Patents Assigned to Ube Industries, Ltd.
  • Nonaqueous electrolytic solution and energy storage device using same
    Patent number: 9793576
    Abstract: The present invention is to provide a nonaqueous electrolytic solution prepared by dissolving an electrolyte salt in a nonaqueous solvent and an energy storage device, wherein the nonaqueous electrolytic solution includes LiPF2(—OC(?O)—C(?O)O—)2 and at least one kind of a compound having a carbon-carbon triple bond represented by the following general formula (I): (wherein R1 and R2 each independently represent a hydrogen atom or an alkyl group having from 1 to 6 carbon atoms and optionally substituted with a halogen atom; and R3 represents a methyl group or an ethyl group. X represents a hydrogen atom or —CR1R2—OS(?O)2—R3.).
    Type: Grant
    Filed: March 22, 2013
    Date of Patent: October 17, 2017
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Koji Abe, Masahide Kondo
  • Polyimide precursor, polyimide, polyimide film, varnish, and substrate
    Patent number: 9783640
    Abstract: A polyimide precursor comprising at least one repeating unit represented by the following chemical formula (5): in which A3 is a divalent group of an aromatic diamine or an aliphatic diamine, from which amino groups have been removed; and X3 and Y3 are each independently hydrogen, an alkyl group having 1 to 6 carbon atoms, or an alkylsilyl group having 3 to 9 carbon atoms, and/or at least one repeating unit represented by the following chemical formula (6): in which A3 is a divalent group of an aromatic diamine or an aliphatic diamine, from which amino groups have been removed; and X4 and Y4 are each independently hydrogen, an alkyl group having 1 to 6 carbon atoms, or an alkylsilyl group having 3 to 9 carbon atoms.
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: October 10, 2017
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Takuya Oka, Yukinori Kohama, Yoshiyuki Watanabe, Nobuharu Hisano
  • Ester production method and ester production device
    Patent number: 9776950
    Abstract: Provided is a production device including: a first reactor to form a second gas containing an ester and nitric oxide from a first gas containing carbon monoxide, a nitrite, and nitric oxide; an absorption column to separate the second gas and an absorbing solution into a condensate containing the ester and a noncondensable gas; a second reactor to introduce an alcohol, the noncondensable gas, and oxygen gas thereinto to form a third gas containing nitric oxide and a nitrite; a third reactor to form a fourth gas containing a nitrite from the noncondensable gas and a bottom liquid from the second reactor and to feed the fourth gas to the second reactor; a first measurement unit to measure the concentration of a nitrite in the first gas; and a first flow rate-adjusting unit to adjust the amount of the noncondensable gas to the third reactor based on the concentration.
    Type: Grant
    Filed: July 3, 2015
    Date of Patent: October 3, 2017
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Hirofumi Il, Yuya Fukui, Syuji Tanaka
  • Oxynitride phosphor powder
    Patent number: 9777215
    Abstract: An oxynitride phosphor powder is an ?-SiAlON phosphor having a dominant wavelength of 565-577 nm and fluorescence intensity and external quantum efficiency that are high enough for practical use. The oxynitride phosphor powder comprises an ?-SiAlON represented by the compositional formula: Cax1Eux2Ybx3Si12?(y+z)Al(y+z)OzN16?z (wherein 0.0<x1?2.0, 0.0000<x2?0.0100, 0.0000<x3?0.0100, 0.4?x2/x3?1.4, 1.0?y?4.0, 0.5?z?2.0).
    Type: Grant
    Filed: May 26, 2014
    Date of Patent: October 3, 2017
    Assignee: Ube Industries, Ltd.
    Inventors: Mao Sumino, Takuma Sakai, Kazuki Iwashita, Masataka Fujinaga, Shinsuke Jida
  • NON-AQUEOUS LIQUID ELECTROLYTE, ELECTRICITY STORAGE DEVICE USING SAME, AND PHOSPHORUS COMPOUND USED THEREIN
    Publication number: 20170275311
    Abstract: The present invention is concerned with a nonaqueous electrolytic solution having an electrolyte salt dissolved in a nonaqueous solvent, the nonaqueous electrolytic solution containing a compound represented by the following general formula (X), in which a polar group (X) is bound to a phosphorus atom (P), and capable of improving electrochemical characteristics in a broad temperature range; an energy storage device using the same; and a novel compound.
    Type: Application
    Filed: May 19, 2015
    Publication date: September 28, 2017
    Applicant: Ube Industries, Ltd.
    Inventors: Yuichi KOTOU, Tatsuo FUJINO, Kei SHIMAMOTO, Shuichi KOSO, Shoji SHIKITA, Yosuke SATO, Junichi CHIKA
  • Lithium titanate powder, active material, and energy storage device using the same
    Patent number: 9771273
    Abstract: Provided is a lithium titanate powder for an electrode of an energy storage device, the lithium titanate powder comprising Li4Ti5O12 as a main component, wherein, when the volume surface diameter calculated from the specific surface area determined by the BET method is represented as DBET and the crystallite diameter calculated from the half-peak width of the peak of the (111) plane of Li4Ti5O12 by the Scherrer equation is represented as DX, DBET is 0.1 to 0.6 ?m, DX is greater than 80 nm, and (DBET/DX (?m/?m)) the ratio of DBET to DX is 3 or less. Also provided are an active material including the lithium titanate powder and an energy storage device using the active material.
    Type: Grant
    Filed: August 29, 2014
    Date of Patent: September 26, 2017
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Hirofumi Takemoto, Yoshizumi Tanaka, Hiroshi Fujino, Yasumasa Iwamoto
  • NON-AQUEOUS ELECTROLYTE, POWER STORAGE DEVICE USING SAME, AND LITHIUM SALT USED FOR SAME
    Publication number: 20170271091
    Abstract: A nonaqueous electrolytic solution having an electrolyte salt dissolved in a nonaqueous solvent, the nonaqueous electrolytic solution containing a lithium salt having a specific ?,?-dihydroxy carboxylic acid ester structure, phosphono hydroxy carboxylic acid structure, alkoxycarbonyl hydroxy carboxylic acid structure, or formyloxy structure; an energy storage device using the nonaqueous electrolytic solution; and a lithium salt used for the nonaqueous electrolytic solution. This nonaqueous electrolytic solution makes it possible not only to improve the electrochemical characteristics when the energy storage device is used at a high temperature and a high voltage and to improve the capacity retention rate after high-voltage and high-temperature storage, but also to suppress gas generation.
    Type: Application
    Filed: May 13, 2015
    Publication date: September 21, 2017
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Koji ABE, Shoji SHIKITA, Junichi CHIKA, Kei SHIMAMOTO, Yosuke SATO
  • MULTILAYER TUBE
    Publication number: 20170261133
    Abstract: Provided is a multilayer tube that has a layer containing an aliphatic polyamide (such as Polyamide 11 or Polyamide 12), a layer containing a Polyamide 6 composition or Polyamide 6/66/12 composition, a layer containing a saponified ethylene-vinyl acetate copolymer, and a layer containing a semi-aromatic polyamide composition that contains a semi-aromatic polyamide having a specific structure, and further has a fluorine-containing polymer in which a functional group having reactivity with an amino group is introduced into the molecular chain thereof.
    Type: Application
    Filed: September 11, 2015
    Publication date: September 14, 2017
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Koji NAKAMURA, Takeru ABE, Hiroaki FUJII
  • Fluorescent material and light-emitting device
    Patent number: 9758725
    Abstract: There is provided a fluorescent material having a composition represented by the following Formula (1). (Sra,Bab,Eux,M11,M2e)SiOf·cMgO . . . Formula (1) (In the formula, M1 is at least one tertiary group element selected from Y and Tb; M2 is an alkali metal selected from Li, Na, and K; and 0<a<2, 0<b<2, 0?c<1, 0.001?d?0.06, 0?e?0.06, 0<x<0.1, and 3.7?f?4.1 are set.) Further, there is provided a light-emitting device including: the fluorescent material; and a light source irradiating the fluorescent material with excitation light to cause the fluorescent material to emit light.
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: September 12, 2017
    Assignee: Ube Industries, Ltd.
    Inventors: Jin Amagai, Kouichi Fukuda
  • Polyimide precursor and polyimide
    Patent number: 9758623
    Abstract: The present invention relates to a polyimide precursor comprising a repeating unit represented by the following chemical formula (1): wherein A is a tetravalent group having at least one aliphatic six membered ring and no aromatic ring in the chemical structure, and B is a divalent group having at least one amide bond and an aromatic ring in the chemical structure; or A is an aliphatic tetravalent group and B is a divalent group having at least one chemical structure represented by the following chemical formula (2) in the chemical structure: and X1 and X2 are each independently hydrogen, a C1-6 alkyl group or a C3-9 alkylsilyl group.
    Type: Grant
    Filed: August 7, 2015
    Date of Patent: September 12, 2017
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Ryoichi Takasawa, Takuya Oka, Yukinori Kohama, Miharu Nakagawa, Keiji Iwamoto, Kenji Hirotsu, Yoshiyuki Watanabe
  • Oxynitride phosphor powder, silicon nitride powder for production of oxynitride phosphor powder, and production method of oxynitride phosphor powder
    Patent number: 9758720
    Abstract: An oxynitride phosphor powder contains ?-SiAlON and aluminum nitride, obtained by mixing a silicon source, an aluminum source, a calcium source, and a europium source to produce a composition represented by a compositional formula: Cax1Eux2Si12?(y+z)Al(y+z)OzN16?z (wherein x1, x2, y and z are 0<x1?3.40, 0.05?x2?0.20, 4.0?y?7.0, and 0?z?1), and firing the mixture.
    Type: Grant
    Filed: October 12, 2012
    Date of Patent: September 12, 2017
    Assignee: Ube Industries, Ltd.
    Inventors: Masataka Fujinaga, Takayuki Ueda, Takuma Sakai, Shinsuke Jida
  • NONAQUEOUS ELECTROLYTIC SOLUTION AND ENERGY STORAGE DEVICE USING SAME
    Publication number: 20170256819
    Abstract: Provided are a nonaqueous electrolytic solution having an electrolyte salt dissolved in a nonaqueous solvent, the nonaqueous electrolytic solution containing 0.01 to 4% by mass of a compound represented by the following general formula (I), and an energy storage device including the nonaqueous electrolytic solution: wherein R1 and R2 each independently represent a methyl group, an ethyl group, or a fluoroethyl group. The nonaqueous electrolytic solution and the energy storage device have improved high-temperature storage property and low-temperature cycle property.
    Type: Application
    Filed: March 1, 2017
    Publication date: September 7, 2017
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: MASAHIDE KONDO, YUICHI KOTOU, HIROTO FUKATA
  • Non-aqueous electrolytic solution and lithium battery
    Patent number: 9742033
    Abstract: A non-aqueous electrolytic solution comprising a non-aqueous solvent and an electrolyte, which further contains a combination of a nitrile compound and an S?O group-containing compound (or a dinitrile compound) in an amount of 0.001 to 10 wt. % imparts improved cycle performance and storage property to a lithium battery, particularly a lithium secondary battery.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: August 22, 2017
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Koji Abe, Takashi Hattori, Yasuo Matsumori
  • NON-AQUEOUS ELECTROLYTE SOLUTION AND ELECTRICITY STORAGE DEVICE IN WHICH SAME IS USED
    Publication number: 20170222268
    Abstract: Provided are a nonaqueous electrolytic solution having an electrolyte salt dissolved in a nonaqueous solvent, the electrolyte salt including at least one first lithium salt selected from LiPF6, LiBF4, LiN(SO2F)2, LiN(SO2CF3)2, and LiN(SO2C2F5)2, and at least one second lithium salt selected from a lithium salt having an oxalate structure, a lithium salt having a phosphate structure, and a lithium salt having an S?O group, with a sum total of the first lithium salt and the second lithium salt being four or more, and an energy storage device using the same. This nonaqueous electrolytic solution is not only able to improve electrochemical characteristics at a high temperature and much more improve a discharge capacity retention rate and low-temperature output characteristics after a high-temperature storage test but also able to improve low-temperature input characteristics even for high-density electrodes.
    Type: Application
    Filed: July 13, 2015
    Publication date: August 3, 2017
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Koji ABE, Kei SHIMAMOTO
  • Gas separation membrane module and gas separation method
    Patent number: 9718023
    Abstract: A process for producing nitrogen-rich air by feeding high temperature air at 150° C. or more to an air separation membrane module is described. After being placed at 175° C. for two hours, the air separation module exhibits a shape-retention ratio of 95% or more in one embodiment. The nitrogen-rich air can be fed to a fuel tank for an aircraft, for example.
    Type: Grant
    Filed: November 3, 2011
    Date of Patent: August 1, 2017
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Yutaka Kanetsuki, Nozomu Tanihara, Tomohide Nakamura
  • NONAQUEOUS ELECTROLYTIC SOLUTION AND ENERGY STORAGE DEVICE USING THE SAME
    Publication number: 20170214091
    Abstract: A nonaqueous electrolytic solution where an electrolyte salt is dissolved to a nonaqueous solvent, wherein the electrolyte salt includes at least one kind of first lithium salt selected from a group consisting of LiPF6, LiBF4, LiN(SO2F)2, LiN(SO2CF3)2, and LiN(SO2C2F5)2, at least two kinds of second lithium salts selected from a group consisting of a lithium salt having an oxalic acid structure, a lithium salt having a phosphoric acid structure, and a lithium salt including a S?O group, and at least one kind of tertiary carboxylic acid ester represented by the following general formula (I) is contained, and an energy storage device containing the same. (In the formula, each of R1 to R3 independently represents a methyl group or ethyl group, and R4 represents a C1 to C6 alkyl group in which at least one hydrogen atom is substituted or not substituted by a halogen atom.
    Type: Application
    Filed: July 31, 2015
    Publication date: July 27, 2017
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Koji ABE, Masahide KONDO
  • Wavelength conversion member and light-emitting device employing same
    Patent number: 9708533
    Abstract: A method of manufacturing a wavelength conversion member including a polycrystalline ceramics includes mixing a substance serving as a silicon source, a substance serving as an aluminum source, a substance serving as a calcium source, and a substance serving as a europium source; firing the obtained mixture to obtain an oxynitride phosphor powder; then sintering the oxynitride phosphor powder in an inert atmosphere to obtain the polycrystalline ceramics, characterized in that the sintered oxynitride phosphor powder has a composition (excluding oxygen) represented by the Formula: Cax1Eux2Si12-(y+z)Al(y+z)OzN16-z (in the Formula, x1, x2, y, and z are values such that 0<x1?3.40, 0.05?x2?0.20, 3.5?y?7.0, 0?z?1).
    Type: Grant
    Filed: October 17, 2013
    Date of Patent: July 18, 2017
    Assignee: Ube Industries, Ltd.
    Inventors: Kazuki Iwashita, Takuma Sakai, Takayuki Ueda, Masataka Fujinaga, Shinsuke Jida, Masataka Yamanaga, Yuki Nagao, Takafumi Kawano
  • POLYAMIDE RESIN AND MOLDED ARTICLE CONTAINING SAME
    Publication number: 20170198094
    Abstract: The present invention relates to a polyamide resin comprising a unit derived from ?-caprolactam and/or ?-aminocaproic acid (to also be referred to as “Unit 1”), a unit derived from adipic acid (to also be referred to as “Unit 2”) and a unit derived from hexamethylenediamine (to also be referred to as “Unit 3”), wherein the concentration of terminal amino groups in the polyamide resin is greater than the concentration of terminal carboxyl groups in the polyamide resin, and the amount of Unit 1 is greater than 60% by weight to less than 80% by weight of the total amount of Unit 1, Unit 2 and Unit 3.
    Type: Application
    Filed: June 2, 2015
    Publication date: July 13, 2017
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Hideo SANO, Keitarou ONO, Atsushi YAMASHITA
  • METHOD FOR PRODUCING INDOLINE COMPOUND
    Publication number: 20170197917
    Abstract: Provided is a salt including a compound represented by a formula (4) and a compound represented by a formula (5). A method for producing the salt includes reacting a compound represented by a formula (2) with a compound represented by a formula (3) in the presence of a quaternary onium salt and a base to form the compound represented by the formula (4); and mixing the compound represented by the formula (4) with the compound represented by the formula (5). A method for producing a compound represented by a formula (6) includes removing, from the salt including the compounds of formulae (4) and (5), a protecting group P1. In the following formulae, P1 and P2 are both protecting groups.
    Type: Application
    Filed: March 29, 2017
    Publication date: July 13, 2017
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Takahiro MOTOYAMA, Katsunori TAKATA, Yasuaki FUKUHARA, Masato UEMURA, Tatsunori SADO, Atsuyuki KASAI
  • Method for producing inorganic fiber-bonded ceramic material
    Patent number: 9701587
    Abstract: Provided is a method for producing an inorganic fiber-bonded ceramic material, which can produce, at a high yield, an inorganic fiber-bonded ceramic material with fewer defects, and with an end part and a central part equivalent to each other in microstructure and mechanical properties, and also makes it possible to increase the ceramic material in size. The method for producing an inorganic fiber-bonded ceramic material is characterized in that it includes: a first pressing step of setting, in a carbon die, a laminate to be surrounded by a ceramic powder, the laminate obtained by stacking a coated inorganic fiber shaped product including an inorganic fiber part of inorganic fibers that have a pyrolysis initiation temperature of 1900° C. or lower, and a surface layer of an inorganic substance for bonding the inorganic fibers to each other, and pressing the laminate at a temperature of 1000 to 1800° C.
    Type: Grant
    Filed: March 21, 2013
    Date of Patent: July 11, 2017
    Assignee: Ube Industries, Ltd.
    Inventors: Kenji Matsunaga, Shinji Kajii, Shohei Suizu, Tsutomu Kodama