Patents Assigned to Universal Display Corporation
  • Publication number: 20190280221
    Abstract: The present invention relates to novel iridium complexes that can be used in organic light emitting devices (OLEDs). The present invention relates to the iridium complexes, devices comprising the iridium complexes, and formulations comprising the iridium complexes.
    Type: Application
    Filed: May 22, 2019
    Publication date: September 12, 2019
    Applicant: Universal Display Corporation
    Inventors: Bin MA, Edward BARRON, Alan DEANGELIS, Walter YEAGER, Zeinab ELSHENAWY, Harvey WENDT, Ting-Chih WANG, Kwang-Ohk CHEON, Chuanjun XIA
  • Publication number: 20190280213
    Abstract: Compounds useful as the host material in an EML suitable for red emitters having deep HOMO levels are disclosed.
    Type: Application
    Filed: February 11, 2019
    Publication date: September 12, 2019
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Vadim ADAMOVICH, Bin MA, Pierre-Luc T. BOUDREAULT
  • Publication number: 20190280219
    Abstract: A compound comprising a first ligand selected from Formula I, and Formula II, is disclosed. In these structures, Y1 to Y12 and Z3 and Z4 are independently CR or N; where each R, R?, R?, RF, and RG is hydrogen or a substituent, where at least one dashed arc represents Rs joined into a 5-membered or 6-membered carbocyclic or heterocyclic ring; where the first ligand is complexed to a metal M; where ring G is a fused ring structure comprising five or more fused heterocyclic or carbocyclic rings, of which at least one ring is of Formula III where the fused heterocyclic or carbocyclic rings of Ring G are 5- or 6-membered; where Y is selected from BR?, NR?, PR?, O, S, Se, C?O, S?O, SO2, CR?R?, SiR?R?, and GeR?R?. Organic light emitting devices and consumer products containing the compounds are also disclosed.
    Type: Application
    Filed: February 22, 2019
    Publication date: September 12, 2019
    Applicant: Universal Display Corporation
    Inventors: Jui-Yi TSAI, Alexey Borisovich DYATKIN, Zhiqiang JI, Walter YEAGER, Pierre-Luc T. BOUDREAULT
  • Publication number: 20190280212
    Abstract: A premixed co-evaporation source that is a mixture of a first compound and a second compound is disclosed. The co-evaporation source is for vacuum deposition process. The first compound has a different chemical structure than the second compound. The first compound and the second compound are both organic compounds. At least one of the first compound and the second compound contains at least one less abundant stable isotope atom. At least one of the first compound and the second compound is a fluorescent or delayed fluorescent emitter. The first compound has an evaporation temperature T1 of 100 to 400° C.; the second compound has an evaporation temperature T2 of 100 to 400° C.; the absolute value of T1?T2 is less than 20° C.
    Type: Application
    Filed: May 23, 2019
    Publication date: September 12, 2019
    Applicant: Universal Display Corporation
    Inventors: Lichang ZENG, Chuanjun XIA, Scott JOSEPH, Walter YEAGER, Mingjuan SU, Ting-Chih WANG
  • Patent number: 10411201
    Abstract: A compound having a formula M(LA)x(LB)y(LC)z, where ligand LA is ligand LB is and ligand LC is is disclosed.
    Type: Grant
    Filed: September 11, 2015
    Date of Patent: September 10, 2019
    Assignee: Universal Display Corporation
    Inventors: Pierre-Luc T. Boudreault, Harvey Wendt, Chuanjun Xia
  • Patent number: 10411200
    Abstract: A compound having the formula Ir(LA)n(LB)3-n is disclosed wherein LA is an aza-DBF ligand and LB is an alkyl-substituted phenylpyridine ligand, wherein the compound has a structure according to Formula I: wherein A1, A2, A3, A4, A5, A6, A7, and A8 comprise carbon or nitrogen; wherein at least one of A1, A2, A3, A4, A5, A6, A7, and A8 is nitrogen; wherein ring B is bonded to ring A through a C—C bond; wherein the iridium is bonded to ring A through a Ir—C bond; wherein X is O, S, or Se; wherein R1 and R2 each independently represent mono-, di-, tri-, tetra-substitution, or no substitution; wherein R? and R? each independently represent mono-, di-substitution, or no substitution; wherein any adjacent substitutions in R?, R?, R1, R2, R3, R4, R5, and R6 are optionally linked together to form a ring; wherein R1, R2, R?, and R? are each independently selected from the group consisting of hydrogen, deuterium, halide, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl,
    Type: Grant
    Filed: July 10, 2015
    Date of Patent: September 10, 2019
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Bin Ma, Walter Yeager, Edward Barron, Alan Deangelis, Chuanjun Xia, Vadim Adamovich, Scott Beers, Harvey Wendt, Suman Layek
  • Patent number: 10403825
    Abstract: Novel host compounds consisting of carbazole and nitrile groups are disclosed. These compounds are useful in phosphorescent OLEDs.
    Type: Grant
    Filed: February 6, 2015
    Date of Patent: September 3, 2019
    Assignee: Universal Display Corporation
    Inventors: Lichang Zeng, Chuanjun Xia
  • Patent number: 10400163
    Abstract: A compound according to Formula I and devices incorporating the same are described. The compound according to Formula I can have the structure wherein R2 represents mono, di, tri, tetra, penta substitutions or no substitution; R3, R4 and R5 each represent mono, di, tri, tetra substitutions or no substitution; wherein R9 represents mono, di, tri substitutions or no substitution; wherein R1 is selected from the group consisting of alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carbonyl, carboxylic acids, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof; and R2, R3, R4 R5 and R9 are each independently selected from the group consisting of all options for R1, hydrogen, deuterium, halide, amino, silyl, and combinations thereof; and wherein n is 1 or 2. The device can include the compound according to Formula I in an organic layer.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: September 3, 2019
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Scott Beers, Chuanjun (Sean) Xia, Suman Layek, Harvey Wendt
  • Patent number: 10403831
    Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: September 3, 2019
    Assignee: Universal Display Corporation
    Inventors: David Knowles, Chun Lin, Peter Mackenzie, Jui-Yi Tsai, Robert W. Walters, Scott Beers, Cory S. Brown, Walter Yeager
  • Patent number: 10403830
    Abstract: An organic light emitting device (OLED) is provided. The OLED has an anode, a cathode, and an emission layer, disposed between the anode and the cathode, including a first emitting compound; wherein the first emitting compound is capable of functioning as a blue phosphorescent emitter in the OLED at room temperature; wherein the first emitting compound has PLQY of less than 90% at room temperature; wherein the OLED has an external quantum efficiency of between 8% and 20% at 1 mA/cm2.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: September 3, 2019
    Assignee: Universal Display Corporation
    Inventors: Michael S. Weaver, Nicholas J. Thompson, Jason Brooks, Geza Szigethy, Glenn Morello, Jun Deng, Peter I. Djurovich, Hsiao-Fan Chen
  • Patent number: 10403826
    Abstract: The present invention includes organic compounds with two substituted triazine, pyridine, pyrimidine or pyrazine rings attached to an aromatic or heteroaromatic ring system. The compounds are expected to improve OLED performance.
    Type: Grant
    Filed: May 4, 2016
    Date of Patent: September 3, 2019
    Assignee: Universal Display Corporation
    Inventors: Alexey Borisovich Dyatkin, Walter Yeager, Lichang Zeng, Chuanjun Xia
  • Patent number: 10403854
    Abstract: An OLED is disclosed that includes an enhancement layer having optically active metamaterials, or hyperbolic metamaterials, which transfer radiative energy from the organic emissive material to a non-radiative mode, wherein the enhancement layer is disposed over the organic emissive layer opposite from the first electrode, and is positioned no more than a threshold distance away from the organic emissive layer, wherein the organic emissive material has a total non-radiative decay rate constant and a total radiative decay rate constant due to the presence of the enhancement layer, and the threshold distance is where the total non-radiative decay rate constant is equal to the total radiative decay rate constant; and an outcoupling layer disposed over the enhancement layer, wherein the outcoupling layer scatters radiative energy from the enhancement layer to free space.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: September 3, 2019
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Nicholas J. Thompson, Marc A. Baldo, Michael S. Weaver, Vinod M. Menon
  • Publication number: 20190267555
    Abstract: An organic light emitting device (OLED) that includes an anode, a first organic layer, a second organic layer, a third organic layer, an emissive layer, and a cathode is disclosed. The emissive layer can include a first emissive dopant, and the third organic layer comprises A consumer product containing the OLED is also described.
    Type: Application
    Filed: May 9, 2019
    Publication date: August 29, 2019
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: JUI-YI TSAI, Gregg Kottas, Walter Yeager, Zeinab Elshenawy, Chuanjun Xia, Geza Szigethy, Jason Brooks
  • Publication number: 20190259957
    Abstract: A composition of materials including a first compound having a structure according to Formula I
    Type: Application
    Filed: April 10, 2019
    Publication date: August 22, 2019
    Applicant: Universal Display Corporation
    Inventors: Lichang ZENG, Suman Layek, Pierre-Luc T. Boudreault, Zeinab Elshenawy, Gregg Kottas, Alexey Borisovich Dyatkin, Scott Joseph, Vadim Adamovich, Chuanjun Xia, Ting-Chih Wang, Walter Yeager
  • Patent number: 10388893
    Abstract: Iridium complexes containing hexadentate ligands are disclosed. Multidentate iridium complexes of Formula II showed desired properties in term of EQE, LT, CIE, etc.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: August 20, 2019
    Assignee: Universal Display Corporation
    Inventors: Jui-Yi Tsai, Chuanjun Xia, Zhiqiang Ji
  • Patent number: 10388890
    Abstract: A method of forming compounds that comprise a heterocyclic carbene ligand is provided. In particular, an oxazole or a thioazole carbene are used in place of the traditional imidazole carbene. These compounds may be used in OLEDs to provide devices having improved properties, such as stability and color-tuning.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: August 20, 2019
    Assignee: Universal Display Corporation
    Inventors: Jui-Yi Tsai, Zeinab Elshenawy
  • Patent number: 10388894
    Abstract: Novel organometallic complexes having Formula (IV), that are useful in organic light emitting devices are disclosed.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: August 20, 2019
    Assignee: Universal Display Corporation
    Inventors: Jason Brooks, Glenn Morello, Chuanjun Xia, Jun Deng
  • Patent number: 10388892
    Abstract: Iridium complexes containing hexadentate ligands are disclosed. Multidentate iridium complexes of Formula I showed desired properties in term of EQE, LT, CIE, etc.
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: August 20, 2019
    Assignee: Universal Display Corporation
    Inventors: Jui-Yi Tsai, Chuanjun Xia
  • Publication number: 20190252619
    Abstract: A compound including a first ligand LA selected from the following group: is disclosed.
    Type: Application
    Filed: January 28, 2019
    Publication date: August 15, 2019
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi TSAI, Alexey Borisovich DYATKIN, Zhiqiang JI
  • Publication number: 20190248818
    Abstract: A compound comprising a first ligand LA of Formula I, is disclosed. In the structure of Formula I, ring A is a 5-membered or 6-membered carbocyclic or heterocyclic ring; Z1-Z4 are each independently C or N; at least two consecutive Z1-Z4 are C, and are fused to a structure of or Y1 and Y2 are each independently O, S, Se, CRR?, SiRR?, or GeRR?; each RA, RB, RC, R, and R? is a hydrogen or a substituent; and any two substituents may be joined or fused together to form a ring. In the compound, LA is complexed to a metal M by the dashed lines in Formula I to form a five-membered chelate ring, and M has an atomic weight greater than 40. Organic light emitting devices and consumer products containing the compounds are also disclosed.
    Type: Application
    Filed: January 29, 2019
    Publication date: August 15, 2019
    Applicant: Universal Display Corporation
    Inventor: Pierre-Luc T. BOUDREAULT