Patents by Inventor Takayuki Aoshima
Takayuki Aoshima 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).
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Patent number: 12139449Abstract: An alcohol production method in which an alcohol is produced from a carbonyl compound, the method including producing an alcohol by using a catalyst, the catalyst including a metal component including rhenium having an average valence of 4 or less and a carrier supporting the metal component, the carrier including zirconium oxide. A catalyst for producing an alcohol by hydrogenation of a carbonyl compound, the catalyst including a carrier including zirconium oxide and a metal component supported on the carrier, the metal component including rhenium having an average valence of 4 or less.Type: GrantFiled: January 21, 2021Date of Patent: November 12, 2024Assignee: Mitsubishi Chemical CorporationInventors: Takeshi Matsuo, Yumiko Yoshikawa, Naoyuki Sakamoto, Takayuki Aoshima
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Publication number: 20240128511Abstract: A nonaqueous electrolyte solution including at least an electrolyte, and a nonaqueous solvent, wherein the nonaqueous electrolyte solution contains a compound represented by the following general formula (A): wherein R1 to R3 represent optionally substituted organic groups having 1 to 20 carbon atoms, and a cyclic carbonate compound having a fluorine atom in an amount of 0.01% by mass to 50.Type: ApplicationFiled: December 27, 2023Publication date: April 18, 2024Applicants: Mitsubishi Chemical Corporation, MU IONIC SOLUTIONS CORPORATIONInventors: Eiji NAKAZAWA, Yoichi OOHASHI, Minoru KOTATO, Takamichi MITSUI, Takayuki AOSHIMA, Takeshi NAKAMURA
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Patent number: 11942601Abstract: A nonaqueous electrolyte solution, which contains a compound represented by the following general formula (A), and (1) at least one compound selected from the group consisting of a nitrile compound, an isocyanate compound, a difluorophosphate, a fluorosulfonate, a lithium bis(fluorosulfonyl)imide and a compound represented by the following general formula (B), or (2) a cyclic carbonate compound having a fluorine atom in an amount of 0.01% by mass to 50.0% by mass based on the total amount of the nonaqueous electrolyte solution. (In formula (A), R1 to R3 may be mutually the same or different and represent optionally substituted organic groups having 1 to 20 carbon atoms.) (In formula (B), R4, R5 and R6 respectively and independently represent an alkyl group, alkenyl group or alkynyl group having 1 to 12 carbon atoms that may be substituted with a halogen atom, and n represents an integer of 0 to 6.Type: GrantFiled: June 14, 2022Date of Patent: March 26, 2024Assignees: Mitsubishi Chemical Corporation, MU IONIC SOLUTIONS CORPORATIONInventors: Eiji Nakazawa, Yoichi Oohashi, Minoru Kotato, Takamichi Mitsui, Takayuki Aoshima, Takeshi Nakamura
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Patent number: 11833468Abstract: Provided is a method for separating ammonia gas using zeolite membrane having excellent separation stability at a high temperature capable of separating ammonia gas from a mixed gas composed of multiple components including ammonia gas, hydrogen gas, and nitrogen gas to the permeation side with high selectivity and high permeability. Also provided is a method for separating ammonia by selectively permeating ammonia gas from a mixed gas containing at least ammonia gas, hydrogen gas, and nitrogen gas using a zeolite membrane, wherein the ammonia gas concentration in the mixed gas is 1.0% by volume or more.Type: GrantFiled: June 2, 2022Date of Patent: December 5, 2023Assignee: Mitsubishi Chemical CorporationInventors: Manabu Tanaka, Takeshi Matsuo, Takayuki Aoshima
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Patent number: 11732087Abstract: The present invention provides a resin capable of contributing greatly to solve environmental problems and problems related to exhaustion of fossil fuel resources and having physical properties suited for practical use. The polyester according to the present invention has a diol and a dicarboxylic acid as constituent components and has an amount of terminal acid of 50 equivalents/metric ton or less.Type: GrantFiled: June 16, 2022Date of Patent: August 22, 2023Assignee: Mitsubishi Chemical CorporationInventors: Takayuki Aoshima, Yasuaki Miki, Katsuhisa Kumazawa, Satoshi Katou, Tadashi Uyeda, Toyomasa Hoshino, Noboru Shintani, Kenji Yamagishi, Atsushi Isotani
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Publication number: 20230124462Abstract: The present invention provides a resin capable of contributing greatly to solve environmental problems and problems related to exhaustion of fossil fuel resources and having physical properties suited for practical use. The polyester according to the present invention has a diol and a dicarboxylic acid as constituent components and has an amount of terminal acid of 50 equivalents/metric ton or less.Type: ApplicationFiled: June 16, 2022Publication date: April 20, 2023Applicant: Mitsubishi Chemical CorporationInventors: Takayuki AOSHIMA, Yasuaki MIKI, Katsuhisa KUMAZAWA, Satoshi KATOU, Tadashi UYEDA, Toyomasa HOSHINO, Noboru SHINTANI, Kenji YAMAGISHI, Atsushi ISOTANI
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Patent number: 11628395Abstract: Provided is a method for separating ammonia gas using zeolite membrane having excellent separation stability at a high temperature capable of separating ammonia gas from a mixed gas composed of multiple components including ammonia gas, hydrogen gas, and nitrogen gas to the permeation side with high selectivity and high permeability. Also provided is a method for separating ammonia by selectively permeating ammonia gas from a mixed gas containing at least ammonia gas, hydrogen gas, and nitrogen gas using a zeolite membrane, wherein the ammonia gas concentration in the mixed gas is 1.0% by volume or more.Type: GrantFiled: January 21, 2021Date of Patent: April 18, 2023Assignee: MITSUBISHI CHEMICAL CORPORATIONInventors: Manabu Tanaka, Takeshi Matsuo, Takayuki Aoshima
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Patent number: 11560449Abstract: The present invention provides a resin capable of contributing greatly to solve environmental problems and problems related to exhaustion of fossil fuel resources and having physical properties suited for practical use. The polyester according to the present invention has a diol and a dicarboxylic acid as constituent components and has an amount of terminal acid of 50 equivalents/metric ton or less.Type: GrantFiled: October 30, 2020Date of Patent: January 24, 2023Assignee: Mitsubishi Chemical CorporationInventors: Takayuki Aoshima, Yasuaki Miki, Katsuhisa Kumazawa, Satoshi Katou, Tadashi Uyeda, Toyomasa Hoshino, Noboru Shintani, Kenji Yamagishi, Atsushi Isotani
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Publication number: 20220336858Abstract: A nonaqueous electrolyte solution, which contains a compound represented by the following general formula (A), and (1) at least one compound selected from the group consisting of a nitrile compound, an isocyanate compound, a difluorophosphate, a fluorosulfonate, a lithium bis(fluorosulfonyl)imide and a compound represented by the following general formula (B), or (2) a cyclic carbonate compound having a fluorine atom in an amount of 0.01% by mass to 50.0% by mass based on the total amount of the nonaqueous electrolyte solution. (In formula (A), R1 to R3 may be mutually the same or different and represent optionally substituted organic groups having 1 to 20 carbon atoms.) (In formula (B), R4, R5 and R6 respectively and independently represent an alkyl group, alkenyl group or alkynyl group having 1 to 12 carbon atoms that may be substituted with a halogen atom, and n represents an integer of 0 to 6.Type: ApplicationFiled: June 14, 2022Publication date: October 20, 2022Applicants: Mitusbishi Chemical Corporation, MU IONIC SOLUTIONS CORPORATIONInventors: Eiji NAKAZAWA, Yoichi OOHASHI, Minoru KOTATO, Takamichi MITSUI, Takayuki AOSHIMA, Takeshi NAKAMURA
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Publication number: 20220288529Abstract: Provided is a method for separating ammonia gas using zeolite membrane having excellent separation stability at a high temperature capable of separating ammonia gas from a mixed gas composed of multiple components including ammonia gas, hydrogen gas, and nitrogen gas to the permeation side with high selectivity and high permeability. Also provided is a method for separating ammonia by selectively permeating ammonia gas from a mixed gas containing at least ammonia gas, hydrogen gas, and nitrogen gas using a zeolite membrane, wherein the ammonia gas concentration in the mixed gas is 1.0% by volume or more.Type: ApplicationFiled: June 2, 2022Publication date: September 15, 2022Applicant: Mitsubishi Chemical CorporationInventors: Manabu TANAKA, Takeshi MATSUO, Takayuki AOSHIMA
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Patent number: 11434325Abstract: The present invention provides a resin capable of contributing greatly to solve environmental problems and problems related to exhaustion of fossil fuel resources and having physical properties suited for practical use. The polyester according to the present invention has a diol and a dicarboxylic acid as constituent components and has an amount of terminal acid of 50 equivalents/metric ton or less.Type: GrantFiled: October 30, 2020Date of Patent: September 6, 2022Assignee: Mitsubishi Chemical CorporationInventors: Takayuki Aoshima, Yasuaki Miki, Katsuhisa Kumazawa, Satoshi Katou, Tadashi Uyeda, Toyomasa Hoshino, Noboru Shintani, Kenji Yamagishi, Atsushi Isotani
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Patent number: 11424482Abstract: Disclosed herein is a nonaqueous electrolyte solution containing an electrolyte and a nonaqueous solvent, the nonaqueous electrolyte solution including a compound represented by formula (A) and: (1) at least one compound selected from a nitrile compound, an isocyanate compound, a difluorophosphate, a fluorosulfonate, a lithium bis(fluorosulfonyl)imide and a compound represented by the formula (B) below, or (2) a cyclic carbonate compound having a fluorine atom in an amount of 0.01% by mass to 50.0% by mass based on a total amount of the nonaqueous electrolyte solution. In formula (A), R1 to R3 represent optionally substituted organic groups having 1 to 20 carbon atoms, and in formula (B), R4, R5 and R6 independently represent an alkyl group, alkenyl group or alkynyl group having 1 to 12 carbon atoms that may be substituted with a halogen atom, and n represents an integer of 0 to 6.Type: GrantFiled: July 2, 2019Date of Patent: August 23, 2022Assignees: MITSUBISHI CHEMICAL CORPORATION, MU IONIC SOLUTIONS CORPORATIONInventors: Eiji Nakazawa, Yoichi Oohashi, Minoru Kotato, Takamichi Mitsui, Takayuki Aoshima, Takeshi Nakamura
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Patent number: 11352309Abstract: Provided is a catalyst including a metal component including a first component that is rhenium and one or more second components selected from the group consisting of silicon, gallium, germanium, and indium and a carrier on which the metal component is supported, the carrier including an oxide of a metal belonging to Group 4 of the periodic table. Also provided is an alcohol production method in which a carbonyl compound is treated using the above catalyst. It is possible to produce an alcohol by a hydrogenation reaction of a carbonyl compound with high selectivity and high efficiency while reducing side reactions.Type: GrantFiled: April 22, 2021Date of Patent: June 7, 2022Assignee: Mitsubishi Chemical CorporationInventors: Takeshi Matsuo, Yumiko Yoshikawa, Takayuki Aoshima
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Publication number: 20210253505Abstract: Provided is a catalyst including a metal component including a first component that, is rhenium and one or more second components selected from the group consisting of silicon, gallium, germanium, and indium and a carrier on which the metal component is supported, the carrier including an oxide of a metal belonging to Group 4 of the periodic table. Also provided is an alcohol production method in which a carbonyl compound is treated using the above catalyst, it is possible to produce an alcohol by a hydrogenation reaction of a carbonyl compound with high selectivity and high efficiency while reducing 3ide reactions.Type: ApplicationFiled: April 22, 2021Publication date: August 19, 2021Applicant: Mitsubishi Chemical CorporationInventors: Takeshi MATSUO, Yumiko YOSHIKAWA, Takayuki AOSHIMA
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Publication number: 20210238113Abstract: Provided is a catalyst including a metal component including a first component that is rhenium and one or more second components selected from the group consisting of silicon, gallium, germanium, and indium and a carrier on which the metal component is supported, the carrier including an oxide of a metal belonging to Group 4 of the periodic table. Also provided is an alcohol production method in which a carbonyl compound is treated using the above catalyst. It is possible to produce an alcohol by a hydrogenation reaction of a carbonyl compound with high selectivity and high efficiency while reducing side reactions.Type: ApplicationFiled: April 22, 2021Publication date: August 5, 2021Applicant: Mitsubishi Chemical CorporationInventors: Takeshi MATSUO, Yumiko YOSHIKAWA, Takayuki AOSHIMA
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Patent number: 11014862Abstract: Provided is a catalyst including a metal component including a first component that is rhenium and one or more second components selected from the group consisting of silicon, gallium, germanium, and indium and a carrier on which the metal component is supported, the carrier including an oxide of a metal belonging to Group 4 of the periodic table. Also provided is an alcohol production method in which a carbonyl compound is treated using the above catalyst. It is possible to produce an alcohol by a hydrogenation reaction of a carbonyl compound with high selectivity and high efficiency while reducing side reactions.Type: GrantFiled: September 6, 2019Date of Patent: May 25, 2021Assignee: Mitsubishi Chemical CorporationInventors: Takeshi Matsuo, Yumiko Yoshikawa, Takayuki Aoshima
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Publication number: 20210139398Abstract: An alcohol production method in which an alcohol is produced from a carbonyl compound, the method including producing an alcohol by using a catalyst, the catalyst including a metal component including rhenium having an average valence of 4 or less and a carrier supporting the metal component, the carrier including zirconium oxide. A catalyst for producing an alcohol by hydrogenation of a carbonyl compound, the catalyst including a carrier including zirconium oxide and a metal component supported on the carrier, the metal component including rhenium having an average valence of 4 or less.Type: ApplicationFiled: January 21, 2021Publication date: May 13, 2021Applicant: Mitsubishi Chemical CorporationInventors: Takeshi MATSUO, Yumiko YOSHIKAWA, Naoyuki SAKAMOTO, Takayuki AOSHIMA
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Publication number: 20210138393Abstract: Provided is a method for separating ammonia gas using zeolite membrane having excellent separation stability at a high temperature capable of separating ammonia gas from a mixed gas composed of multiple components including ammonia gas, hydrogen gas, and nitrogen gas to the permeation side with high selectivity and high permeability. Also provided is a method for separating ammonia by selectively permeating ammonia gas from a mixed gas containing at least ammonia gas, hydrogen gas, and nitrogen gas using a zeolite membrane, wherein the ammonia gas concentration in the mixed gas is 1.0% by volume or more.Type: ApplicationFiled: January 21, 2021Publication date: May 13, 2021Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: MANABU TANAKA, Takeshi Matsuo, Takayuki Aoshima
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Publication number: 20210095071Abstract: The present invention provides a resin capable of contributing greatly to solve environmental problems and problems related to exhaustion of fossil fuel resources and having physical properties suited for practical use. The polyester according to the present invention has a diol and a dicarboxylic acid as constituent components and has an amount of terminal acid of 50 equivalents/metric ton or less.Type: ApplicationFiled: October 30, 2020Publication date: April 1, 2021Applicant: Mitsubishi Chemical CorporationInventors: Takayuki AOSHIMA, Yasuaki MIKI, Katsuhisa KUMAZAWA, Satoshi KATOU, Tadashi UYEDA, Toyomasa HOSHINO, Noboru SHINTANI, Kenji YAMAGISHI, Atsushi ISOTANI
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Patent number: 10946333Abstract: Provided is a method for separating ammonia gas using zeolite membrane having excellent separation stability at a high temperature capable of separating ammonia gas from a mixed gas composed of multiple components including ammonia gas, hydrogen gas, and nitrogen gas to the permeation side with high selectivity and high permeability. Also provided is a method for separating ammonia by selectively permeating ammonia gas from a mixed gas containing at least ammonia gas, hydrogen gas, and nitrogen gas using a zeolite membrane, wherein the ammonia gas concentration in the mixed gas is 1.0% by volume or more.Type: GrantFiled: December 13, 2019Date of Patent: March 16, 2021Assignee: MITSUBISHI CHEMICAL CORPORATIONInventors: Manabu Tanaka, Takeshi Matsuo, Takayuki Aoshima