公开(公告)号：US12139501B2

公开(公告)日：2024-11-12

申请号：US16941123

申请日：2020-07-28

Applicant: Universal Display Corporation

Inventor： Wei-Chun Shih ,  Hsiao-Fan Chen ,  Pierre-Luc T. Boudreault ,  Bert Alleyne ,  Zhiqiang Ji

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

Abstract: Provided are compounds having a ligand LA of Formula I that are useful as emissive compounds in organic light emitting devices.

公开(公告)号：US20230337519A1

公开(公告)日：2023-10-19

申请号：US18297735

申请日：2023-04-10

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Alexey Borisovich DYATKIN ,  Jui-Yi Tsai ,  Wei-Chun Shih ,  Zhiqiang Ji

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

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  H10K50/121

Abstract: A compound having a structure of formula Ir(LA)x(LB)y(LC)z is provided. In Ir(LA)x(LB)y(LC)z, x is 1, 2, or 3; y is 0, 1, or 2; z is 0, 1, or 2; x+y+z=3; LA has a structure of Formula I,




and each of LB and LC is independently a bidentate ligand. In Formula I, moiety A is monocyclic ring or a polycyclic fused ring system; moiety B is a fused bicyclic system; Z1, Z2, and Z3 are each C or N; each RA and RB is hydrogen or a General Substituent defined herein; at least one RA or RB includes an electron-withdrawing group; LA is coordinated to Ir through the indicated dashed lines to form a 5-membered chelate ring; and any two substituents may be joined or fused to form a ring.

公开(公告)号：US12129269B2

公开(公告)日：2024-10-29

申请号：US17215348

申请日：2021-03-29

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Wei-Chun Shih ,  Pierre-Luc T. Boudreault ,  Zhiqiang Ji

IPC: C07F15/00 ,  H01L51/00 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60

CPC classification number: C07F15/0033 ,  H10K85/342 ,  H10K85/40 ,  H10K85/622 ,  H10K85/624 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576

Abstract: Provided are novel silyl-containing acetylacetonate derivatives compounds. Also provided are formulations comprising these silyl-containing acetylacetonate derivatives compounds. Further provided are OLEDs and related consumer products that utilize these silyl-containing acetylacetonate derivatives compounds.

公开(公告)号：US12077550B2

公开(公告)日：2024-09-03

申请号：US16900259

申请日：2020-06-12

Applicant: Universal Display Corporation

Inventor： Zhiqiang Ji ,  Pierre-Luc T. Boudreault ,  Wei-Chun Shih ,  Alan Deangelis

IPC: C07F15/00 ,  C07F9/6561 ,  H10K85/30

CPC classification number: C07F15/0033 ,  C07F9/65613 ,  C07F9/65616 ,  C07F15/0006 ,  C07F15/002 ,  C07F15/006 ,  C07F15/0086 ,  H10K85/342

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

公开(公告)号：US11932660B2

公开(公告)日：2024-03-19

申请号：US17140526

申请日：2021-01-04

Applicant: Universal Display Corporation

Inventor： Wei-Chun Shih ,  Tyler Fleetham ,  Zhiqiang Ji ,  Pierre-Luc T. Boudreault ,  Tongxiang Lu ,  Rasha Hamze

IPC: H01L51/50 ,  C07F15/00 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18

CPC classification number: C07F15/006 ,  C07F15/0086 ,  H10K85/346 ,  H10K85/40 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171 ,  H10K50/18

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

公开(公告)号：US20230337522A1

公开(公告)日：2023-10-19

申请号：US18297781

申请日：2023-04-10

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Wei-Chun Shih ,  Tyler Fleetham ,  Eric A. Margulies ,  Jui-Yi Tsai ,  Pierre-Luc T. Boudreault ,  Rasha Hamze ,  Walter Yeager ,  Alexey Borisovich Dyatkin ,  Sarwat Chowdhury

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

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  C09K2211/185 ,  C09K2211/1029 ,  C09K2211/1044 ,  H10K50/11

Abstract: Provided is a compound having a formula of Ir(LA*)m(LB*)n(LC*)p; wherein



each LA, LB, and LC is independently a monoanionic bidentate ligand and different from each other;
n and p each is independently 0, 1, or 2; m is 1 or 2; and m+n+p is 3;
a free-state of LA has a first triplet energy T1 of EA at 77K;
a free-state of LB has a first triplet energy T1 of EB at 77K;
a free-state of LC has a first triplet energy T1 of EC at 77K;
EA is less than EB and EC whichever EB and EC is present;
LA comprises at least one π-electron deficient electron-withdrawing group; and
the compound has an emission spectrum with a FWHM value of no more than 45 nm.




Also provided is a compound comprising a first ligand LA having a structure of Formula I,




wherein the variables are defined herein.

公开(公告)号：US20250034189A1

公开(公告)日：2025-01-30

申请号：US18814299

申请日：2024-08-23

Applicant: Universal Display Corporation

Inventor： Jui-Yi TSAI ,  Alexey Borisovich Dyatkin ,  Walter Yeager ,  Pierre-Luc T. Boudreault ,  Hsiao-Fan Chen ,  Wei-Chun Shih ,  Derek Ian Wozniak

IPC: C07F15/00 ,  C07B59/00 ,  H10K85/20 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60

Abstract: A compound comprising a first ligand LA of Formula I, is provided. In Formula I, moiety A is a 5-membered or 6-membered ring; moiety B is a fused ring structure comprising at least four rings; K is a direct bond, O, or S; each of Z1 and Z2 is independently C or N; each RA and RB is independently hydrogen or a General Substituent; at least one RB comprises a cyclic group or an electron-withdrawing group; LA is coordinated to a metal M that has an atomic mass of at least 40 and is optionally coordinated to other ligands; and the ligand LA is optionally linked with other ligands. Formulations, OLEDs, and consumer products including the compound are also provided.

公开(公告)号：US12018035B2

公开(公告)日：2024-06-25

申请号：US17186016

申请日：2021-02-26

Applicant: Universal Display Corporation

Inventor： Jui-Yi Tsai ,  Alexey Borisovich Dyatkin ,  Wei-Chun Shih ,  Zhiqiang Ji ,  Pierre-Luc T. Boudreault ,  Miguel A. Esteruelas ,  Erik Mora ,  Enrique Oñate

IPC: H01L51/00 ,  C07F15/00 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K101/10

CPC classification number: C07F15/0033 ,  H10K85/342 ,  H10K85/40 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171 ,  H10K2101/10

Abstract: Provided are organoiridium compounds that are useful as emitters in OLEDs. The compounds have Formula I L1L2Ir-L-Ir-L3L4, where: L is a bis-bidentate ligand including two or more aromatic rings; one of the two or more aromatic rings is bonded to the two Ir atoms at the same time; and each of L1, L2, L3, and L4 is independently a bidentate N-heterocyclic carbene ligand or a substituted or unsubstituted acetylacetonate ligand with L1, L2, L3, and L4 each being the same or different. Also provided are formulations including these organoiridium compounds. Further provided are OLEDs and related consumer products that utilize these organoiridium compounds.

公开(公告)号：US20240206314A1

公开(公告)日：2024-06-20

申请号：US18419587

申请日：2024-01-23

Applicant: Universal Display Corporation

Inventor： Alexey Borisovich Dyatkin ,  Elena Sheina ,  Zhiqiang Ji ,  Derek Ian Wozniak ,  Sean Michael Ryno ,  George Fitzgerald ,  Geza Szigethy ,  Hsiao-Fan Chen ,  Wei-Chun Shih ,  Wystan Neil Palmer ,  Jui-Yi Tsai

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/12 ,  H10K85/40

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  H10K85/40 ,  C07B2200/05 ,  C09K2211/1044 ,  C09K2211/1048 ,  C09K2211/185 ,  H10K50/12

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




is provided. In Formula I, moiety A and moiety B either a monocyclic ring or a polycyclic fused ring system; each of X1 to X4, Z1, and Z2 is C or N; K1 is a direct bond, O, S, N(Rα), P(Rα), B(Rα), C(Rα)(Rβ), or Si(Rα)(Rβ); L1 is a direct bond or a linking group; each Rα, Rβ, RA and RB is hydrogen or a General Substituent; and LA is coordinated to a metal M. In addition, RA or RB alone or in combination with a substituent of L1 form a 7-membered ring. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US11820783B2

公开(公告)日：2023-11-21

申请号：US16986953

申请日：2020-08-06

Applicant: Universal Display Corporation

Inventor： Wei-Chun Shih ,  Zhiqiang Ji ,  Pierre-Luc T. Boudreault ,  Hsiao-Fan Chen ,  Tongxiang Lu

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

CPC classification number: C07F15/0033 ,  C09K11/06 ,  H10K85/342 ,  C09K2211/1074 ,  C09K2211/185

Abstract: Provided are compounds of Formula Ir(LA)x(LC)y, wherein:



ligand LA has Formula I′








and ligand LC has Formula II′