Patents by Inventor Hiroyuki Furutani
Hiroyuki Furutani 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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Publication number: 20210054147Abstract: Methods may include coating a substrate with a polyimide precursor composition prepared from a reaction of a diamine component and a dianhydride component, wherein the reaction includes: a diamine component containing one or more diamines having the formula: wherein R3 is selected from hydrogen, methyl, and halogen; a dianhydride component containing one or more dianhydrides, wherein the one or more dianhydrides include 4,4?-bisphenol A dianhydride (BPADA); and at least one comonomer selected from: one or more additional diamine comonomers, wherein the one or more additional diamine comonomers are present at 1 to 40 mol % of the diamine component; and/or one or more additional dianhydride comonomers, wherein the one or more additional dianhydride comonomers are present at 1 to 40 mol % of the dianhydride component; and curing the polyimide precursor composition to generate a polyimide adhesive on the substrate.Type: ApplicationFiled: March 4, 2019Publication date: February 25, 2021Applicant: Kaneka Americas Holding, Inc.Inventors: Samuel Kyran, Hiroyuki Furutani
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SYSTEM AND METHOD FOR MANUFACTURING POLYAMIC ACID, AND SYSTEM AND METHOD FOR MANUFACTURING POLYIMIDE
Publication number: 20210002427Abstract: A polyamic acid manufacturing system for manufacturing a polyamic acid is disclosed using, as raw materials, a first solution in which a polyaddition-type first polymerizable compound is dissolved and a second solution in which a polyaddition-type second polymerizable compound that reacts with the first polymerizable compound through polyaddition is dissolved. The polyamic acid manufacturing system may include: a first supply part for supplying the first solution; a second supply part for supplying the second solution; a first combining part; and a first reaction part, thereby producing a first polymerization solution in which the polyamic acid is dissolved. Further, the polyamic acid manufacturing system may include: a first supply step of supplying the first solution; a second supply step of supplying the second solution; a first combining step; and a first reaction step, thereby producing a first polymerization solution in which the polyamic acid is dissolved.Type: ApplicationFiled: February 14, 2019Publication date: January 7, 2021Applicant: KANEKA CORPORATIONInventors: Tomoyuki Toyoda, Toshihisa Itoh, Hiroyuki Furutani, Kazuhiro Shimizu, Kiyoshi Yamaguchi -
Patent number: 10603857Abstract: A tread mold includes a securable region at an outer circumferential portion thereof which is capable of being secured to a jig at a machining apparatus, and a positioning surface at the outer circumferential portion thereof which is capable of making surface contact with a reference surface at the jig so as to permit positioning to be carried out relative to the jig, the positioning surface is arranged so as to face in the tire circumferential direction so as to permit the tread mold to be positioned relative to the jig in the tire circumferential direction.Type: GrantFiled: December 4, 2018Date of Patent: March 31, 2020Assignee: Toyo Tire CorporationInventors: Hiroyuki Furutani, Shouta Satou
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Patent number: 10384410Abstract: Provided is a tire vulcanization mold including an upper side plate and a lower side plate configured to mold tire side portions, an upper bead ring and a lower bead ring respectively having a profile surface configured to mold a bead portion and a non-profile surface positioned on an inner diameter side of the profile surface, and a thermocouple pullout passage configured to make the non-profile surface and an inner space positioned on an inner diameter side of the lower bead ring communicate with each other and to pull out a vulcanization temperature measuring thermocouple, wherein a first passage extending from the non-profile surface to a lower side plate side is formed in the lower bead ring, and at least a portion of the thermocouple pullout passage is configured by the first passage.Type: GrantFiled: December 27, 2017Date of Patent: August 20, 2019Assignee: TOYO TIRE CORPORATIONInventor: Hiroyuki Furutani
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Publication number: 20190184661Abstract: A tread mold includes a securable region at an outer circumferential portion thereof which is capable of being secured to a jig at a machining apparatus, and a positioning surface at the outer circumferential portion thereof which is capable of making surface contact with a reference surface at the jig so as to permit positioning to be carried out relative to the jig, the positioning surface is arranged so as to face in the tire circumferential direction so as to permit the tread mold to be positioned relative to the jig in the tire circumferential direction.Type: ApplicationFiled: December 4, 2018Publication date: June 20, 2019Applicant: TOYO TIRE & RUBBER CO., LTD.Inventors: Hiroyuki Furutani, Shouta Satou
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Publication number: 20180207892Abstract: Provided is a tire vulcanization mold including an upper side plate and a lower side plate configured to mold tire side portions, an upper bead ring and a lower bead ring respectively having a profile surface configured to mold a bead portion and a non-profile surface positioned on an inner diameter side of the profile surface, and a thermocouple pullout passage configured to make the non-profile surface and an inner space positioned on an inner diameter side of the lower bead ring communicate with each other and to pull out a vulcanization temperature measuring thermocouple, wherein a first passage extending from the non-profile surface to a lower side plate side is formed in the lower bead ring, and at least a portion of the thermocouple pullout passage is configured by the first passage.Type: ApplicationFiled: December 27, 2017Publication date: July 26, 2018Applicant: TOYO TIRE & RUBBER CO., LTD.Inventor: Hiroyuki Furutani
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Patent number: 8034956Abstract: An ionic liquid formed of a cationic component and an anionic component characterized in that the cationic component contains fluorine atoms. When defects of an oxide film formed on the surface of a metal are anodized by a two-electrode system under existence of the ionic liquid, a current-voltage curve being obtained by applying a forward voltage from 0 V at a constant voltage rate of 1 V/s has an initial peak voltage and gives a withstand voltage of 50 V or above. This ionic liquid does not evaporate easily, exhibits hydrophobicity and low hygroscopicity, and has excellent metal oxide film-repairing ability.Type: GrantFiled: November 11, 2005Date of Patent: October 11, 2011Assignee: Kaneka CorporationInventors: Yasuhiro Tsukada, Masamitsu Tachibana, Hiroyuki Furutani, Hideo Yamagishi, Mutsuaki Murakami
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Patent number: 8027150Abstract: A solid electrolytic capacitor having an electrolytic layer containing at least two types of ionic liquids and a conductive polymer is provided. Preferably, the ionic liquids include at least one type of ionic liquid for supplying an excellent impedance characteristic and at least one type of ionic liquid for supplying an excellent withstand voltage characteristic. Thus, a solid electrolytic capacitor exhibiting a high withstand voltage and an excellent impedance characteristic can be obtained.Type: GrantFiled: February 7, 2008Date of Patent: September 27, 2011Assignee: Kaneka CorporationInventors: Hideo Yamagishi, Kazuyuki Tateishi, Hiroyuki Furutani, Mutsuaki Murakami
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Patent number: 8014128Abstract: The present invention provides means for forming an oxide film on a metal surface, means for repairing a defect of an oxide film, a high-performance electrolytic capacitor using the means, and an electrolyte of the capacitor. Namely, the prevent invention provides a method for easily forming an oxide film on the surface of a metal or an alloy thereof by anodization using a solution containing an ionic liquid. In an application of this method, an electrolytic capacitor having means for repairing a defect of an oxide film can be formed by a method using, as an electrolyte, an ionic liquid, a solution containing an ionic liquid and a salt, or a solution containing an ionic liquid and a conductive polymer or a TCNQ salt, and a valve metal or an alloy thereof as a metal.Type: GrantFiled: July 26, 2004Date of Patent: September 6, 2011Assignee: Kaneka CorporationInventors: Mutsuaki Murakami, Masamitsu Tachibana, Hiroyuki Furutani, Hideo Yamagishi
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Patent number: 7850439Abstract: The invention relates to a vent plug for a tire vulcanization mold used for a vent hole of the mold, the tire vulcanization mold, and a manufacturing method for the tire using the mold. The vent plug includes a plug holder with a hollow ventilation portion and a plug head within the ventilation portion. The plug holder includes a tapered seat portion, an inside diameter of which becomes smaller toward a mold rear side, and a cylinder portion located at the mold rear side of the seat portion. The plug head includes a tapered head portion, an outer diameter of which becomes smaller toward the mold rear side, a base body portion located at the mold rear side of the head portion, and a slit portion communicating with the ventilation portion from an upper end face of the plug head.Type: GrantFiled: March 4, 2009Date of Patent: December 14, 2010Assignee: Toyo Tire & Rubber Co., Ltd.Inventor: Hiroyuki Furutani
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Patent number: 7746623Abstract: The present invention provides means for forming an oxide film on a metal surface, means for repairing a defect of an oxide film, a high-performance electrolytic capacitor using the means, and an electrolyte of the capacitor. Namely, the prevent invention provides a method for easily forming an oxide film on the surface of a metal or an alloy thereof by anodization using a solution containing an ionic liquid. In an application of this method, an electrolytic capacitor having means for repairing a defect of an oxide film can be formed by a method using, as an electrolyte, an ionic liquid, a solution containing an ionic liquid and a salt, or a solution containing an ionic liquid and a conductive polymer or a TCNQ salt, and a valve metal or an alloy thereof as a metal.Type: GrantFiled: July 15, 2008Date of Patent: June 29, 2010Assignee: Kaneka CorporationInventors: Mutsuaki Murakami, Masamitsu Tachibana, Hiroyuki Furutani, Hideo Yamagishi
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Patent number: 7736398Abstract: A method is described for manufacturing a conductive polymer electrolytic capacitor. The method includes a step of aging a capacitor element including an electrolyte containing a conductive polymer and an ionic liquid by applying an aging voltage y (V) to the capacitor element to satisfy the following formula (1) or the following formula (2). In the following formulae (1) and (2), x represents a forming voltage for a valve metal. An electrolytic capacitor having a high withstand voltage is implemented by this method. 0.5x?y?x(0<x?48)??(1) 24?y?x(48<x)??(2).Type: GrantFiled: February 25, 2008Date of Patent: June 15, 2010Assignee: Kaneka CorporationInventors: Kazuyuki Tateishi, Mutsuaki Murakami, Hiroyuki Furutani
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Publication number: 20090261509Abstract: The invention relates to a vent plug for a tire vulcanization mold used for a vent hole of the mold, the tire vulcanization mold, and a manufacturing method for the tire using the mold. The vent plug includes a plug holder with a hollow ventilation portion and a plug head within the ventilation portion. The plug holder includes a tapered seat portion, an inside diameter of which becomes smaller toward a mold rear side, and a cylinder portion located at the mold rear side of the seat portion. The plug head includes a tapered head portion, an outer diameter of which becomes smaller toward the mold rear side, a base body portion located at the mold rear side of the head portion, and a slit portion communicating with the ventilation portion from an upper end face of the plug head.Type: ApplicationFiled: March 4, 2009Publication date: October 22, 2009Applicant: Toyo Tire & Rubber Co., Ltd.Inventor: Hiroyuki Furutani
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Publication number: 20090251849Abstract: Disclosed is an energy storage device having high energy density and excellent power density. For example, electric double layer capacitors, redox capacitors, lithium ion electrolyte type capacitors and devices applying any of them are greatly improved in the energy density without deteriorating their advantages such as high power density, high charge/discharge efficiency and long life. Specifically disclosed is an energy storage device containing a positive electrode, a negative electrode and an electrolyte solution, which device is characterized in that a compound capable of performing a doping/dedoping reaction is present in the electrolyte solution.Type: ApplicationFiled: November 2, 2006Publication date: October 8, 2009Inventors: Hideo Yamagishi, Masamitsu Tachibana, Mutsuaki Murakami, Yasuhiro Tsukada, Hiroyuki Furutani
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Publication number: 20080304208Abstract: The present invention provides means for forming an oxide film on a metal surface, means for repairing a defect of an oxide film, a high-performance electrolytic capacitor using the means, and an electrolyte of the capacitor. Namely, the prevent invention provides a method for easily forming an oxide film on the surface of a metal or an alloy thereof by anodization using a solution containing an ionic liquid. In an application of this method, an electrolytic capacitor having means for repairing a defect of an oxide film can be formed by a method using, as an electrolyte, an ionic liquid, a solution containing an ionic liquid and a salt, or a solution containing an ionic liquid and a conductive polymer or a TCNQ salt, and a valve metal or an alloy thereof as a metal.Type: ApplicationFiled: July 15, 2008Publication date: December 11, 2008Inventors: Mutsuaki Murakami, Masamitsu Tachibana, Hiroyuki Furutani, Hideo Yamagishi
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Publication number: 20080218942Abstract: A solid electrolytic capacitor having an electrolytic layer containing at least two types of ionic liquids and a conductive polymer is provided. Preferably, the ionic liquids include at least one type of ionic liquid for supplying an excellent impedance characteristic and at least one type of ionic liquid for supplying an excellent withstand voltage characteristic. Thus, a solid electrolytic capacitor exhibiting a high withstand voltage and an excellent impedance characteristic can be obtained.Type: ApplicationFiled: February 7, 2008Publication date: September 11, 2008Applicant: Kaneka CorporationInventors: Hideo Yamagishi, Kazuyuki Tateishi, Hiroyuki Furutani, Mutsuaki Murakami
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Publication number: 20080201926Abstract: A method of manufacturing a conductive polymer electrolytic capacitor comprising the step of aging a capacitor element including an electrolyte containing a conductive polymer and an ionic liquid by applying an aging voltage y (V) to the capacitor element to satisfy the following formula (1) or the following formula (2) is provided. In the following formulas (1) and (2), x represents a forming voltage for a valve metal. An electrolytic capacitor having a high withstand voltage is implemented by this method. 0.Type: ApplicationFiled: February 25, 2008Publication date: August 28, 2008Applicant: Kaneka CorporationInventors: Kazuyuki Tateishi, Mutsuaki Murakami, Hiroyuki Furutani
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Publication number: 20080139710Abstract: A conductive composition containing a conductive polymer and an ionic liquid. At least part of the conductive polymer is dispersed and/or dissolved in the ionic liquid. In such a conductive composition, at least part of the conductive polymer can be dissolved in the ionic liquid. Thus, the film formability, moldability, and workability of a conductive polymer, which is generally insoluble and infusible, can be increased. More specifically, the invention can provide a conductive composition containing a conductive polymer and an ionic liquid and having high film formability, moldability, and workability.Type: ApplicationFiled: October 27, 2005Publication date: June 12, 2008Applicant: KANEKA CORPORATIONInventors: Yasuhiro Tsukada, Hiroyuki Furutani, Mutsuaki Murakami, Tatsushi Yoshida
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Publication number: 20070263341Abstract: An ionic liquid formed of a cationic component and an anionic component characterized in that the cationic component contains fluorine atoms. When defects of an oxide film formed on the surface of a metal are anodized by a two-electrode system under existence of the ionic liquid, a current-voltage curve being obtained by applying a forward voltage from 0 V at a constant voltage rate of 1 V/s has an initial peak voltage and gives a withstand voltage of 50 V or above. This ionic liquid does not evaporate easily, exhibits hydrophobicity and low hygroscopicity, and has excellent metal oxide film-repairing ability.Type: ApplicationFiled: November 11, 2005Publication date: November 15, 2007Applicant: Kaneka CorporationInventors: Yasuhiro Tsukada, Masamitsu Tachibana, Hiroyuki Furutani, Hideo Yamagishi, Mutsuaki Murakami
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Publication number: 20070219379Abstract: The present invention provides an ionic liquid that can widely be used as materials of various electrical devices and solvents for various reactions and that exhibits hydrophobicity causing phase separation from water, and a process for producing the ionic liquid. The ionic liquid contains at least one anion selected from the group consisting of a fluoroalkylsulfate anion, a fluorocycloalkylsulfate anion, and a fluorobenzylsulfate anion and exhibits hydrophobicity causing phase separation from water. The halide ion concentration of the ionic liquid may be 70 ppm or less.Type: ApplicationFiled: April 26, 2005Publication date: September 20, 2007Applicant: Kaneka CorporationInventors: Toshiyuki Itoh, Hiroyuki Furutani, Masamitsu Tachibana, Yasuhiro Tsukada