Patents Assigned to Idemitsu Kosan Co., Ltd.
  • Publication number: 20190010417
    Abstract: Provided are a lubricating oil composition having a high intermetallic friction coefficient and having excellent clutch anti-shudder performance of excellent initial clutch anti-shudder performance and a long clutch anti-shudder lifetime, and a lubrication method and a transmission using the lubricating oil composition. The lubricating oil composition contains an amide compound (A) having a specific structure, a metal-based detergent (B), and at least one phosphorus acid ester (C) selected from an acid phosphate ester and an acid phosphite ester; and the lubrication method and the transmission use the lubricating oil composition.
    Type: Application
    Filed: March 1, 2017
    Publication date: January 10, 2019
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventor: Takashi YANAGIHARA
  • Publication number: 20190010434
    Abstract: The metal-supported zeolite for alcoholic beverages of the present invention is a zeolite that carries a metal component, wherein the metal component is silver, and the zeolite is at least one selected from a beta-type one and a Y-type one. The metal-supported zeolite is for removing unwanted components contained in alcoholic beverages.
    Type: Application
    Filed: September 14, 2018
    Publication date: January 10, 2019
    Applicants: Idemitsu Kosan Co., Ltd., The Nikka Whisky Distilling Co., Ltd.
    Inventors: Yoshimi Kawashima, Mitsuko Murata, Shun Fukasawa, Kenji Hosoi, Toshikazu Sugimoto
  • Publication number: 20190013476
    Abstract: An organic electroluminescence device includes an anode, an emitting layer and a cathode, in which the emitting layer contains a first compound and a second compound, the first compound being a delayed fluorescent compound, the second compound being a compound represented by a formula (20).
    Type: Application
    Filed: February 24, 2017
    Publication date: January 10, 2019
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Masatoshi SAITO, Kei YOSHIDA, Yuichiro KAWAMURA, Toshinari OGIWARA
  • Publication number: 20190010390
    Abstract: An organic electroluminescence device includes an anode, an emitting layer and a cathode, in which the emitting layer includes a first compound and a second compound, the first compound is a delayed fluorescent compound, the second compound is a fluorescent compound, an emission quantum efficiency of the first compound is 70% or less, and an ionization potential Ip1 of the first compound and an ionization potential Ip2 of the second compound satisfy a relationship of 0?Ip2?Ip1?0.8 eV.
    Type: Application
    Filed: September 13, 2018
    Publication date: January 10, 2019
    Applicant: Idemitsu Kosan Co., Ltd.
    Inventors: Toshinari Ogiwara, Yuichiro Kawamura
  • Publication number: 20190013475
    Abstract: A nitrogen-containing aromatic heterocyclic derivative in which a nitrogen atom of an indenocarbazole skeleton optionally having a hetero atom or an indenoindole skeleton optionally having a hetero atom is bonded to a dibenzofuran or a dibenzothiophene directly or indirectly. The derivative realizes an organic EL device with a high emission efficiency and a long lifetime.
    Type: Application
    Filed: July 9, 2018
    Publication date: January 10, 2019
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Tomoki KATO, Nobuhiro YABUNOUCHI, Takahiro FUJIYAMA
  • Publication number: 20190006598
    Abstract: A compound represented by the following formula (1):
    Type: Application
    Filed: December 22, 2016
    Publication date: January 3, 2019
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Takushi SHIOMI, Masahiro KAWAMURA
  • Publication number: 20190006591
    Abstract: A compound represented by formula (1): wherein R1 to R5, a to e, L1 to L3, Ar, and X are as defined in the description.
    Type: Application
    Filed: August 1, 2016
    Publication date: January 3, 2019
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Taro YAMAKI, Tomoki KATO, Masahiro KAWAMURA, Hirokatsu ITO
  • 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
  • Publication number: 20190006473
    Abstract: A semiconductor device 1 which comprises a pair of an ohmic electrode 20 and a Schottky electrode 10 separated from each other, and a semiconductor layer 30 in contact with the ohmic electrode 20 and the Schottky electrode 10, and which satisfies the following formula (I): n < ? ? ? V e qL 2 ( I ) in which n is a carrier concentration (cm?3) of the semiconductor layer, ? is a dielectric constant (F/cm) of the semiconductor layer, Ve is a forward effective voltage (V) between the ohmic electrode and the Schottky electrode, q is an elementary charge (C), and L is a distance (cm) between the ohmic electrode and the Schottky electrode.
    Type: Application
    Filed: December 21, 2016
    Publication date: January 3, 2019
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Yuki TSURUMA, Takashi SEKIYA, Shigekazu TOMAI, Emi KAWASHIMA, Yoshihiro UEOKA
  • Publication number: 20190002469
    Abstract: Compounds of formula (I) and their use in electronic devices, especially electroluminescent devices: (I) wherein at least two of the substituents R1 and R2, R2 and R3, R3 and R4, R5 and R6, R6 and R7, or R7 and R8 form together one of the following ring systems (IIa), (IIb) (IIc). When used as charge transport material, charge blocker material and/or host material in electroluminescent devices, the compounds of formula (I) may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices and reduced driving voltage of electroluminescent devices.
    Type: Application
    Filed: December 2, 2016
    Publication date: January 3, 2019
    Applicant: Idemitsu Kosan Co., Ltd.
    Inventors: Thomas SCHAFER, Jean-Charles FLORES, Hideaki NAGASHIMA
  • Publication number: 20190002794
    Abstract: Provided is a mineral base oil satisfying the following requirements (I) to (III): Requirement (I): a kinematic viscosity at 100° C. is 2 mm2/s or more and less than 7 mm2/s; Requirement (II): a viscosity index is 100 or more; and Requirement (III): a temperature gradient ?|?*| of complex viscosity between two temperature points ?10° C. and ?25° C. is 60 Pa·s/° C. or less as measured with a rotary rheometer under conditions at an angular velocity of 6.3 rad/s and a strain amount of 0.1 to 100%. The foregoing mineral base oil can become a lubricating oil composition having desirable low-temperature viscosity characteristics, including low-temperature fuel consumption and low-temperature engine start-up performance, and also having excellent high-temperature piston detergency.
    Type: Application
    Filed: December 22, 2016
    Publication date: January 3, 2019
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Moritsugu KASAI, Norihiro KURODA, Hisao ANZAI
  • Publication number: 20190002792
    Abstract: A refrigerator oil according to one embodiment of the present invention contains: a base oil containing an oxygen-containing organic compound; a polyphosphate ester compound; and a metal salt of an organic carboxylic acid having 6 to 60 carbon atoms.
    Type: Application
    Filed: January 13, 2017
    Publication date: January 3, 2019
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventor: Tomoya MATSUMOTO
  • Patent number: 10170707
    Abstract: A compound represented by formula (1): wherein R1 to R6, R7 to R10, R11 to R14, R15 to R18, L1, L2, Ar1, and Ar2 are as defined in the description realizes an organic electroluminescence device with long lifetime.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: January 1, 2019
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Tasuku Haketa, Masahiro Kawamura
  • Publication number: 20180371355
    Abstract: A refrigerator oil according to one embodiment of the present invention contains: a base oil containing an oxygen-containing organic compound; a polyphosphate ester compound; and a benzotriazole compound.
    Type: Application
    Filed: January 13, 2017
    Publication date: December 27, 2018
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventor: Tomoya MATSUMOTO
  • Publication number: 20180370981
    Abstract: The present invention relates to compounds of the general formula (I) and to a process for their preparation, to an electronic device comprising at least one of these compounds, to an emitting layer, preferably present in an electronic device, comprising at least one compound of general formula (I) and to the use of a compound according to general formula (I) in an electronic device as a host material and/or charge transporting material.
    Type: Application
    Filed: December 21, 2016
    Publication date: December 27, 2018
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Yuichi NISHIMAE, Yuki NAKANO, Hideaki NAGASHIMA, Masahiro KAWAMURA, Tasuku HAKETA, Annemarie WOLLEB
  • Publication number: 20180371235
    Abstract: Provided are a polycarbonate resin composition (1) containing, with respect to 100 parts by mass of (A) a polycarbonate resin, 0.01 part by mass to 0.25 part by mass of (B) a silicone compound, and 0.015 part by mass to 0.25 part by mass of (C) an ester of an aliphatic carboxylic acid having 12 to 22 carbon atoms and glycerin, wherein a sodium content in the component (B) is 15 ppm by mass or less, or a polycarbonate resin composition (2) containing, with respect to 100 parts by mass of the component (A), 0.01 part by mass to 0.25 part by mass of the component (B), and 0.015 part by mass to 0.25 part by mass of the component (C), wherein the modification ratio of the component (C) is 30% or less, and a molded article obtained from the polycarbonate resin composition (1) or (2).
    Type: Application
    Filed: November 8, 2016
    Publication date: December 27, 2018
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventor: Nobuhiro WATANABE
  • Publication number: 20180375058
    Abstract: An organic EL apparatus includes a plurality of pixels including a first pixel and a second pixel, in which the first pixel has a first emitting layer containing a fluorescent first compound, the second pixel has a second emitting layer containing a delayed fluorescent second compound, and the first pixel and the second pixel share a common layer extending across the first pixel and the second pixel.
    Type: Application
    Filed: December 8, 2016
    Publication date: December 27, 2018
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Yuichiro KAWAMURA, Kazuki NISHIMURA
  • Publication number: 20180364598
    Abstract: A bischloroformate composition is represented by a formula (1) below, contains a plurality of Ar components, and has an average number of monomer units (m1), which is calculated by an expression (Numerical Expression 1) below, ranging from 1.0 to 1.99. The plurality of Ar components are each independently Ar1 or Ar2. The plurality of Ar components include at least one Ar1 and at least one Ar2. Ar1 is a group represented by a formula (2) below. Ar2 is a group represented by a formula (3) below. A molar composition ratio represented by Ar1/(Ar1+Ar2) ranges from 45 mol % to 99 mol %.
    Type: Application
    Filed: December 16, 2016
    Publication date: December 20, 2018
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Kengo HIRATA, Takaaki HIKOSAKA, Hironobu MORISHITA
  • Patent number: 10155853
    Abstract: Provided is a method for producing a lignin degradation product that includes (1) a degradation step of degrading a raw material containing a plant biomass, in a mixed solvent of water and an aliphatic alcohol having from 4 to 10 carbon atoms, which separates into two phases at 0° C. or higher and 50° C. or lower, under the following conditions, and (2) after the degradation step, a liquid-liquid separation step of separating the lignin degradation product-containing organic phase from the solvent that has separated at the temperature for two-phase separation. The method produces a lignin degradation product at a high yield from lignin or a material containing lignin. Condition A: The concentration of the raw material to be in the mixed solvent is 1% by mass or more and 20% by mass or less. Condition B: The reaction temperature is 100° C. or higher and 350° C. or lower. Condition C: The reaction time is 0.1 hours or more and 10 hours or less.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: December 18, 2018
    Assignees: Idemitsu Kosan Co., Ltd., National University Corporation Hokkaido University
    Inventors: Satoshi Kajitani, Naonori Ryumon, Yoshihito Koyama, Takao Masuda, Teruoki Tago
  • Patent number: 10155915
    Abstract: A lubricating oil composition that hardly generates precipitation attributable to a molybdenum compound under the low temperature environment and is excellent in a friction-reducing effect under the low temperature environment is provided. The lubricating oil composition is one including (A) a lubricating base oil, (B) a molybdenum-based compound, (C) a metal-based detergent, and (D) an ester compound having one or more hydroxyl groups in a molecule thereof, wherein the metal-based detergent (C) includes (C1) a calcium detergent and (C2) a magnesium detergent, and a content of the ester compound (D) having one or more hydroxyl groups in a molecule thereof is 0.03 to 1.20 mass % on a basis of the total amount of the lubricating oil composition.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: December 18, 2018
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventor: Kazushi Tamura