Fluroescent, Phosphorescent, Or Luminescent Layer Patents (Class 428/690)
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Patent number: 11753425Abstract: A compound is disclosed that includes a ligand LA of Formula I where ring C is a 5-membered or a 6-membered carbocyclic or heterocyclic ring; each RA, RB, and RC independently represents mono to the maximum allowable number of substitutions, or no substitution; LA is complexed to a metal M; M is optionally coordinated to other ligands; the ligand LA is optionally linked with other ligands to comprise a tridentate, tetradentate, pentadentate, or hexadentate ligand; and any two substituents of RB and RC may be joined or fused together to form a ring.Type: GrantFiled: June 17, 2019Date of Patent: September 12, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Pierre-Luc T. Boudreault, Eric A. Margulies, Bert Alleyne
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Patent number: 11758803Abstract: Provided are an organometallic compound represented by Formula 1, an organic light-emitting device including the same, and an electronic apparatus comprising the organic light-emitting device: M(L1)n1(L2)n2??Formula 1 wherein, in Formula 1, M, L1, L2, n1, and n2 are the same as described in the detailed description of the specification.Type: GrantFiled: March 4, 2020Date of Patent: September 12, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyuyoung Hwang, Byungjoon Kang, Seungyeon Kwak, Myungsun Sim, Kum Hee Lee, Aram Jeon, Byoungki Choi, Hyeonho Choi
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Patent number: 11753427Abstract: A compound having a first ligand LA of Formula I useful as phosphorescent dopant in OLEDs is disclosed.Type: GrantFiled: April 9, 2019Date of Patent: September 12, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Zhiqiang Ji, Alexey Borisovich Dyatkin, Jui-Yi Tsai, Suman Layek, Pierre-Luc T. Boudreault
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Patent number: 11758809Abstract: A compound having a structure shown in Chemical Formula 1 is described. In an embodiment, Ar is C6-C20 aryl or C5-C20 heteroaryl; D1 and D2 are electron-donating groups, A1 and A2 are electron-accepting groups, and m, n, p and q are 1, 2, or 3; D1 and D2 are a substituted or unsubstituted C1-C20 alkyl, a substituted or unsubstituted C3-C20 cycloalkyl, a substituted or unsubstituted C1-C20 alkoxy, a substituted or unsubstituted C3-C20 heterocyclic group, a substituted or unsubstituted C6-C40 aryl, a substituted or unsubstituted C4-C40 heteroaryl, a substituted or unsubstituted C10-C60 fused aryl, a substituted or unsubstituted C10-C60 fused heteroaryl, a substituted or unsubstituted C12-C40 carbazolyl, a substituted or unsubstituted C12-C40 diphenylamino group, or a C13-C40 acridinyl; and A1 and A2 are each a nitrogen-containing heterocyclic group, a cyano-containing group, a carbonyl-containing group, a sulfone-based group, and a phosphoroso-containing group.Type: GrantFiled: December 31, 2019Date of Patent: September 12, 2023Assignees: Shanghai Tianma AM-OLED Co., Ltd., WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCHInventors: Wei Gao, Wenjing Xiao, Lei Zhang, Jinghua Niu, Wenpeng Dai
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Patent number: 11751463Abstract: An organic light emitting display apparatus and an electronic device including the same are provided. The organic light emitting display apparatus comprises an organic light emitting display panel including a display area and a non-display area, the display area including a transparent area, a buffer area provided outside the transparent area, and an opaque area provided outside the buffer area, a camera provided in the transparent area in a rear surface of the organic light emitting display panel to photograph a region in a forward direction with respect to the organic light emitting display panel, and a transparent area pixel driving circuit provided in the buffer area to drive a transparent area organic light emitting diode provided in the transparent area. The transparent area organic light emitting diode is connected to the transparent area pixel driving circuit through a transparent area electrode line.Type: GrantFiled: December 23, 2020Date of Patent: September 5, 2023Assignee: LG DISPLAY CO., LTD.Inventors: Jeonghyeon Choi, Sul Lee, Eunil Cho
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Patent number: 11751415Abstract: An opto-electronic device includes a substrate, a first electrode disposed over the substrate, a semiconducting layer disposed over the first electrode, a second electrode disposed over the semiconducting layer, the second electrode having a first portion and a second portion, a nucleation inhibition coating disposed over the first portion of the second electrode; and a conductive coating disposed over the second portion of the second electrode, wherein the nucleation inhibition coating is a compound of Formula (I).Type: GrantFiled: January 2, 2019Date of Patent: September 5, 2023Assignee: OTI Lumionics Inc.Inventors: Yi-Lu Chang, Qi Wang, Scott Nicholas Genin, Michael Helander, Jacky Qiu, Zhibin Wang, Benoit Lessard
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Patent number: 11744142Abstract: A compound having a structure of the formula Ir(LA)(LB), in which LA is a bidentate, tridentate, tetradentate, pentadentate, or hexadentate ligand and LB is a monodentate, bidentate, tridentate, or tetradentate ligand, or not present, and where the total denticity of LA plus LB is 6, and LA includes at least one structure of Formula I: is disclosed as a useful phosphorescent emitter compound.Type: GrantFiled: July 25, 2018Date of Patent: August 29, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Geza Szigethy, Joseph A. Macor, Charles Stanton, Galyna Dubinina, Douglas Williams
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Patent number: 11744144Abstract: An organic electroluminescent element including a luminescent compound represented by the following formula (in which R1 to R14 each independently represent a hydrogen atom, a deuterium atom, an alkyl group, an aryl group, a heteroaryl group, a fluorine atom, a cyano group, an amino group, an alkoxy group, an aryloxy group, a thio group, or a silyl group, and 8 to 13 groups out of R1 to R14 each represent a hydrogen atom or a deuterium atom) in a light emitting layer has high durability and excellent chromaticity.Type: GrantFiled: May 6, 2019Date of Patent: August 29, 2023Assignee: UDC Ireland LimitedInventors: Toru Watanabe, Yuki Hirai, Tianhua Ouyang, Koji Takaku, Wataru Sotoyama, Tetsu Kitamura, Yasunori Yonekuta
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Patent number: 11744146Abstract: An amine-based compound and an organic light-emitting device including the same are provided. The organic light-emitting device may include: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer and at least one of the amine-based compound.Type: GrantFiled: January 12, 2018Date of Patent: August 29, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jongwoo Kim, Sanghyun Han, Youngkook Kim, Seokhwan Hwang
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Patent number: 11744151Abstract: 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: GrantFiled: August 13, 2019Date of Patent: August 29, 2023Assignee: Universal Display CorporationInventors: Alexey Borisovich Dyatkin, Walter Yeager, Lichang Zeng, Chuanjun Xia
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Patent number: 11744141Abstract: A compound having the formula [LA]yIr[LB]x is disclosed, where LA is selected from one of the following: The compounds have at least one pyridyl dibenzo-substituted ligand that coordinates to metal center from the sterically hindered position as exemplified by LA. Because of this unique configuration, the compounds display better photo-physical and thermal properties and can be used in OLED devices to improve their performance, particularly with respect to the device's lifetime.Type: GrantFiled: July 25, 2018Date of Patent: August 29, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Zhiqiang Ji, Alexey Borisovich Dyatkin, Jui-Yi Tsai, Walter Yeager, Edward Barron
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Patent number: 11737349Abstract: 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.Type: GrantFiled: May 27, 2020Date of Patent: August 22, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: George Fitzgerald, Joseph A. Macor, Jason Brooks, Hsiao-Fan Chen, Geza Szigethy, Diana Drennan, Neil Palmer, Wei-Chun Shih, Pierre-Luc T. Boudreault, Zhiqiang Ji, Woo-Young So
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Patent number: 11731988Abstract: A metal complex is disclosed. In an embodiment a metal complex includes at least one metal atom M and at least one ligand L attached to the metal atom M, wherein the ligand L has the following structure: wherein E1 and E2 are oxygen, wherein the substituent R1 is selected from the group consisting of branched or unbranched, fluorinated aliphatic hydrocarbons with 1 to 10 C atoms, wherein n=1 to 5, wherein the substituent R2 is selected from the group consisting of branched or unbranched aliphatic hydrocarbons with 1 to 10 C atoms, aryl and heteroaryl, wherein m>0 to at most 5?n, and wherein the metal M is a main group metal of groups 13 to 15 of the periodic table of elements.Type: GrantFiled: March 9, 2021Date of Patent: August 22, 2023Assignee: Novaled GmbHInventors: Guenter Schmid, Anna Maltenberger, Sebastien Pecqueur, Stefan Regensburger
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Patent number: 11730053Abstract: According to one or more embodiments, an organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode. The organic layer includes an emission layer.Type: GrantFiled: May 4, 2016Date of Patent: August 15, 2023Assignee: Samsung Display Co., Ltd.Inventors: Sooyon Kim, Sanghyun Han, Youngkook Kim, Seokhwan Hwang
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Patent number: 11709403Abstract: Provided is a display panel, including an array substrate, a color filter substrate, and a back light module. The back light module includes a light source, and the light emission spectrum of the light source has a first blue peak and a second blue peak. The color filter substrate is provided with multiple pixel units which are periodically and repeatedly disposed, and at least one pixel unit includes a red sub-pixel, a green sub-pixel, a first blue sub-pixel and a second blue sub-pixel. The first blue sub-pixel and the second blue sub-pixel have different transmittance spectrums; a peak wavelength of a transmittance spectrum of the first blue sub-pixel matches a peak wavelength of the first blue peak of the light source, and a peak wavelength of a transmittance spectrum of the second blue sub-pixel matches a peak wavelength of the second blue peak of the light source.Type: GrantFiled: June 17, 2021Date of Patent: July 25, 2023Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.Inventors: Shixin Geng, Yu Zhang, Tengfei Wang
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Patent number: 11708356Abstract: An organic electroluminescent material and a device thereof are disclosed. The organic electroluminescent material uses a compound having a novel carbazole structure, and can be used as hole blocking material, host material in an electroluminescent device. These novel compounds can provide better device performance, such as obtaining device performance of very low driving-voltage, high efficiency, and long lifetime.Type: GrantFiled: February 27, 2020Date of Patent: July 25, 2023Assignee: BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.Inventors: Feng Li, Le Wang, Changqing Li, Chi Yuen Raymond Kwong, Chuanjun Xia
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Patent number: 11702551Abstract: A coating composition includes: (i) a film-forming resin; (ii) an infrared reflective pigment; and (iii) an infrared fluorescent pigment or dye different from the infrared reflective pigment. A multi-layer coating including the coating composition, and a substrate at least partially coated with the coating composition is also disclosed. A method of detecting an article at least partially coated with the coating composition is also disclosed.Type: GrantFiled: May 26, 2022Date of Patent: July 18, 2023Assignees: The Regents of the University of California, PPG Industries Ohio, Inc.Inventors: Michael A. Zalich, Paul H. Berdahl, Stuart D. Hellring
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Patent number: 11700768Abstract: Provided is a compound of Formula 1: where X is O or S; Ar1 is an aryl having 6 to 20 carbon atoms substituted with at least one functional group selected from the group consisting of cyano, pyridinyl, benzimidazolyl and diphenylphosphine oxide, or a substituted or unsubstituted heteroaryl having 3 to 20 carbon atoms containing at least one N; and Ar2 is a functional group of Formula 2 below, with the proviso that Ar1 and Ar2 are different from each other, where Ar3 is an aryl having 6 to 20 carbon atoms, and m is an integer of 0 to 2, and an organic light emitting device comprising the same.Type: GrantFiled: March 13, 2018Date of Patent: July 11, 2023Assignee: LG CHEM, LTD.Inventors: Jung Hoon Yang, Dong Hoon Lee, Jung Oh Huh, Boon Jae Jang, Min Young Kang, Dong Uk Heo, Mi Yeon Han, Min Woo Jung
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Patent number: 11696458Abstract: An organic light-emitting device including a first electrode, a second electrode, an emission layer disposed between the first electrode and the second electrode, a hole transport region disposed between the first electrode and the emission layer, and an electron transport region disposed between the emission layer and the second electrode, wherein the emission layer includes a host and a dopant, wherein the dopant is an iridium-free organometallic compound, and wherein a dopant concentration profile of the emission layer satisfies predetermined parameters disclosed in the specification.Type: GrantFiled: November 21, 2018Date of Patent: July 4, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seokhwan Hong, Seungyeon Kwak, Hyun Koo, Sangdong Kim, Sungjun Kim, Jiwhan Kim, Sunghun Lee, Sukekazu Aratani, Sunyoung Lee, Shingo Ishihara, Aram Jeon, Byoungki Choi
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Patent number: 11696491Abstract: An organometallic compound is represented by Formula 1. An organic light-emitting device includes a first electrode, a second electrode, and an organic layer including an emission layer between the first electrode and the second electrode, wherein the organic layer includes at least one of the organometallic compound represented by Formula 1. An apparatus includes the organic light-emitting device.Type: GrantFiled: September 24, 2020Date of Patent: July 4, 2023Assignee: Samsung Display Co., Ltd.Inventors: Eunsoo Ahn, Soobyung Ko, Sungbum Kim, Haejin Kim, Sujin Shin, Eunyoung Lee, Jaesung Lee, Hyunjung Lee, Mina Jeon, Junghoon Han
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Patent number: 11667659Abstract: An organometallic compound includes a hexadentate ligand bonded to a metal atom (M1). An energy level (E3MC) of a 3MC state (triplet metal centered state) of the organometallic compound is higher than an energy level (E3MLCT) of a 3MLCT state (triplet metal-to-ligand charge transfer state) of the organometallic compound.Type: GrantFiled: April 19, 2019Date of Patent: June 6, 2023Assignee: Samsung Display Co., Ltd.Inventors: Sunwoo Kang, Soobyung Ko, Taekyung Kim, Sangho Jeon, Youngmi Cho
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Patent number: 11667626Abstract: Provided is a compound of Formula 1: and an organic light emitting device including the same.Type: GrantFiled: November 19, 2018Date of Patent: June 6, 2023Assignee: LG CHEM, LTD.Inventors: Minjun Kim, Kongkyeom Kim, Hyoung Seok Kim, Min Woo Lee
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Patent number: 11665957Abstract: An organometallic compound represented by Formula 1, an organic light-emitting device including the organometallic compound, and a diagnostic composition including the organometallic compound: wherein, in Formula 1, M, X1 to X4, Y1, X5, ring CY1 to ring CY5, T1 to T3, T1 to T5, and a1 to a5 are each independently the same as described above.Type: GrantFiled: December 18, 2019Date of Patent: May 30, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Aram Jeon, Ohyun Kwon, Seungyeon Kwak, Yoonhyun Kwak, Kum Hee Lee, Hyeonho Choi, Whail Choi, Kyuyoung Hwang
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Patent number: 11629126Abstract: The present invention relates to compounds of formula (1). The compounds are suitable for use in electronic devices, in particular organic electroluminescent devices, comprising these compounds. In some embodiments, the compounds are used as matrix materials for phosphorescent or fluorescent emitters as well as a hole-blocking or electron-transport materials.Type: GrantFiled: October 2, 2017Date of Patent: April 18, 2023Assignee: MERCK PATENT GMBHInventors: Katja Maria Scheible, Fabrice Eckes, Holger Heil, Beate Burkhart, Dominik Joosten, Elvira Montenegro
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Patent number: 11616201Abstract: The present invention relates to a compound of formula (I), wherein R1, R2, R3 and R4 are each independently hydrogen or Ra, with proviso that a pair of two substituents selected from R1 and R2, R2 and R3, and R3 and R4 is linked to one another and forms a group of formula (II); a material for an organic electroluminescence device comprising at least one compound of formula (I); an organic electroluminescence device which comprises an organic thin film layer be-tween an anode and a cathode, wherein the organic thin film layer comprises one or more layers and comprises a light emitting layer, and at least one layer of the organic thin film layer comprises at least one compound of formula (I); and an electronic equipment comprising the inventive organic electroluminescence device.Type: GrantFiled: February 23, 2018Date of Patent: March 28, 2023Assignee: Idemitsu Kosan Co., Ltd.Inventors: Yumiko Mizuki, Francois Rime, Natalia Chebotareva, Hideaki Nagashima
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Patent number: 11611046Abstract: The present invention relates to organic electroluminescent devices, the emitting layer thereof containing a blend of a luminescent material having a narrow singlet-triplet gap and a fluorescent emission material having high steric shielding.Type: GrantFiled: February 18, 2015Date of Patent: March 21, 2023Assignee: MERCK PATENT GMBHInventors: Philipp Stoessel, Amir Hossain Parham, Christof Pflumm, Anja Jatsch, Joachim Kaiser
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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: 11605790Abstract: An organic electronic device, preferably an organic light-emitting diode (OLED), comprising at least one metal-carbene complex comprising one, two or three specific bidentate diazabenzimidazole carbene ligands; a light-emitting layer comprising said metal-carbene complex as emitter material, preferably in combination with at least one host material; the use of said metal-carbene complex in an OLED; an apparatus selected from the group consisting of stationary visual display units, mobile visual display units, illumination units, units in items of clothing, units in handbags, units in accessories, units in furniture and units in wallpaper comprising said organic electronic device, preferably said OLED, or said light-emitting layer; the metal-carbene complex comprising one, two or three specific bidentate diazabenzimidazole carbene ligands mentioned above and a process for the preparation of said metal-carbene complex.Type: GrantFiled: April 20, 2020Date of Patent: March 14, 2023Assignee: UDC Ireland LimitedInventors: Peter Murer, Korinna Dormann, Flavio Luiz Benedito, Glauco Battagliarin, Stefan Metz, Ute Heinemeyer, Christian Lennartz, Gerhard Wagenblast, Soichi Watanabe, Thomas Geßner
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Patent number: 11605780Abstract: The present invention provides an organic thin film light-emitting element having improved light-emitting efficiency and durable service life. The compound of the present invention has the structure represented by general formula (1) below. In general formula (1), Ar1 is an aromatic group having a specific structure, and Ar2 is a separate aromatic group having a specific structure. n is an integer of 1 or 2, and p is an integer of 1 or 2. However, n+p=3. When n is 2, each Ar1 may be the same or different, and when p is 2, each Ar2 may be the same or different. However, Ar1 and Ar2 are not the same group.Type: GrantFiled: August 17, 2018Date of Patent: March 14, 2023Assignee: TORAY INDUSTRIES, INC.Inventors: Takashi Tokuda, Daisaku Tanaka
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Patent number: 11594696Abstract: The invention relates to an organic electronic component comprising a cathode, an anode, at least one light-emitting layer which is arranged between the anode and the cathode, a first layer, which comprises a first matrix material and a dopant, a second layer, which comprises a second matrix material, wherein the first layer is arranged between the second layer and the anode, wherein the second layer is arranged between the anode and the at least one light-emitting layer, wherein the dopant is a fluorinated sulfonimide metal salt of the following formula 1:Type: GrantFiled: July 10, 2020Date of Patent: February 28, 2023Inventors: Andreas Rausch, Niels Gerlitzki
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Patent number: 11594691Abstract: Organic light emitting devices (OLEDs) with emissive layers containing both phosphorescent Pt complexes and fluorescent emitters, are described. The devices presented employ both fluorescent and phosphorescent Pt complexes in order to redistribute the excited states to primarily reside on known stable fluorescent emitters to achieve high device operational stability but maintain the high efficiency characteristic of phosphorescent OLEDs.Type: GrantFiled: January 24, 2020Date of Patent: February 28, 2023Assignee: Arizona Board of Regents on behalf of Arizona State UniversityInventor: Jian Li
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Patent number: 11584883Abstract: The present disclosure provides fluorescent polyindenofluorene polymers or macromers with unique optical properties that are stable. The polymeric fluorophores are useful in various bioassays formats. The inventive polymers are useful in assays relying on fluorescence resonance energy transfer (FRET) mechanisms where two fluorophores are used.Type: GrantFiled: December 3, 2019Date of Patent: February 21, 2023Assignee: BIOLEGEND, INC.Inventors: Xinshe Xu, Jing Wang, Matthew Yerou
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Patent number: 11588079Abstract: Provided are a wavelength converting particle, a method for manufacturing a wavelength converting particle, and a light-emitting diode containing a wavelength converting particle. The wavelength converting particle comprises a hybrid OIP nanocrystal that converts a wavelength of light generated by an excitation light source into a specified wavelength. Accordingly, it is possible to optically stabilize and improve color purity and light-emission performance without changes in a light-emitting wavelength range.Type: GrantFiled: January 29, 2021Date of Patent: February 21, 2023Inventors: Tae-woo Lee, Younghoon Kim, Himchan Cho
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Patent number: 11588117Abstract: The invention relates to compounds comprising functional substituents in a specific spatial arrangement, devices containing same, and the preparation and use thereof.Type: GrantFiled: July 7, 2014Date of Patent: February 21, 2023Assignee: MERCK PATENT GMBHInventors: Amir Hossain Parham, Irina Martynova, Anja Jatsch, Thomas Eberle, Jonas Valentin Kroeber, Christof Pflumm
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Patent number: 11581495Abstract: The present invention relates to a phenyl-derivative compound substituted with at least two electron acceptors and at least two electron donors. Formula (I) RAaRDbRScC6 wherein a is 2, 3 or 4; b is 2, 3 or 4; c is 0, 1 or 2; a+b?c=6; RA is at each occurrence independently a group with ?M-effect; RB is at each occurrence independently a group with +?M-effect; RS is as defined in claim 1. Said compound is suited for use in organic electronic devices, particularly in organic electroluminescent devices.Type: GrantFiled: July 1, 2016Date of Patent: February 14, 2023Assignee: MERCK PATENT GMBHInventors: Amir Hossain Parham, Philipp Stoessel, Christof Pflumm, Anja Jatsch, Joachim Kaiser
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Patent number: 11575089Abstract: The present disclosure belongs to the technical field of organic light-emitting diods (OLEDs), and provides a compound used as an electron transmission material of OLEDs. Molecules of the compounds include an aromatic ring (or aromatic fused ring) and a phenanthroline group that are connected to each other. In an embodiment, the compound according to the present disclosure includes two types of groups, i.e., an aromatic ring (or aromatic fused ring) and a phenanthroline (or benzoquinoline) group. These two groups not only have good electron accepting ability, but also can be well doped with metals. The planarity of the two groups is conducive to the stacking of molecules, which facilitates the combination of holes and electrons and generates excitons, thereby increasing the electron mobility of the material and improving efficiency of device.Type: GrantFiled: October 30, 2019Date of Patent: February 7, 2023Assignees: WUHAN TIANMA MICROELECTRONICS CO., LTD., Wuhan Tianma Microelectronics Co., Ltd. Shanghai BranchInventors: Lei Zhang, Wei Gao, Jinghua Niu, Wenpeng Dai, Yan Lu
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Patent number: 11569448Abstract: Provided is a cross-linkable arylamine-based compound represented by Formula 1a or 1b, a polymer obtained therefrom, a light-emitting device including the polymer, and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode; a second electrode facing the first electrode; and an intermediate layer between the first electrode and the second electrode and comprising an emission layer, wherein the intermediate layer includes at least one of the arylamine-based polymer formed by cross-linking a cross-linkable arylamine-based compound represented by Formula 1a or 1b.Type: GrantFiled: February 15, 2019Date of Patent: January 31, 2023Assignee: Samsung Display Co., Ltd.Inventors: Dongwoo Shin, Dukki Kim, Sehun Kim, Jaeyun Kim, Jongwon Park, Seungmook Lee, Jaekook Ha, Naoyuki Ito
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Patent number: 11569461Abstract: An organic electroluminescence device includes a first electrode, an organic layer disposed on the first electrode, and a second electrode disposed on the organic layer. The organic layer includes an organometallic compound represented by Formula 1 below. where R1 to R4, X1 to X4, Ar1 to Ar3, M, Q, m1 to m4, and n are as defined in the specification.Type: GrantFiled: November 19, 2018Date of Patent: January 31, 2023Assignees: Samsung Display Co., Ltd., Lapto Co., Ltd.Inventors: Sung-soo Bae, Hwanhee Cho, Eu-gene Oh, Hyein Jeong, Gyuri Kim, Kap-jong Han, Namho Kim, Hyejeong Kim, Juwan Maeng, Yongpil Park, Jeunghun Yoon
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Patent number: 11569452Abstract: An organic light-emitting device including a predetermined host and a thermally activated delayed fluorescence emitter.Type: GrantFiled: September 9, 2019Date of Patent: January 31, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sooghang Ihn, Daun Jeong, Myungsun Sim, Hasup Lee, Eunsuk Kwon, Sangmo Kim, Minsik Min, Sangho Park, Soonok Jeon, Yeonsook Chung
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Patent number: 11563180Abstract: A spirobifluorene compound and a perovskite solar cell including the spirobifluorene compound are disclosed. More particularly, a spirobifluorene compound which can be used as a hole transport material of a perovskite solar cell is disclosed. A perovskite solar cell including the spirobifluorene compound as a hole transport material is further disclosed.Type: GrantFiled: November 8, 2017Date of Patent: January 24, 2023Assignee: KOREA RESEARCH INSTITUTE OF CHECMICAL TECHNOLOGYInventors: Jaemin Lee, Hye Jin Na, Nam Joong Jeon, Jang Won Seo, Jun Hong Noh, Tae Youl Yang, Sang Il Seok
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Patent number: 11563178Abstract: The disclosure relates to organic electroluminescent elements, compounds for use in the elements, and devices using the elements, which include a compound represented by the following General Formula (1): where R1 to R3 and R6 to R8 each independently represents a hydrogen atom, which may be a deuterium atom, or a substituent with a Hammett substituent constant ?p value of ?0.15 or more, R5, R9 and R10 each independently represents a hydrogen atom or a substituent, L1 represents a divalent linking group, DG1 represents a donor group, and n1 represents 1 or 2, and where R1 to R3, R5 to R10, L1, and DG1 are not bound to each other to form a ring.Type: GrantFiled: November 8, 2017Date of Patent: January 24, 2023Assignee: UDC IRELAND LIMITEDInventors: Koji Takaku, Yasunori Yonekuta, Wataru Sotoyama, Katsuyuki Youfu, Yuki Hirai, Tetsu Kitamura, Toru Watanabe, Tianhua Ouyang
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Patent number: 11557738Abstract: A compound of Formula I: wherein: X1-X8 are each independently C or N, wherein two adjacent X1-X8 are carbon-fused to a structure of Formula II: X9-X12 are each independently C or N; A1, A2, and A3 are each independently selected from the group consisting of O, S, Se, N, NR, CR, CRR?, SiR, SiRR?, GeR, and GeRR?, with at least one of A1 and A2 being N or NR; each occurrence of is independently a single bond or a double bond, wherein one occurrence of is a single bond and one occurrence of is a double bond; each of RA, RB, and Rc independently represents zero, mono, or up to a maximum allowed substitution to its associated ring; each of occurrence R, R?, RA, RB, and RC is independently a hydrogen or a substituent selected from the group consisting of Formula III, Formula IV, Formula V, Formula VI, Formula VII, Formula VIII, Formula IX, deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, boryl, alkenyl, cycloalkenyl, heteroalkenyl, aType: GrantFiled: February 10, 2020Date of Patent: January 17, 2023Assignee: Universal Display CorporationInventors: Tyler Fleetham, Peter Wolohan
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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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Patent number: 11552255Abstract: The present application relates to a hetero-cyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.Type: GrantFiled: November 30, 2017Date of Patent: January 10, 2023Assignee: LT MATERIALS CO., LTD.Inventors: Hyun-Ju La, Yu-Jin Heo, Won-Jang Jeong, Jin-Seok Choi, Dae-Hyuk Choi, Joo-Dong Lee
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Patent number: 11548905Abstract: According to an aspect of the present disclosure, a compound having a metal planar tetradentate coordination configuration is disclosed. In the compounds, the metal M is Pt or Pd; the four coordinating atoms are Z1, Z2, Z3, and Z4 and are each selected from N, C, and O. The compound includes a substituent R, and atoms M, Z1, Z2, Z3, and Z4 are used to define a first plane that passes through the metal M and is positioned to have a minimum sum of shortest distances with Z1, Z2, Z3, and Z4. At least one non-hydrogen atom in R falls within a distal circle of a cylinder extending perpendicular to the first plane, where the distal circle of the cylinder is a height h from the base circle and the height h ranges from 3.3 ? to 4.8 ?.Type: GrantFiled: December 12, 2017Date of Patent: January 10, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Zhiqiang Ji, Lichang Zeng, Chun Lin
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Patent number: 11545636Abstract: Metal complexes with ligands bearing a five member aromatic moiety fused with dibenzofuran or its analogues useful as electroluminescence materials in OLEDs are disclosed.Type: GrantFiled: January 25, 2017Date of Patent: January 3, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Lichang Zeng, Chuanjun Xia, Zhiqiang Ji, Chun Lin
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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
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Patent number: 11532801Abstract: The present invention relates to an organic electroluminescent device, particularly to an organic light emitting diode (OLED) including an ETL stack of at least two electron transport layers, wherein the first electron transport layer comprises a first electron transport matrix compound and the second electron transport layer comprises second electron transport matrix compound and a redox n-dopant, and a device comprising the OLED.Type: GrantFiled: October 16, 2017Date of Patent: December 20, 2022Assignees: Novaled GmbH, Samsung SDI Co. Ltd.Inventors: Domagoj Pavicic, Jerome Ganier, Vygintas Jankus, Hyungsun Kim, Byungku Kim, Youngkwon Kim, Younhwan Kim, Hun Kim, Eun Sun Yu, Sung-Hyun Jung
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Organic electroluminescence device and organometallic complex for organic electroluminescence device
Patent number: 11527730Abstract: An organic electroluminescence device may include a first electrode, a second electrode opposite to the first electrode, and organic layers disposed between the first electrode and the second electrode. At least one of organic layers may include an organometallic complex including a first metal complex having a metal atom as a center atom of the first metal complex, a second metal complex having the metal atom as a center atom of the second metal complex, and an aromatic ring group connecting the first metal complex to the second metal complex.Type: GrantFiled: March 9, 2020Date of Patent: December 13, 2022Assignee: Samsung Display Co., Ltd.Inventors: Sujin Shin, Soo-Byung Ko, Junghoon Han, Sungbum Kim, Haejin Kim, Eunsoo Ahn, Eunyoung Lee, Jaesung Lee, Hyunjung Lee, Mina Jeon -
Patent number: 11524952Abstract: The present invention relates to a compound of the Formula (I) wherein at least one of R1 to R10 and/or Ar4 is a group having the Formula (II) wherein the asterisk symbol “*” in Formula (II) represents the position of binding of the group having the Formula (II); L is selected from substituted or unsubstituted C6 to C18 arylene; Ar1 is selected from substituted or unsubstituted C3 to C24 heteroaryl, wherein the heteroaryl comprises at least two N-atoms; Ar2 and Ar3 are independently selected from substituted or unsubstituted C6 to C24 aryl and/or substituted or unsubstituted C4 to C24 heteroaryl, wherein Ar2 and Ar3 are selected differently from each other; Ar4 is selected from the group consisting of substituted or unsubstituted C1 to C16 alkyl, substituted or unsubstituted C6 to C24 aryl, substituted or unsubstituted C2 to C24 heteroaryl and a group having the general Formula (II); R1 to R10 are independently selected from the group consisting of H, D, F, C1 to C20 alkyl, C6 to C20 aryl, C2 to C20Type: GrantFiled: April 18, 2019Date of Patent: December 13, 2022Assignee: Novaled GmbHInventors: Benjamin Schulze, Francois Cardinali, Jerome Ganier, Volodymyr Senkovskyy