Patents by Inventor Yosuke Ishima
Yosuke Ishima 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: 11780990Abstract: A particulate ultraviolet absorber is provided and includes a predetermined triazine-based compound, in which in a case where a loose bulk density is denoted by D1 and a tight bulk density is denoted by D2, which are measured under predetermined measurement condition, compressibility represented by [(D2?D1)/D2]×100 is 5.0% or more and 40% or less.Type: GrantFiled: March 25, 2019Date of Patent: October 10, 2023Assignee: ADEKA CORPORATIONInventors: Yosuke Ishima, Kohei Omori
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Publication number: 20220119631Abstract: Provided are: a cellulose nanofiber-containing additive composition which can inhibit coloring of a molded article under a high-temperature environment; a thermoplastic resin composition containing the same; and a molded article of the thermoplastic resin composition. The additive composition contains: (A) cellulose nanofibers; and (B) an alcohol compound having 4 to 60 carbon atoms (excluding a phenolic compound), and the content of the (B) alcohol compound having 4 to 60 carbon atoms is 0.01 to 100 parts by mass with respect to 100 parts by mass of the (A) cellulose nanofibers.Type: ApplicationFiled: January 10, 2020Publication date: April 21, 2022Applicant: ADEKA CORPORATIONInventors: Yosuke ISHIMA, Mariko YAMAZAKI
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Publication number: 20210017360Abstract: A particulate ultraviolet absorber is provided and includes a predetermined triazine-based compound, in which in a case where a loose bulk density is denoted by D1 and a tight bulk density is denoted by D2, which are measured under predetermined measurement condition, compressibility represented by [(D2?D1)/D2]×100 is 5.0% or more and 40% or less.Type: ApplicationFiled: March 25, 2019Publication date: January 21, 2021Applicant: ADEKA CORPORATIONInventors: Yosuke ISHIMA, Kohei OMORI
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Patent number: 10517289Abstract: Disclosed is an insect-proofing film and an insect-proofing cover capable of preventing flying insects from being attracted to or flying toward light-emitting elements, indoor space, and crops, and more specifically, provides an insect-proofing film and an insect-proofing cover wherein the insect-proofing film/insect-proofing cover includes at least one type of triazine-based compound represented by formula (1). (In formula (1), R1 to R3 each represent a C1-12 linear or branched alkyl group, etc.; and R4 to R6 each represent a C1-8 alkyl group, a C2-8 alkenyl group, etc.Type: GrantFiled: March 4, 2016Date of Patent: December 31, 2019Assignee: ADEKA CORPORATIONInventors: Yosuke Ishima, Kohei Omori, Taro Sampei
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Patent number: 9982080Abstract: A photocurable composition contains at least one ultraviolet absorber represented by Formula (1), and a hard coating agent including the photocurable composition. wherein R1, R2 and R3 may be the same as or different from each other and represent a branched or linear alkyl group with 1-20 carbon atoms and is substituted with a (meth)acryloyloxy group; the alkyl group may be substituted with a hydroxyl group, an alkoxy group having 1-8 carbon atoms, or an acyloxy group having 1-8 carbon atoms; the alkyl group may be interrupted by an oxygen atom, a sulfur atom, a carbonyl group, an ester group, an amide group, or an imide group; and R4, R5 and R6 may be the same as or different from each other and represent a hydrogen atom, a halogen atom, a hydroxyl group, an alkyl group having 1-12 carbon atoms, or an alkoxy group having 1-12 carbon atoms.Type: GrantFiled: March 5, 2013Date of Patent: May 29, 2018Assignee: ADEKA CORPORATIONInventors: Tetsuo Kamimoto, Satoshi Masuda, Fumihiko Sato, Yosuke Ishima
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Patent number: 9969702Abstract: A novel compound excellent in heat resistance, resistance to volatilization, and compatibility with a resin component and useful as a UV absorber and a synthetic resin composition containing the compound are provided. Specifically provided are a triazine compound of general formula (1), preferably general formula (2) and a synthetic resin composition containing 0.001 to 20 parts by mass of the compound per 100 parts by mass of a synthetic resin. The details of formulae (1) and (2) are as defined in the description.Type: GrantFiled: December 1, 2015Date of Patent: May 15, 2018Assignee: ADEKA CORPORATIONInventors: Yosuke Ishima, Mio Tanabe, Masahiro Oishi, Takashi Mutou
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Publication number: 20180042217Abstract: Disclosed is an insect-proofing film and an insect-proofing cover capable of preventing flying insects from being attracted to or flying toward light-emitting elements, indoor space, and crops, and more specifically, provides an insect-proofing film and an insect-proofing cover wherein the insect-proofing film/insect-proofing cover includes at least one type of triazine-based compound represented by formula (1). (In formula (1), R1 to R3 each represent a C1-12 linear or branched alkyl group, etc.; and R4 to R6 each represent a C1-8 alkyl group, a C2-8 alkenyl group, etc.Type: ApplicationFiled: March 4, 2016Publication date: February 15, 2018Inventors: Yosuke ISHIMA, Kohei OMORI, Taro SAMPEI
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Publication number: 20170327475Abstract: A novel compound excellent in heat resistance, resistance to volatilization, and compatibility with a resin component and useful as a UV absorber and a synthetic resin composition containing the compound are provided. Specifically provided are a triazine compound of general formula (1), preferably general formula (2) and a synthetic resin composition containing 0.001 to 20 parts by mass of the compound per 100 parts by mass of a synthetic resin. The details of formulae (1) and (2) are as defined in the description.Type: ApplicationFiled: December 1, 2015Publication date: November 16, 2017Inventors: Yosuke ISHIMA, Mio TANABE, Masahiro OISHI, Takashi MUTOU
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Publication number: 20150329684Abstract: Provided is a light-blocking film capable of efficiently blocking ultraviolet radiation in a long wavelength region of 380 nm to 400 nm with the use of a small amount of an ultraviolet absorber added thereto. The light-blocking film is characterized by comprising at least one triazine compound represented by the following Formula (1) as an ultraviolet absorber or having the triazine compound coated thereon: (wherein, R1 to R3 may be the same or different and each represent a linear or branched alkyl group having 1 to 12 carbon atoms or the like, with a proviso that the alkyl group and the like are optionally substituted with a hydroxy group or the like and optionally interrupted by an oxygen atom, a sulfur atom, a carbonyl group, an ester group, an amide group or an imino group, the substitution and interruption optionally existing in combination; and R4 to R6 may be the same or different and each represent an alkyl group having 1 to 8 carbon atoms or an alkenyl group having 2 to 8 carbon atoms).Type: ApplicationFiled: December 5, 2013Publication date: November 19, 2015Applicant: ADEKA CORPORATIONInventors: Tetsuo KAMIMOTO, Yosuke ISHIMA, Masahiro OISHI
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Publication number: 20150005441Abstract: A photocurable composition contains at least one ultraviolet absorber represented by Formula (1), and a hard coating agent including the photocurable composition. wherein R1, R2 and R3 may be the same as or different from each other and represent a branched or linear alkyl group with 1-20 carbon atoms and is substituted with a (meth)acryloyloxy group; the alkyl group may be substituted with a hydroxyl group, an alkoxy group having 1-8 carbon atoms, or an acyloxy group having 1-8 carbon atoms; the alkyl group may be interrupted by an oxygen atom, a sulfur atom, a carbonyl group, an ester group, an amide group, or an imide group; and R4, R5 and R6 may be the same as or different from each other and represent a hydrogen atom, a halogen atom, a hydroxyl group, an alkyl group having 1-12 carbon atoms, or an alkoxy group having 1-12 carbon atoms.Type: ApplicationFiled: March 5, 2013Publication date: January 1, 2015Applicant: ADEKA CORPORATIONInventors: Tetsuo Kamimoto, Satoshi Masuda, Fumihiko Sato, Yosuke Ishima
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Patent number: 8372907Abstract: A stabilizer for chlorine-containing resins of the invention consists of a polyol mixture composed of pentaerythritol and condensates thereof, wherein, with respect to the total amount of the polyol mixture, the content of pentaerythritol having a degree of condensation (n) of 1 is 0 to 10% by mass and the total content of pentaerythritol and condensates thereof having a degree of condensation (n) of 1 to 3 is 5 to 30% by mass. A chlorine-containing resin composition of the invention contains, with respect to 100 parts by mass of a chlorine-containing resin, 0.01 to 10 parts by mass of the above-mentioned stabilizer for chlorine-containing resins.Type: GrantFiled: November 17, 2008Date of Patent: February 12, 2013Assignee: Adeka CorporationInventors: Masashi Harada, Taro Mitsudera, Yosuke Ishima, Yuki Hayashi
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Publication number: 20100256278Abstract: A stabilizer for chlorine-containing resins of the invention consists of a polyol mixture composed of pentaerythritol and condensates thereof, wherein, with respect to the total amount of the polyol mixture, the content of pentaerythritol having a degree of condensation (n) of 1 is 0 to 10% by mass and the total content of pentaerythritol and condensates thereof having a degree of condensation (n) of 1 to 3 is 5 to 30% by mass. A chlorine-containing resin composition of the invention contains, with respect to 100 parts by mass of a chlorine-containing resin, 0.01 to 10 parts by mass of the above-mentioned stabilizer for chlorine-containing resins.Type: ApplicationFiled: November 17, 2008Publication date: October 7, 2010Applicant: ADEKA CORPORATIONInventors: Masashi Harada, Taro Mitsudera, Yosuke Ishima, Yuki Hayashi