Patents by Inventor Toshiharu Shimooka

Toshiharu Shimooka 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: 20210399340
    Abstract: An electrolyte solution containing at least one compound represented by formula (1-1) and formula (1-2), formula (1-1) being: where R101 is an optionally fluorinated C1-C7 alkyl group, an optionally fluorinated C2-C8 alkenyl group, an optionally fluorinated C2-C9 alkynyl group, or an optionally fluorinated C6-C12 aryl group, and optionally contains at least one selected from O, Si, S, and N in a structure; and formula (1-2) being: where R102 and R103 are (i) each individually H, F, an optionally fluorinated C1-C7 alkyl group, an optionally fluorinated C2-C7 alkenyl group, an optionally fluorinated C2-C9 alkynyl group, or an optionally fluorinated C5-C12 aryl group, or (ii) hydrocarbon groups binding to each other to form a 5-membered or 6-membered hetero ring with a nitrogen atom; and R102 and R103 each optionally contain at least one selected from O, S, and N in a structure.
    Type: Application
    Filed: January 9, 2019
    Publication date: December 23, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Yoshiko KUWAJIMA, Akiyoshi YAMAUCHI, Yuuki SUZUKI, Kotaro HAYASHI, Hisako NAKAMURA, Takaya YAMADA, Toshiharu SHIMOOKA, Yoshihiro YAMAMOTO, Shigeaki YAMAZAKI, Kenzou TAKAHASHI
  • Publication number: 20210265664
    Abstract: An electrolyte solution containing a compound represented by formula (1) and a compound represented, for example, by formula (11-1), the formula (1) being: wherein M101 is P or P?O; R101 is a group such as a C1-C11 alkylsilyloxy group; n101 is an oxidation number of M101 minus 1 or an oxidation number of M101 minus 3; and R102 to R104 are each individually a group such as a C1-C11 alkyl group; the formula (11-1) being: wherein R111 and R112 are the same as or different from each other and are each an atom or group such as a hydrogen atom; and R113 is a group such as an alkyl group free from a fluorine atom.
    Type: Application
    Filed: March 18, 2019
    Publication date: August 26, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Yoshiko KUWAJIMA, Tomoya HIDAKA, Masakazu KINOSHITA, Yuuki SUZUKI, Toshiharu SHIMOOKA, Hisako NAKAMURA, Takaya YAMADA, Shigeaki YAMAZAKI, Akiyoshi YAMAUCHI, Kotaro HAYASHI, Yoshihiro YAMAMOTO, Kenzou TAKAHASHI
  • Publication number: 20210249700
    Abstract: A coated particle including a sulfide-based particle and a fluorine-containing polymer that coats a surface of the sulfide-based particle. The fluorine-containing polymer includes a structural unit (1) based on a monomer (1) represented by the following formula (1) and a structural unit (2) based on at least one selected from the group consisting of, for example, a monomer (2) represented by the following formula (2): wherein, for example, X is a hydrogen atom; Y is a direct bond; and Rf is a C1-C10 linear or branched fluoroalkyl group, wherein, for example, R1 is a hydrogen atom; and R2 is a hydrocarbon group. Also disclosed are positive and negative electrodes including the coated particle, an all-solid-state battery including the positive and negative electrodes and a coating composition for a sulfide-based all-solid-state battery.
    Type: Application
    Filed: April 26, 2021
    Publication date: August 12, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Yoshiko KUWAJIMA, Toshiharu SHIMOOKA, Akinori TANI, Kae FUJIWARA, Masamichi MORITA
  • Publication number: 20210246098
    Abstract: An electrolyte solution containing a compound represented by the following formula (1).
    Type: Application
    Filed: January 9, 2019
    Publication date: August 12, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Yoshiko KUWAJIMA, Akiyoshi YAMAUCHI, Kotaro HAYASHI, Hisako NAKAMURA, Toshiharu SHIMOOKA, Takaya YAMADA, Yoshihiro YAMAMOTO, Shigeaki YAMAZAKI, Kenzou TAKAHASHI
  • Publication number: 20210198453
    Abstract: A composition including an inorganic filler; a copolymer of a fluoromonomer and an amide bond-containing polymerizable vinyl compound; and a solvent. Also disclosed is a laminate including a substrate and a film on the substrate obtained from the composition and a dispersant including a copolymer of a fluoromonomer and an amide bond-containing polymerizable vinyl compound.
    Type: Application
    Filed: July 16, 2019
    Publication date: July 1, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Yuuki SUZUKI, Toshiharu SHIMOOKA, Yoshiko KUWAJIMA, Tomoya HIDAKA, Shigeaki YAMAZAKI
  • Publication number: 20210057750
    Abstract: An electrode having a coating layer formed from a composition including a perfluoropolyether group-containing compound represented by the formula (A1), (A2), (B1), (B2), (C1), (C2), (D1), (D2), (E1) or (E2) as defined herein, wherein in the composition, compounds represented by formulae (A2), (B2), (C2), (D2) and (E2) are 0.1 mol % or more and 35 mol % or less based on the total amount of compounds represented by formulae (A1), (B1), (C1), (D1) and (E1) and compounds represented by formulae (A2), (B2), (C2), (D2) and (E2). Also disclosed is an electrochemical device including the electrode.
    Type: Application
    Filed: November 6, 2020
    Publication date: February 25, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Shigeaki YAMAZAKI, Yoshiaki HONDA, Toshiharu SHIMOOKA, Yoshimi MOTONARI, Hisashi MITSUHASHI
  • Publication number: 20210043974
    Abstract: An electrolyte solution containing a compound (1) represented by the formula (1), (wherein R101 and R102 are each individually a substituent such as a C1-C7 alkyl group, and the substituent optionally contains at least one divalent to hexavalent hetero atom in a structure or optionally has a structure obtained by replacing at least one hydrogen atom by a fluorine atom or a C0-C7 functional group) and at least one compound (11) selected from compounds such as a compound represented by formula (11-1) (wherein R111 and R112 are the same as or different from each other and are each a hydrogen atom or the like, and R113 is an alkyl group free from a fluorine atom or the like):
    Type: Application
    Filed: March 11, 2019
    Publication date: February 11, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Masakazu KINOSHITA, Tomoya HIDAKA, Toshiharu SHIMOOKA, Shigeaki YAMAZAKI, Hisako NAKAMURA, Takaya YAMADA, Yuuki SUZUKI, Yoshiko KUWAJIMA, Kenzou TAKAHASHI, Akiyoshi YAMAUCHI, Kotaro HAYASHI
  • Publication number: 20200395597
    Abstract: There is provided a positive electrode for nonaqueous electrolyte secondary batteries having a high-density and a high folding strength. There is also provided a nonaqueous electrolyte secondary battery including such a positive electrode. The positive electrode has a high folding strength when it is used in a battery with a high current density, and a nonaqueous electrolyte secondary battery having such a positive electrode. The positive electrode has an electrode body having formed a folded portion at least at one part of the positive electrode. With respect to a cross-section of the positive electrode composition layer, a domain A extends from a central part to a surface side of a thickness direction, and a domain B extends from the central part to the current collector. The distribution of the binder in domain A and domain B are specified.
    Type: Application
    Filed: August 28, 2020
    Publication date: December 17, 2020
    Applicant: MAXELL HOLDINGS, LTD.
    Inventors: Yuta Takaichi, Toshiharu Shimooka, Hiroyoshi Aoki
  • Publication number: 20200373623
    Abstract: An electrolyte solution containing a compound (1) represented by the following formula (1): wherein R101s are the same as or different from each other and are each a C1-C6 hydrocarbon group optionally containing an unsaturated bond, and n101 is an integer of 2 to 5, and at least one compound (11) selected from the group consisting of an oxalic acid skeleton-containing lithium compound (a), a lithium phosphate compound (b), a sulfonic acid skeleton-containing compound (c), and a phosphate/phosphite compound (d). Also disclosed in an electrochemical device including the electrolyte solution, a lithium ion secondary battery containing the electrolyte solution and a module including the electrochemical device or lithium ion secondary battery.
    Type: Application
    Filed: January 31, 2019
    Publication date: November 26, 2020
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Masakazu KINOSHITA, Takaya YAMADA, Shigeaki YAMAZAKI, Yuuki SUZUKI, Tomoya HIDAKA, Kenzou TAKAHASHI, Toshiharu SHIMOOKA
  • Patent number: 10833313
    Abstract: There is provided a positive electrode for nonaqueous electrolyte secondary batteries having a high-density and a high folding strength. There is also provided a nonaqueous electrolyte secondary battery including such a positive electrode. The positive electrode has a high folding strength when it is used in a battery with a high current density, and a nonaqueous electrolyte secondary battery having such a positive electrode. The positive electrode has an electrode body having formed a folded portion at least at one part of the positive electrode. With respect to a cross-section of the positive electrode composition layer, a domain A extends from a central part to a surface side of a thickness direction, and a domain B extends from the central part to the current collector. The distribution of the binder in domain A and domain B are specified.
    Type: Grant
    Filed: October 21, 2016
    Date of Patent: November 10, 2020
    Assignee: Maxell Holdings, Ltd.
    Inventors: Yuta Takaichi, Toshiharu Shimooka, Hiroyoshi Aoki
  • Publication number: 20200243911
    Abstract: The invention provides an electrolyte solution capable of providing an electrochemical device having low resistance and excellent high-temperature storage characteristics and cycle characteristics. The electrolyte solution contains lithium fluorosulfonate and a solvent containing a compound (1) represented by the following formula (1):CF2HCOOCH3.
    Type: Application
    Filed: July 31, 2018
    Publication date: July 30, 2020
    Applicant: DAIKIN INDUSTRIES, LTD
    Inventors: Yoshiko KUWAJIMA, Kenzou TAKAHASHI, Shigeaki YAMAZAKI, Hiroyuki ARIMA, Tomoya HIDAKA, Masakazu KINOSHITA, Hisako NAKAMURA, Takaya YAMADA, Toshiharu SHIMOOKA, Yuuki SUZUKI, Tatsuya OHTSUKA
  • Publication number: 20170117533
    Abstract: There is provided a positive electrode for nonaqueous electrolyte secondary batteries having a high-density and a high folding strength. There is also provided a nonaqueous electrolyte secondary battery including such a positive electrode. The positive electrode has a high folding strength when it is used in a battery with a high current density, and a nonaqueous electrolyte secondary battery having such a positive electrode. The positive electrode has an electrode body having formed a folded portion at least at one part of the positive electrode. With respect to a cross-section of the positive electrode composition layer, a domain A extends from a central part to a surface side of a thickness direction, and a domain B extends from the central part to the current collector. The distribution of the binder in domain A and domain B are specified.
    Type: Application
    Filed: October 21, 2016
    Publication date: April 27, 2017
    Applicant: HITACHI MAXELL, LTD.
    Inventors: Yuta Takaichi, Toshiharu Shimooka, Hiroyoshi Aoki
  • Patent number: 9065116
    Abstract: A lithium secondary battery positive electrode according to the present invention is a lithium secondary battery positive electrode including a positive electrode material mixture layer containing a positive electrode active material and a conductivity enhancing agent on one or both sides of a current collector, wherein the positive electrode active material contains a lithium-containing composite oxide, the conductivity enhancing agent contains carbon fibers having an average fiber length of 10 nm or more and less than 1000 nm and an average fiber diameter of 1 nm or more and 100 nm or less, and the content of the carbon fibers in the positive electrode material mixture layer is 0.25 mass % or more and 1.5 mass % or less.
    Type: Grant
    Filed: March 9, 2011
    Date of Patent: June 23, 2015
    Assignee: HITACHI MAXELL, LTD.
    Inventors: Toshiharu Shimooka, Itaru Gosho, Akira Inaba, Masayuki Yamada, Kazutaka Matsuo, Satoshi Kono
  • Publication number: 20110262796
    Abstract: A lithium secondary battery positive electrode according to the present invention is a lithium secondary battery positive electrode including a positive electrode material mixture layer containing a positive electrode active material and a conductivity enhancing agent on one or both sides of a current collector, wherein the positive electrode active material contains a lithium-containing composite oxide, the conductivity enhancing agent contains carbon fibers having an average fiber length of 10 nm or more and less than 1000 nm and an average fiber diameter of 1 nm or more and 100 nm or less, and the content of the carbon fibers in the positive electrode material mixture layer is 0.25 mass % or more and 1.5 mass % or less.
    Type: Application
    Filed: March 9, 2011
    Publication date: October 27, 2011
    Inventors: Toshiharu SHIMOOKA, Itaru Gosho, Akira Inaba, Masayuki Yamada, Kazutaka Matsuo, Satoshi Kono
  • Publication number: 20110256437
    Abstract: A lithium secondary battery positive electrode of the present invention includes a positive electrode material mixture layer containing a positive electrode active material, a conductivity enhancing agent and a binder on one or both sides of a current collector, and the positive electrode active material contains a lithium-containing composite oxide represented by the general compositional formula: Li1+xMO2, where x is in a range of ?0.15?x?0.15 and M represents an element group of three or more elements including at least Ni, Co and Mn. The binder contains a tetrafluoroethylene-vinylidene fluoride copolymer (P(TFE-VDF)) and polyvinylidene fluoride (PVDF). The total content of the binder in the positive electrode material mixture layer is 1 to 4 mass %, and the ratio of the P(TFE-VDF) is 10 mass % or more, when the total of the P(TFE-VDF) and the PVDF is taken as 100 mass %.
    Type: Application
    Filed: March 7, 2011
    Publication date: October 20, 2011
    Inventors: Toshihiro Katsuki, Toshiharu Shimooka, Itaru Gosho