an optionally substituted aryl or optionally substituted heteroaryl; and Z1 to Z8 are independently selected from C or N, wherein at least one of Z2 or Z3 is C, and at least one of Z6 or Z7 is C. R is selected from the group consisting of deuterium, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, aryl, heteroaryl, nitrile, isonitrile, sulfanyl, and combinations thereof; or optionally R can join with Ar to from a ring; and with the provisios that R is not N-methyl-benzimidazole, and the compound is not compound A.

公开(公告)号：US20190051829A1

公开(公告)日：2019-02-14

申请号：US16021514

申请日：2018-06-28

Applicant: Universal Display Corporation

Inventor： Peter Wolohan

IPC: H01L51/00 ,  C07F5/05 ,  C09K11/06

Abstract: The present invention includes novel compounds containing hexaphenyl borazine or azahexaphenyl borazine substituted with heterocycles or azaheterocycles were disclosed in this application. These compounds are useful as host materials for phosphorescent electroluminescent devices.

公开(公告)号：US20190036031A1

公开(公告)日：2019-01-31

申请号：US16043522

申请日：2018-07-24

Applicant: Universal Display Corporation

Inventor： Peter Wolohan ,  Morgan C. MacInnis

IPC: H01L51/00 ,  C07C13/62 ,  C09K11/06

Abstract: The present invention includes novel compounds containing heterocycles or azaheterocycles and fused phenylene or aza and cyano substituted variants thereof. These compounds may be useful as host materials for phosphorescent electroluminescent devices.

公开(公告)号：US20180309067A1

公开(公告)日：2018-10-25

申请号：US15925982

申请日：2018-03-20

Applicant: Universal Display Corporation

Inventor： Peter Wolohan ,  George Fitzgerald

IPC: H01L51/00 ,  C07D519/00 ,  C07D495/22 ,  C07D491/22 ,  C07D471/22 ,  C07F7/08 ,  H01L51/50 ,  C09K11/06

CPC classification number: H01L51/0072 ,  C07D471/22 ,  C07D491/22 ,  C07D495/22 ,  C07D519/00 ,  C07F7/0814 ,  C09K11/06 ,  C09K2211/1033 ,  C09K2211/1048 ,  C09K2211/1051 ,  C09K2211/1062 ,  C09K2211/1066 ,  C09K2211/1077 ,  C09K2211/1081 ,  C09K2211/1088 ,  C09K2211/1092 ,  C09K2211/1096 ,  H01L51/0094 ,  H01L51/5016 ,  H01L51/5024 ,  H01L51/5072 ,  H01L51/5096

Abstract: This invention relates to compounds containing heterocycles or azaheterocycles and phenylene or azaphenylene wherein at least one ring is a five-membered ring. These novel compounds are useful as host materials for phosphorescent electroluminescent devices.

公开(公告)号：US20180287079A1

公开(公告)日：2018-10-04

申请号：US15907725

申请日：2018-02-28

Applicant: Universal Display Corporation

Inventor： Peter Wolohan ,  Jerald Feldman

IPC: H01L51/00 ,  C07F7/08 ,  C09K11/06

Abstract: The present invention includes compounds containing a combination of heterocyclic benzimidazole and xanthene, thioxanthene or spiro variants thereof. These compounds may be useful as host materials for phosphorescent electroluminescent devices.

公开(公告)号：US20250081837A1

公开(公告)日：2025-03-06

申请号：US18945828

申请日：2024-11-13

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Alexey Borisovich Dyatkin ,  Zhiqiang Ji ,  Pierre-Luc T. Boudreault ,  Walter Yeager ,  Derek Ian Wozniak ,  Wei-Chun Shih ,  Hsiao-Fan Chen ,  Elena Sheina ,  Peter Wolohan ,  Wystan Neil Palmer

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/02 ,  C09K11/06 ,  H10K50/12

Abstract: Provided are organometallic compounds comprising two moieties A and B which are each independently a monocyclic ring or a polycyclic fused ring structure, wherein the monocyclic ring or each ring of the polycyclic fused ring structure is independently a 5-membered to 10-membered carbocyclic or heterocyclic ring which are linked by a direct bond and which are further bridged by a linker comprising two groups which are each independently selected from the group consisting of O, S, Se, NR, BR, BRR′, PR, CR, C═O, C═NR, C═CRR′, C═S, CRR′, SO, SO2, P(O)R, SiRR′, and GeRR′. Also provided are formulations comprising these organometallic compounds. Further provided are organic light emitting devices (OLEDs) and related consumer products that utilize these organometallic compounds.

公开(公告)号：US20240298540A1

公开(公告)日：2024-09-05

申请号：US18593334

申请日：2024-03-01

Applicant: Universal Display Corporation

Inventor： Peter Wolohan

IPC: H10K85/60 ,  C07D519/00 ,  C09K11/06 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/18 ,  H10K101/10 ,  H10K101/30 ,  H10K101/40

CPC classification number: H10K85/6572 ,  C07D519/00 ,  C09K11/06 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/18 ,  H10K2101/10 ,  H10K2101/30 ,  H10K2101/40

Abstract: A compound of Formula I




wherein X1 to X8 are independently selected from C or N, and Y is selected from the group consisting of NR2, O, S, Se, CR3R4, SiR3R4, and GeR3R4. RA and RB represent mono to the maximum allowable substitution, or no substitution. The compounds of Formula I will also have at least one of RA, RB, R1, R2, R3, or R4 that comprises a structure selected from the group consisting of formula A, formula B, and formula C as described herein. In n the structures of formula A, formula B, or formula C, Z is selected from the group consisting of NR5, O, S, Se, CR6R7, SiR6R7, and GeR6R7; wherein R5 is a substituent selected from the group consisting of deuterium, alkyl, cycloalkyl, aryl, heteroaryl, and combinations thereof; or optionally, R5 is an aromatic linker that connects the structure of formula A to Formula I, or the structure of formula C to Formula I. In formulae A, B, and C, X9 to X41 are independently selected from C or N; where in formula B, at least one of X17 to X33 is N; and in formula C, at least one of X34 to X41 is N. The substituents RC, RD, RE, RF, RG, RH, RI, and RJ represent mono to the maximum allowable substitution, or no substitution.

公开(公告)号：US20240059714A1

公开(公告)日：2024-02-22

申请号：US17868154

申请日：2022-07-19

Applicant: Universal Display Corporation

Inventor： Tyler Fleetham ,  Peter Wolohan ,  Nicholas J. Thompson ,  Geza Szigethy

IPC: C07F7/08 ,  H01L51/00 ,  H01L51/50

CPC classification number: C07F7/0812 ,  H01L51/0094 ,  H01L51/008 ,  H01L51/009 ,  H01L51/0073 ,  H01L51/0072 ,  H01L51/0074 ,  H01L51/0071 ,  H01L51/5024 ,  C07B2200/05 ,  H01L2251/5376

Abstract: A compound of Formula I,




is provided. In Formula I, rings B and C are 5-membered or 6-membered carbocyclic or heterocyclic rings; Z is B, Al, or Ga; Y1 and Y2 are linking groups that can include R and R′; X1, X2, and X3 are C or N; each R, R′, RA, RB, and RC is hydrogen or a General Substituent; at least one of R, R′, RA, RB, and RC comprises L-SiAr1Ar2Ar3; wherein each is a single bond or a double bond; L is a direct bond or an organic linker; and each of Ar1, Ar2, and Ar3 is a 5-membered or 6-membered carbocyclic or heterocyclic ring.

公开(公告)号：US20230174502A1

公开(公告)日：2023-06-08

申请号：US18161989

申请日：2023-01-31

Applicant: Universal Display Corporation

Inventor： Peter Wolohan

IPC: C07D335/12 ,  C07D311/82 ,  H10K50/12 ,  H10K50/16 ,  H10K50/17 ,  H10K85/40 ,  H10K85/60 ,  H10K85/00

CPC classification number: C07D335/12 ,  C07D311/82 ,  H10K50/12 ,  H10K50/16 ,  H10K50/171 ,  H10K85/40 ,  H10K85/623 ,  H10K85/625 ,  H10K85/654 ,  H10K85/656 ,  H10K85/657 ,  H10K85/791 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/11

Abstract: The present invention includes novel compounds containing deuterated or partially deuterated xanthene and thioxanthene structures. These compounds may be useful as host materials with high triplet energies for phosphorescent electroluminescent devices

公开(公告)号：US11608321B2

公开(公告)日：2023-03-21

申请号：US15988171

申请日：2018-05-24

Applicant: Universal Display Corporation

Inventor： Peter Wolohan

IPC: H01L51/50 ,  C07D335/12 ,  C07D311/82 ,  H01L51/00

Abstract: The present invention includes novel compounds containing deuterated or partially deuterated xanthene and thioxanthene structures. These compounds may be useful as host materials with high triplet energies for phosphorescent electroluminescent devices.