Patents Assigned to JNC Corporation
  • Liquid crystal composition and liquid crystal display device
    Patent number: 10647919
    Abstract: Provided are a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light and high stability to heat, or the liquid crystal composition having a suitable balance regarding at least two of the characteristics; and an AM device having characteristics such as a short response time, a large voltage holding ratio, low threshold voltage, a large contrast ratio and a long service life.
    Type: Grant
    Filed: January 14, 2016
    Date of Patent: May 12, 2020
    Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Masayuki Saito, Yoshimasa Furusato
  • POLYCYCLIC AROMATIC COMPOUND
    Publication number: 20200144515
    Abstract: A novel polycyclic aromatic compound in which plural aromatic rings are linked via boron atoms, oxygen atoms and the like is provided, and therefore, the range of selection of the material for organic electroluminescent elements can be widened. Also, an excellent organic electroluminescent element is provided by using the novel polycyclic aromatic compound as a material for an organic electroluminescent element.
    Type: Application
    Filed: June 11, 2019
    Publication date: May 7, 2020
    Applicants: Kwansei Gakuin Educational Foundation, JNC Corporation
    Inventors: Takuji HATAKEYAMA, Soichiro NAKATSUKA, Kiichi NAKAJIMA, Hiroki HIRAI, Yohei ONO, Kazushi SHIREN, Jingping NI, Takeshi MATSUSHITA, Toshiaki IKUTA
  • POLYCYCLIC AROMATIC COMPOUND
    Publication number: 20200144513
    Abstract: A novel polycyclic aromatic compound in which plural aromatic rings are linked via boron atoms, oxygen atoms and the like is provided, and therefore, the range of selection of the material for organic electroluminescent elements can be widened. Also, an excellent organic electroluminescent element is provided by using the novel polycyclic aromatic compound as a material for an organic electroluminescent element.
    Type: Application
    Filed: June 11, 2019
    Publication date: May 7, 2020
    Applicants: Kwansei Gakuin Educational Foundation, JNC Corporation
    Inventors: Takuji HATAKEYAMA, Soichiro NAKATSUKA, Kiichi NAKAJIMA, Hiroki HIRAI, Yohei ONO, Kazushi SHIREN, Jingping NI, Takeshi MATSUSHITA, Toshiaki IKUTA
  • POLYCYCLIC AROMATIC COMPOUND
    Publication number: 20200144514
    Abstract: A novel polycyclic aromatic compound in which plural aromatic rings are linked via boron atoms, oxygen atoms and the like is provided, and therefore, the range of selection of the material for organic electroluminescent elements can be widened. Also, an excellent organic electroluminescent element is provided by using the novel polycyclic aromatic compound as a material for an organic electroluminescent element.
    Type: Application
    Filed: June 11, 2019
    Publication date: May 7, 2020
    Applicants: Kwansei Gakuin Educational Foundation, JNC Corporation
    Inventors: Takuji HATAKEYAMA, Soichiro NAKATSUKA, Kiichi NAKAJIMA, Hiroki HIRAI, Yohei ONO, Kazushi SHIREN, Jingping NI, Takeshi MATSUSHITA, Toshiaki IKUTA
  • Liquid crystal composition and liquid crystal display device
    Patent number: 10640709
    Abstract: Provided are a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy, large dielectric anisotropy and a short helical pitch, or the liquid crystal composition having a suitable balance regarding at least two of the characteristics; and an AM device including the composition. The liquid crystal composition contains a specific optically active compound as an additive, and a specific compound having high maximum temperature or small viscosity as a first component, and may contain a specific compound having positive dielectric anisotropy as a second component, or a specific compound having negative dielectric anisotropy as a third component.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: May 5, 2020
    Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventor: Masayuki Saito
  • Liquid crystal medium, optical device and liquid crystal compound
    Patent number: 10633589
    Abstract: Provided are a liquid-crystal-medium having stability to heat, light and so forth, a wide liquid-crystal-phase temperature-range and significantly large dielectric-anisotropy and developing an optically isotropic liquid-crystal-phase; and various optical-devices used in a wide temperature-range, having short response-time, a large contrast-ratio and low drive-voltage and suppressing decrease in an effective dielectric-constant in a high-frequency range.
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: April 28, 2020
    Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Hitoshi Tobata, Eiji Okabe
  • METHOD FOR PRODUCING DIALKYLAMINOSILANE
    Publication number: 20200123180
    Abstract: A method for safely and efficiently producing high-purity dialkylaminosilane. Dialkylamine is fed simultaneously during feeding chlorosilane in the presence of metal to cause reaction. For example, chlorosilane and dialkylamine are fed, and then only dialkylamine is fed to cause reaction, whereby dialkylaminosilane is produced.
    Type: Application
    Filed: November 16, 2017
    Publication date: April 23, 2020
    Applicant: JNC Corporation
    Inventor: Toru TANAKA
  • Polymerizable compound, polymerizable composition and liquid crystal display device
    Patent number: 10611964
    Abstract: A polymerizable compound has a high polymerizability, a high conversion ratio and a high solubility in a liquid crystal composition. A polymerizable composition contains the compound. A liquid crystal composite is prepared from the composition. A liquid crystal display device includes the liquid crystal composite. The polymerizable compound is formed in which the polymerizable compound has at least two polymerizable groups in which at least one polymerizable group is acryloyloxy or methacryloyloxy, and at least one remaining polymerizable group is a polymerizable group selected from the group of groups represented by formulas (P-1), (P-2) and (P-3). In formulas (P-1) to (P-3), R1 to R8 are independently hydrogen, fluorine, methyl, ethyl or trifluoromethyl.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: April 7, 2020
    Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Masahide Kobayashi, Yasuyuki Gotoh, Mayumi Goto
  • SiOC composite electrode material
    Patent number: 10611642
    Abstract: A SiOC composite material in microparticulate form, wherein the microparticles are formed, in whole or in part, of an amorphous SiOC matrix with Si ranging from 20 wt % to 60 wt %, O from 20 wt % to 40 wt % and C from 10 wt % to 50 wt %, based on the total weight of the SiOC matrix, wherein amorphous or crystallized silicon particles are embedded within the SiOC matrix and wherein the microparticles are of core/coating structure with a core formed of the amorphous SiOC matrix and coated with at least one amorphous carbon layer; and to a method for producing such SiOC composite material. It also relates to an electrode active material, an electrode and a battery, especially a lithium-ion battery, including the aforementioned SiOC composite material.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: April 7, 2020
    Assignees: COMMISSARIAT À L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, JNC CORPORATION
    Inventors: Cédric Haon, Aurélien Riviere, Ohno Katsuhiko, Iwatani Keizo, Takano Yoshihito, Kizaki Tetsuro, Kondo Masakazu, Kanao Keiichiro
  • METHOD FOR PRODUCING FIBER MOLDED BODY
    Publication number: 20200102678
    Abstract: Provided is a fiber molded body which has excellent durability against repeated compression and also has excellent flexibility and a cushioning property. The fiber molded body forms, on a surface of the fiber molded body, the ridges having a compressed and flattened shape in the thickness direction of the fiber molded body; or the fiber molded body forms a continuous curved surface with the fiber layer which forms the ridges and extends from both sides of the ridges in the thickness direction of the fiber molded body, and portions of the fiber layer of mutually adjacent ridges which form ridges and extend in the thickness direction of the fiber molded body come into close contact with each other in the thickness direction of the fiber molded body.
    Type: Application
    Filed: December 2, 2019
    Publication date: April 2, 2020
    Applicants: JNC CORPORATION, JNC FIBERS CORPORATION
    Inventors: Hirokazu TERADA, Masaru NISHIJIMA
  • TRANSFER SHEET
    Publication number: 20200095472
    Abstract: To provide a heat radiation member having a smaller size and high performance. A transfer sheet including the following layers laminated in the following order: a release layer including a releasable film; a first adhesive layer, which includes a poly(vinyl formal) resin; a thermally conductive material layer including a carbon material; and a second adhesive layer, which includes a poly(vinyl formal) resin.
    Type: Application
    Filed: November 27, 2017
    Publication date: March 26, 2020
    Applicant: JNC CORPORATION
    Inventors: Shin KOGA, Takeshi FUJIWARA
  • COATING AGENT, COATING FILM, LAMINATE AND SURFACE-PROTECTED ARTICLE
    Publication number: 20200095380
    Abstract: Provided is a coating agent that can be formed into a surface layer having excellent self-restoring properties and stain-proof properties by applying the coating agent onto a surface of a base material (for example, thermoplastic polyurethane) and curing the resulting material. The coating agent according to the present application contains urethane (meth)acrylate-based resin (a), fluorine-based compound (b) and photopolymerization initiator (d). Urethane (meth)acrylate-based resin (a) has weight average molecular weight (Mw) of 10,000 to 800,000. Fluorine-based compound (b) has at least two polymerizable functional groups. The surface layer formed of the coating agent has excellent self-restoring properties of a scratch, stain-proof properties and stretchability.
    Type: Application
    Filed: November 27, 2019
    Publication date: March 26, 2020
    Applicant: JNC CORPORATION
    Inventors: KYOKO KONDO, KENYA ITO, HIROYUKI IIZUKA, AKI KUROMATSU
  • Liquid crystal composition and liquid crystal display device
    Patent number: 10597583
    Abstract: Shown are a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature, low minimum temperature, low viscosity, suitable optical anisotropy and large negative dielectric anisotropy, or having a suitable balance regarding at least two of the characteristics, and an AM device including the composition. The liquid crystal composition contains a specific compound having large negative dielectric anisotropy as a first component, and a specific compound having low viscosity as a second component, and may contain a specific compound having negative dielectric anisotropy as a third component, a specific compound having high maximum temperature or low viscosity as a fourth component, or a specific compound having a polymerizable group as an additive.
    Type: Grant
    Filed: February 21, 2018
    Date of Patent: March 24, 2020
    Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Atsushi Sakamoto, Masayuki Saito
  • ORGANIC ELECTROLUMINESCENT ELEMENT
    Publication number: 20200091431
    Abstract: The present invention relates to a light-emission-layer material comprising: a novel polycyclic aromatic compound (1) in which a plurality of aromatic rings are linked by a boron atom and a nitrogen atom; and a specific anthracene-based compound (3) that achieves optimum light-emission characteristics in combination with said polycyclic aromatic compound. With this light-emission-layer material having optimum light-emission characteristics, it is possible to provide an excellent organic EL element. Ring A to ring C are an aryl ring or the like, X is a group represented by formula (3-X1), formula (3-X2), or formula (3-X3), and Ar1 to Ar4 are phenyl, a group represented by formula (4), or the like.
    Type: Application
    Filed: November 22, 2019
    Publication date: March 19, 2020
    Applicants: Kwansei Gakuin Educational Foundation, JNC Corporation
    Inventors: Takuji Hatakeyama, Toshihiro KOIKE, Yukihiro FUJITA
  • Antioxidant having difluoromethoxy group, liquid crystal composition, and liquid crystal display device
    Patent number: 10584284
    Abstract: A compound represented by formula (1), a liquid crystal composition to which the compound is added, and a liquid crystal display device containing the composition. In formula (1), R1 is hydrogen or alkyl having 1 to 20 carbons, or the like; R2 and R3 are independently methyl, ethyl, isopropyl, or t-butyl; ring A is 1,4-cyclohexylene, 1,4-phenylene or the like; Z is a single bond or alkylene having 1 to 6 carbons, or the like; and m is 0, 1, or 2.
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: March 10, 2020
    Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Yasuyuki Gotoh, Teizi Satou
  • Polymerizable liquid crystal compound, composition, liquid crystal polymerization film-kind thereof and use thereof
    Patent number: 10581022
    Abstract: An object is to provide a polymerizable liquid crystal compound, a polymerizable liquid crystal composition containing the compound and liquid crystal polymerization film-kind capable of controlling chromatic dispersion characteristics and having low positive chromatic dispersion characteristics. An aspect can be exemplified in which the polymerizable liquid crystal compound is represented by formula (1): in which, in formula (1), G is a group composed of a quinoline skeleton, an isoquinoline skeleton, a quinoxaline skeleton or a quinazoline skeleton, A1 is 1,4-phenylene or 1,4-cyclohexylene, Z1 is a connecting group, m is an integer from 0 to 3, and R1 is a group containing a polymerizable group.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: March 3, 2020
    Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventor: Daisuke Ootsuki
  • Liquid crystal compound, liquid crystal composition, composite material with encapsulated liquid crystal, and liquid crystal display device using same
    Patent number: 10570334
    Abstract: Shown is a bimesogenic compound having high solubility in a liquid crystal compound, a liquid crystal composition, a chiral dopant, an additive including an antioxidant or an ultraviolet light absorber, and a polymerizable liquid crystal compound, each of which is used in other bimesogenic compounds or a liquid crystal display device, while maintaining desired physical properties. A compound is represented by formula (1), a liquid crystal composition contains the compound, conjugate fibers with an encapsulated liquid crystal obtained from the liquid crystal composition, and a liquid crystal display device is obtained from the conjugate fibers with the encapsulated liquid crystal.
    Type: Grant
    Filed: March 2, 2016
    Date of Patent: February 25, 2020
    Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Michiko Sawada, Yasuyuki Sasada
  • Culture device
    Patent number: D876665
    Type: Grant
    Filed: March 4, 2018
    Date of Patent: February 25, 2020
    Assignee: JNC CORPORATION
    Inventors: Hajime Teramura, Aoi Fujiwara
  • Culture device
    Patent number: D884210
    Type: Grant
    Filed: August 13, 2018
    Date of Patent: May 12, 2020
    Assignee: JNC CORPORATION
    Inventors: Hajime Teramura, Aoi Fujiwara
  • Culture device
    Patent number: D884211
    Type: Grant
    Filed: August 13, 2018
    Date of Patent: May 12, 2020
    Assignee: JNC CORPORATION
    Inventor: Hajime Teramura