Patents by Inventor Shigeaki Funyuu

Shigeaki Funyuu 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: 11737345
    Abstract: Provided are: an organic electronic material which can be easily multilayered and that can be used in substrates, such as resin, that cannot be processed at high temperatures; an ink composition containing the same; an organic thin film formed using said organic electronic material or said ink composition; and an organic electronic element and an organic EL element that are formed using said organic thin film and that have a superior luminous efficacy and emission lifespan than conventional elements. Specifically, provided are: an organic electronic material that is characterized by containing an oligomer or a polymer having a structure that branches into three or more directions and has at least one polymerizable substituent; an ink composition containing said organic electronic material; and an organic thin film prepared using the aforementioned organic electronic material. Further, provided are an organic electronic element and an organic electroluminescent element containing said organic thin film.
    Type: Grant
    Filed: October 13, 2020
    Date of Patent: August 22, 2023
    Assignee: RESONAC CORPORATION
    Inventors: Shigeaki Funyuu, Kenichi Ishitsuka, Yousuke Hoshi
  • Patent number: 11459462
    Abstract: A charge transport material containing a charge transport polymer that satisfies at least one of (I) or (II) described below: (I) to independently have both a monovalent substituent having an alicyclic structure of 7 or more carbon atoms, and a monovalent substituent having a carbonyl-containing group; and (II) to have a monovalent substituent that includes a monovalent substituent having an alicyclic structure of 7 or more carbon atoms bonded directly to a carbonyl-containing group.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: October 4, 2022
    Assignee: SHOWA DENKO MATERIALS CO., LTD.
    Inventors: Kazuyuki Kamo, Naoki Asano, Hiroshi Takaira, Iori Fukushima, Shigeaki Funyuu
  • Patent number: 11398604
    Abstract: An organic electronic material containing a charge transport compound having a structural region represented by formula (I) and having a weight average molecular weight greater than 40,000. —Ar—X—Y—Z??(I) In the formula, Ar represents an arylene group or heteroarylene group of 2 to 30 carbon atoms, X represents a linking group, Y represents an aliphatic hydrocarbon group of 1 to 10 carbon atoms, and Z represents a substituted or unsubstituted polymerizable functional group.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: July 26, 2022
    Assignee: SHOWA DENKO MATERIALS CO., LTD.
    Inventors: Kazuyuki Kamo, Naoki Asano, Hiroshi Takaira, Iori Fukushima, Shigeaki Funyuu
  • Publication number: 20210028366
    Abstract: Provided are: an organic electronic material which can be easily multilayered and that can be used in substrates, such as resin, that cannot be processed at high temperatures; an ink composition containing the same; an organic thin film formed using said organic electronic material or said ink composition; and an organic electronic element and an organic EL element that are formed using said organic thin film and that have a superior luminous efficacy and emission lifespan than conventional elements. Specifically, provided are: an organic electronic material that is characterized by containing an oligomer or a polymer having a structure that branches into three or more directions and has at least one polymerizable substituent; an ink composition containing said organic electronic material; and an organic thin film prepared using the aforementioned organic electronic material. Further, provided are an organic electronic element and an organic electroluminescent element containing said organic thin film.
    Type: Application
    Filed: October 13, 2020
    Publication date: January 28, 2021
    Inventors: Shigeaki FUNYUU, Kenichi ISHITSUKA, Yousuke HOSHI
  • Patent number: 10868252
    Abstract: An organic electronic material containing a charge transport polymer for which, in a molecular weight distribution chart measured by GPC, the area ratio accounted for by components having a molecular weight of less than 20,000 is not more than 40%, and the area ratio accounted for by components having a molecular weight of 500 or less is not more than 1%.
    Type: Grant
    Filed: September 7, 2016
    Date of Patent: December 15, 2020
    Assignee: Showa Denko Materials Co., Ltd.
    Inventors: Yuki Yoshinari, Kenichi Ishitsuka, Tomotsugu Sugioka, Shigeaki Funyuu, Shunsuke Ueda, Naoki Asano, Hiroshi Takaira, Iori Fukushima, Daisuke Ryuzaki
  • Patent number: 10840451
    Abstract: Provided are: an organic electronic material which can be easily multilayered and that can be used in substrates, such as resin, that cannot be processed at high temperatures; an ink composition containing the same; an organic thin film formed using said organic electronic material or said ink composition; and an organic electronic element and an organic EL element that are formed using said organic thin film and that have a superior luminous efficacy and emission lifespan than conventional elements. Specifically, provided are: an organic electronic material that is characterized by containing an oligomer or a polymer having a structure that branches into three or more directions and has at least one polymerizable substituent; an ink composition containing said organic electronic material; and an organic thin film prepared using the aforementioned organic electronic material. Further, provided are an organic electronic element and an organic electroluminescent element containing said organic thin film.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: November 17, 2020
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Shigeaki Funyuu, Kenichi Ishitsuka, Yousuke Hoshi
  • Patent number: 10840452
    Abstract: One embodiment relates to an organic electronic material containing a charge transport polymer or oligomer, wherein the charge transport polymer or oligomer has a structural unit containing an aromatic amine structure substituted with a fluorine atom.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: November 17, 2020
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Shigeaki Funyuu, Tomotsugu Sugioka, Kenichi Ishitsuka, Naoki Asano
  • Publication number: 20200259085
    Abstract: An embodiment of the present invention relates to a treatment liquid which contains an ionic compound and a solvent, and is used for adhering the ionic compound to at least one surface selected from the group consisting of a surface on which a layer having hole transport properties is to be formed, and a surface of a layer having hole transport properties.
    Type: Application
    Filed: April 16, 2020
    Publication date: August 13, 2020
    Inventors: Shigeaki FUNYUU, Naoki ASANO, Kenichi ISHITSUKA
  • Publication number: 20200185610
    Abstract: One embodiment relates to an organic electronic material containing a charge transport polymer or oligomer, wherein the charge transport polymer or oligomer has a nitrogen atom and an aromatic hydrocarbon group ArF that is bonded to the nitrogen atom and is substituted with a fluorine atom, and also has a structural unit containing a carbazole structure.
    Type: Application
    Filed: October 12, 2017
    Publication date: June 11, 2020
    Inventors: Tomotsugu SUGIOKA, Shigeaki FUNYUU, Naoki ASANO, Kenichi ISHITSUKA, Yuki YOSHINARI
  • Patent number: 10665786
    Abstract: An embodiment of the present invention relates to a treatment liquid which contains an ionic compound and a solvent, and is used for adhering the ionic compound to at least one surface selected from the group consisting of a surface on which a layer having hole transport properties is to be formed, and a surface of a layer having hole transport properties.
    Type: Grant
    Filed: March 6, 2014
    Date of Patent: May 26, 2020
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Shigeaki Funyuu, Naoki Asano, Kenichi Ishitsuka
  • Publication number: 20200143954
    Abstract: Disclosed is an organic electronic material comprising charge transporting compounds and ionic compounds having electron-accepting properties and high solubility in a solvent. The organic electronic material is characterized by comprising charge transporting compounds and ionic compounds, and in that at least one of the ionic compounds is any one kind of compounds represented by general formulas (1b)-(3b). (In the formulas Y1-Y6 each independently represent a divalent linking group, R1-R6 each independently represent an electron-attracting organic substituent (these structures can further have substituents and hetero-atoms, and R1, R2 and R3, or, R4-R6 can respectively combine and become a ring shape or a polymer shape) and L represents a monovalent cation.
    Type: Application
    Filed: December 23, 2019
    Publication date: May 7, 2020
    Inventors: Kenichi ISHITSUKA, Shigeaki FUNYUU, Yousuke HOSHI
  • Patent number: 10566105
    Abstract: Disclosed is an organic electronic material comprising charge transporting compounds and ionic compounds having electron-accepting properties and high solubility in a solvent. The organic electronic material is characterized by comprising charge transporting compounds and ionic compounds, and in that at least one of the ionic compounds is any one kind of compounds represented by general formulas (1b)-(3b). (In the formulas Y1-Y6 each independently represent a divalent linking group, R1-R6 each independently represent an electron-attracting organic substituent (these structures can further have substituents and hetero-atoms, and R1, R2 and R3, or, R4-R6 can respectively combine and become a ring shape or a polymer shape) and L+ represents a monovalent cation.
    Type: Grant
    Filed: April 20, 2011
    Date of Patent: February 18, 2020
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Kenichi Ishitsuka, Shigeaki Funyuu, Yousuke Hoshi
  • Publication number: 20190382584
    Abstract: A charge transport material containing a charge transport polymer that satisfies at least one of (I) or (II) described below: (I) to independently have both a monovalent substituent having an alicyclic structure of 7 or more carbon atoms, and a monovalent substituent having a carbonyl-containing group; and (II) to have a monovalent substituent that includes a monovalent substituent having an alicyclic structure of 7 or more carbon atoms bonded directly to a carbonyl-containing group.
    Type: Application
    Filed: January 29, 2018
    Publication date: December 19, 2019
    Inventors: Kazuyuki KAMO, Naoki ASANO, Hiroshi TAKAlRA, Iori FUKUSHIMA, Shigeaki FUNYUU
  • Publication number: 20190305225
    Abstract: An organic electronic material containing a charge transport polymer for which, in a molecular weight distribution chart measured by GPC, the area ratio accounted for by components having a molecular weight of less than 20,000 is not more than 40%, and the area ratio accounted for by components having a molecular weight of 500 or less is not more than 1%.
    Type: Application
    Filed: September 7, 2016
    Publication date: October 3, 2019
    Inventors: Yuki YOSHINARI, Kenichi ISHITSUKA, Tomotsugu SUGIOKA, Shigeaki FUNYUU, Shunsuke UEDA, Naoki ASANO, Hiroshi TAKAIRA, Iori FUKUSHIMA, Daisuke RYUZAKI
  • Publication number: 20190288217
    Abstract: An organic electronic material containing a charge transport compound having a structural region represented by formula (I) and having a weight average molecular weight greater than 40,000. —Ar—X—Y—Z??(I) In the formula, Ar represents an arylene group or heteroarylene group of 2 to 30 carbon atoms, X represents a linking group, Y represents an aliphatic hydrocarbon group of 1 to 10 carbon atoms, and Z represents a substituted or unsubstituted polymerizable functional group.
    Type: Application
    Filed: October 23, 2017
    Publication date: September 19, 2019
    Inventors: Kazuyuki KAMO, Naoki ASANO, Hiroshi TAKAIRA, Iori FUKUSHIMA, Shigeaki FUNYUU
  • Publication number: 20190267550
    Abstract: An organic electronic material including a charge transport polymer that includes any one of the structures represented by formulas (1) to (3) or formulas (1a) to (3a) is provided. X: (substituted) oxetanyl or (substituted) vinyl; n: from 1 to 12; Xa: a polymerizable functional group; m: from 1 to 30.
    Type: Application
    Filed: July 20, 2017
    Publication date: August 29, 2019
    Inventors: Yuki YOSHINARI, Kenichi ISHITSUKA, Tomotsugu SUGIOKA, Ryo HONNA, Daisuke RYUZAKI, Shigeaki FUNYUU
  • Publication number: 20190181347
    Abstract: An embodiment of the present invention relates to an organic electronic material containing a charge transport polymer or oligomer having, at least at one terminal, a condensed polycyclic aromatic hydrocarbon moiety having three or more benzene rings.
    Type: Application
    Filed: June 8, 2016
    Publication date: June 13, 2019
    Inventors: Kenichi ISHITSUKA, Shigeaki FUNYUU, Naoki ASANO, Daisuke RYUZAKI, Hiroshi TAKAIRA, Yuki YOSHINARI
  • Publication number: 20190040187
    Abstract: Used is an organic light emitting device having an anode, a hole transport layer, a emission layer, and a cathode, in which: the hole transport layer is arranged between the anode and the emission layer; the hole transport layer includes an ion polymerization initiator and a curable resin; the curable resin has a hole carrier generated by being doped chemically by the ion polymerization initiator; and the hole transport layer shows ohmic conductivity. The present invention therefore makes it possible to increase the luminous efficiency of an organic light emitting device and improve a service life characteristic.
    Type: Application
    Filed: November 24, 2016
    Publication date: February 7, 2019
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Akihiro SANO, Shunsuke UEDA, Shigeaki FUNYUU
  • Publication number: 20190027689
    Abstract: One embodiment relates to an organic electronic material containing a charge transport polymer or oligomer, wherein the charge transport polymer or oligomer has a structural unit containing an aromatic amine structure substituted with a fluorine atom.
    Type: Application
    Filed: January 6, 2017
    Publication date: January 24, 2019
    Inventors: Shigeaki FUNYUU, Tomotsugu SUGIOKA, Kenichi ISHITSUKA, Naoki ASANO
  • Patent number: 9985210
    Abstract: Provided is an organic electronic material which is excellent in storage stability in the case as an ink composition, and able to prepare, at a high yield, an organic electronic element capable of reducing the driving voltage and of being driven stably for a long period of time, and an ink composition including the organic electronic material. The organic electronic material is characterized in that it contains at least an ionic compound represented by the following general formula (1), and a compound including a charge transporting unit, and the ink composition including the material. [In the general formula (1), Ra to Rc each independently represent a hydrogen atom (H), an alkyl group, or a benzyl group, and N is not bonded to an aryl group. A represents an anion.
    Type: Grant
    Filed: July 13, 2017
    Date of Patent: May 29, 2018
    Assignee: HITACHI CHEMICAL COMPANY, LTD
    Inventors: Shigeaki Funyuu, Naoki Asano, Kenichi Ishitsuka