Patents by Inventor Nobuaki Tai
Nobuaki Tai 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: 20240079606Abstract: A fuel cell separator material includes: a composite material containing electrically conductive particles and a binder resin; and soluble resin layers located on both sides of the composite material.Type: ApplicationFiled: June 29, 2023Publication date: March 7, 2024Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, ARISAWA MFG. CO., LTD.Inventors: Takuya HATTORI, Nobuaki NONOYAMA, Makoto TAI, Akira YOSHIDA, Yurina ISHIKAWA, Hideaki DEGUCHI
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Patent number: 11008459Abstract: Glass flakes of the present invention include glass flake substrates and a coating covering at least a portion of the surface of each of the glass flake substrates and composed of a binder. The binder includes a lubricant other than silicone, or a lubricant and an aminosilane. The proportion of the lubricant in the binder is 30 mass % or less.Type: GrantFiled: February 8, 2017Date of Patent: May 18, 2021Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventor: Nobuaki Tai
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Patent number: 10815363Abstract: Glass flakes of the present invention include glass flake substrates and a coating covering at least a portion of the surface of each of the glass flake substrates and composed of a binder. The binder includes a silane coupling agent, an epoxy resin, and a carbodiimide compound as essential components and includes, as an optional component, a crosslinking agent other than a carbodiimide compound. The total amount of the carbodiimide compound and the crosslinking agent is 20 mass % or less with respect to the total mass of the binder.Type: GrantFiled: May 16, 2017Date of Patent: October 27, 2020Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Shinichi Kato, Nobuaki Tai
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Patent number: 10611898Abstract: Glass flakes according to the present invention include: glass flake substrates; and a coating covering at least a portion of a surface of each of the glass flake substrates and composed of a binder. The binder includes an epoxy-modified polyolefin resin and a silane coupling agent. The proportion of the coating in the glass flakes is 0.05 to 3 mass %.Type: GrantFiled: July 11, 2016Date of Patent: April 7, 2020Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Shinichi Kato, Nobuaki Tai
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Patent number: 10597510Abstract: The flaky glass granules of the present invention include glass flakes having an average thickness of 0.1 to 2.0 ?m and an average particle diameter of 10 to 2000 ?m and a binder that binds the glass flakes together into the granules. The flaky glass granules contain 1.0 to 5.0% by mass of the binder in terms of solid content. The binder contains 9% by mass or less of a coupling agent. The resin composition of the present invention includes a thermoplastic resin and the flaky glass granules.Type: GrantFiled: February 7, 2013Date of Patent: March 24, 2020Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventor: Nobuaki Tai
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Publication number: 20200017660Abstract: Glass flakes of the present invention include glass flake substrates and a coating covering at least a portion of the surface of each of the glass flake substrates and composed of a binder. The binder includes a silane coupling agent, an epoxy resin, and a carbodiimide compound as essential components and includes, as an optional component, a crosslinking agent other than a carbodiimide compound. The total amount of the carbodiimide compound and the crosslinking agent is 20 mass % or less with respect to the total mass of the binder.Type: ApplicationFiled: May 16, 2017Publication date: January 16, 2020Applicant: Nippon Sheet Glass Company, LimitedInventors: Shinichi KATO, Nobuaki TAI
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Publication number: 20190040255Abstract: Glass flakes of the present invention include glass flake substrates and a coating covering at least a portion of the surface of each of the glass flake substrates and composed of a binder. The binder includes a lubricant other than silicone, or a lubricant and an aminosilane. The proportion of the lubricant in the binder is 30 mass % or less.Type: ApplicationFiled: February 8, 2017Publication date: February 7, 2019Inventor: Nobuaki TAI
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Publication number: 20180155534Abstract: Glass flakes according to the present invention include: glass flake substrates; and a coating covering at least a portion of a surface of each of the glass flake substrates and composed of a binder. The binder includes an epoxy-modified polyolefin resin and a silane coupling agent. The proportion of the coating in the glass flakes is 0.05 to 3 mass %.Type: ApplicationFiled: July 11, 2016Publication date: June 7, 2018Inventors: Shinichi KATO, Nobuaki TAI
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Publication number: 20150337110Abstract: The flaky glass granules of the present invention include glass flakes having an average thickness of 0.1 to 2.0 ?m and an average particle diameter of 10 to 2000 ?m and a binder that binds the glass flakes together into the granules. The flaky glass granules contain 1.0 to 5.0% by mass of the binder in terms of solid content. The binder contains 9% by mass or less of a coupling agent. The resin composition of the present invention includes a thermoplastic resin and the flaky glass granules.Type: ApplicationFiled: February 7, 2013Publication date: November 26, 2015Inventor: Nobuaki TAI
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Patent number: 8962129Abstract: A rubber-reinforcing cord (12) as a rubber-reinforcing member of the present invention is a rubber-reinforcing member for reinforcing a rubber product (such as a toothed belt (1)). The rubber-reinforcing cord (12) includes a reinforcing fiber or a reinforcing fiber sheet, and a first coating film provided on a surface of the reinforcing fiber or a surface of the reinforcing fiber sheet. The first coating film is formed by applying a first treatment agent containing polyvinyl alcohol and a crosslinking agent to the reinforcing fiber or the reinforcing fiber sheet and drying the first treatment agent. In the reinforcing member of the present invention, a second coating film as a primary coating film may be provided on the surface of the reinforcing fiber or the surface of the reinforcing fiber sheet. The second coating film can be produced using a second treatment agent containing a rubber latex, for example.Type: GrantFiled: May 22, 2008Date of Patent: February 24, 2015Assignee: Nippon Sheet Glass Company, LimitedInventors: Nobuaki Tai, Mitsuharu Akiyama
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Patent number: 8946340Abstract: A glass flake filler of the present invention is composed of glass flakes. The average thickness of the glass flakes is at least 0.1 ?m but less than 0.5 ?m, and the glass flakes include glass flakes having a thickness of at least 0.01 ?m but not more than 2.0 ?m in an amount of at least 90% by mass. A resin composition of the present invention is a resin composition including a thermoplastic resin and a glass flake filler. This glass flake filler is composed of glass flakes, the average thickness of the glass flakes is at least 0.1 ?m but less than 0.5 ?m, and the glass flakes include glass flakes having a thickness of at least 0.01 ?m but not more than 2.0 ?m in an amount of at least 90% by mass.Type: GrantFiled: March 22, 2007Date of Patent: February 3, 2015Assignee: Nippon Sheet Glass Company, LimitedInventors: Tomohiro Yagyu, Nobuaki Tai
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Publication number: 20100221520Abstract: A rubber-reinforcing cord (12) as a rubber-reinforcing member of the present invention is a rubber-reinforcing member for reinforcing a rubber product (such as a toothed belt (1)). The rubber-reinforcing cord (12) includes a reinforcing fiber or a reinforcing fiber sheet, and a first coating film provided on a surface of the reinforcing fiber or a surface of the reinforcing fiber sheet. The first coating film is formed by applying a first treatment agent containing polyvinyl alcohol and a crosslinking agent to the reinforcing fiber or the reinforcing fiber sheet and drying the first treatment agent. In the reinforcing member of the present invention, a second coating film as a primary coating film may be provided on the surface of the reinforcing fiber or the surface of the reinforcing fiber sheet. The second coating film can be produced using a second treatment agent containing a rubber latex, for example.Type: ApplicationFiled: May 22, 2008Publication date: September 2, 2010Applicant: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Nobuaki Tai, Mitsuharu Akiyama
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Patent number: 7674400Abstract: The present invention provides a light-emitting body in which fine phosphor particles are dispersed in an oxide matrix, with the fine phosphor particles containing at least one selected from oxides and oxysulfides as a parent material. When this light-emitting body is dispersed in a resin, a resin composition having excellent transparency can be obtained. This light-emitting body can be produced by: preparing a gel through a sol-gel process in which a raw material solution containing a compound that supplies metal atoms composing the fine phosphor particles is used; and heating the gel at 400° C. or higher, for example. Preferably, the light-emitting body has a shape of a flake or fiber.Type: GrantFiled: September 16, 2005Date of Patent: March 9, 2010Assignee: Nippon Sheet Glass Company, LimitedInventors: Nobuaki Tai, Ryuichi Nakamura, Juichi Ino
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Publication number: 20090088515Abstract: A glass flake filler of the present invention is composed of glass flakes. The average thickness of the glass flakes is at least 0.1 ?m but less than 0.5 ?m, and the glass flakes include glass flakes having a thickness of at least 0.01 ?m but not more than 2.0 ?m in an amount of at least 90% by mass. A resin composition of the present invention is a resin composition including a thermoplastic resin and a glass flake filler. This glass flake filler is composed of glass flakes, the average thickness of the glass flakes is at least 0.1 ?m but less than 0.5 ?m, and the glass flakes include glass flakes having a thickness of at least 0.01 ?m but not more than 2.0 ?m in an amount of at least 90% by mass.Type: ApplicationFiled: March 22, 2007Publication date: April 2, 2009Applicant: Nippon Sheet Glass Company, LimitedInventors: Tomohiro Yagyu, Nobuaki Tai
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Publication number: 20070257232Abstract: The present invention provides a light-emitting body in which fine phosphor particles are dispersed in an oxide matrix, with the fine phosphor particles containing at least one selected from oxides and oxysulfides as a parent material. When this light-emitting body is dispersed in a resin, a resin composition having excellent transparency can be obtained. This light-emitting body can be produced by: preparing a gel through a sol-gel process in which a raw material solution containing a compound that supplies metal atoms composing the fine phosphor particles is used; and heating the gel at 400° C. or higher, for example. Preferably, the light-emitting body has a shape of a flake or fiber.Type: ApplicationFiled: September 16, 2005Publication date: November 8, 2007Applicant: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Nobuaki Tai, Ryuichi Nakamura, Juichi Ino