Patents by Inventor Masaru Nakagawa
Masaru Nakagawa 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: 10472518Abstract: Provided is a method of producing a polycarbonate-polyorganosiloxane copolymer, including a step (Q) of causing a polycarbonate oligomer and at least one of polyorganosiloxanes represented by the following general formulae (i) to (iii) to react with each other in an organic solvent, in which in the step, a solid content weight x (g/L) of the polycarbonate oligomer in 1 L of a mixed solution of the organic solvent and the polycarbonate oligomer, a concentration y (mass %) of the polyorganosiloxane in the polycarbonate-polyorganosiloxane copolymer to be obtained, and a chain length n of the polyorganosiloxane satisfy specific conditions.Type: GrantFiled: August 29, 2016Date of Patent: November 12, 2019Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Tomoko Abe, Yasuhiro Ishikawa, Yohei Koori, Masaru Nakagawa
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Publication number: 20190319305Abstract: Provided is a sulfide solid electrolyte containing lithium, phosphorus, sulfur and chlorine, in which a molar ratio of the chlorine to the phosphorus, c (Cl/P), is greater than 1.0 and 1.9 or less, the sulfide solid electrolyte includes an argyrodite-type crystal structure, and a lattice constant of the argyrodite-type crystal structure is 9.820 ? or less.Type: ApplicationFiled: August 8, 2017Publication date: October 17, 2019Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Futoshi UTSUNO, Akiko NAKATA, Kota TERAI, Masaru NAKAGAWA
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Publication number: 20190305371Abstract: A sulfide solid electrolyte that contains lithium, phosphorus, sulfur, chlorine and bromine, wherein in powder X-ray diffraction analysis using CuK? rays, it has a diffraction peak A at 2?=25.2±0.5 deg and a diffraction peak B at 2?=29.7±0.5 deg, the diffraction peak A and the diffraction peak B satisfy the following formula (A), and a molar ratio of the chlorine to the phosphorus “c (Cl/P)” and a molar ratio of the bromine to the phosphorus “d (Br/P)” satisfies the following formula (1): 1.2<c+d<1.9??(1) 0.845<SA/SB<1.200??(A) where SA is an area of the diffraction peak A and SB is an area of the diffraction peak B.Type: ApplicationFiled: June 20, 2019Publication date: October 3, 2019Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Futoshi UTSUNO, Kota Terai, Takashi Umeki, Masaru Nakagawa, Hiroshi Yamaguchi
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Patent number: 10374253Abstract: A sulfide solid electrolyte that contains lithium, phosphorus, sulfur, chlorine and bromine, wherein in powder X-ray diffraction analysis using CuK? rays, it has a diffraction peak A at 2?=25.2±0.5 deg and a diffraction peak B at 2?=29.7±0.5 deg, the diffraction peak A and the diffraction peak B satisfy the following formula (A), and a molar ratio of the chlorine to the phosphorus “c (Cl/P)” and a molar ratio of the bromine to the phosphorus “d (Br/P)” satisfies the following formula (1): 1.2<c+d<1.9??(1) 0.845<SA/SB<1.200??(A) where SA is an area of the diffraction peak A and SB is an area of the diffraction peak B.Type: GrantFiled: January 4, 2019Date of Patent: August 6, 2019Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Futoshi Utsuno, Kota Terai, Takashi Umeki, Masaru Nakagawa, Hiroshi Yamaguchi
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Publication number: 20190181497Abstract: A method for producing a solid electrolyte, comprising: grinding raw materials comprising lithium sulfide and phosphorus sulfide in a hydrocarbon solvent, optionally comprising stirring a slurry comprising the raw materials and the hydrocarbon solvent in a reaction vessel, and optionally, circulating the slurry through a connecting pipe, wherein the method is carried out in an apparatus comprising the grinder, the reaction vessel and the connecting pipe that connects the grinder and the reaction vessel.Type: ApplicationFiled: December 26, 2018Publication date: June 13, 2019Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Ryo ABURATANI, Minoru SENGA, Tsuyoshi OTA, Masaru NAKAGAWA
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Publication number: 20190140313Abstract: A sulfide solid electrolyte containing lithium, phosphorus, sulfur, and two or more of elements X selected from halogen elements, where the sulfide solid electrolyte includes an argyrodite-type crystal structure, and a molar ratio of the sulfur to the phosphorus “b (S/P)” and a molar ratio of the element X to the phosphorus “c (X/P)” satisfy the following formula (1): 0.23<c/b<0.57??(1a).Type: ApplicationFiled: January 3, 2019Publication date: May 9, 2019Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Kota Terai, Futoshi Utsuno, Takashi Umeki, Masaru Nakagawa, Hiroshi Yamaguchi
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Publication number: 20190140314Abstract: A sulfide solid electrolyte that contains lithium, phosphorus, sulfur, chlorine and bromine, wherein in powder X-ray diffraction analysis using CuK? rays, it has a diffraction peak A at 2?=25.2±0.5 deg and a diffraction peak B at 2?=29.7±0.5 deg, the diffraction peak A and the diffraction peak B satisfy the following formula (A), and a molar ratio of the chlorine to the phosphorus “c (Cl/P)” and a molar ratio of the bromine to the phosphorus “d (Br/P)” satisfies the following formula (1): 1.2<c+d<1.9??(1) 0.845<SA/SB<1.200??(A) where SA is an area of the diffraction peak A and SB is an area of the diffraction peak B.Type: ApplicationFiled: January 4, 2019Publication date: May 9, 2019Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Futoshi UTSUNO, Kota TERAI, Takashi UMEKI, Masaru NAKAGAWA, Hiroshi YAMAGUCHI
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Patent number: 10090558Abstract: A solid electrolyte glass at least including: at least one alkali metal element; a phosphorus (P) element; a sulfur (S) element; and one or more halogen elements selected from I, Cl, Br and F; wherein the solid electrolyte glass has two exothermic peaks that are separated from each other in a temperature range of 150° C. to 350° C. as determined by differential scanning calorimetry (in a dry nitrogen atmosphere at a temperature-elevating speed of 10° C./min from 20 to 600° C.).Type: GrantFiled: April 20, 2017Date of Patent: October 2, 2018Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Takayoshi Kambara, Hiroyuki Higuchi, Hiroyuki Tamura, Masaru Nakagawa, Tadanori Junke
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Publication number: 20180251636Abstract: Provided is a method of producing a polycarbonate-polyorganosiloxane copolymer, including a step (Q) of causing a polycarbonate oligomer and at least one of polyorganosiloxanes represented by the following general formulae (i) to (iii) to react with each other in an organic solvent, in which in the step, a solid content weight x (g/L) of the polycarbonate oligomer in 1 L of a mixed solution of the organic solvent and the polycarbonate oligomer, a concentration y (mass %) of the polyorganosiloxane in the polycarbonate-polyorganosiloxane copolymer to be obtained, and a chain length n of the polyorganosiloxane satisfy specific conditions.Type: ApplicationFiled: August 29, 2016Publication date: September 6, 2018Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Tomoko ABE, Yasuhiro ISHIKAWA, Yohei KOORI, Masaru NAKAGAWA
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Patent number: 9806373Abstract: A solid electrolyte including an alkali metal element, phosphorous, sulfur and halogen as constituent components.Type: GrantFiled: February 27, 2017Date of Patent: October 31, 2017Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Takayoshi Kambara, Tadanori Junke, Ryo Aburatani, Hiroyuki Higuchi, Masaru Nakagawa, Tsuyoshi Ota, Yoshikatsu Seino
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Publication number: 20170293221Abstract: A method for producing a substrate with a fine projection-and-recess pattern which is excellent in productivity and achieves excellent pattern feature size and accuracy is provided.Type: ApplicationFiled: August 25, 2015Publication date: October 12, 2017Inventors: Masaru NAKAGAWA, Takuya UEHARA, Kazuro NAGASE, Hiroaki IKEDO
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Publication number: 20170222261Abstract: A solid electrolyte glass at least including: at least one alkali metal element; a phosphorus (P) element; a sulfur (S) element; and one or more halogen elements selected from I, Cl, Br and F; wherein the solid electrolyte glass has two exothermic peaks that are separated from each other in a temperature range of 150° C. to 350° C. as determined by differential scanning calorimetry (in a dry nitrogen atmosphere at a temperature-elevating speed of 10° C./min from 20 to 600° C.).Type: ApplicationFiled: April 20, 2017Publication date: August 3, 2017Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Takayoshi KAMBARA, Hiroyuki HIGUCHI, Hiroyuki TAMURA, Masaru NAKAGAWA, Tadanori JUNKE
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Publication number: 20170194662Abstract: A solid electrolyte including an alkali metal element, phosphorous, sulfur and halogen as constituent components.Type: ApplicationFiled: February 27, 2017Publication date: July 6, 2017Applicant: IDEMITSU KOSAN CO., LTDInventors: Takayoshi KAMBARA, Tadanori JUNKE, Ryo ABURATANI, Hiroyuki HIGUCHI, Masaru NAKAGAWA, Tsuyoshi OTA, Yoshikatsu Seino
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Patent number: 9673482Abstract: A solid electrolyte glass at least including: at least one alkali metal element; a phosphorus (P) element; a sulfur (S) element; and one or more halogen elements selected from I, Cl, Br and F; wherein the solid electrolyte glass has two exothermic peaks that are separated from each other in a temperature range of 150° C. to 350° C. as determined by differential scanning calorimetry (in a dry nitrogen atmosphere at a temperature-elevating speed of 10° C./min from 20 to 600° C.).Type: GrantFiled: November 5, 2013Date of Patent: June 6, 2017Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Takayoshi Kambara, Hiroyuki Higuchi, Hiroyuki Tamura, Masaru Nakagawa, Tadanori Junke
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Patent number: 9620811Abstract: A solid electrolyte including an alkali metal element, phosphorous, sulfur and halogen as constituent components.Type: GrantFiled: November 2, 2012Date of Patent: April 11, 2017Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Takayoshi Kambara, Tadanori Junke, Ryo Aburatani, Hiroyuki Higuchi, Masaru Nakagawa, Tsuyoshi Ota, Yoshikatsu Seino
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Publication number: 20160305452Abstract: Provided are a blower, capable of suppressing noise occurring in a stator while significantly improving blowing efficiency, and an outdoor unit using the same. The present disclosure comprises: a bell mouth part spaced apart at a predetermined distance in the radial direction with respect to an outer circumferential end of a propeller fan; and a diffuser part installed on the downstream side of the bell mouth part, and having a flow path area which is enlarged from the upstream side toward the downstream side with a larger magnification rate than the magnification rate of the flow path area in the downstream end of the bell mouth part; and a stator part having a plurality of stators, wherein the stator part is arranged within the diffuser part.Type: ApplicationFiled: December 2, 2014Publication date: October 20, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Masaru NAKAGAWA, Seiji SATO
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Publication number: 20160281739Abstract: Provided are a blower, capable of suppressing noise occurring in a stator while significantly improving blowing efficiency, and an outdoor unit using the same. The present invention comprises: a bell mouth part spaced apart at a predetermined distance in the radial direction with respect to an outer circumferential end of a propeller fan; and a diffuser part installed on the downstream side of the bell mouth part, and having a flow path area which is enlarged from the upstream side toward the downstream side with a larger magnification rate than the magnification rate of the flow path area in the downstream end of the bell mouth part; and a stator part having a plurality of stators, wherein the stator part is arranged within the diffuser part.Type: ApplicationFiled: June 2, 2016Publication date: September 29, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Masaru NAKAGAWA, Seiji SATO
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Publication number: 20150270571Abstract: A solid electrolyte glass at least including: at least one alkali metal element; a phosphorus (P) element; a sulfur (S) element; and one or more halogen elements selected from I, Cl, Br and F; wherein the solid electrolyte glass has two exothermic peaks that are separated from each other in a temperature range of 150° C. to 350° C. as determined by differential scanning calorimetry (in a dry nitrogen atmosphere at a temperature-elevating speed of 10° C./min from 20 to 600° C.).Type: ApplicationFiled: November 5, 2013Publication date: September 24, 2015Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Takayoshi Kambara, Hiroyuki Higuchi, Hiroyuki Tamura, Masaru Nakagawa, Tadanori Junke
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Publication number: 20150214575Abstract: Glass includes an aggregate of solid electrolyte particles including Li, P, and S, wherein when a Raman spectrum of the glass is repeatedly measured and a peak at 330 to 450 cm?1 in each Raman spectrum is separated to waveforms of individual components, a standard deviation of a waveform area ratio of each component is less than 4.0.Type: ApplicationFiled: April 7, 2015Publication date: July 30, 2015Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Ryo ABURATANI, Minoru SENGA, Tsuyoshi OTA, Masaru NAKAGAWA
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Patent number: 9051201Abstract: Glass includes an aggregate of solid electrolyte particles including Li, P, and S, wherein when a Raman spectrum of the glass is repeatedly measured and a peak at 330 to 450 cm?1 in each Raman spectrum is separated to waveforms of individual components, a standard deviation of a waveform area ratio of each component is less than 4.0.Type: GrantFiled: April 7, 2010Date of Patent: June 9, 2015Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Ryo Aburatani, Minoru Senga, Tsuyoshi Ota, Masaru Nakagawa