Patents by Inventor Kentaro Ishihara
Kentaro Ishihara 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: 11306180Abstract: Provided are a polycarbonate having an appropriate refractive index and an appropriate Abbe number, and comprehensively excelling in heat resistance, total light transmittance, and hue, and a molded article thereof. The polycarbonate includes a constituent unit represented by Formula [I] and a constituent unit having a hydrocarbon group containing a cyclic structure. In Formula [I], R1 and R2 each independently denote a hydrocarbon group, and each R3 independently denotes a hydrogen atom, a heteroatom-containing group, a halogen atom-containing group, a linear alkyl group having from 1 to 6 carbon atoms, a branched alkyl group having from 3 to 6 carbon atoms, or a group including an aryl group and having from 6 to 12 carbon atoms.Type: GrantFiled: March 8, 2019Date of Patent: April 19, 2022Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Munenori Shiratake, Kentaro Ishihara, Koji Hirose, Shinya Ikeda, Noriyuki Kato, Mitsuteru Kondo, Shoko Suzuki, Kensuke Oshima, Shuya Nagayama, Masahiro Kanda
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Publication number: 20220105497Abstract: An organic substance decomposition catalyst that contains a perovskite-type complex oxide denoted by a formula AxByMzOw, where A includes Ba, B includes Zr, M represents Mn and Co, a composition ratio of Mn to Co is represented by Mn:Co=z1:z2, z=z1+z2, y+z=1.000, 0.100?z1+z2?0.200, 0.00<z1/(z1+z2)<0.75, and w represents a positive value satisfying electrical neutrality.Type: ApplicationFiled: December 17, 2021Publication date: April 7, 2022Inventors: Nario SUGAHARA, Kentaro ISHIHARA, Akihiro TAKEUCHI, Hideto SATO
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Publication number: 20220106483Abstract: A thermoplastic resin composition that cuts visible light and has infrared light transmittance. A thermoplastic resin composition including a thermoplastic resin and a coloring material, wherein the refractive index at a wavelength of 894 nm is 1.60 or greater, and when the thickness of the thermoplastic resin composition is 1 mm, the maximum value of the transmittance of wavelengths of 380 nm-630 nm is greater than 0% and less than or equal to 1.00%, and the average transmittance of wavelengths of 840 nm-940 nm is greater than or equal to 80%.Type: ApplicationFiled: December 24, 2019Publication date: April 7, 2022Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Atsushi MOTEGI, Kentaro ISHIHARA, Katsushi NISHIMORI, Shinya IKEDA, Noriyuki KATO, Mitsuteru KONDO, Kensuke OSHIMA, Masahiro KANDA, Shoko SUZUKI, Tatsunobu OGATA, Mitsutake SUEMATSU
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Patent number: 11286342Abstract: A polycarbonate resin having a high refractive index, low Abbe number, and high moist heat resistance that includes structural units represented by general formula (1):Type: GrantFiled: July 29, 2020Date of Patent: March 29, 2022Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Noriyuki Kato, Mitsuteru Kondo, Kentaro Ishihara, Munenori Shiratake, Koji Hirose, Shinya Ikeda, Kensuke Oshima, Shuya Nagayama, Shoko Suzuki
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Publication number: 20220080391Abstract: An organic material decomposition catalyst that contains BaCO3 and a perovskite composite oxide represented by AxByMzOw, wherein A contains Ba, B contains Zr, and M denotes Mn. A peak intensity I(BaCO3(111)) of BaCO3(111) of the BaCO3 and a peak intensity I(BaZrO3(110)) of a perovskite composite oxide AxByMzOw(110) of the perovskite composite oxide represented by AxByMzOw, each determined by X-ray diffractometry of the organic material decomposition catalyst, have a ratio I(BaCO3(111))/I(BaZrO3(110)) in a range of 0.022 to 0.052. In another aspect, in the perovskite composite oxide represented by AxByMzOw, 1.01?x?1.06, 0.1?z?0.125, and y+z=1 are satisfied, w denotes a positive value that satisfies electroneutrality, and the organic material decomposition catalyst has a specific surface area in the range of 12.3 to 16.9 m2/g.Type: ApplicationFiled: November 30, 2021Publication date: March 17, 2022Inventors: Nario Sugahara, Kentaro Ishihara, Hideto Sato
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Publication number: 20220043183Abstract: Provided is an optical lens formed by integrally molding a lens part that is an optically effective portion and has a light incidence/emission surface, and a lens edge part that is an optically ineffective portion and has a surface thereof except the light incidence/emission surface. The lens edge part includes a non-transparent region in part or all thereof, the lens part and the lens edge part include a thermoplastic resin, and the non-transparent region in the lens edge part contains a total of 0.1-5 mass % of one or more of a black dye and a black pigment.Type: ApplicationFiled: December 24, 2019Publication date: February 10, 2022Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Atsushi MOTEGI, Kentaro ISHIHARA, Katsushi NISHIMORI, Shinya IKEDA, Noriyuki KATO, Mitsuteru KONDO, Kensuke OSHIMA, Masahiro KANDA, Shoko SUZUKI, Tatsunobu OGATA, Mitsutake SUEMATSU
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Patent number: 11236062Abstract: Provided is a method for industrially producing 5-(bromomethyl)-1-benzothiophene. The production method according to the present invention comprises: (1) a step for introducing 5-methyl-1-benzothiophene, a brominating agent, and a solvent into a reactor; (2) a step for emitting light having a wavelength range of 200-780 nm inside the reactor; and (3) a step for recovering 5-(bromomethyl)-1-benzothiophene from the reactor.Type: GrantFiled: March 30, 2017Date of Patent: February 1, 2022Assignees: FUJIFILM Toyama Chemical Co., Ltd., FUJIFILM CORPORATIONInventors: Kentaro Ishihara, Tsuyoshi Arai
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Publication number: 20220025110Abstract: Provided is an optical resin composition for lenses that contains a resin having a structural unit represented by formula (1), and a binaphthalene compound and/or a binaphthalene compound oligomer having a structural unit represented by formula (2). A, p, K1, K2, Z, and q in formula (1) are as described in the present specification. R1-R10, a, and b in formula (2) are as described in the present specification.Type: ApplicationFiled: December 23, 2019Publication date: January 27, 2022Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Mitsutake SUEMATSU, Atsushi MOTEGI, Kentaro ISHIHARA, Katsushi NISHIMORI, Shinya IKEDA, Noriyuki KATO, Mitsuteru KONDO, Kensuke OSHIMA, Masahiro KANDA, Shoko SUZUKI, Tatsunobu OGATA
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Publication number: 20210371367Abstract: The present invention relates to triarylmethane compounds of the formula (I), which suitable as monomers for preparing thermoplastic resins having beneficial optical properties and which can be used for producing optical devices. R1, R2 are e.g. hydrogen; Y is an alkylene group having 2, 3 or 4 carbon atoms, Ar is selected from mono- or polycyclic aryl and mono- or polycyclic hetaryl; X1, X2, X3, X4 are CH, C—Rx or N, provided that in each ring at most two of X1, X2, X3, X4 are N; Rx is e.g. halogen, CN or CH?CH2. The invention also relates to thermoplastic resins comprising a polymerized unit of the compound of formula (I).Type: ApplicationFiled: February 1, 2019Publication date: December 2, 2021Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Karl Reuter, Vasyl Andrushko, Mark Kantor, Florian Stolz, Munenori Shiratake, Kentaro Ishihara, Koji Hirose, Shinya Ikeda, Noriyuki Kato, Mitsuteru Kondo, Shoko Suzuki, Kensuke Oshima
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Publication number: 20210363295Abstract: The present application provides a polycarbonate resin composition which has a high refractive index and a low Abbe number, and high thermal stability. The polycarbonate resin composition according to one embodiment of the present application includes a polycarbonate resin and an antioxidant, wherein the polycarbonate resin contains a constituent unit represented by general formula (1) (in general formula (1), X represents an alkylene group having 1-4 carbon atoms, and a and b each independently represent an integer of 1-10), and the antioxidant content is 1-3000 ppm.Type: ApplicationFiled: January 18, 2019Publication date: November 25, 2021Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Munenori SHIRATAKE, Kentaro ISHIHARA, Koji HIROSE, Shinya IKEDA, Noriyuki KATO, Mitsuteru KONDO, Shoko SUZUKI, Kensuke OSHIMA, Shuya NAGAYAMA
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Publication number: 20210355058Abstract: The present invention relates to compounds of the formula (I), which are suitable as monomers for preparing thermoplastic resins having beneficial optical properties and which can be used for producing optical devices: where A1, A2 are selected from mono- or bicyclic aromatic radicals and mono- or bicyclic heteroaromatic radicals, X represents e.g. a single bond, O, NH, CR6R7, Y is e.g. absent or represents a single bond, O, NH, CR8R9; R1, R2 are hydrogen, a radical Ar? or a radical Ra; R3 is Alk, O-Alk?-, O-Alk?-[O-Alk?]0, O—CH2—Ar—C(O)—, O—C(O)—Ar—C(O)— or O-Alk-C(O)—, where in the last five moieties the left O is bound to A1 and A2, respectively, m, n are 0, 1 or 2; o is an integer from 1 to 10; R4, R5 are e.g. selected from CN and a radical Ra; R6, R8 are e.g. selected from hydrogen, a radical Ar? and a radical Ra; R7, R9 are e.g. selected from hydrogen, C1-C4-alkyl and a radical Ar?; Ra is selected from the group consisting of C?C—R11 and Ar—C?C—R11; R11 is e.g.Type: ApplicationFiled: October 18, 2019Publication date: November 18, 2021Inventors: Munenori Shiratake, Kentaro Ishihara, Koji Hirose, Shinya Ikeda, Noriyuki Kato, Mitsuteru Kondo, Shoko Murata, Kensuke Oshima, Florian Stolz
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Publication number: 20210340317Abstract: The present invention relates to compounds of the formula (I), which are suitable as monomers for preparing thermoplastic resins having beneficial optical properties and which can be used for producing optical devices. In Formula (I), A1, A2 are selected from mono- or bicyclic aromatic radicals and mono- or bicyclic heteroaromatic radicals; X represents e.g. a single bond, O, NH, CR6R7; Y is e.g. absent or represents a single bond, O, NH, CR8R9; R1, R2 are hydrogen, a radical Ar? or a radical Ra; R3 is Alk, O-Alk?-, O-Alk?-[O-Alk?]o, O—CH2—Ar—C(O)—, O—C(O)—Ar—C(O)— or O-Alk-C(O)—, where in the last five moieties the left O is bound to A1 and A2, respectively; m, n are 0, 1 or 2; o is an integer from 1 to 10; R4, R5 are e.g. selected from CN and a radical Ra; R6, R8 are e.g. selected from hydrogen, a radical Ar? and a radical Ra; R7, R9 are e.g. selected from hydrogen, C1-C4-alkyl and a radical Ar?; Ra is selected from the group consisting of C?C—R11 and Ar—C?C—R11; R11 is e.g.Type: ApplicationFiled: October 18, 2019Publication date: November 4, 2021Inventors: Karl REUTER, Vasyl ANDRUSHKO, Mark KANTOR, Florian STOLZ, Philipp KOSCHKER, Munenori SHIRATAKE, Kentaro ISHIHARA, Koji HIROSE, Shinya IKEDA, Noriyuki KATO, Mitsuteru KONDO, Shoko SUZUKI, Kensuke OSHIMA
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Patent number: 11132205Abstract: An electronic control device is configured to execute processing unit execution operation while executing processing part activation operation. In the processing part activation operation, the activation main processing is performed separately on each of a plurality of processing parts included in a control program, and a start address of a processing unit that is included in a processing part for which the activation main processing has been completed is switched from invalid to valid, in ascending order of the lengths of activation time demanded of the processing parts to be ready for execution. In the processing unit execution operation, a processing unit that is associated with a start address switched to valid is executed.Type: GrantFiled: October 10, 2019Date of Patent: September 28, 2021Assignee: Mitsubishi Electric CorporationInventor: Kentaro Ishihara
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Patent number: 11072573Abstract: The present invention relates to binaphthyl compounds of the formula (I), which are suitable as monomers for preparing polycarbonate resins having beneficial optical properties and which can be used for producing optical lenses: Formula (I) where X is C2-C4-alkandiyl or C1-C4-alkandiyl-C(O)—, where C(O) is bound to the oxygen atom of the hydroxyl group and where C2-C4-alkandiyl or C1-C4-alkandiyl, respectively, are unsubstituted or carry a phenyl ring; R and R? are identical or different and selected from mono or polycyclic aryl having from 6 to 36 carbon atoms and mono- or polycyclic hetaryl having a total of 5 to 36 atoms, which are ring members, where 1, 2, 3 or 4 of these atoms are selected from nitrogen, sulfur and oxygen, while the remainder of these atoms are carbon atoms, where mono- or polycyclic aryl and mono- or polycyclic hetaryl are unsubstituted or carry 1 or 2 radicals Ra, which are selected from the group consisting of CN, CH3, OCH3, O-phenyl, O-naphthyl, S-phenyl, S-naphthyl, CI or F; and, ifType: GrantFiled: August 29, 2018Date of Patent: July 27, 2021Assignee: Reuter Chemische Apparatebau E.K.Inventors: Karl Reuter, Vasyl Andrushko, Mark Kantor, Florian Stolz, Noriyuki Kato, Mitsuteru Kondo, Munenori Shiratake, Kentaro Ishihara, Shinya Ikeda, Shoko Suzuki, Koji Hirose, Kensuke Oshima, Shuya Nagayama
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Patent number: 11002883Abstract: The present invention provides a resin composition comprising a thermoplastic resin comprising a constituting unit (A) derived from a compound represented by the following general formula (1), wherein the resin composition comprises an ultraviolet absorber in an amount of 2,000 ppm to 40,000 ppm:Type: GrantFiled: November 2, 2016Date of Patent: May 11, 2021Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Noriyuki Kato, Mitsuteru Kondo, Munenori Shiratake, Kentaro Ishihara, Koji Hirose, Shinya Ikeda
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Patent number: 10962793Abstract: The present invention provides a method for producing a thermoplastic resin by reacting reactants comprising a dihydroxy compound. In this production method, the dihydroxy compound comprises a dihydroxy compound represented by the following formula (1), and at least one of a compound represented by the following formula (A), a compound represented by the following formula (B), and a compound represented by the following formula (C), wherein the total weight of the compound represented by the formula (A), the compound represented by the formula (B), and the compound represented by the formula (C) is 1,500 ppm or more, based on the weight (100 parts by weight) of the dihydroxy compound represented by the formula (1).Type: GrantFiled: April 12, 2019Date of Patent: March 30, 2021Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Noriyuki Kato, Mitsuteru Kondo, Munenori Shiratake, Kentaro Ishihara, Koji Hirose, Shinya Ikeda
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Patent number: 10955680Abstract: The present invention provides a method for producing a thermoplastic resin by reacting reactants comprising a dihydroxy compound. In this production method, the dihydroxy compound comprises a dihydroxy compound represented by the following formula (1), and at least one of a compound represented by the following formula (A), a compound represented by the following formula (B), and a compound represented by the following formula (C), wherein the total weight of the compound represented by the formula (A), the compound represented by the formula (B), and the compound represented by the formula (C) is 1,500 ppm or more, based on the weight (100 parts by weight) of the dihydroxy compound represented by the formula (1).Type: GrantFiled: November 2, 2016Date of Patent: March 23, 2021Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Noriyuki Kato, Mitsuteru Kondo, Munenori Shiratake, Kentaro Ishihara, Koji Hirose, Shinya Ikeda
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Patent number: 10934206Abstract: A technical object of the present invention is to devise a top plate for a cooking appliance that can suppress proliferation of bacteria or mold. In order to achieve the technical object, the top plate for a cooking appliance of the present invention includes: a crystallized glass substrate having a cooking surface on which a cooking device is placed; and a decorative layer formed on the cooking surface, in which the decorative layer includes 30 vol % to 100 vol % of ZnO—B2O3-based glass and 0 vol % to 70 vol % of refractory filler powder.Type: GrantFiled: February 18, 2016Date of Patent: March 2, 2021Assignee: NIPPON ELECTRIC GLASS CO., LTD.Inventor: Kentaro Ishihara
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Publication number: 20210053030Abstract: A supported catalyst for decomposing an organic substance that includes a support and a catalyst particle supported on the support. The catalyst particle contains a perovskite-type composite oxide represented by AxByMzOw, where the A contains at least one selected from Ba and Sr, the B contains Zr, the M is at least one selected from Mn, Co, Ni and Fe, y+z=1, x?0.995, z?0.4, and w is a positive value satisfying electrical neutrality. A film thickness of a catalyst-supporting film supported on the support and containing the catalyst particle is 5 ?m or more, or a supported amount as determined by normalizing a mass of the catalyst particle supported on the support by a volume of the support is 45 g/L or more.Type: ApplicationFiled: November 10, 2020Publication date: February 25, 2021Inventors: Satoshi Kuretake, Kentaro Ishihara, Nario Sugahara
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Publication number: 20210054143Abstract: Provided are a polycarbonate having an appropriate refractive index and an appropriate Abbe number, and comprehensively excelling in heat resistance, total light transmittance, and hue, and a molded article thereof. The polycarbonate includes a constituent unit represented by Formula [I] and a constituent unit having a hydrocarbon group containing a cyclic structure. In Formula [I], R1 and R2 each independently denote a hydrocarbon group, and each R3 independently denotes a hydrogen atom, a heteroatom-containing group, a halogen atom-containing group, a linear alkyl group having from 1 to 6 carbon atoms, a branched alkyl group having from 3 to 6 carbon atoms, or a group including an aryl group and having from 6 to 12 carbon atoms.Type: ApplicationFiled: March 8, 2019Publication date: February 25, 2021Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Munenori SHIRATAKE, Kentaro ISHIHARA, Koji HIROSE, Shinya IKEDA, Noriyuki KATO, Mitsuteru KONDO, Shoko SUZUKI, Kensuke OSHIMA, Shuya NAGAYAMA, Masahiro KANDA