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).
-
Patent number: 11945776Abstract: An electrolyte solution containing a compound represented by the following formula (1).Type: GrantFiled: January 9, 2019Date of Patent: April 2, 2024Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Yoshiko Kuwajima, Akiyoshi Yamauchi, Kotaro Hayashi, Hisako Nakamura, Toshiharu Shimooka, Takaya Yamada, Yoshihiro Yamamoto, Shigeaki Yamazaki, Kenzou Takahashi
-
Publication number: 20240088381Abstract: A positive electrode mixture containing a polyvinylidene fluoride (A); a fluorine-containing copolymer (B) containing vinylidene fluoride unit and tetrafluoroethylene unit; a positive electrode active material (C) represented by the general formula (C): LiyNi1-xMxO2, wherein x is 0.01?x?0.7, y is 0.9?y?2.0, and M represents a metal atom (excluding Li and Ni); and an additive (D). Also disclosed is a positive electrode formed from the positive electrode mixture and a secondary battery including the positive electrode.Type: ApplicationFiled: November 7, 2023Publication date: March 14, 2024Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Yuma ICHINOSE, Shigeaki YAMAZAKI, Chihiro HOSODA, Kanako ARAI, Toshiharu SHIMOOKA
-
Publication number: 20240079595Abstract: A positive electrode mixture containing: a polyvinylidene fluoride (A); a positive electrode active material (C) represented by the general formula (C): LiyNi1-XMxO2, wherein x is 0.01?x?0.7, y is 0.9?y?2.0, and M represents a metal atom (excluding Li and Ni); and an additive (D), wherein the polyvinylidene fluoride (A) is a combination of: (A2) a polymer containing vinylidene fluoride unit and a fluorinated monomer unit; and at least one selected from the group consisting of (A3) a polymer containing vinylidene fluoride unit and a polar group-containing monomer unit, and (A4) a polymer containing vinylidene fluoride unit, a fluorinated monomer unit, and a polar group-containing monomer unit. Also disclosed is a positive electrode famed from the positive electrode mixture and a secondary battery including the positive electrode.Type: ApplicationFiled: November 2, 2023Publication date: March 7, 2024Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Yuma ICHINOSE, Shigeaki YAMAZAKI, Chihiro HOSODA, Kanako ARAI, Toshiharu SHIMOOKA
-
Patent number: 11916195Abstract: 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: GrantFiled: March 11, 2019Date of Patent: February 27, 2024Assignee: 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: 20230387465Abstract: A compound and composition each capable of allowing an electrochemical device to have improved cycle characteristics, low resistance, and reduced gas generation. Also disclosed is an electrochemical device, a lithium-ion secondary battery, and a module each including the composition as an electrolytic solution. More particularly, the disclosure relates to an electrolytic solution containing a compound represented by the following formula (1): Rf1—O—Rf2??(1) wherein Rf1 and Rf2 are the same as or different from each other and are each a C2-C4 fluorinated alkenyl group.Type: ApplicationFiled: August 9, 2023Publication date: November 30, 2023Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Tomoya HIDAKA, Yoshiko Kuwajima, Toshiharu Shimooka, Shigeaki Yamazaki
-
Publication number: 20230145113Abstract: An electrolytic solution containing: a compound (1) represented by the following formula (1): wherein R101 is a C2-C7 organic group and optionally includes at least one selected from the group consisting of a hetero atom and an unsaturated bond; and R102 is a C1-C3 organic group and optionally includes at least one selected from the group consisting of a hetero atom and an unsaturated bond.Type: ApplicationFiled: November 21, 2022Publication date: May 11, 2023Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Tomoya HIDAKA, Yoshiko KUWAJIMA, Shigeaki YAMAZAKI, Toshiharu SHIMOOKA, Akinori TANI
-
Publication number: 20230129817Abstract: An electrolyte solution containing: a compound (1) represented by the following formula (1): wherein R101 to R103 are each independently a C1-C5 organic group optionally containing at least one selected from the group consisting of a hetero atom and an unsaturated bond, and R101 to R103 form no ring.Type: ApplicationFiled: November 21, 2022Publication date: April 27, 2023Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Tomoya HIDAKA, Shigeaki YAMAZAKI, Yoshiko KUWAJIMA, Akinori TANI, Toshiharu SHIMOOKA
-
Patent number: 11611106Abstract: 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: GrantFiled: July 31, 2018Date of Patent: March 21, 2023Assignee: 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: 20220282040Abstract: An electrode including a fluoropolyether group-containing compound, wherein the fluoropolyether group-containing compound is a fluoropolyether group-containing compound represented by the following formula (1) or (2): RF1?—XARSi???(1) RSi?—XA—RF2—XA—RSi???(2) ; an electrochemical device including the electrode; a module including the electrochemical device; and a lithium ion secondary battery including the electrode.Type: ApplicationFiled: May 12, 2022Publication date: September 8, 2022Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Toshiharu SHIMOOKA, Shigeaki Yamazaki, Takaya Yamada, Kae Fujiwara
-
Patent number: 11322730Abstract: 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: GrantFiled: August 28, 2020Date of Patent: May 3, 2022Assignee: MAXELL, LTD.Inventors: Yuta Takaichi, Toshiharu Shimooka, Hiroyoshi Aoki
-
Publication number: 20210399340Abstract: 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: ApplicationFiled: January 9, 2019Publication date: December 23, 2021Applicant: 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: 20210265664Abstract: 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: ApplicationFiled: March 18, 2019Publication date: August 26, 2021Applicant: 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: 20210246098Abstract: An electrolyte solution containing a compound represented by the following formula (1).Type: ApplicationFiled: January 9, 2019Publication date: August 12, 2021Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Yoshiko KUWAJIMA, Akiyoshi YAMAUCHI, Kotaro HAYASHI, Hisako NAKAMURA, Toshiharu SHIMOOKA, Takaya YAMADA, Yoshihiro YAMAMOTO, Shigeaki YAMAZAKI, Kenzou TAKAHASHI
-
Publication number: 20210249700Abstract: 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: ApplicationFiled: April 26, 2021Publication date: August 12, 2021Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Yoshiko KUWAJIMA, Toshiharu SHIMOOKA, Akinori TANI, Kae FUJIWARA, Masamichi MORITA
-
Publication number: 20210198453Abstract: 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: ApplicationFiled: July 16, 2019Publication date: July 1, 2021Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Yuuki SUZUKI, Toshiharu SHIMOOKA, Yoshiko KUWAJIMA, Tomoya HIDAKA, Shigeaki YAMAZAKI
-
Publication number: 20210057750Abstract: 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: ApplicationFiled: November 6, 2020Publication date: February 25, 2021Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Shigeaki YAMAZAKI, Yoshiaki HONDA, Toshiharu SHIMOOKA, Yoshimi MOTONARI, Hisashi MITSUHASHI
-
Publication number: 20210043974Abstract: 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: ApplicationFiled: March 11, 2019Publication date: February 11, 2021Applicant: 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: 20200395597Abstract: 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: ApplicationFiled: August 28, 2020Publication date: December 17, 2020Applicant: MAXELL HOLDINGS, LTD.Inventors: Yuta Takaichi, Toshiharu Shimooka, Hiroyoshi Aoki
-
Publication number: 20200373623Abstract: 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: ApplicationFiled: January 31, 2019Publication date: November 26, 2020Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Masakazu KINOSHITA, Takaya YAMADA, Shigeaki YAMAZAKI, Yuuki SUZUKI, Tomoya HIDAKA, Kenzou TAKAHASHI, Toshiharu SHIMOOKA
-
Patent number: 10833313Abstract: 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: GrantFiled: October 21, 2016Date of Patent: November 10, 2020Assignee: Maxell Holdings, Ltd.Inventors: Yuta Takaichi, Toshiharu Shimooka, Hiroyoshi Aoki