Patents by Inventor Koichi Nagamoto
Koichi Nagamoto 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: 10669427Abstract: The present invention provides: a gas barrier laminate comprising a base, a primer layer, and a gas barrier layer, the primer layer and the gas barrier layer being sequentially stacked on at least one side of the base, the primer layer having a modulus of elasticity at 90° C. of 1.6 GPa or more, and a coefficient of static friction between a surface of one side of the gas barrier laminate and a surface of the other side of the gas barrier laminate being 0.35 to 0.8; a method for producing the gas barrier laminate; an electronic device member comprising the gas barrier laminate; and an electronic device.Type: GrantFiled: March 28, 2013Date of Patent: June 2, 2020Assignee: LINTEC CORPORATIONInventors: Yuuta Suzuki, Koichi Nagamoto, Takeshi Kondo
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Publication number: 20190264061Abstract: This laminate is a laminate (10A) comprising a base (1) and a gas barrier unit (4), the gas barrier unit (4) comprising a first barrier layer (2a), a second barrier layer (2b), and an organic intermediate layer (3) that is situated between the first barrier layer (2a) and the second barrier layer (2b), and has a modulus of elasticity at 90° C. of 1.5 GPa or more, a ratio (X/Y1) of a thickness (X) of the organic intermediate layer (3) to a thickness (Y1) of the first barrier layer (2a) being 3 to 18, and a ratio (X/Y2) of the thickness (X) of the organic intermediate layer (3) to a thickness (Y2) of the second barrier layer (2b) being 3 to 18. The present invention provides a laminate that exhibits an excellent gas barrier capability, and rarely shows deterioration in gas barrier capability even when a thermal load is applied.Type: ApplicationFiled: May 15, 2019Publication date: August 29, 2019Applicant: LINTEC CorporationInventors: Yuuta SUZUKI, Koichi NAGAMOTO, Takeshi KONDO
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Patent number: 10377870Abstract: The present invention is a long gas barrier laminate including a base, a functional layer, a smoothing layer, and a gas barrier layer, the functional layer being stacked on one side of the base, the smoothing layer and the gas barrier layer being sequentially stacked on the other side of the base, and a coefficient of static friction between a surface of the functional layer that is situated opposite to the base and a surface of the gas barrier layer that is situated opposite to the base being 0.35 to 0.80; and a method for producing the long gas barrier laminate.Type: GrantFiled: March 27, 2015Date of Patent: August 13, 2019Assignee: LINTEC CORPORATIONInventors: Wataru Iwaya, Koichi Nagamoto, Satoshi Naganawa, Yuuta Suzuki, Takeshi Kondo
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Patent number: 10336876Abstract: The present invention is a long gas barrier laminate including a base, a functional layer, a smoothing layer, and a gas barrier layer, the functional layer being stacked on one side of the base, the smoothing layer and the gas barrier layer being sequentially stacked on the other side of the base, and a coefficient of static friction between a surface of the functional layer that is situated opposite to the base and a surface of the gas barrier layer that is situated opposite to the base being 0.35 to 0.80; and a method for producing the long gas barrier laminate.Type: GrantFiled: March 27, 2015Date of Patent: July 2, 2019Assignee: LINTEC CORPORATIONInventors: Wataru Iwaya, Koichi Nagamoto, Satoshi Naganawa, Yuuta Suzuki, Takeshi Kondo
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Patent number: 10323317Abstract: The present invention is a gas barrier laminate comprising a base and a gas barrier unit, the gas barrier unit comprising at least two inorganic layers, at least one of the at least two inorganic layers being a silicon oxynitride layer, the silicon oxynitride layer including a composition-gradient region that has a thickness of 25 nm or more, the composition-gradient region being a region in which a content ratio of oxygen decreases and a content ratio of nitrogen increases in a thickness direction toward the base, and a ratio of the thickness of the composition-gradient region to the thickness of the entire silicon oxynitride layer being 0.15 or more. The present invention also relates to: an electronic device member that includes the gas barrier laminate, and an electronic device that includes the electronic device member.Type: GrantFiled: March 28, 2014Date of Patent: June 18, 2019Assignee: LINTEC CORPORATIONInventors: Yuuta Suzuki, Wataru Iwaya, Koichi Nagamoto, Takeshi Kondo
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Patent number: 9859033Abstract: Provided are a conductive film which is excellent in hygrothermal characteristics and has excellent bending performance, and an electronic device having such a conductive film. A conductive film is obtained by forming, on one surface or both surfaces of a substrate, a zinc tin oxide (ZTO) layer and a transparent conductive film that is formed of zinc oxide other than zinc tin oxide sequentially from the substrate side, in which a thickness of the zinc tin oxide layer is 5 to 500 nm, a thickness of the zinc oxide-based transparent conductive film is 5 to 1000 nm, and a water-vapor transmittance rate of the zinc tin oxide (ZTO) layer is 0.1 g/(m2·day) or less.Type: GrantFiled: April 16, 2014Date of Patent: January 2, 2018Assignee: LINTEC CorporationInventors: Tsutomu Hara, Satoshi Naganawa, Koichi Nagamoto
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Patent number: 9736929Abstract: The present invention is a transparent conductive laminate comprising a base, a low-refractive-index layer, an intermediate-refractive-index layer, and a transparent conductive layer, the low-refractive-index layer, the intermediate-refractive-index layer, and the transparent conductive layer being sequentially stacked on at least one side of the base either directly or through one or more layers, the low-refractive-index layer having a refractive index of 1.40 to 1.50, and the intermediate-refractive-index layer having a refractive index of 1.50 to 1.80 and a film density of 2.5 to 4.5 g/cm3. The present invention provides a transparent conductive laminate that exhibits excellent moisture-heat resistance and excellent optical properties, and an electronic device or module.Type: GrantFiled: March 21, 2013Date of Patent: August 15, 2017Assignee: LINTEC CORPORATIONInventors: Tsutomu Hara, Yuuta Suzuki, Koichi Nagamoto
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Publication number: 20170107344Abstract: The present invention is a long gas barrier laminate including a base, a functional layer, a smoothing layer, and a gas barrier layer, the functional layer being stacked on one side of the base, the smoothing layer and the gas barrier layer being sequentially stacked on the other side of the base, and a coefficient of static friction between a surface of the functional layer that is situated opposite to the base and a surface of the gas barrier layer that is situated opposite to the base being 0.35 to 0.80; and a method for producing the long gas barrier laminate.Type: ApplicationFiled: March 27, 2015Publication date: April 20, 2017Applicant: LINTEC CORPORATIONInventors: Wataru IWAYA, Koichi NAGAMOTO, Satoshi NAGANAWA, Yuuta SUZUKI, Takeshi KONDO
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Patent number: 9580625Abstract: Provided is a gas barrier pressure-sensitive adhesive sheet having at least one gas barrier layer and at least one pressure-sensitive adhesive layer, the at least one pressure-sensitive adhesive layer having a storage modulus at 23° C. of 1.5×104 to 1.0×107 Pa, and the gas barrier pressure-sensitive adhesive sheet not including a base layer.Type: GrantFiled: July 25, 2012Date of Patent: February 28, 2017Assignee: LINTEC CORPORATIONInventors: Emi Fuchi, Suguru Kenmochi, Satoshi Naganawa, Koichi Nagamoto
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Patent number: 9303308Abstract: A zinc-oxide-based conductive stacked structure 1 includes a substrate 11 and, formed on at least one surface of the substrate, an undercoat layer 12 and a transparent conductive film 13. The transparent conductive film is formed of a plurality of transparent conductive layers formed from a zinc-oxide-based conductive material and has a carrier density of 2.0×1020 to 9.8×1020 cm?3. The zinc-oxide-based conductive stacked structure exhibits a change ratio in sheet resistivity of 50 or less, after bending of the stacked structure around a round bar having a diameter of 15 mm, with the transparent conductive film facing inward.Type: GrantFiled: May 11, 2011Date of Patent: April 5, 2016Assignees: LINTEC CORPORATION, KOCHI UNIVERSITY OF TECHNOLOGYInventors: Koichi Nagamoto, Takeshi Kondo, Yumiko Amino, Satoshi Naganawa, Tetsuya Yamamoto, Takahiro Yamada
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Publication number: 20160086683Abstract: Provided are a conductive film which is excellent in hygrothermal characteristics and has excellent bending performance, and an electronic device having such a conductive film. A conductive film is obtained by forming, on one surface or both surfaces of a substrate, a zinc tin oxide (ZTO) layer and a transparent conductive film that is formed of zinc oxide other than zinc tin oxide sequentially from the substrate side, in which a thickness of the zinc tin oxide layer is 5 to 500 nm, a thickness of the zinc oxide-based transparent conductive film is 5 to 1000 nm, and a water-vapor transmittance rate of the zinc tin oxide (ZTO) layer is 0.1 g/(m2·day) or less.Type: ApplicationFiled: April 16, 2014Publication date: March 24, 2016Inventors: Tsutomu HARA, Satoshi NAGANAWA, Koichi NAGAMOTO
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Publication number: 20160076133Abstract: The present invention is a gas barrier laminate comprising a base and a gas barrier unit, the gas barrier unit comprising at least two inorganic layers, at least one of the at least two inorganic layers being a silicon oxynitride layer, the silicon oxynitride layer including a composition-gradient region that has a thickness of 25 nm or more, the composition-gradient region being a region in which a content ratio of oxygen decreases and a content ratio of nitrogen increases in a thickness direction toward the base, and a ratio of the thickness of the composition-gradient region to the thickness of the entire silicon oxynitride layer being 0.15 or more. The present invention also relates to: an electronic device member that includes the gas barrier laminate, and an electronic device that includes the electronic device member.Type: ApplicationFiled: March 28, 2014Publication date: March 17, 2016Applicant: LINTEC CORPORATIONInventors: Yuuta SUZUKI, Wataru IWAYA, Koichi NAGAMOTO, Takeshi KONDO
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Publication number: 20160053130Abstract: This laminate is a laminate (10A) comprising a base (1) and a gas barrier unit (4), the gas barrier unit (4) comprising a first barrier layer (2a), a second barrier layer (2b), and an organic intermediate layer (3) that is situated between the first barrier layer (2a) and the second barrier layer (2b), and has a modulus of elasticity at 90° C. of 1.5 GPa or more, a ratio (X/Y1) of a thickness (X) of the organic intermediate layer (3) to a thickness (Y1) of the first barrier layer (2a) being 3 to 18, and a ratio (X/Y2) of the thickness (X) of the organic intermediate layer (3) to a thickness (Y2) of the second barrier layer (2b) being 3 to 18. The present invention provides a laminate that exhibits an excellent gas barrier capability, and rarely shows deterioration in gas barrier capability even when a thermal load is applied.Type: ApplicationFiled: March 28, 2014Publication date: February 25, 2016Applicant: LINTEC CorporationInventors: Yuuta SUZUKI, Koichi NAGAMOTO, Takeshi KONDO
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Publication number: 20150367602Abstract: Provided is a gas barrier film laminate comprising at least two gas barrier films, the gas barrier film laminate having a structure in which two gas barrier films that are situated adjacent to each other are stacked through an adhesive layer, the adhesive layer being formed by curing an adhesive composition layer that is formed using an energy ray-curable adhesive composition by applying energy rays to the adhesive composition layer. Also provided are a method for producing the gas barrier film laminate and an electronic device comprising the gas barrier film laminate. The present invention provides: a gas barrier film laminate that exhibits an excellent moisture barrier capability, and rarely shows a deterioration in external appearance (e.g., due to occurrence of air bubbles) even when allowed to stand at a high temperature and a high humidity for a long time, a method for producing the gas barrier film laminate, and an electronic device that includes the gas barrier film laminate.Type: ApplicationFiled: February 12, 2014Publication date: December 24, 2015Applicant: LINTEC CORPORATIONInventors: Wataru IWAYA, Satoshi NAGANAWA, Koichi NAGAMOTO, Takeshi KONDO
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Publication number: 20150099094Abstract: The present invention provides: a gas barrier laminate comprising a base, a primer layer, and a gas barrier layer, the primer layer and the gas barrier layer being sequentially stacked on at least one side of the base, the primer layer having a modulus of elasticity at 90° C. of 1.6 GPa or more, and a coefficient of static friction between a surface of one side of the gas barrier laminate and a surface of the other side of the gas barrier laminate being 0.35 to 0.8; a method for producing the gas barrier laminate; an electronic device member comprising the gas barrier laminate; and an electronic device.Type: ApplicationFiled: March 28, 2013Publication date: April 9, 2015Applicant: LINTEC CORPORATIONInventors: Yuuta Suzuki, Koichi Nagamoto, Takeshi Kondo
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Patent number: 8993649Abstract: Provided is a pressure-sensitive adhesive for polarizing plates which can adhere a polarizing plate on a liquid crystal cell with good adhesion durability and has the characteristic that a liquid crystal display device obtained therefrom is less liable to cause light leakage even under the environment of high temperature and high humidity and which makes it possible remove the polarizing plate.Type: GrantFiled: December 18, 2006Date of Patent: March 31, 2015Assignee: Lintec CorporationInventors: Koichi Nagamoto, Kentaro Kusama, Mikihiro Kashio, Kazuhiro Kon, Motoyuki Hayakawa
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Publication number: 20150049440Abstract: The present invention is a transparent conductive laminate comprising a base, a low-refractive-index layer, an intermediate-refractive-index layer, and a transparent conductive layer, the low-refractive-index layer, the intermediate-refractive-index layer, and the transparent conductive layer being sequentially stacked on at least one side of the base either directly or through one or more layers, the low-refractive-index layer having a refractive index of 1.40 to 1.50, and the intermediate-refractive-index layer having a refractive index of 1.50 to 1.80 and a film density of 2.5 to 4.5 g/cm3. The present invention provides a transparent conductive laminate that exhibits excellent moisture-heat resistance and excellent optical properties, and an electronic device or module.Type: ApplicationFiled: March 21, 2013Publication date: February 19, 2015Applicant: LINTEC CORPORATIONInventors: Tsutomu Hara, Yuuta Suzuki, Koichi Nagamoto
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Publication number: 20150030829Abstract: The present invention relates to a gas barrier film laminate comprising at least two gas barrier films, the gas barrier film laminate having a configuration in which two adjacent gas barrier films are stacked through a pressure-sensitive adhesive layer, and the pressure-sensitive adhesive layer having a shear load reduction ratio ? (%) given by an expression (I) in claim 1, of 70% or less; and an adhesive film that is used to produce a gas barrier film laminate that includes at least two gas barrier films, and has a configuration in which two adjacent gas barrier films are stacked through a pressure-sensitive adhesive layer, the adhesive film comprising at least a gas barrier film and a pressure-sensitive adhesive layer that are stacked adjacent to each other, the pressure-sensitive adhesive layer having a shear load reduction ratio ? (%) given by an expression (I) in claim 11, of 70% or less.Type: ApplicationFiled: March 5, 2013Publication date: January 29, 2015Applicant: LINTEC CORPORATIONInventors: Suguru Kenmochi, Satoshi Naganawa, Koichi Nagamoto
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Publication number: 20140178622Abstract: The present invention is a gas barrier pressure-sensitive adhesive sheet comprising at least one gas barrier layer and at least one pressure-sensitive adhesive layer, the at least one pressure-sensitive adhesive layer having a storage modulus at 23° C. of 1.5×104 to 1.0×107 Pa, and the gas barrier pressure-sensitive adhesive sheet not including a base layer.Type: ApplicationFiled: July 25, 2012Publication date: June 26, 2014Applicant: LINTEC CORPORATIONInventors: Emi Fuchi, Suguru Kenmochi, Satoshi Naganawa, Koichi Nagamoto
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Publication number: 20130320322Abstract: A problem is to provide a transparent conductive laminate body that has a low surface resistivity and an organic thin film device using the laminate body, and the problem is solved by a transparent conductive laminate body having a transparent substrate having laminated directly on at least one surface thereof in this order a conductive metal pattern layer and a conductive organic layer having a conductive organic polymer compound, a material for forming the conductive metal pattern layer being at least one metal selected from gold, silver, copper and platinum, or an alloy having the metal, and an organic thin film device using the same.Type: ApplicationFiled: November 28, 2011Publication date: December 5, 2013Applicant: LINTEC CORPORATIONInventors: Tsuyoshi Muto, Koichi Nagamoto, Kunihisa Kato