Patents by Inventor Mingjuan Su
Mingjuan Su 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).
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Patent number: 11968883Abstract: The present invention includes novel polycyclic alkyl amino carbenes as ligands for metal complexes. These compounds may be useful as emitter materials for phosphorescent electroluminescent devices.Type: GrantFiled: July 23, 2018Date of Patent: April 23, 2024Assignee: Universal Display CorporationInventors: Mingjuan Su, Morgan C. MacInnis, Daniel W. Silverstein, Tongxiang (Aaron) Lu, George Fitzgerald
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Publication number: 20240107874Abstract: A compound is disclosed that has a metal coordination complex structure having at least two ligands coordinated to the metal; wherein the compound has a first substituent R1 at one of the ligands' periphery; wherein a first distance is defined as the distance between the metal and one of the atoms in R1 where that atom is the farthest away from the metal among the atoms in R1; wherein the first distance is also longer than any other atom-to-metal distance between the metal and any other atoms in the compound; and wherein when a sphere having a radius r is defined whose center is at the metal and the radius r is the smallest radius that will allow the sphere to enclose all atoms in the compound that are not part of R1, the first distance is longer than the radius r by at least 2.9 ?.Type: ApplicationFiled: October 30, 2023Publication date: March 28, 2024Applicant: Universal Display CorporationInventors: Eric A. MARGULIES, Zhiqiang JI, Jui-Yi TSAI, Chun LIN, Alexey Borisovich DYATKIN, Mingjuan SU, Bin MA, Michael S. WEAVER, Julia J. BROWN, Lichang ZENG, Walter YEAGER, Alan DEANGELIS, Chuanjun XIA
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Publication number: 20240018414Abstract: A compound having a Pt tetradentate structure of Formula 1, is provided. In the structure of Formula 1, rings C and D each independently represent 5- or 6-membered carbocyclic or heterocyclic ring; L1, L2, and L3 are each independently a direct bond, BR, NR, PR, O, S, Se, C?O, S?O, SO2, SiRR?, GeRR?, alkyl, cycloalkyl, or a combination thereof; the sum of n1 and n2 is 1 or 2; X is selected from NRE, O, S, and Se; X3 and X4 each independently carbon or nitrogen; and one of Q1, Q3, and Q4 is oxygen, and the remaining two of Q1, Q3, and Q4 each represents a direct bond. Formulations and devices, such as an OLEDs, that include the compound of Formula 1 are also described.Type: ApplicationFiled: September 20, 2023Publication date: January 18, 2024Applicant: Universal Display CorporationInventors: Bin Ma, Mingjuan Su, Alan Deangelis, Edward Barron, Chuanjun Xia
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Patent number: 11839139Abstract: A compound is disclosed that has a metal coordination complex structure having at least two ligands coordinated to the metal; wherein the compound has a first substituent R1 at one of the ligands' periphery; wherein a first distance is defined as the distance between the metal and one of the atoms in R1 where that atom is the farthest away from the metal among the atoms in R1; wherein the first distance is also longer than any other atom-to-metal distance between the metal and any other atoms in the compound; and wherein when a sphere having a radius r is defined whose center is at the metal and the radius r is the smallest radius that will allow the sphere to enclose all atoms in the compound that are not part of R1, the first distance is longer than the radius r by at least 2.9 ?.Type: GrantFiled: May 24, 2022Date of Patent: December 5, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Eric A. Margulies, Zhiqiang Ji, Jui-Yi Tsai, Chun Lin, Alexey Borisovich Dyatkin, Mingjuan Su, Bin Ma, Michael S Weaver, Julia J. Brown, Lichang Zeng, Walter Yeager, Alan Deangelis, Chuanjun Xia
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Publication number: 20230380264Abstract: 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: ApplicationFiled: July 26, 2023Publication date: November 23, 2023Inventors: Jui-Yi Tsai, Mingjuan Su
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Publication number: 20230354690Abstract: 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: ApplicationFiled: January 12, 2023Publication date: November 2, 2023Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Chuanjun XIA, Chun LIN, Pierre-Luc T. BOUDREAULT, Jui-Yi TSAI, Mingjuan SU, Lichang ZENG, Zhiqiang JI, Edward BARRON, Walter YEAGER, Alexey Borisovich DYATKIN
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Patent number: 11795385Abstract: A compound having a Pt tetradentate structure of Formula 1, is provided. In the structure of Formula 1, rings C and D each independently represent 5- or 6-membered carbocyclic or heterocyclic ring; L1, L2, and L3 are each independently a direct bond, BR, NR, PR, O, S, Se, C?O, S?O, SO2, SiRR?, GeRR?, alkyl, cycloalkyl, or a combination thereof; the sum of n1 and n2 is 1 or 2; X is selected from NRE, O, S, and Se; X3 and X4 each independently carbon or nitrogen; and one of Q1, Q3, and Q4 is oxygen, and the remaining two of Q1, Q3, and Q4 each represents a direct bond. Formulations and devices, such as an OLEDs, that include the compound of Formula 1 are also described.Type: GrantFiled: November 8, 2022Date of Patent: October 24, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Bin Ma, Mingjuan Su, Alan Deangelis, Edward Barron, Chuanjun Xia
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Publication number: 20230292589Abstract: A compound having a metal coordination complex structure, where the compound is capable of functioning as a phosphorescent emitter in an organic light emitting device at room temperature is disclosed. The compound has a first ligand coordinated to a metal. The free-state of the first ligand has a first triplet energy T1 of EL at 77K, while the compound has a first triplet energy T1 of E at 77K, and the difference in energy (?E) between E and EL is ?250 meV. The compound has a triplet emission spectrum with a FWHM value of no more than 45 nm. Organic light emitting devices, consumer products, and formulations containing the compounds are also disclosed.Type: ApplicationFiled: May 18, 2023Publication date: September 14, 2023Applicant: Universal Display CorporationInventors: Jui-Yi TSAI, Eric A. Margulies, Zhiqiang Ji, Alexey Borisovich Dyatkin, Walter Yeager, Mingjuan Su
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Patent number: 11758804Abstract: Novel metal compounds having a first ligand LA that has the following formula: Formula I useful as emitters in OLED application are disclosed.Type: GrantFiled: May 24, 2018Date of Patent: September 12, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Hsiao-Fan Chen, Mingjuan Su, Zhiqiang Ji, Jui-Yi Tsai, Jason Brooks, Paul M. Lahti
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Publication number: 20230270003Abstract: A compound comprising a ligand LA, having a structure of Formula I, is provided. In Formula I, A1 to A8 are each independently CR or N; at least two adjacent ones of A1 to A8 are CR and the Rs are joined together to form a six-membered ring fused to ring A or ring C; X is O, S, or Se; each R and RB is independently hydrogen or a substituent; any adjacent substituents are optionally joined or fused into a ring; the ligand LA is coordinated to a metal M; the metal M is bonded to ring A through a M-C bond; the metal M can be coordinated to other ligands; and the ligand LA is optionally linked with other ligands. Formulations, OLEDs, and consumer products containing such compounds are also disclosed.Type: ApplicationFiled: May 1, 2023Publication date: August 24, 2023Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Mingjuan Su, Walter Yeager, Alan DeAngelis, Bin Ma, Jui-Yi Tsai, Lichang Zeng, Chuanjun Xia
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Publication number: 20230209990Abstract: A compound having a formula (LA)mIr(LB)3-m having a structure selected from is disclosed. In the structures of formula (LA)mIr(LB)3-m, m is 1 or 2, R1, R2, R3, R4, and R5 are each independently selected from hydrogen, deuterium, C1 to C6 alkyl, C1 to C6 cycloalkyl, and partially or fully deuterated variants thereof, and partially or fully fluorinated variants thereof, and, R6 is selected from C1 to C6 alkyl, C1 to C6 cycloalkyl, and partially or fully deuterated variants thereof, and partially or fully fluorinated variants thereof.Type: ApplicationFiled: February 17, 2023Publication date: June 29, 2023Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: BIN MA, Vadim Adamovich, Edward Barron, Jui-Yi Tsai, Mingjuan Su, Lech Michalskii, Chuanjun Xia, Michael S. Weaver, Walter Yeager, Bert Alleyne
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Patent number: 11690284Abstract: A compound having a metal coordination complex structure, where the compound is capable of functioning as a phosphorescent emitter in an organic light emitting device at room temperature is disclosed. The compound has a first ligand coordinated to a metal. The free-state of the first ligand has a first triplet energy T1 of EL at 77K, while the compound has a first triplet energy T1 of E at 77K, and the difference in energy (?E) between E and EL is ?250 meV. The compound has a triplet emission spectrum with a FWHM value of no more than 45 nm. Organic light emitting devices, consumer products, and formulations containing the compounds are also disclosed.Type: GrantFiled: June 16, 2020Date of Patent: June 27, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Jui-Yi Tsai, Eric A. Margulies, Zhiqiang Ji, Alexey Borisovich Dyatkin, Walter Yeager, Mingjuan Su
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Patent number: 11683981Abstract: A compound comprising a ligand LA, having a structure of Formula I, is provided. In Formula I, A1 to A8 are each independently CR or N; at least two adjacent ones of A1 to A8 are CR and the Rs are joined together to form a six-membered ring fused to ring A or ring C; X is O, S, or Se; each R and RB is independently hydrogen or a substituent; any adjacent substituents are optionally joined or fused into a ring; the ligand LA is coordinated to a metal M; the metal M is bonded to ring A through a M-C bond; the metal M can be coordinated to other ligands; and the ligand LA is optionally linked with other ligands. Formulations, OLEDs, and consumer products containing such compounds are also disclosed.Type: GrantFiled: August 5, 2021Date of Patent: June 20, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Mingjuan Su, Walter Yeager, Alan Deangelis, Bin Ma, Jui-Yi Tsai, Lichang Zeng, Chuanjun Xia
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Publication number: 20230111223Abstract: A compound having a Pt tetradentate structure of Formula 1, is provided. In the structure of Formula 1, rings C and D each independently represent 5- or 6-membered carbocyclic or heterocyclic ring; L1, L2, and L3 are each independently a direct bond, BR, NR, PR, O, S, Se, C?O, S?O, SO2, SiRR?, GeRR?, alkyl, cycloalkyl, or a combination thereof; the sum of n1 and n2 is 1 or 2; X is selected from NRE, O, S, and Se; X3 and X4 each independently carbon or nitrogen; and one of Q1, Q3, and Q4 is oxygen, and the remaining two of Q1, Q3, and Q4 each represents a direct bond. Formulations and devices, such as an OLEDs, that include the compound of Formula 1 are also described.Type: ApplicationFiled: November 8, 2022Publication date: April 13, 2023Applicant: Universal Display CorporationInventors: BIN MA, Mingjuan SU, Alan DEANGELIS, Edward BARRON, Chuanjun XIA
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Patent number: 11626563Abstract: A compound having a formula (LA)mIr(LB)3?m having a structure selected from is disclosed. In the structures of formula (LA)mIr(LB)3-m, m is 1 or 2, R1, R2, R3, R4, and R5 are each independently selected from hydrogen, deuterium, C1 to C6 alkyl, C1 to C6 cycloalkyl, and partially or fully deuterated variants thereof, and partially or fully fluorinated variants thereof, and, R6 is selected from C1 to C6 alkyl, C1 to C6 cycloalkyl, and partially or fully deuterated variants thereof, and partially or fully fluorinated variants thereof.Type: GrantFiled: March 10, 2020Date of Patent: April 11, 2023Assignee: Universal Display CorporationInventors: Bin Ma, Vadim Adamovich, Edward Barron, Jui-Yi Tsai, Mingjuan Su, Lech Michalski, Chuanjun Xia, Michael S. Weaver, Walter Yeager, Bert Alleyne
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Patent number: 11605789Abstract: 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 a variety of substituents. Formulations and devices, such as an OLEDs, that include the first compound are also described.Type: GrantFiled: June 12, 2019Date of Patent: March 14, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Chuanjun Xia, Chun Lin, Pierre-Luc T. Boudreault, Jui-Yi Tsai, Mingjuan Su, Lichang Zeng, Zhiqiang Ji, Edward Barron, Walter Yeager, Alexey Borisovich Dyatkin
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Patent number: 11566035Abstract: A compound having a formula: Formula I useful as emitters in OLEDs is disclosed.Type: GrantFiled: June 30, 2021Date of Patent: January 31, 2023Assignee: Universal Display CorporationInventors: Hsiao-Fan Chen, Mingjuan Su
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Patent number: 11555048Abstract: Metal complexes with cyclic ligands having Formula (I), are disclosed. Ligands with cyclic structure are believed to be beneficial to the rigidity and stability of the metal complexes, which is desirable for improving OLED device performance.Type: GrantFiled: November 7, 2017Date of Patent: January 17, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Lichang Zeng, Zhiqiang Ji, Mingjuan Su, Edward Barron, Chun Lin
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Publication number: 20230010166Abstract: A compound comprising a ligand LA, having a structure of Formula I, is provided. In Formula I, A1 to A8 are each independently CR or N; at least two adjacent ones of A1 to A8 are CR and the Rs are joined together to form a six-membered ring fused to ring A or ring C; X is O, S, or Se; each R and RB is independently hydrogen or a substituent; any adjacent substituents are optionally joined or fused into a ring; the ligand LA is coordinated to a metal M; the metal M is bonded to ring A through a M-C bond; the metal M can be coordinated to other ligands; and the ligand LA is optionally linked with other ligands. Formulations, OLEDs, and consumer products containing such compounds are also disclosed.Type: ApplicationFiled: August 5, 2021Publication date: January 12, 2023Applicant: Universal Display CorporationInventors: Mingjuan Su, Walter Yeager, Alan Deangelis, Bin Ma, Jui-Yi Tsai, Lichang Zeng, Chuanjun Xia
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Patent number: 11535797Abstract: A compound having a Pt tetradentate structure of Formula 1, is provided. In the structure of Formula 1, rings C and D each independently represent 5- or 6-membered carbocyclic or heterocyclic ring; L1, L2, and L3 are each independently a direct bond, BR, NR, PR, O, S, Se, C?O, S?O, SO2, SiRR?, GeRR?, alkyl, cycloalkyl, or a combination thereof; the sum of n1 and n2 is 1 or 2; X is selected from NRE, O, S, and Se; X3 and X4 each independently carbon or nitrogen; and one of Q1, Q3, and Q4 is oxygen, and the remaining two of Q1, Q3, and Q4 each represents a direct bond. Formulations and devices, such as an OLEDs, that include the compound of Formula 1 are also described.Type: GrantFiled: December 10, 2020Date of Patent: December 27, 2022Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Bin Ma, Mingjuan Su, Alan Deangelis, Edward Barron, Chuanjun Xia