Patents by Inventor Jui-Yi Tsai

Jui-Yi Tsai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Organic electroluminescent materials and devices
    Patent number: 11839141
    Abstract: A novel compound having a first ligand LA of is disclosed. The compound is useful as emitter dopant in OLEDs.
    Type: Grant
    Filed: August 23, 2022
    Date of Patent: December 5, 2023
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi Tsai, Alexey Borisovich Dyatkin, Zhiqiang Ji, Pierre-Luc T. Boudreault, Walter Yeager, Harvey Wendt
  • Organic electroluminescent materials and devices
    Patent number: 11832456
    Abstract: This invention discloses metal complexes containing a ligand comprising a carborane moiety. Organic electroluminescent devices comprising these metal complexes containing a carborane moiety in the light-emitting layer showed desired properties in term of external quantum efficiency (EQE), device lifetime (LT), and color purity as measured by CIE.
    Type: Grant
    Filed: April 15, 2021
    Date of Patent: November 28, 2023
    Assignee: Universal Display Corporation
    Inventors: Jui-Yi Tsai, Gregg Kottas
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230380264
    Abstract: The present invention includes novel heteroleptic/homoleptic iridium complexes containing two tridentate ligands, where at least one of the tridentate ligands comprises of pyridinium-derived N-heterocyclic carbene. The compounds of the present invention may be useful for organic electroluminescent devices.
    Type: Application
    Filed: July 26, 2023
    Publication date: November 23, 2023
    Inventors: Jui-Yi Tsai, Mingjuan Su
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230365606
    Abstract: A compound comprising a first ligand LA of Formula I, where moiety A has a structure of Formula II, or Formula III, and G comprises a structure of Formula IV, is provided. In LA, moiety B is one or more rings; ring C is a 5- or 6-membered ring; each of Z1, Z2, Z3, and X1 to X8 is C or N; K is a direct bond or selected from the group consisting of O, S, N(R?), P(R?), B(R?), C(R?)(R?), and Si(R?)(R?); each R?, R?, RA, RB, RC, and RD is hydrogen or a General Substituent; LA is coordinated to a metal M selected from the group consisting of Ir, Rh, Re, Ru, Os, Pt, Pd, Ag, Au, and Cu; and any two substituents may be joined or fused to form a ring. Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: May 3, 2023
    Publication date: November 16, 2023
    Applicant: Universal Display Corporation
    Inventors: Alexey Borisovich DYATKIN, Jui-Yi TSAI, Zhiqiang JI, Elena SHEINA, Pierre-Luc T. BOUDREAULT
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230365607
    Abstract: A compound comprising a first bidentate ligand LA having a structure of Formula I, is provided. In Formula I, each of Y1 to Y12 is CR or N; each R can be same or different; each R is hydrogen or a substituent; at least one pair selected from Y3-Y4, Y7-Y8, or Y11-Y12 are CR and the Rs are joined or fused into a ring; and LA is complexed to a metal M selected from the group consisting of Os, Ir, Pd, and Pt. Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: July 13, 2023
    Publication date: November 16, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi TSAI, Alexey Borisovich DYATKIN, Zhiqiang Ji, Walter YEAGER, Pierre-Luc T. BOUDREAULT
  • Organic electroluminescent materials and devices
    Patent number: 11818946
    Abstract: A compound comprising a ligand LA coordinated to a metal M, the ligand LA selected from the group consisting of Formula I, Formula II, and Formula III ring A is a 5- or 6-membered carbocyclic or heterocyclic ring; wherein ring A of Formula I connects to ring B at X1, X2, or X3 to form a five-membered chelate ring with the metal; Z1 and Z2 are independently selected from C or N; and X1 to X10 are independently selected from C or N. An organic light emitting device (OLED) comprising an anode, a cathode and an organic layer disposed between the anode and the cathode, the organic layer comprising a compound selected from Formula I, Formula II, or Formula III, and a consumer product comprising the OLED.
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: November 14, 2023
    Assignee: Universal Display Corporation
    Inventors: Zhiqiang Ji, Jui-Yi Tsai, Alexey Borisovich Dyatkin, Suman Layek, Pierre-Luc T. Boudreault
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230357296
    Abstract: A compound having a first ligand LA of Formula I, is provided. In Formula I, Z is C or N; at least one of X1 to X5 is N, and the remainder are C; if X1 is N, then X5 is C; K is selected from the group consisting of a direct bond, O, S, N(R?), P(R?), B(R?), C(R?)(R?), and Si(R?)(R?); each R?, R?, RA and RB is a hydrogen or a General Substituent; LA is coordinated to a metal M; and Ring A coordinates to M through a metal carbene bond. Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: May 1, 2023
    Publication date: November 9, 2023
    Applicant: Universal Display Corporation
    Inventors: Jui-Yi TSAI, Geza SZIGETHY, Wei-Chun SHIH, Hsiao-Fan CHEN, Walter YEAGER, Alexey Borisovich DYATKIN, Tongxiang LU, Diana DRENNAN, George FITZGERALD
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230348509
    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.
    Type: Application
    Filed: June 13, 2023
    Publication date: November 2, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi TSAI, Wei-Chun SHIH, Alexey Borisovich DYATKIN, Jerald FELDMAN, Chun LIN, Suman LAYEK
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230354690
    Abstract: A composition including a first compound capable of functioning as a phosphorescent emitter in an OLED is provided. The first compound has at least one aromatic ring and at least one substituent R directly bonded to one of the at least one aromatic rings. Each substituent R has the formula of where (a) G1 is selected from NR1, SiR1R2, GeR1R2, alkyl, cycloalkyl, and combinations thereof; and G2 is a non-aromatic polycyclic group; (b) G1 is a direct bond; and G2 is a non-aromatic spiro polycyclic group; or (c) G1 is selected from direct bond, NR1, SiR1R2, GeR1R2, alkyl, cycloalkyl, and combinations thereof; G2 is a non-aromatic polycyclic group; and R is directly bonded to a phenyl, pyridine, or triazine. R1, R2, and R3 are are a variety of substituents. Formulations and devices, such as an OLEDs, that include the first compound are also described.
    Type: Application
    Filed: January 12, 2023
    Publication date: November 2, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Chuanjun XIA, Chun LIN, Pierre-Luc T. BOUDREAULT, Jui-Yi TSAI, Mingjuan SU, Lichang ZENG, Zhiqiang JI, Edward BARRON, Walter YEAGER, Alexey Borisovich DYATKIN
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230345811
    Abstract: A compound of Formula M(L1)(L2)x(L3)y that functions as an OLED emitter and has a peak wavelength emission energy is provided. In Formula M(L1)(L2)x(L3)y, M is a metal atom; L1, L2, and L3 are bidentate ligands; x is 1 or 2; y is 0 or 1; M(L1)3, M(L2)3, and M(L3)3 have first triplet excited state energies of T1(L1), T1(L2), and T1(L3), respectively; where T1(L1) < T1(L2), and T1(L2) ? T1(L3) when L3 is present. The compound has an energy gap parameter, T1(L2) - T1(L1), of at least 0.13 eV; and a calculated angle between the rod-like axis and the transition dipole moment (TDM) vector is less than 20 degrees. Also provided is a compound of Formula M(L1*)(L2)x(L3)y wherein the compound is defined herein.
    Type: Application
    Filed: April 10, 2023
    Publication date: October 26, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Ivan MILAS, Eric A. MARGULIES, Henry Carl HERBOL, Jui-Yi TSAI, Wei-Chun SHIH
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230345825
    Abstract: A compound of Formula I, is provided where moieties B and D are monocyclic or polycyclic rings; M is Pt or Pd; each of X1 to X7, Z1, and Z2 is C or N; Y1 and Y2 are each independently linking groups; L1 and L2 are each independently absent a bond, a direct bond, or a linking group; K is selected from the group consisting of a direct bond, O, S, N(R?), P(R?), B(R?), C(R?)(R?), and Si(R?)(R?). Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: April 13, 2023
    Publication date: October 26, 2023
    Applicant: Universal Display Corporation
    Inventors: Suman LAYEK, Alexey Borisovich DYATKIN, Jui-Yi TSAI
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230337522
    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 ?-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.
    Type: Application
    Filed: April 10, 2023
    Publication date: October 19, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Wei-Chun Shih, Tyler Fleetham, Eric A. Margulies, Jui-Yi Tsai, Pierre-Luc T. Boudreault, Rasha Hamze, Walter Yeager, Alexey Borisovich Dyatkin, Sarwat Chowdhury
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230337516
    Abstract: Provided is a compound of Formula of Ir(LA)n(LB)m(LC)o, wherein ligand LA has a structure of Formula I, ligand LB has a structure of Formula II, and LC is a bidentate ligand; and wherein n is 1, or 2; m is 1, or 2; o is 0, or 1; and n+m+o=3; and all the remaining variables are defined herein. Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: April 10, 2023
    Publication date: October 19, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Wei-Chun SHIH, Alexey Borisovich DYATKIN, Eric A. MARGULIES, Jui-Yi TSAI, Pierre-Luc T. BOUDREAULT, Walter YEAGER, Jerald FELDMAN
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230331758
    Abstract: An OLED including an anode, a cathode, and an organic layer between the anode and the cathode, where the organic layer includes a compound having the formula [LA]3-nIr[LB]n is disclosed.
    Type: Application
    Filed: June 23, 2023
    Publication date: October 19, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Zhiqiang JI, Jui-Yi Tsai, Lichang Zeng, Alexey Borisovich Dyatkin, Walter Yeager, Eric Margulies, Pierre-Luc T. Boudreault
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230337519
    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.
    Type: Application
    Filed: April 10, 2023
    Publication date: October 19, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Alexey Borisovich DYATKIN, Jui-Yi Tsai, Wei-Chun Shih, Zhiqiang Ji
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230337517
    Abstract: A heteroleptic compound of formula Ir(LA)m(LB)n(LC)p is provided wherein LA has a structure of Formula IA, or Formula IB, LB has a structure of Formula II, and LC is a bidentate ligand; and wherein m is 1 or 2; n is 1 or 2; and p is 0 or 1; and m+n+p=3In Formulae I and II, moieties A and D are heterocyclic ring or a polycyclic ring system; each of X1 to X12 is C or N; Ring B is connected to moiety A by a C; at least one of X9 to X12 is N; Y is a linking group that forms a 5-membered ring; each R, R?, R?, RA, RB, RC, RD, and RE is hydrogen or a General Substituent as defined herein; LA forms a 5-membered chelate ring with Ir. Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: April 10, 2023
    Publication date: October 19, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Wei-Chun SHIH, Pierre-Luc T. BOUDREAULT, Jui-Yi TSAI
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230337518
    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.
    Type: Application
    Filed: April 10, 2023
    Publication date: October 19, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Alexey Borisovich DYATKIN, Wei-Chun SHIH, Jui-Yi TSAI, Chun LIN
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230331755
    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.
    Type: Application
    Filed: April 15, 2023
    Publication date: October 19, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Alexey Borisovich DYATKIN, Wei-Chun SHIH, Jui-Yi TSAI, Chun LIN
  • PHOSPHORESCENCE-SENSITIZED DELAYED FLUORESCENCE LIGHT EMITTING SYSTEM
    Publication number: 20230337452
    Abstract: Disclosed is a device that includes an emissive material or region including a host that is doped with a first material as an emitter that is an acceptor and a phosphorescent-capable second material as a sensitizer. The first material and the second material each has a first singlet state and a first triplet state. The first triplet state of the second material is not lower than the first triplet state of the first material. The second material transfers excitons to the first material and the excitons that transition to the first triplet state of the first material can be activated to the first singlet state of the first material through a thermal activation process.
    Type: Application
    Filed: May 18, 2023
    Publication date: October 19, 2023
    Applicant: Universal Display Corporation
    Inventors: Woo-Young SO, Jui-Yi TSAI, Chuanjun XIA
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20230331757
    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.
    Type: Application
    Filed: April 10, 2023
    Publication date: October 19, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Wei-Chun SHIH, Alexey Borisovich DYATKIN, Jui-Yi TSAI, Pierre-Luc T. BOUDREAULT, Walter YEAGER, Suman LAYEK, Jerald FELDMAN