Patents by Inventor Masahide Kondo

Masahide Kondo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20210119255
    Abstract: Disclosed is a non-aqueous electrolytic solution for an energy storage device, including a non-aqueous solvent, an electrolyte salt, a first additive consisting of a sulfolane compound represented by the following formula (1), and a second additive which is at least one selected from the group consisting of a cyclic sulfuric ester compound represented by the following formula (2a) and a dinitrile compound represented by the following formula (2b):
    Type: Application
    Filed: May 21, 2019
    Publication date: April 22, 2021
    Applicants: MU IONIC SOLUTIONS CORPORATION, SUMITOMO SEIKA CHEMICALS CO., LTD.
    Inventors: Masahide KONDO, Kei SHIMAMOTO
  • Patent number: 10868336
    Abstract: The present invention provides a non-aqueous electrolytic solution for a lithium secondary battery or a lithium ion capacitor, wherein the non-aqueous electrolytic solution includes a lithium salt as dissolved in a non-aqueous solvent in a concentration of 0.8 to 1.5 M (mol/L), the non-aqueous solvent includes, in relation to the whole of the non-aqueous solvent, 5 to 25% by volume of ethylene carbonate, 5 to 25% by volume of propylene carbonate, 20 to 30% by volume of dimethyl carbonate, 20 to 40% by volume of methyl ethyl carbonate, and 10 to 20% by volume of a fluorinated chain ester; the total content of ethylene carbonate and propylene carbonate in the non-aqueous solvent is 20 to 30% by volume, the total content of dimethyl carbonate and the fluorinated chain ester in the non-aqueous solvent is 30 to 40% by volume; and the flash point of the non-aqueous electrolytic solution is 20° C. or higher, and the present invention also provides an energy storage device.
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: December 15, 2020
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Koji Abe, Makoto Babazono, Masahide Kondo, Hiroshi Yanagi, Kei Shimamoto
  • Patent number: 10793448
    Abstract: Disclosed are methods for dehydrating a water containing source of formaldehyde in which water is separated from the water containing source of formaldehyde using a zeolite membrane. In certain aspects, the water containing source of formaldehyde includes a separation enhancer having a relative static permittivity ranging from 2.5 to 20, and the water containing source of formaldehyde may further include methanol. In certain aspects, (meth)acrylic acid alkyl ester may be produced using the dehydrated source of formaldehyde.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: October 6, 2020
    Assignee: Lucite International UK Limited
    Inventors: Yoshiyuki Himeno, Ken Ooyachi, Masahide Kondo
  • Patent number: 10374256
    Abstract: The present invention provides a nonaqueous electrolytic solution capable of suppressing worsening of heat stability of a negative electrode and improving safety of an energy storage device while maintaining high-load charging and discharging cycle properties at a high temperature, an energy storage device using the same, and a phosphonoformic acid compound to be used for the same. The nonaqueous electrolytic solution having an electrolyte salt dissolved in a nonaqueous solvent contains 0.001 to 5% by mass of at least one selected from a phosphonoformic acid compound having at least one carbon-carbon unsaturated bond, which is represented by the following general formula (I), and a phosphonoformic acid compound having a carbon-carbon unsaturated bond or two phosphonocarbonyl groups, which is represented by the following general formula (II).
    Type: Grant
    Filed: August 7, 2014
    Date of Patent: August 6, 2019
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Yuichi Kotou, Masahide Kondo
  • Publication number: 20190062181
    Abstract: Disclosed are methods for dehydrating a water containing source of formaldehyde in which water is separated from the water containing source of formaldehyde using a zeolite membrane. In certain aspects, the water containing source of formaldehyde includes a separation enhancer having a relative static permittivity ranging from 2.5 to 20, and the water containing source of formaldehyde may further include methanol. In certain aspects, (meth)acrylic acid alkyl ester may be produced using the dehydrated source of formaldehyde.
    Type: Application
    Filed: September 5, 2018
    Publication date: February 28, 2019
    Inventors: Yoshiyuki Himeno, Ken Ooyachi, Masahide Kondo
  • Publication number: 20180301758
    Abstract: The present invention relates to a nonaqueous electrolytic solution capable of improving charging storage properties and discharging storage properties in the high-temperature environment and provides a nonaqueous electrolytic solution for an energy storage device, which is a nonaqueous electrolytic solution having an electrolyte salt dissolved in a nonaqueous solvent, the nonaqueous electrolytic solution containing 0.1 to 4% by mass of 1,3-dioxane and further containing 0.1 to 4% by mass of a compound having a carbon-carbon triple bond represented by the following general formula (I); and an energy storage device using the same. In the formula, R1 represents a hydrogen atom or a methyl group, and R2 represents a methyl group, an ethyl group, a methoxy group, or an ethoxy group.
    Type: Application
    Filed: October 5, 2016
    Publication date: October 18, 2018
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Koji ABE, Masahide KONDO
  • Patent number: 10093559
    Abstract: Disclosed are methods for dehydrating a water containing source of formaldehyde in which water is separated from the water containing source of formaldehyde using a zeolite membrane. In certain aspects, the water containing source of formaldehyde includes a separation enhancer having a relative static permittivity ranging from 2.5 to 20, and the water containing source of formaldehyde may further include methanol. In certain aspects, (meth)acrylic acid alkyl ester may be produced using the dehydrated source of formaldehyde.
    Type: Grant
    Filed: February 18, 2013
    Date of Patent: October 9, 2018
    Assignee: LUCITE INTERNATIONAL UK LIMITED
    Inventors: Yoshiyuki Himeno, Ken Ooyachi, Masahide Kondo
  • Publication number: 20180277900
    Abstract: The present invention provides a non-aqueous electrolytic solution for a lithium secondary battery or a lithium ion capacitor, wherein the non-aqueous electrolytic solution includes a lithium salt as dissolved in a non-aqueous solvent in a concentration of 0.8 to 1.5 M (mol/L), the non-aqueous solvent includes, in relation to the whole of the non-aqueous solvent, 5 to 25% by volume of ethylene carbonate, 5 to 25% by volume of propylene carbonate, 20 to 30% by volume of dimethyl carbonate, 20 to 40% by volume of methyl ethyl carbonate, and 10 to 20% by volume of a fluorinated chain ester; the total content of ethylene carbonate and propylene carbonate in the non-aqueous solvent is 20 to 30% by volume, the total content of dimethyl carbonate and the fluorinated chain ester in the non-aqueous solvent is 30 to 40% by volume; and the flash point of the non-aqueous electrolytic solution is 20° C. or higher, and the present invention also provides an energy storage device.
    Type: Application
    Filed: September 29, 2016
    Publication date: September 27, 2018
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Koji ABE, Makoto BABAZONO, Masahide KONDO, Hiroshi YANAGI, Kei SHIMAMOTO
  • Publication number: 20170373348
    Abstract: There are provided: a nonaqueous electrolytic solution for an energy storage device provided with a positive electrode, a negative electrode, a separator and a nonaqueous electrolytic solution having an electrolyte salt dissolved in a nonaqueous solvent, wherein the potential of the positive electrode in a full-charge state is 4.5 V or higher on Li basis and the nonaqueous electrolytic solution contains at least one kind of tertiary carboxylic acid esters represented by the following general formula (I); and an energy storage device using the nonaqueous electrolytic solution. wherein R1 to R3 each independently represent a methyl group or an ethyl group; and R4 represents a halogenated alkyl group having 1 to 5 carbon atoms.
    Type: Application
    Filed: December 22, 2015
    Publication date: December 28, 2017
    Applicant: UBE INDUSTRIES, LTD
    Inventors: Koji ABE, Masahide KONDO
  • 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
  • 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
  • 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
  • Patent number: 9647294
    Abstract: The present invention provides an excellent nonaqueous electrolytic solution capable of improving low-temperature and high-temperature cycle properties and load characteristics after high-temperature charging storage, an electrochemical element using it, and an alkynyl compound used for it. The nonaqueous electrolytic solution of the present invention comprises containing at least one alkynyl compound represented by the following general formula (I) in an amount of from 0.01 to 10% by mass in the nonaqueous electrolytic solution. R1(O)n—X1—R2??(I) (In the formula, X1 represents a group —C(?O)—, a group —C(?O)—C(?O)—, a group —S(?O)2—, a group —P(?O) (—R3)—, or a group —X3—S(?O)2O—.
    Type: Grant
    Filed: February 2, 2011
    Date of Patent: May 9, 2017
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Koji Abe, Kazuhiro Miyoshi, Masahide Kondo
  • Patent number: 9620816
    Abstract: A nonaqueous electrolytic solution that is capable of improving the electrochemical characteristics in a broad temperature range, and an energy storage device using the same are provided, and the nonaqueous electrolytic solution contains a nonaqueous solvent having dissolved therein an electrolyte salt, in which the nonaqueous solvent contains two or more kinds of cyclic carbonates selected from ethylene carbonate, propylene carbonate, 1,2-butylene carbonate, 2,3-butylene carbonate, 4-fluoro-1,3-dioxolan-2-one, trans- or cis-4,5-difluoro-1,3-dioxolan-2-one, vinylene carbonate, vinyl ethylene carbonate and 4-ethynyl-1,3-dioxolan-2-one, and the nonaqueous electrolytic solution further contains a cyclic acid anhydride represented by the following general formula (I) having bonded thereto a side chain that has 3 or more carbon atoms and has a double bond or a triple bond at an end thereof in an amount of from 0.
    Type: Grant
    Filed: October 16, 2012
    Date of Patent: April 11, 2017
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Koji Abe, Masahide Kondo
  • Patent number: 9583788
    Abstract: A nonaqueous electrolytic solution prepared by dissolving an electrolyte salt in a nonaqueous solvent, wherein the nonaqueous electrolytic solution contains at least one kind of an isocyanate compound having an ester structure represented by the following general formula (I): (wherein R represents an alkyl group, an alkenyl group, a C6 to C12 aryl group, an alkyloxy group, an alkenyloxy group, an isocyanatoalkyloxy group, or an aryloxy group in which at least one of the hydrogen atom may be substituted with a halogen atom. X represents a linear or branched alkylene group in which at least one of the hydrogen atom may be substituted with a halogen atom, or a bivalent linking group comprising at least one ether bond).
    Type: Grant
    Filed: October 16, 2012
    Date of Patent: February 28, 2017
    Assignee: UBE Industries, LTD.
    Inventors: Koji Abe, Kazuhiro Miyoshi, Masahide Kondo
  • Publication number: 20170040589
    Abstract: The present invention provides a regenerative electrolytic solution for an energy storage device to be refilled when discharge capacity of the energy storage device becomes lower than initial discharge capacity by 1% or more, and the regenerative electrolytic solution has a higher electrolyte concentration and a lower viscosity than an original electrolytic solution. According to the present invention, battery performance can be appropriately improved after the refill.
    Type: Application
    Filed: April 20, 2015
    Publication date: February 9, 2017
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Koji ABE, Masahide KONDO
  • Publication number: 20160315351
    Abstract: The present invention provides a nonaqueous electrolytic solution capable of suppressing worsening of heat stability of a negative electrode and improving safety of an energy storage device while maintaining high-load charging and discharging cycle properties at a high temperature, an energy storage device using the same, and a phosphonoformic acid compound to be used for the same. The nonaqueous electrolytic solution having an electrolyte salt dissolved in a nonaqueous solvent contains 0.001 to 5% by mass of at least one selected from a phosphonoformic acid compound having at least one carbon-carbon unsaturated bond, which is represented by the following general formula (I), and a phosphonoformic acid compound having a carbon-carbon unsaturated bond or two phosphonocarbonyl groups, which is represented by the following general formula (II).
    Type: Application
    Filed: August 7, 2014
    Publication date: October 27, 2016
    Applicant: UBE INDUSTRIES, LTD
    Inventors: Yuichi KOTOU, Masahide KONDO
  • Publication number: 20160226050
    Abstract: Provided are a separator for an energy storage device having an intermediate coating layer between a porous film (I) and a porous film (II), in which the porous film (I) having the intermediate coating layer on one side and the porous film (II) are mechanically stacked and laminated with each other via the intermediate coating layer, and an energy storage device. According to the present invention, it is possible to provide a separator capable of improving discharge characteristics at low temperatures and cycle characteristics at high temperatures and an energy storage device using the same.
    Type: Application
    Filed: September 8, 2014
    Publication date: August 4, 2016
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Koji ABE, Masahide KONDO, Taiga ADACHI
  • Publication number: 20160181672
    Abstract: There is provided a nonaqueous electrolytic solution for an energy storage device provided with a positive electrode, a negative electrode and a nonaqueous electrolytic solution which is obtained by dissolving an electrolytic salt into a nonaqueous solvent, wherein the negative electrode contains, as a negative electrode active material, lithium titanate that has a ratio DBET/DX (?m/?m) of 3 or less, the ratio DBET/DX (?m/?m) being a ratio of a specific surface area equivalent diameter n calculated from a specific surface area measured by a BET method to a crystallite diameter DX calculated using a Scherrer equation from an X-ray diffractometry result, and the nonaqueous electrolytic solution contains 0.01 to 3% by mass of an organic or inorganic compound having an oxalate structure.
    Type: Application
    Filed: February 29, 2016
    Publication date: June 23, 2016
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Koji ABE, Kazuhiro Miyoshi, Masahide Kondo
  • Patent number: 9318776
    Abstract: The present invention provides a nonaqueous electrolytic solution capable of improving electrochemical characteristics at high temperatures and further capable of not only improving a capacity retention rate after a high-temperature cycle test but also decreasing a rate of increase of an electrode thickness, and also to provide an energy storage device using the same. A nonaqueous electrolytic solution having an electrolyte salt dissolved in a nonaqueous solvent, the nonaqueous electrolytic solution containing from 0.001 to 5% by mass of a diisocyanate compound represented by OCN-L-NCO (in the formula, L represents an alkylene group having from 4 to 12 carbon atoms) and further containing from 0.001 to 5% by mass of at least one selected from a specified phosphoric acid ester compound, a specified cyclic sulfonic acid ester compound, a specified isocyanate compound having an ester structure, and a specified triple bond-containing compound, and an energy storage device using the same, are disclosed.
    Type: Grant
    Filed: August 21, 2013
    Date of Patent: April 19, 2016
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Koji Abe, Masahide Kondo