Patents Assigned to Idemitsu Kosan Co., Ltd.
  • Patent number: 11225619
    Abstract: An aviation biofuel component including 90.0 vol % or more of isoparaffins of C10 to C12 and 30.0 vol % or more of isoparaffins which are at least C10 or C12.
    Type: Grant
    Filed: October 10, 2018
    Date of Patent: January 18, 2022
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Yasuyo Saito, Akio Imai, Mitsuru Koike, Hiroyuki Tooi
  • Patent number: 11220600
    Abstract: Provided is a polycarbonate resin composition, including: an aromatic polycarbonate resin (A); an alicyclic epoxy compound (B); a predetermined antioxidant (C); and a predetermined phosphorus compound (D), wherein, with respect to 100 parts by mass of the component (A), a content of the component (B) is 0.01 part by mass or more and 0.1 part by mass or less, a content of the component (C) is 0.01 part by mass or more and 0.1 part by mass or less, and a content of the component (D) is 0.01 part by mass or more and 0.05 part by mass or less.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: January 11, 2022
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Toshio Isozaki, Takahiro Torii, Yasunobu Yamazaki, Naoto Okubo
  • Publication number: 20220006100
    Abstract: A technique may produce a composite at a low temperature by a reducing agent that is easy to handle. A technique may produce a composite in which a metal simple substance or a metal oxide derived from reduced cations, or both of them are supported on a carrier. The technique may include at least: preparing a liquid phase mixture containing at least an alcohol compound as a first reducing agent, a phosphinic acid or a salt thereof as a second reducing agent, the carrier, and a source compound of one or more cations selected including Au, Ag, Cu, Pt, Rh, Ru, Re, Pd, and/or Ir; and reducing the cations in the liquid phase mixture.
    Type: Application
    Filed: December 19, 2019
    Publication date: January 6, 2022
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Qingxin JIA, Ichitaro WAKI
  • Publication number: 20220006026
    Abstract: An organic EL device includes an anode, a cathode, and an emitting layer. The emitting layer contains a first compound represented by a formula (1X) or a formula (1Y), a second compound, and a third compound that exhibits delayed fluorescence. The second compound is different in structure from the first compound. The second compound is different in structure from the third compound. Singlet energies S1 of the first, second, third compounds satisfy Numerical Formula 1 and Numerical Formula 2 below, A is, for example, a group represented by a formula (a1); Y11˜Y13 are, for example, each independently a nitrogen atom or CRy; Ry is, for example, a substituent or a group represented by a formula (1Z); R1X to R3X are, for example, each independently a substituent or a group represented by a formula (1Z).
    Type: Application
    Filed: June 11, 2021
    Publication date: January 6, 2022
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Takushi SHIOMI, Hisato MATSUMOTO, Hiromi NAKANO, Toshinari OGIWARA
  • Publication number: 20220002529
    Abstract: A fiber-reinforced resin pellet comprising a thermoplastic resin (A) containing crystalline polystyrene having a syndiotactic structure, and glass fibers (B) having a number-average fiber length of 1 mm or more and 7 mm or less; a mixed pellet obtained by blending a thermoplastic resin pellet with the fiber-reinforced resin pellet; and an injection-molded article obtained by injection molding the fiber-reinforced resin pellet or the mixed pellet.
    Type: Application
    Filed: November 19, 2019
    Publication date: January 6, 2022
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventor: Hiroshi YASUDA
  • Publication number: 20220002205
    Abstract: A sintered body, containing zinc, magnesium and oxygen as constituent elements, wherein the atomic ratio of zinc to the sum of zinc and magnesium [Zn/(Zn+Mg)] is 0.20 to 0.75, the atomic ratio of magnesium to the sum of zinc and magnesium [Mg/(Zn+Mg)] is 0.25 to 0.80, and the sintered body consists of a single crystal structure as measured by X-ray diffraction.
    Type: Application
    Filed: October 30, 2019
    Publication date: January 6, 2022
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Shigekazu TOMAI, Yoshihiro UEOKA, Satoshi KATSUMATA, Kenichi SASAKI, Masashi OYAMA
  • Patent number: 11214751
    Abstract: Provided are: a metalworking oil composition having excellent workability and rust inhibiting performance, which is prepared by blending (A) at least one carboxylate selected from a polyhydric alcohol ester of a monocarboxylic acid and a monohydric alcohol ester of a polycarboxylic acid, (B) a phosphorus-containing compound, and (C) a rust inhibitor, wherein the monocarboxylic acid has 9 or more and 21 or less carbon atoms, and the content of the carboxylate is 0.6% by mass or more based on the total amount of the composition; and a metalworking method using the composition.
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: January 4, 2022
    Assignees: IDEMITSU KOSAN CO., LTD., NIPPON STEEL CORPORATION
    Inventors: Naoki Nagase, Hideo Sugii, Keiji Noma, Seikichi Kitabatake, Isao Noguchi, Takeshi Kubota, Shuichi Yamazaki, Eisuke Minematsu
  • Publication number: 20210403729
    Abstract: A method for production of a porous body containing a conductive polymer comprising impregnating a porous body with a conductive polymer composition comprising component (a) a conductive polymer and component (b) a solvent, and drying the porous body after impregnation at a temperature lower than the boiling point of the solvent by 10° C. or more, followed by drying at a temperature higher than or equal to the boiling point of the solvent.
    Type: Application
    Filed: November 8, 2019
    Publication date: December 30, 2021
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Shingo ONODERA, Toru BANDO
  • Publication number: 20210404099
    Abstract: The present invention relates to a nonwoven fabric including a conjugated fiber containing 40% by mass or more and 80% by mass or less of a propylene homopolymer (A) having a melting point (Tm-D) measured by a differential scanning calorimeter (DSC) of higher than 120° C., 4% by mass or more and 40% by mass or less of a polypropylene-based resin (B) having a melting point (Tm-D) measured by a differential scanning calorimeter (DSC) of 120° C. or lower, and 10% by mass or more and 55% by mass or less of a polyethylene-based resin (C), wherein the nonwoven fabric has a texture uniformity of 2.1 or more and 3.0 or less and a bulkiness of 450 ?m or more.
    Type: Application
    Filed: November 6, 2019
    Publication date: December 30, 2021
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Mari YABE, Takumi SUGIUCHI, Masaki OKANO, Yutaka MINAMI
  • Publication number: 20210408581
    Abstract: [Problem] To provide a method for efficiently producing a sulfide solid electrolyte using a liquid-phase method. [Solution to Problem] A method for producing a sulfide solid electrolyte not using a pulverizer in reacting raw materials, wherein a raw material that contains lithium sulfide, a phosphorus compound and a halogen compound, and a complexing agent are stirred in a reactor while a fluid that contains the contents in the reactor is discharged outside the reactor through a discharging port arranged in the reactor and the fluid that contains the discharged contents is returned back to the reactor through a returning port arranged in the reactor to thereby make the contents-containing fluid circulate therethrough.
    Type: Application
    Filed: May 12, 2021
    Publication date: December 30, 2021
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Fumio YAMAKAWA, Masao AIDA, Yusuke ISEKI, Hiroaki YAMADA, Shinji TANAKA
  • Patent number: 11208610
    Abstract: Provided is a lubricating oil composition containing a base oil (A) and an amine-based antioxidant (B), wherein the component (B) contains a phenyl-naphthylamine (B1), an alkylphenyl-naphthylamine (B2) and a di(alkylphenyl)amine (B3), the content of the component (B1) is 2.0 to 10.0% by mass relative to 100% by mass of the total amount of the component (B), the content of the component (B2) is 40.0 to 90.0% by mass relative to 100% by mass of the total amount of the component (B), and the content of the component (B3) is 8.0 to 50.0% by mass relative to 100% by mass of the total amount of the component (B). The lubricating oil composition maintains excellent oxidation stability even in long-term use in high-temperature environments, and has an excellent lifetime and is excellent also in a sludge preventing effect.
    Type: Grant
    Filed: January 16, 2017
    Date of Patent: December 28, 2021
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Shinji Aoki, Hidenori Torii
  • Patent number: 11208552
    Abstract: Provided is a method of producing a polycarbonate resin pellet containing a polycarbonate resin serving as a component (A), a silicone compound serving as a component (B), and an ester of an aliphatic carboxylic acid having 12 to 22 carbon atoms and glycerin serving as a component (C), the production method including a step including introducing a blend containing the component (A), the component (B), and the component (C) into an extruder, and melt-kneading the blend in the extruder under such a condition that a temperature of a molten resin at an outlet of the extruder is 260° C. or more and 325° C. or less, followed by extrusion molding to provide a polycarbonate resin pellet, the resultant polycarbonate resin pellet containing 0.01 part by mass or more and 0.25 part by mass or less of the component (B), and 0.015 part by mass or more and 0.25 part by mass or less of the component (C) with respect to 100 parts by mass of the component (A).
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: December 28, 2021
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventor: Nobuhiro Watanabe
  • Patent number: 11208606
    Abstract: To provide a lubricating oil composition achieving both of high traction coefficient and excellent low temperature fluidity at a higher level and having a high flash point, which contains a naphthene-based synthetic oil (A) having a flash point of 140° C. or higher, a longifolene (B), and a predetermined monoester-based synthetic oil (C), a method for producing the lubricating oil composition, and a continuously variable transmission using the lubricating oil composition.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: December 28, 2021
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Yoji Sunagawa, Takeshi Iwasaki
  • Publication number: 20210395636
    Abstract: A lubricating oil composition may include a base oil (A), an olefin copolymer (B), and a poly(alkyl(meth)acrylate) (C), in which a weight average molecular weight of the olefin copolymer (B) is 10,000 to 80,000, a content of the olefin copolymer (B) is 0.01% to 0.23% by mass based on the total amount of the lubricating oil composition, and a content of the poly(alkyl(meth)acrylate) (C) is 0.02% to 0.40% by mass based on the total amount of the lubricating oil composition.
    Type: Application
    Filed: October 25, 2019
    Publication date: December 23, 2021
    Applicant: Idemitsu Kosan Co., Ltd.
    Inventor: Kazushi TAMURA
  • Publication number: 20210395521
    Abstract: There is provided a polystyrene resin composition including: (A) a polyamide; (B) a polystyrene resin having a syndiotactic structure; (C) a compatibilizer which has a polar group reactive with the polyamide (A), and which is compatible with the polystyrene resin (B); (D) a particular hindered phenol compound; and (E) an inorganic filler, wherein the amount of the polystyrene resin (B) is 10.0 to 30.0% by weight, and the amount of the hindered phenol compound (D) is 0.3 to 1.0% by weight per 100% by weight of the total amount of the components (A) to (E).
    Type: Application
    Filed: December 25, 2019
    Publication date: December 23, 2021
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Ryosuke KONDO, Takaaki UCHIDA
  • Publication number: 20210395233
    Abstract: A compound having a structure represented by the following formulas (a) and (b): wherein, in the formulas (a) and (b), a ring A, a ring B, a ring C and a ring D are independently a substituted or unsubstituted aromatic hydrocarbon ring having 6 to 50 ring carbon atoms, or a substituted or unsubstituted heterocyclic ring having 5 to 50 ring atoms; two or more of the ring A, the ring B, the ring C and the ring D are a heterocyclic ring; and each of sites *a, *b, *c and *d in the formula (a) and the formula (b) represents a position of an atom, and the atoms located in the sites *a, *b, *c and *d form one substituted or unsubstituted and saturated or unsaturated six-membered ring including four atoms thereof.
    Type: Application
    Filed: September 26, 2019
    Publication date: December 23, 2021
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Ryota TAKAHASHI, Hidetsugu IKEDA, Yuki NAKANO, Keita SEDA
  • Patent number: 11203664
    Abstract: Provided is a polycarbonate-based resin composition, including: 50 mass % or more to 99 mass % or less of a polycarbonate-based resin (S) containing 0.1 mass % or more to 100 mass % or less of a polycarbonate-polyorganosiloxane copolymer (A), which contains a polycarbonate block (A-1) formed of a specific repeating unit and a polyorganosiloxane block (A-2) containing a specific repeating unit, and 0 mass % or more to 99.9 mass % or less of an aromatic polycarbonate-based resin (B) except the polycarbonate-polyorganosiloxane copolymer (A); 1 mass % or more to 50 mass % or less of a polyester-based resin (C); and 0.001 part by mass or more to 1 part by mass or less of an amide compound (D) with respect to 100 parts by mass of a total amount of the polycarbonate-based resin (S) and the polyester-based resin (C).
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: December 21, 2021
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventor: Yasuhiro Ishikawa
  • Publication number: 20210391596
    Abstract: A solid electrolyte contains a thio-LISICON Region II-type crystal structure, where the solid electrolyte does not contain P2S64? structure. A solid electrolyte, where: (1) a signal of a thio-LISICON Region II-type crystal structure is observed in the solid 31P-NMR spectrometry, and (2) a signal of a P2S64? structure is not observed in the solid 31P-NMR spectrometry.
    Type: Application
    Filed: August 30, 2021
    Publication date: December 16, 2021
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Masayuki SHIBATA, Hiroaki YAMADA, Nobuhito NAKAYA, Yusuke ISEKI, Minoru SENGA
  • Publication number: 20210388287
    Abstract: Provided is a lubricating oil composition for air compressors containing a polyalkylene glycol-containing base oil (A) and a rust-preventive agent (B), wherein the content of the polyalkylene glycol is 65.0% by mass or more based on the total amount of the composition. The lubricating oil composition is excellent in oxidation stability and also in rust prevention and storage stability. Also provided are an air compressor lubricating method and an air compressor using the lubricating oil composition.
    Type: Application
    Filed: September 26, 2019
    Publication date: December 16, 2021
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventor: Tokue SATO
  • Patent number: 11198834
    Abstract: Provided is a grease composition including a base oil (A) containing an alkyl naphthalene (A1) and an aliphatic diurea (B) represented by general formula (b1): R1—NHCONH—R3—NHCONH—R2??(b1) (wherein, R1 and R2 each independently represent a monovalent aliphatic hydrocarbon group having 9 to 20 carbon atoms, and R3 represents a divalent aromatic hydrocarbon group having 6 to 18 carbon atoms), wherein a content of the aliphatic diurea (B) is 20 to 30% by mass based on a total amount of the grease composition.
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: December 14, 2021
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Hiroki Sekiguchi, Go Watanabe