Patents Assigned to JXTG NIPPON OIL & ENERGY CORPORATION
  • Publication number: 20210054301
    Abstract: The present invention provides a refrigerating machine oil comprising a hydrocarbon-based base oil having a viscosity index of 120 or less, and the refrigerating machine oil being used with a 1-chloro-2,3,3,3-tetrafluoropropene refrigerant.
    Type: Application
    Filed: February 15, 2017
    Publication date: February 25, 2021
    Applicants: JXTG NIPPON OIL & ENERGY CORPORATION, JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Yohei SHONO, Akira TADA, Yuya MIZUTANI, Takeshi OKIDO, Hidetoshi OGATA, Tatsuki NAKAJIMA
  • Publication number: 20200407881
    Abstract: An apparatus for producing ultrafine fibers is configured to produce ultrafine fibers by melting and drawing raw filaments. The apparatus for producing ultrafine fibers comprises: a plurality of raw filament passages arranged in a straight row; and a laser irradiation device for irradiating a plurality of raw filaments with a laser beam so as to melt, oscillate and vibrate the plurality of raw filaments after the plurality of raw filaments have passed through the respective raw filament passages together with airstreams. Specifically, the laser irradiation device is configured to output a focused laser beam having a diameter decreasing as distance from the laser irradiation device increases, and having a beam axis parallel to a direction of the row of the plurality of raw filament passages.
    Type: Application
    Filed: June 28, 2018
    Publication date: December 31, 2020
    Applicant: JXTG Nippon Oil & Energy Corporation
    Inventors: Taku Ichibayashi, Yoshihiro Kumagai
  • Publication number: 20200369979
    Abstract: A refrigerating machine oil having a kinematic viscosity at 100° C. of 0.5 mm2/s or more and 2.5 mm2/s or less, a distillation end point in gas chromatography distillation of 380° C. or more and 450° C. or less, and a sulfur content of 0.001 mass % or more and 0.2 mass % or less.
    Type: Application
    Filed: November 19, 2018
    Publication date: November 26, 2020
    Applicant: JXTG Nippon Oil & Energy Corporation
    Inventors: Fumiyuki NARA, Yohei SHONO, Takeshi OKIDO, Hidetoshi OGATA
  • Patent number: 10829714
    Abstract: The present invention provides a grease composition for constant velocity joints, which includes a lubricating base oil, a thickener including a nitrogen-containing compound, a triglyceride, a diester, and a boron nitride, wherein a total content of the triglyceride and the diester is 1 to 5 mass % based on a total amount of the grease composition, and a mass ratio of a content of the triglyceride to a content of the diester (triglyceride/diester) is 0.3 to 1.5.
    Type: Grant
    Filed: June 22, 2017
    Date of Patent: November 10, 2020
    Assignees: JXTG NIPPON OIL & ENERGY CORPORATION, NTN CORPORATION
    Inventors: Takashi Arai, Yasuha Tokumo, Minoru Ishijima, Takeyoshi Konomoto
  • Publication number: 20200339739
    Abstract: A prepreg comprising: carbon fibers; and a resin composition containing an epoxy resin having a biphenyl structure, a curing agent, and melamine cyanurate.
    Type: Application
    Filed: November 13, 2018
    Publication date: October 29, 2020
    Applicant: JXTG Nippon Oil & Energy Corporation
    Inventors: Masaki MINAMI, Takayuki MATSUMOTO, Ayumu KOMATA
  • Publication number: 20200332218
    Abstract: A lubricating oil composition including: a lubricating base oil; (A) a poly(meth)acrylate having a weight average molecular weight of no more than 50,000, in an amount of 2 to 10 mass %; (B) a phosphite ester of the general formula (1) in an amount of 0.01 to 0.06 mass % in terms of P; (C) a thiadiazole compound in an amount of 0.01 to 0.2 mass %; and (D) a Ca salicylate detergent in an amount of 0.005 to 0.03 mass % in terms of Ca, wherein the lubricating oil composition has a kinematic viscosity at 40° C. of 4.0 to 20.0 mm2/s, and a kinematic viscosity at 100° C. of 1.8 to 5.2 mm2/s; and has a ratio [S]/[P] of 2.2 to 4.0, wherein the [S] represents a sulfur content, and the [P] represents a phosphorus content: wherein R1 and R2 are each independently a group having 5 to 20 carbons represented by the general formula (2); and wherein R3 is a C2-17 linear chain hydrocarbon group, and R4 is a C2-17 linear chain hydrocarbon group.
    Type: Application
    Filed: April 7, 2020
    Publication date: October 22, 2020
    Applicants: JXTG NIPPON OIL & ENERGY CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yohei SUSUKIDA, Takahiro FUKUMIZU, Takatoshi SHINYOSHI, Daisuke TOKOZAKURA
  • Publication number: 20200325270
    Abstract: The invention relates to a curable resin composition containing (A) a multifunctional benzoxazine compound having two or more benzoxazine rings, (B) an epoxy compound having at least one norbornane structure and at least two epoxy groups, (C) a biphenyl type epoxy compound, and (D) a curing agent, and optionally (E) an inorganic filler and (F) a curing accelerator; a cured product thereof; methods of producing the curable resin composition and the cured product; and a semiconductor device in which a semiconductor element is disposed in a cured product obtained by curing a curable resin composition containing components (A) to (D), and optionally components (E) and (F).
    Type: Application
    Filed: October 26, 2018
    Publication date: October 15, 2020
    Applicant: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Yoshinori NISHITANI, Masaki MINAMI, Tatsuki SATO
  • Publication number: 20200308504
    Abstract: A refrigerating oil comprising a lubricating base oil, a first extreme pressure agent containing sulfur and phosphorus as constituent elements and a second extreme pressure agent containing phosphorus but not containing sulfur as constituent elements, and having a kinematic viscosity at 100° C. of 0.5 mm2/s or more and 2.5 mm2/s or less.
    Type: Application
    Filed: November 19, 2018
    Publication date: October 1, 2020
    Applicant: JXTG Nippon Oil & Energy Corporation
    Inventors: Fumiyuki NARA, Yohei SHONO, Takeshi OKIDO, Hidetoshi OGATA
  • Publication number: 20200308186
    Abstract: The present invention discloses a composition comprising at least one or more stereoisomers of a compound represented by the following Formula (1), wherein, in a gas chromatogram obtained by analyzing the composition by gas chromatography, the ratio of the area of the maximum peak with respect to the total area of peaks derived from the stereoisomers is 90% or more. The present invention also discloses: a curable composition comprising the above described composition, and one selected from the group consisting of a thermal cationic polymerization initiator, an acid anhydride-based curing agent and a curing accelerator, and a photo-cationic polymerization initiator; as well as a cured product therefrom. The above described curable composition is useful in that it allows for the production of a cured product having a high heat resistance. (In the Formula (1), R1 to R18 are each independently selected from the group consisting of a hydrogen atom, an alkyl group and an alkoxy group.
    Type: Application
    Filed: June 8, 2017
    Publication date: October 1, 2020
    Applicant: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Shohei TAKATA, Ryuichi UENO, Hisashi SONE, Atsushi KAMEYAMA
  • Publication number: 20200308340
    Abstract: The invention relates to a curable resin composition containing (A) a multifunctional benzoxazine compound having two or more benzoxazine rings, (B) an epoxy compound having at least one norbornane structure and at least two epoxy groups, (C) a naphthylene ether type epoxy compound, and (D) a curing agent, and optionally (E) an inorganic filler and (F) a curing accelerator; a cured product thereof; methods of producing the curable resin composition and the cured product and a semiconductor device in which a semiconductor element is disposed in a cured product obtained by curing a curable resin composition containing components (A) to (D), and optionally components (E) and (F).
    Type: Application
    Filed: October 26, 2018
    Publication date: October 1, 2020
    Applicant: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Yoshinori NISHITANI, Masaki MINAMI, Tatsuki SATO
  • Publication number: 20200299458
    Abstract: The present invention discloses a curable composition comprising: an epoxy compound represented by the following Formula (1); and one selected from the group consisting of: a thermal cationic polymerization initiator, an acid anhydride-based curing agent and a curing accelerator, and a photo-cationic polymerization initiator as well as the cured product therefrom. The above described curable composition is useful in that it allows for the production of a cured product having a high heat resistance. (In the Formula (1), A represents CR17R18; B represents CR19R20; R1 to R20 each independently represents a substituent selected from the group consisting of a hydrogen atom, an alkyl group and an alkoxy group; and n represents 0 or 1, with the proviso that when n is 0, m represents 1, and when n is 1, m represents 0.
    Type: Application
    Filed: March 22, 2017
    Publication date: September 24, 2020
    Applicant: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Atsushi KAMEYAMA, Ryuichi UENO, Hisashi SONE, Shohei TAKATA, Takashi SEKI
  • Publication number: 20200291173
    Abstract: The invention relates to a curable resin composition containing (A) a multifunctional benzoxazine compound having two or more benzoxazine rings, (B) an epoxy compound having at least one norbornane structure and at least two epoxy groups, (C) a trisphenolmethane type epoxy compound, and (D) a curing agent, and optionally (E) an inorganic filler and (F) a curing accelerator; a cured product thereof; methods of producing the curable resin composition and the cured product; and a semiconductor device in which a semiconductor element is disposed in a cured product obtained by curing a curable resin composition containing components (A) to (D), and optionally components (E) and (F).
    Type: Application
    Filed: October 26, 2018
    Publication date: September 17, 2020
    Applicant: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Yoshinori NISHITANI, Masaki MINAMI, Tatsuki SATO
  • Patent number: 10759982
    Abstract: The present invention provides a refrigerating machine oil comprising, as a base oil, at least one oxygen-containing oil having a carbon/oxygen molar ratio of 2.5 or more and 7.5 or less, and the refrigerating machine oil being used with a 1-chloro-2,3,3,3-tetrafluoropropene refrigerant.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: September 1, 2020
    Assignee: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Yohei Shono, Akira Tada, Yuya Mizutani, Takeshi Okido, Hidetoshi Ogata
  • Publication number: 20200270377
    Abstract: Provided is a method for producing a butene polymer, comprising: a polymerization step of performing polymerization reaction by contacting a raw material component comprising 20% by mass or more of isobutene with a Lewis acid catalyst; and a distillation step of subjecting a solution to be treated containing a reaction product of the polymerization reaction and a butene oligomer added to the reaction product to distillation treatment to obtain the butene polymer, wherein an amount of the butene oligomer added is 25 parts by mass or larger with respect to 100 parts by mass of the reaction product.
    Type: Application
    Filed: December 15, 2016
    Publication date: August 27, 2020
    Applicant: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Tatsuo YAMAGUCHI, Koichi SATO, Tatsuya CHIBA, Teruhisa KUROKI
  • Patent number: 10745640
    Abstract: A defoaming agent obtainable by a process, the process including the step of: (i) polymerizing (B) at least one defoaming agent monomer in (A) a polymerization solvent under coexistence of (C) a polymer soluble in the polymerization solvent.
    Type: Grant
    Filed: August 19, 2016
    Date of Patent: August 18, 2020
    Assignee: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Akira Takagi, Go Tatsumi
  • Patent number: 10731098
    Abstract: A lubricating oil composition including: a lubricant base oil; (A) a first defoaming agent obtainable by a process, the process including the step of: polymerizing (b) at least one defoaming agent monomer in (a) a polymerization solvent under coexistence of (c) a polymer soluble in the polymerization solvent; and (B) a second defoaming agent being a silicone defoaming agent.
    Type: Grant
    Filed: August 19, 2016
    Date of Patent: August 4, 2020
    Assignee: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Akira Takagi, Go Tatsumi
  • Publication number: 20200239636
    Abstract: A tetracarboxylic dianhydride represented by the following general formula (1): [in the formula (1), R1, R2, and R3 each independently represent a hydrogen atom and the like, and n represents an integer of 0 to 12], wherein a ratio of a summed amount of a specific stereoisomer (A) and a specific stereoisomer (B) is 50% by mole or more relative to a total amount of stereoisomers based on three-dimensional configurations of two norbornane rings in the general formula (1), and a content ratio of the stereoisomer (A) is 30% by mole or more relative to the total amount of the stereoisomers.
    Type: Application
    Filed: April 23, 2018
    Publication date: July 30, 2020
    Applicant: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Shinichi KOMATSU, Asako KYOBU
  • Patent number: 10723926
    Abstract: The present invention provides a working fluid composition for a refrigerating machine containing: a refrigerating machine oil containing: a first ester that is a polyol ester of dipentaerythritol and at least one fatty acid selected from fatty acids having 4 to 10 carbon atoms, and has a kinematic viscosity at 100° C. of 7.0 mm2/s or more; and a second ester that is a complex ester of a polyhydric alcohol containing at least one selected from neopentyl glycol, trimethylolpropane and pentaerythritol, a polybasic acid having 6 to 12 carbon atoms, and a monohydric alcohol having 4 to 18 carbon atoms or a fatty acid having 4 to 18 carbon atoms; and a refrigerant containing difluoromethane.
    Type: Grant
    Filed: July 26, 2016
    Date of Patent: July 28, 2020
    Assignee: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Takeshi Okido, Hiroko Shimpo, Yuya Mizutani, Hidetoshi Ogata
  • Patent number: 10723674
    Abstract: A method for producing a conjugated diene according to an aspect of the present invention comprises a step of contacting a raw material gas containing an alkane with a dehydrogenation catalyst to obtain a product gas containing at least one unsaturated hydrocarbon selected from the group consisting of an olefin and a conjugated diene. In the production method, the dehydrogenation catalyst is a catalyst having a supported metal containing a Group 14 metal element and Pt supported on a support containing Al and a Group 2 metal element; the dehydrogenation catalyst has pores (a) having a pore diameter of 7 nm or more and 32 nm or less; and a proportion of a pore volume of the pores (a) is 65% or more of the total pore volume of the dehydrogenation catalyst.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: July 28, 2020
    Assignee: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Tatsuya Ichijo, Nobuhiro Kimura
  • Publication number: 20200216981
    Abstract: The apparatus for producing ultrafine fibers includes a nozzle portion, a laser irradiation unit, and a drawing chamber. The nozzle portion has an inlet for feeding a raw fiber, a first jet outlet which communicates with the inlet and jets a first drawing gas stream for delivering and drawing the raw fiber, and a second jet outlet which is arranged in the periphery of the first jet outlet and jets a second drawing gas stream. The laser irradiation unit on which the nozzle portion is installed irradiates a laser light to the raw fiber delivered from first jet outlet to melt the raw fiber. The drawing chamber draws the melted raw fiber by using the first drawing gas stream and the second drawing gas stream which are jetted from the nozzle portion.
    Type: Application
    Filed: June 28, 2018
    Publication date: July 9, 2020
    Applicant: JXTG Nippon Oil & Energy Corporation
    Inventors: Taku Ichibayashi, Yoshihiro Kumagai