Patents by Inventor Natalia Chebotareva

Natalia Chebotareva 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).

  • Patent number: 11706981
    Abstract: Specific polycyclic compounds of the general formula (I) and a process for its preparation, an electronic device comprising at least one of these compounds, an emitting layer, preferably present in an electronic device, comprising at least one compound of general formula (I) and the use of compounds according to general formula (I) in an electronic device as a host material, a charge transporting material, charge and/or exciton blocking material, preferably as a host material or an electron transporting material.
    Type: Grant
    Filed: January 9, 2020
    Date of Patent: July 18, 2023
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Yuichi Nishimae, Natalia Chebotareva
  • Publication number: 20230209849
    Abstract: An organic electroluminescence device includes a cathode, an anode and an emitting layer having an anode side and a cathode side disposed between the cathode and the anode, and a further layer next to the anode side of the emitting layer. The emitting layer contains: at least one compound with a dipole moment of less than 1.7·10?30 Cm (0.5 debye), as component (1); at least one organic fluorescent compound whose onset of fluorescence is at lower energies than that of component (1) and at an energy higher than 2.6 eV; and at least one organic compound whose ionization potential in absolute values is lower than 5.33 eV and whose onset of fluorescence is at higher energies than that of component (2), as component (3).
    Type: Application
    Filed: December 14, 2022
    Publication date: June 29, 2023
    Applicant: Idemitsu Kosan Co., Ltd.
    Inventors: Chao-Chen LIN, Natalia CHEBOTAREVA
  • Publication number: 20230123170
    Abstract: A compound represented by formula (I), a material for an organic electroluminescence device having the specific compound, an organic electroluminescence device of the specific compound, an electronic equipment having the organic electroluminescence device and the use of the compound of formula (I) in an organic electroluminescence device, where in formula (I), R1 and R1? each independently represent a C1 to C6 alkyl group; R2 represents a substituted or unsubstituted C6 to C24 aryl group, a substituted or unsubstituted heteroaryl group having 3 to 9 carbon atoms, or CN; L represents a substituted or unsubstituted C6 to C40 arylene group; m is 0 to 5; and n is 1, 2 or 3:
    Type: Application
    Filed: February 5, 2021
    Publication date: April 20, 2023
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Heinz WOLLEB, Michelle GROARKE, Fabrice ECKES, Masatoshi SAITO, Kei YOSHIDA, Natalia CHEBOTAREVA
  • Publication number: 20230120308
    Abstract: Specific compounds represented by formula (I), a material for an organic electroluminescence device comprising said specific compound, an organic electroluminescence device comprising said specific compound, an electronic equipment comprising said organic electroluminescence device and the use of said compounds in an organic electroluminescence device.
    Type: Application
    Filed: July 28, 2022
    Publication date: April 20, 2023
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Michelle GROARKE, Hiroaki TOYOSHIMA, Masatoshi SAITO, Natalia CHEBOTAREVA
  • Publication number: 20230099759
    Abstract: An organic electroluminescence device includes an anode, a cathode, and one or more organic thin film layers including an emitting layer disposed between the cathode and the anode. Also, the organic thin film layer includes an electron-transporting zone provided between the emitting layer and the cathode.
    Type: Application
    Filed: December 18, 2020
    Publication date: March 30, 2023
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Michelle GROARKE, Heinz WOLLEB, Natalia CHEBOTAREVA
  • Patent number: 11616201
    Abstract: 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: Grant
    Filed: February 23, 2018
    Date of Patent: March 28, 2023
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Yumiko Mizuki, Francois Rime, Natalia Chebotareva, Hideaki Nagashima
  • Patent number: 11505561
    Abstract: Specifically substituted hetero- or carbon-bridged phenylquinazolines of the general formulae (Ia) and (Ib) and a process for their preparation, an electronic device comprising at least one of these compounds, an emitting layer, preferably present in an electronic device, comprising at least one compound of general formulae (Ia) and (Ib) and the use of compounds according to general formulae (Ia) and (Ib) in an electronic device as a host material, a charge transporting material, charge and/or exciton blocking material, preferably as a host material or an electron transporting material.
    Type: Grant
    Filed: August 7, 2019
    Date of Patent: November 22, 2022
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Yuichi Nishimae, Natalia Chebotareva
  • Publication number: 20220359831
    Abstract: To provide a compound that further improves the capability of an organic EL device, an organic EL device having a further improved device capability, and an electronic device including the organic EL device. A compound represented by the following formula (1) (wherein *p, *q, *r, *s, *b, *a, R1, R2, R11 to R18, L, and R31 to R35 are defined in the description), an organic electroluminescent device containing the compound, and an electronic device including the organic electroluminescent device.
    Type: Application
    Filed: August 19, 2020
    Publication date: November 10, 2022
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Tomokatsu KUSHIDA, Kei YOSHIDA, Masatoshi SAITO, Yoshinao SHIRASAKI, Masato NAKAMURA, Michelle GROARKE, Heinz WOLLEB, Natalia CHEBOTAREVA
  • Publication number: 20220336783
    Abstract: An organic electroluminescence device may include a cathode, an anode, and an emitting layer disposed between the cathode and the anode, the emitting layer including: (i) at least one anthracene compound with a dipole moment of >1.0×10?30 Cm (0.3 debye); (ii) at least one organic fluorescent compound with (ii-a) an onset of fluorescence at lower energies than that of (i) and at an energy >2.6 eV, (ii-b) photoluminescence quantum yield >70%, and (ii-c) ionization potential >5.3 eV, as component (2); (iii) at least one organic compound with (iii-a) ionization potential <5.3 eV and (iii-b) onset of fluorescence at higher energies than that of (ii). A material may include (ii) and (iii) and electronic equipment may include such organic electroluminescence device(s) or material(s), which may be used in a light emitting layer of an organic electroluminescence device.
    Type: Application
    Filed: March 30, 2022
    Publication date: October 20, 2022
    Applicant: Idemitsu Kosan Co.,Ltd.
    Inventors: Chao-Chen LIN, Tobias CANZLER, Natalia CHEBOTAREVA
  • Publication number: 20220310933
    Abstract: An organic electroluminescence device comprising an electron-transporting zone comprising i) at least one compound represented by formula (I), and ii) at least one rare earth metal, rare earth metal compound, and/or rare earth metal complex, wherein the electron-transporting zone does not comprise an alkali metal, an alkali metal compound, an alkali metal complex, an alkaline earth metal, an alkaline earth metal compound, and an alkaline earth metal complex; a material for an organic electroluminescence device comprising a combination of at least one compound of formula (I) and at least one rare earth metal, rare earth metal compound, and/or rare earth metal complex; an organic electroluminescence device comprising said organic electroluminescence device and the use of a compound of formula (I) in combination with at least one rare earth metal, rare earth metal compound, and/or rare earth metal complex, in an electron-transporting zone of an organic electroluminescence device, wherein the electron-transportin
    Type: Application
    Filed: March 17, 2022
    Publication date: September 29, 2022
    Applicant: Idemitsu Kosan Co., Ltd.
    Inventors: Michelle GROARKE, Heinz WOLLEB, Natalia CHEBOTAREVA, Hiroaki TOYOSHIMA, Masatoshi SAITO
  • Publication number: 20220251086
    Abstract: Specific compounds represented by formula (1), a material for an organic electroluminescence device comprising said specific compound, an organic electroluminescence device comprising said specific compound, an electronic equipment comprising said organic electroluminescence device and the use of said compounds in an organic electroluminescence device.
    Type: Application
    Filed: February 8, 2022
    Publication date: August 11, 2022
    Applicant: Idemitsu Kosan Co.,Ltd.
    Inventors: Heinz WOLLEB, Michelle GROARKE, Masato MITANI, Natalia CHEBOTAREVA
  • Publication number: 20220109115
    Abstract: Specific polycyclic compounds of the general formula (I) and a process for their preparation, a material for an organic electroluminescence device comprising said compound, an organic electroluminescence device comprising said compound, an electronic equipment comprising said organic electroluminescence device, and the use of compounds according to general formula (I) in an organic electroluminescence device.
    Type: Application
    Filed: August 29, 2019
    Publication date: April 7, 2022
    Inventors: Yumiko MIZUKI, Michelle GROARKE, Pierre BOUFFLET, Natalia CHEBOTAREVA, Francois RIME
  • Publication number: 20200381628
    Abstract: 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: Application
    Filed: February 23, 2018
    Publication date: December 3, 2020
    Applicant: Idemitsu Kosan Co., Ltd.
    Inventors: Yumiko MIZUKI, Francois RIME, Natalia CHEBOTAREVA, Hideaki NAGASHIMA
  • Publication number: 20200227652
    Abstract: Specific polycyclic compounds of the general formula (I) and a process for its preparation, an electronic device comprising at least one of these compounds, an emitting layer, preferably present in an electronic device, comprising at least one compound of general formula (I) and the use of compounds according to general formula (I) in an electronic device as a host material, a charge transporting material, charge and/or exciton blocking material, preferably as a host material or an electron transporting material.
    Type: Application
    Filed: January 9, 2020
    Publication date: July 16, 2020
    Applicant: Idemitsu Kosan Co., Ltd.
    Inventors: Yuichi NISHIMAE, Natalia CHEBOTAREVA
  • Publication number: 20200102329
    Abstract: Specifically substituted hetero- or carbon-bridged phenylquinazolines of the general formulae (Ia) and (Ib) and a process for their preparation, an electronic device comprising at least one of these compounds, an emitting layer, preferably present in an electronic device, comprising at least one compound of general formulae (Ia) and (Ib) and the use of compounds according to general formulae (Ia) and (Ib) in an electronic device as a host material, a charge transporting material, charge and/or exciton blocking material, preferably as a host material or an electron transporting material.
    Type: Application
    Filed: August 7, 2019
    Publication date: April 2, 2020
    Applicant: Idemitsu Kosan Co., Ltd.
    Inventors: Yuichi NISHIMAE, Natalia CHEBOTAREVA
  • Publication number: 20190006601
    Abstract: The present invention relates to compounds of the general formula (11), to a material for an organic electroluminescence device comprising of least one of these compounds, to an organic electroluminescence device comprising at least one of these compounds, and to the use of a compound according to general formula (11) in an organic electroluminescence device as a host material or an electron transporting material.
    Type: Application
    Filed: December 21, 2016
    Publication date: January 3, 2019
    Applicant: Idemitsu Kosan Co., Ltd.
    Inventors: Yuichi NISHIMAE, Yuki NAKANO, Hideaki NAGASHIMA, Natalia CHEBOTAREVA
  • Patent number: 9978943
    Abstract: The present invention provides an electronic component or device comprising a gate electrode, a source electrode and a drain electrode, wherein said component or device further comprising an organic semiconducting (OSC) material that is provided between the source and drain electrode, wherein the OSC material comprises (a) a polymer represented by formula: (I), and (b) a compound of formula (II). High quality OFETs can be fabricated by the choice of a semiconductor material, which is comprised of a polymer represented by formula I and (b) a compound of formula II.
    Type: Grant
    Filed: December 3, 2012
    Date of Patent: May 22, 2018
    Assignee: BASF SE
    Inventors: Patrice Bujard, Natalia Chebotareva, Thomas Weitz, Pascal Hayoz
  • Patent number: 9716241
    Abstract: The present invention relates to novel compounds, corresponding oligomers and (co)polymers. The compounds according to the invention are useful as semiconductors and have excellent solubility in organic solvents and excellent film-forming properties. In addition, high efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the polymers according to the invention are used in organic field effect transistors, organic photovoltaics (solar cells) and photodiodes.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: July 25, 2017
    Assignee: BASF SE
    Inventors: Hans Juerg Kirner, Natalia Chebotareva, Olivier Frederic Aebischer
  • Patent number: 9550791
    Abstract: The present invention relates to polymers comprising a repeating unit of the formula (I), and their use as organic semiconductor in organic electronic devices, especially in organic photovoltaics and photodiodes, or in a device containing a diode and/or an organic field effect transistor. The polymers according to the invention can have excellent solubility in organic solvents and excellent film-forming properties. In addition, high efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the polymers according to the invention are used in organic field effect transistors, organic photovoltaics (solar cells) and photodiodes.
    Type: Grant
    Filed: December 2, 2013
    Date of Patent: January 24, 2017
    Assignee: BASF SE
    Inventors: Matthias Welker, Mathieu G. R. Turbiez, Natalia Chebotareva, Hans Jürg Kirner
  • Patent number: 9505877
    Abstract: Phenanthro[9,10-b]furan polymers and small molecules for electronic applications. The present invention relates to polymers comprising a repeating unit of the formula (I), (II), (VIII), (IX) and compounds of formula (VIII), or (IX), wherein Y, Y15, Y16 and Y17 are independently of each other a group of formula (I), or (II), and their use as organic semiconductor in organic electronic devices, especially in organic photovoltaics and photodiodes, or in a device containing a diode and/or an organic field effect transistor. The polymers and compounds according to the invention can have excellent solubility in organic solvents and excellent film-forming properties. In addition, high efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the polymers and compounds according to the invention are used in organic field effect transistors, organic photovoltaics (solar cells) and photodiodes.
    Type: Grant
    Filed: March 27, 2013
    Date of Patent: November 29, 2016
    Assignee: BASF SE
    Inventors: Matthias Welker, Thomas Schaefer, Natalia Chebotareva, Matthias Duebner, Mathieu G. R. Turbiez