公开(公告)号：US20250169349A1

公开(公告)日：2025-05-22

申请号：US18669652

申请日：2024-05-21

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Jui-Yi TSAI ,  Walter YEAGER ,  Alexey Borisovich DYATKIN ,  Wei-Chun SHIH ,  Harvey WENDT ,  Marcus COLE ,  Tongxiang LU

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/02 ,  H10K50/12 ,  H10K85/60

Abstract: A compound having a first ligand LA of Formula I, is provided. In Formula I, each of moiety A and moiety B is a monocyclic ring or a polycyclic fused ring system; moiety C is a polycyclic fused ring system; each of X1 to X6, Z1, and Z2 is C or N; K1 and K2 are selected from a direct bond or an organic linker; each RA, RB, and RC is independently a hydrogen or a substituent selected from the group consisting of fluorine, fluoroalkyl, fluorocycloalkyl, fluoroaryl, fluoroheteroaryl, and the Preferred General Substituents defined herein. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US20250160194A1

公开(公告)日：2025-05-15

申请号：US19013100

申请日：2025-01-08

Applicant: Universal Display Corporation

Inventor： Alexey Borisovich DYATKIN ,  Jui-Yi TSAI ,  Wei-Chun SHIH

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/02 ,  C09K11/06 ,  H10K50/11

Abstract: A compound having a formula of Ir(LA)n(LB)m(LC)o is provided, where LA has a structure of Formula IA, LB has a structure of Formula IB, and LC is a bidentate ligand. In formula Ir(LA)n(LB)m(LC)o, Formula IA, and Formula IB: m, n, and o are integers and their sum is 3; each of Z1, Z2, Z3, Z4, and X1 to X12 is C or N; each of moiety A and moiety B is a monocyclic ring or a polycyclic fused ring system; the ring comprising Z3 and Z4 is a 5-membered heterocyclic ring; Y is as linking group; each R, R′, R″, R1, R2, R3, R4, and R5 is hydrogen or a General Substituent; and at least one pair of R1 or one pair of R2 are joined to form moiety I, which is a heterocyclic moiety. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US20250109160A1

公开(公告)日：2025-04-03

申请号：US18781350

申请日：2024-07-23

Applicant: Universal Display Corporation

Inventor： Wei-Chun SHIH ,  Rasha HAMZE ,  Jui-Yi TSAI

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

Abstract: A compound comprising a first ligand LA of Formula I, is provided. In Formula I, each of moieties A, B, C, and D are a monocyclic ring or a polycyclic fused ring system; Z is N, P, B, CR, SiR, or GeR; each of Z1 to Z10 is independently C or N; each of K1 and K2 is a direct bond or a linker; each R, RA, RB, RC, RD, Rα, and Rβ is hydrogen or a General Substituent defined herein; and any two substituents may be joined or fused to form a ring. Formulations, OLEDs, and consumer products containing the same are also provided.

公开(公告)号：US20240381757A1

公开(公告)日：2024-11-14

申请号：US18606229

申请日：2024-03-15

Applicant: Universal Display Corporation

Inventor： Wei-Chun SHIH ,  Zhiqiang JI ,  Geza SZIGETHY ,  Jui-Yi TSAI ,  Derek Ian WOZNIAK ,  Henry Carl HERBOL ,  Chun LIN ,  Jerald FELDMAN

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

Abstract: Provided is a compound having a formula of M(LA)(LB)(LC); where LA, LB and LC are each a bidentate ligand and are different from each other; M is selected from the group consisting of Ir, Os, Rh, Ru, Pt, and Pd; two or three of LA, LB and LC are optionally linked together to form a tetradentate or hexadentate ligand; LA has a structure of Formula I: where moieties A and B are each independently a monocyclic ring or a polycyclic fused ring system, where the monocyclic ring or each ring of the polycyclic fused ring system is independently a 5-membered to 10-membered carbocyclic or heterocyclic ring; X1 to X4 are each independently C or N; Z1 and Z2 are each independently C or N; K1 and K2 are each independently a direct bond, O, S, N(Rα), P(Rα), B(Rα), C(Rα)(Rβ), and Si(Rα)(Rβ); Z1 is C if K1 is not a direct bond, Z2 is C if K2 is not a direct bond; L1 is a direct bond or an organic linker; RA and RB each independently represent mono to the maximum allowable substitution, or no substitution; wherein each Rα, Rβ, RA, and RB is independently a hydrogen or a substituent selected from the group consisting deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, boryl, arylalkyl, alkoxy, aryloxy, amino, silyl, germyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carboxylic acid, ether, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, selenyl, and combinations thereof; and any two substituents can be joined or fused into a ring; with one or more conditions as defined herein.

公开(公告)号：US20240349591A1

公开(公告)日：2024-10-17

申请号：US18666935

申请日：2024-05-17

Applicant: Universal Display Corporation

Inventor： Wei-Chun SHIH ,  Alexey Borisovich DYATKIN ,  Harvey WENDT ,  Walter YEAGER ,  Marcus COLE ,  Tyler FLEETHAM ,  Pierre-Luc T. BOUDREAULT ,  Zhiqiang JI

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

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

Abstract: A compound having a formula of Ir(LA)n(LB)m(LC)o, wherein first ligand LA comprises a structure of Formula I,




LB comprises a structure of Formula IIA,




or Formula IIB,




and LC is a bidentate ligand. In these structures, n is 1 or 2, m is 1 or 2, o is 0 or 1, and m+n+o=3; each of moiety A, moiety D, and moiety F is a monocyclic ring or polycyclic fused ring system; moiety B is a polycyclic fused ring system; each of Z1 to Z6 and X1 to X7 is C or N; Y1 is O, S, Se, Te, P, Si, and Ge; and each RA, RB, RC, RD, RE, and RF is hydrogen or a General Substituent. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US20240324442A1

公开(公告)日：2024-09-26

申请号：US18586611

申请日：2024-02-26

Applicant: Universal Display Corporation

Inventor： Jui-Yi TSAI ,  Alexey Borisovich DYATKIN ,  Wei-Chun SHIH

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

CPC classification number: H10K85/346 ,  C07F15/0086 ,  C09K11/06 ,  C09K2211/1044 ,  C09K2211/185 ,  H10K50/11 ,  H10K2101/90

Abstract: Compounds having a structure of Formula I,




are provided. In Formula I, moieties B, C, and D are each a monocyclic ring or a fused polycyclic ring system; M is Pd or Pt; each of Z1 to Z3 is C or N; each of K1, K2, and K3 is a single bond or a linker; n=0 or 1; if n is 0, then one RA is joined with one RD; when present L is a direct bond or a linker; each R variable is independently a hydrogen or a General Substituent; and at least one of four conditions each of which increases the Vertical Dipole Ratio of the compound is true.

公开(公告)号：US20230348509A1

公开(公告)日：2023-11-02

申请号：US18333784

申请日：2023-06-13

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Jui-Yi TSAI ,  Wei-Chun SHIH ,  Alexey Borisovich DYATKIN ,  Jerald FELDMAN ,  Chun LIN ,  Suman LAYEK

IPC: C07F15/00 ,  H10K50/82 ,  H10K50/81 ,  H10K85/30 ,  C07F19/00

CPC classification number: C07F15/0033 ,  H10K50/82 ,  H10K50/81 ,  H10K85/342 ,  C07F19/00 ,  C07B2200/05

Abstract: A compound of Formula Ir(LA)x(LB)y(LC)z is provided, where x is 1 or 2, each of y and z is 0, 1, or 2, at least one of y and z is not 0, and x+y+z=3. Ligand LA has a structure of Formula I,




where LB and LC are bidentate ligands; LA, LB, and LC are different; ring B is a 5-membered or 6-membered ring; each of X1 to X10 is C or N; ring C is bonded to ring A1 by a C; each RA, RB, and RC is independently hydrogen or a General Substituent; with the exception that no RB can be joined or fused to an RC, any two substituents may be joined or fused to form a ring; and at least two RC substituents are joined together to form a fused ring. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US20230337518A1

公开(公告)日：2023-10-19

申请号：US18297699

申请日：2023-04-10

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Alexey Borisovich DYATKIN ,  Wei-Chun SHIH ,  Jui-Yi TSAI ,  Chun LIN

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

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

Abstract: A compound of Ir(LA)m(LB)3-m, having a structure of Formula I,




useful as emitters in OLEDs is provided. The variables in Formula I are defined in the present disclosure.

公开(公告)号：US20230331757A1

公开(公告)日：2023-10-19

申请号：US18297759

申请日：2023-04-10

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Wei-Chun SHIH ,  Alexey Borisovich DYATKIN ,  Jui-Yi TSAI ,  Pierre-Luc T. BOUDREAULT ,  Walter YEAGER ,  Suman LAYEK ,  Jerald FELDMAN

IPC: C07F15/00 ,  H10K85/30 ,  H10K50/82 ,  H10K50/81

CPC classification number: C07F15/0033 ,  H10K85/342 ,  H10K50/82 ,  H10K50/81

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




is provided. In Formula I, each of X1 to X12 is C or N; Y is a linking group; each RA, RB and RC can be hydrogen or a substituent; at least one RA, RB or RC comprises an electron-withdrawing group; and LA forms a 5-membered chelate ring with an Ir atom via the dashed lines. In addition a number of conditions must be met based on whether or not any pair of RA is joined to form a ring. Formulations, OLEDs, and consumer products containing the compound are also provided.

公开(公告)号：US20230331755A1

公开(公告)日：2023-10-19

申请号：US18135146

申请日：2023-04-15

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Alexey Borisovich DYATKIN ,  Wei-Chun SHIH ,  Jui-Yi TSAI ,  Chun LIN

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

CPC classification number: C07F15/0033 ,  C09K11/06 ,  H10K50/401 ,  H10K85/654 ,  H10K85/342 ,  C09K2211/1011 ,  C09K2211/1074 ,  C09K2211/1085 ,  C07B2200/05

Abstract: A compound of Ir(LA)m(LB)3-m, having a structure of Formula I,




is provided. In Formula I, moieties A and B are each either a monocyclic ring or a polycyclic fused ring system; X1 to X4 and Z1 to Z4 are C or N; Y is a single atom linker, which can be substituted; each R1, R2, R3, R4, and R5 is hydrogen or a General Substituent; m is 1 or 2; at least one of R1, R2, and R3 comprises at least one first electron-withdrawing group; and at least one of R4 and R5 comprises at least one second electron-withdrawing group. Formulations, OLEDs, and consumer products containing the compound are also provided.