Patents by Inventor Kinryou CHOU
Kinryou CHOU 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: 20240083147Abstract: Provided is a laminated glass in which creasing is reduced in the interlayer film and having excellent appearance although an interlayer film including a film having optical properties is used.Type: ApplicationFiled: December 21, 2021Publication date: March 14, 2024Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Kinryou CHOU, Atsushi NOHARA
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Patent number: 11833784Abstract: A thermoplastic film 10 is a thermoplastic film comprising a light-emitting layer 11, wherein the light-emitting layer 11 comprises a thermoplastic resin and a light-emitting material that emits light by being irradiated with excitation light, and a change in yellowness of laminated glass obtained by bonding two sheets of clear glass in accordance with JIS R 3211 (1998) having a thickness of 2.5 mm with the thermoplastic film interposed therebetween after conducting a light resistance test for 2000 hours based on JIS R3205 2005 is 4 or less. The present invention provides a thermoplastic film comprising a light-emitting material, in which the emission intensity is unlikely to lower even when the thermoplastic film is exposed to ultraviolet rays for a long period of time.Type: GrantFiled: March 19, 2020Date of Patent: December 5, 2023Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Yuusuke Oota, Kinryou Chou, Daisuke Nakajima, Takanori Hamada
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Publication number: 20230356507Abstract: An interlayer film 10 for laminated glass comprises a first resin layer 11, a second resin layer 12, and a plastic layer 13 disposed between the first and second resin layers 11 and 12, wherein: the first resin layer 11 comprises a thermoplastic resin, and has a thickness of 900 ?m or less, and a magnesium element content of less than 25 ppm; the second resin layer 12 comprises a thermoplastic resin, and has a total content of magnesium element and potassium element of 25 ppm or more; and the interlayer film for laminated glass satisfies requirements to have a mean break height (MBH) of 5 m or more in a falling ball test conducted in accordance with JIS R 3212: 2015 for two glass sheets each having a thickness of 2.5 mm laminated via the interlayer film 10 for laminated glass, in both cases with a water content of the interlayer film for laminated glass of 0.4% and 2.0%.Type: ApplicationFiled: September 8, 2021Publication date: November 9, 2023Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Kinryou CHOU, Yuusuke OOTA, Minako TAKAI
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Patent number: 11801667Abstract: A thermoplastic film 10 is a thermoplastic film comprising a light-emitting layer 11, wherein the light-emitting layer 11 comprises a thermoplastic resin and a light-emitting material that emits light by being irradiated with excitation light, and when laminated glass obtained by bonding two sheets of clear glass in accordance with JIS R 3211(1998) having a thickness of 2.5 mm with the thermoplastic film interposed therebetween is irradiated, from one surface, with excitation light, which the light-emitting material is capable of absorbing, in a quantity of light of 7 mW/cm2, a difference between luminance A observed on a side of the one surface and luminance B observed on a side of the other surface, (A?B), is 5 cd/m2 or more.Type: GrantFiled: March 19, 2020Date of Patent: October 31, 2023Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Yuusuke Oota, Kinryou Chou, Daisuke Nakajima, Takanori Hamada
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Publication number: 20230256717Abstract: Provided is an interlayer film for laminated glass capable of making bluish fogging less likely to occur. An interlayer film for laminated glass according to the present invention contains a pigment, and in the interlayer film for laminated glass, a value YId obtained by subtracting a yellow index YIp calculated from parallel light transmittance from a yellow index YIt calculated from total light transmittance is ?1.0 or more.Type: ApplicationFiled: June 23, 2021Publication date: August 17, 2023Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Atsushi NOHARA, Kinryou CHOU, Kazuhiko NAKAYAMA, Moyuru OKAJIMA
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Patent number: 11702359Abstract: An interlayer film for laminated glass of the present invention comprises at least an absorption region in which a skin absorption energy rate (X1) of a laminated glass is 25% or less, provided that the laminated glass is produced using two clear glass plates having a solar transmittance of 87.3% based on JIS R 3106.Type: GrantFiled: July 22, 2022Date of Patent: July 18, 2023Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Kazuhiko Nakayama, Yuusuke Oota, Atsushi Nohara, Moyuru Okajima, Kinryou Chou
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Patent number: 11571880Abstract: Provided is an interlayer film for laminated glass capable of suppressing double images, and making the moisture resistance of the laminated glass exposed to high temperature and high humidity uniform at one end and the other end of the interlayer film. The interlayer film for laminated glass according to the present invention is an interlayer film for laminated glass, being wedge-like shaped and containing an amphiphile or a surfactant, and when a high temperature and high humidity test for laminated glass is executed, a whitening distance at the one end and the other end of the interlayer film is 15 mm or less, and when a whitening distance at the one end of the interlayer film is more than 0 mm, a value of (whitening distance at the other end of the interlayer film×thickness of the other end of the interlayer film)/(whitening distance at the one end of the interlayer film×thickness of the one end of the interlayer film) is 0.70 or more.Type: GrantFiled: December 18, 2018Date of Patent: February 7, 2023Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Yuusuke Oota, Kazuhiko Nakayama, Kinryou Chou
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Publication number: 20220355579Abstract: An interlayer film for laminated glass of the present invention comprises at least an absorption region in which a skin absorption energy rate (X1) of a laminated glass is 25% or less, provided that the laminated glass is produced using two clear glass plates having a solar transmittance of 87.3% based on JIS R 3106.Type: ApplicationFiled: July 22, 2022Publication date: November 10, 2022Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Kazuhiko NAKAYAMA, Yuusuke OOTA, Atsushi NOHARA, Moyuru OKAJIMA, Kinryou CHOU
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Publication number: 20220339910Abstract: Provided is an interlayer film for laminated glass capable of suppressing the change in sound insulating property of laminated glass in a relatively high temperature region. An interlayer film for laminated glass according to the present invention is an interlayer film for laminated glass having a one-layer structure or a two or more-layer structure, and when the interlayer film is sandwiched between two sheets of green glass having a thickness of 2 mm to obtain a laminated glass X with a size of 25 mm long x 300 mm wide, an absolute value of difference between a secondary resonance frequency of the laminated glass X before irradiation with xenon light and a secondary resonance frequency of the laminated glass X after irradiation with xenon light determined by a specific xenon light irradiation test is 70 Hz or less, a loss factor at 20° C. of the laminated glass X is 0.24 or more, and a solar transmittance of the laminated glass X is 50 or less.Type: ApplicationFiled: July 14, 2020Publication date: October 27, 2022Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Kinryou CHOU, Yuuma TAKEDA, Tatsuya IWAMOTO, Shougo YOSHIDA, Shingo OKAZAWA
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Patent number: 11426980Abstract: An interlayer film for laminated glass of the present invention comprises at least an absorption region in which a skin absorption energy rate (X1) of a laminated glass is 25% or less, provided that the laminated glass is produced using two clear glass plates having a solar transmittance of 87.3% based on JIS R 3106.Type: GrantFiled: August 23, 2019Date of Patent: August 30, 2022Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Kazuhiko Nakayama, Yuusuke Oota, Atsushi Nohara, Moyuru Okajima, Kinryou Chou
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Publication number: 20220250357Abstract: Provided is an interlayer film for laminated glass capable of enhancing the sound insulating property of laminated glass in a relatively low temperature region. An interlayer film for laminated glass according to the present invention is an interlayer film for laminated glass having a one-layer structure or a two or more-layer structure, and when the interlayer film is sandwiched between two sheets of green glass having a thickness of 2 mm to obtain a laminated glass X with a size of 25 mm long×300 mm wide, an absolute value of difference between a secondary resonance frequency of the laminated glass X before irradiation with xenon light and a secondary resonance frequency of the laminated glass X after irradiation with xenon light determined by a specific xenon light irradiation test is 60 Hz or more, a loss factor at 20° C. of the laminated glass X is 0.25 or more, and a solar transmittance of the laminated glass X is 50% or less.Type: ApplicationFiled: July 14, 2020Publication date: August 11, 2022Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Shougo YOSHIDA, Tatsuya IWAMOTO, Yuuma TAKEDA, Shingo OKAZAWA, Kinryou CHOU
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Publication number: 20220161523Abstract: A thermoplastic film 10 is a thermoplastic film comprising a light-emitting layer 11, wherein the light-emitting layer 11 comprises a thermoplastic resin and a light-emitting material that emits light by being irradiated with excitation light, and a change in yellowness of laminated glass obtained by bonding two sheets of clear glass in accordance with JIS R 3211 (1998) having a thickness of 2.5 mm with the thermoplastic film interposed therebetween after conducting a light resistance test for 2000 hours based on JIS R3205 2005 is 4 or less. The present invention provides a thermoplastic film comprising a light-emitting material, in which the emission intensity is unlikely to lower even when the thermoplastic film is exposed to ultraviolet rays for a long period of time.Type: ApplicationFiled: March 19, 2020Publication date: May 26, 2022Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Yuusuke OOTA, Kinryou CHOU, Daisuke NAKAJIMA, Takanori HAMADA
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Publication number: 20220152992Abstract: A thermoplastic film 10 is a thermoplastic film comprising a light-emitting layer 11, wherein the light-emitting layer 11 comprises a thermoplastic resin and a light-emitting material that emits light by being irradiated with excitation light, and when laminated glass obtained by bonding two sheets of clear glass in accordance with JIS R 3211(1998) having a thickness of 2.5 mm with the thermoplastic film interposed therebetween is irradiated, from one surface, with excitation light, which the light-emitting material is capable of absorbing, in a quantity of light of 7 mW/cm2, a difference between luminance A observed on a side of the one surface and luminance B observed on a side of the other surface, (A-B), is 5 cd/m2 or more.Type: ApplicationFiled: March 19, 2020Publication date: May 19, 2022Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Yuusuke OOTA, Kinryou CHOU, Daisuke NAKAJIMA, Takanori HAMADA
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Publication number: 20220154914Abstract: A thermoplastic film (10) is a thermoplastic film comprising a light-emitting layer (11), wherein the light-emitting layer (11) comprises a thermoplastic resin and a light-emitting material that emits light by being irradiated with excitation light, and a visible light transmittance Tv is 70% or more and a transmittance in the whole region of wavelengths of 400 to 420 nm is 25% or less, as measured for laminated glass obtained by bonding two sheets of clear glass in accordance with JIS R 3211(1998) with the thermoplastic film interposed therebetween.Type: ApplicationFiled: March 19, 2020Publication date: May 19, 2022Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Kinryou CHOU, Yuusuke OOTA, Daisuke NAKAJIMA, Takanori HAMADA
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Patent number: 11276804Abstract: The light emitting structure of the present invention includes a sheet-shaped structure which absorbs excitation light and emits light with wavelength conversion and which has a maximum emission wavelength of 400 nm or more; and an antireflection material provided on a side surface of the sheet-shaped structure.Type: GrantFiled: September 27, 2018Date of Patent: March 15, 2022Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Shougo Yoshida, Yuusuke Oota, Yasuyuki Izu, Daizou Ii, Masaki Matsudou, Kinryou Chou, Daisuke Nakajima
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Publication number: 20210316532Abstract: An interlayer film for laminated glass of the present invention comprises at least an absorption region in which a skin absorption energy rate (X1) of a laminated glass is 25% or less, provided that the laminated glass is produced using two clear glass plates having a solar transmittance of 87.3% based on JIS R 3106.Type: ApplicationFiled: August 23, 2019Publication date: October 14, 2021Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Kazuhiko NAKAYAMA, Yuusuke OOTA, Atsushi NOHARA, Moyuru OKAJIMA, Kinryou CHOU
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Publication number: 20210138765Abstract: An interlayer film for laminated glass of the present invention comprises: a resin; a colorant; and a heat shielding material, wherein the interlayer film for laminated glass has a colored region in which a visible light transmittance of a laminated glass is 6% or more and 50% or less, provided that the laminated glass is produced using two clear glass plates having a visible light transmittance of 90.4% in conformity with JIS R 3202: 2011.Type: ApplicationFiled: April 16, 2019Publication date: May 13, 2021Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Atsushi NOHARA, Kinryou CHOU
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Publication number: 20200276794Abstract: Provided is an interlayer film for laminated glass capable of suppressing double images, and making the moisture resistance of the laminated glass exposed to high temperature and high humidity uniform at one end and the other end of the interlayer film. The interlayer film for laminated glass according to the present invention is an interlayer film for laminated glass, being wedge-like shaped and containing an amphiphile or a surfactant, and when a high temperature and high humidity test for laminated glass is executed, a whitening distance at the one end and the other end of the interlayer film is 15 mm or less, and when a whitening distance at the one end of the interlayer film is more than 0 mm, a value of (whitening distance at the other end of the interlayer film×thickness of the other end of the interlayer film)/(whitening distance at the one end of the interlayer film×thickness of the one end of the interlayer film) is 0.70 or more.Type: ApplicationFiled: December 18, 2018Publication date: September 3, 2020Inventors: Yuusuke Oota, Kazuhiko Nakayama, Kinryou Chou
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Publication number: 20200274014Abstract: The present invention provides a solar cell system for generating electricity by absorbing sunlight, comprising a sheet-shaped structure comprising a wavelength conversion material and a power generation cell disposed in a peripheral area of the sheet-shaped structure, wherein the wavelength conversion material has an average particle diameter of 10 to 400 nm and a maximum emission wavelength of 500 nm or more. The present invention also provides a sheet-shaped structure used for a solar cell system, comprising a wavelength conversion material having an average particle diameter of 10 to 400 nm and a maximum emission wavelength of 500 nm or more.Type: ApplicationFiled: September 27, 2018Publication date: August 27, 2020Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Yuusuke OOTA, Shougo YOSHIDA, Masaki MATSUDOU, Daizou II, Yasuyuki IZU, Daisuke NAKAJIMA, Kinryou CHOU
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Patent number: D990173Type: GrantFiled: October 22, 2021Date of Patent: June 27, 2023Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Yoshikazu Masuyama, Katsunori Takahashi, Takanori Hamada, Kinryou Chou