Patents by Inventor Kotaro Kaneko
Kotaro Kaneko 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: 20250101005Abstract: An additive represented by the following formula (III): a resin composition comprising a resin and the additive; a transparent member comprising the resin composition; and a method for imparting ultraviolet absorbency and/or a high refractive index to a matrix comprising the matrix and the additive.Type: ApplicationFiled: November 18, 2024Publication date: March 27, 2025Applicant: Miyoshi Oil & Fat Co., Ltd.Inventors: Koji KAWAI, Kotaro KANEKO, Nobuhiro KANEKO, Yuichi SHISHINO, Kuniyoshi OKAMOTO
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Publication number: 20250090437Abstract: Provided are a novel cosmetic compounding agent capable of imparting superior properties such as a water and moisture retention property to a cosmetic for use on the hair and skin; a cosmetic using the cosmetic compounding agent; and a method for producing the cosmetic. The cosmetic compounding agent of the present invention contains an organic ammonium salt having a hydrogen-bonding functional group(s) in a cation and/or an anion.Type: ApplicationFiled: November 13, 2024Publication date: March 20, 2025Inventors: Kotaro KANEKO, Akira YASHITA, Koji KAWAI, Hayato KAWAKAMI, Nobuyo IBA
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Patent number: 12252474Abstract: Provided is an ultraviolet absorber with a high molar extinction coefficient that is particularly superior in heat resistance, odor suppression at the time of thermal decomposition and long-wavelength absorption, as compared to a conventional ultraviolet absorber.Type: GrantFiled: April 27, 2020Date of Patent: March 18, 2025Assignee: MIYOSHI OIL & FAT CO., LTD.Inventors: Nobuhiro Kaneko, Daisuke Nakamura, Kotaro Kaneko, Koji Kawai
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Patent number: 12180190Abstract: Provided is an additive for imparting ultraviolet absorbency, or an additive for imparting a high refractive index, which has satisfactory compatibility with a resin serving as a matrix and can maintain high transparency even if added in high concentrations. Also provided is an additive with which the function of imparting both ultraviolet absorbency and a high refractive index can be realized by means of one kind of additive. This additive is represented by the following Formula (I): wherein at least one of R1a to R9a is a monovalent sulfur-containing group represented by the following Formula (i-1) or Formula (i-2): wherein R10a to R12a each represent a divalent hydrocarbon group or the like; and R13a represents a monovalent hydrocarbon group or the like.Type: GrantFiled: April 25, 2019Date of Patent: December 31, 2024Assignees: MIYOSHI OIL & FAT CO., LTD., TOKAI OPTICAL CO. LTD.Inventors: Koji Kawai, Kotaro Kaneko, Nobuhiro Kaneko, Yuichi Shishino, Kuniyoshi Okamoto
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Resin molding material, method for producing same, and method for producing resin member or the like
Patent number: 12110381Abstract: Provided are a resin molding material, a method for producing same, and a method for producing resin member or the like, said resin molding material being a resin molding material which is capable of reducing a loss of ultraviolet absorber, resulting in less contamination in facilities, minimizing the impact of harmful lights by efficiently absorbing harmful lights in the wavelength region of 380 to 400 nm (to 420 nm), and suppressing the absorption of lights having a wavelength of not shorter than 400 nm (420 nm) which is a primary cause of early-stage yellowing to thereby produce a member having a superior appearance since the ultraviolet absorber is less prone to be sublimed during hot-melt compounding (first/second processing) that requires a high-temperature processing, or during other heat processing. The resin molding material is used in heat processing and comprises a resin and a 2-phenylbenzotriazole derivative that contains a thioether-containing group.Type: GrantFiled: February 25, 2020Date of Patent: October 8, 2024Assignee: MIYOSHI OIL & FAT CO., LTD.Inventors: Kotaro Kaneko, Koji Kawai -
Publication number: 20240294507Abstract: An additive represented by the following formula (IV): a resin composition comprising the additive; a transparent member comprising the resin; and a method for imparting ultraviolet absorbency and/or a high refractive index to a matrix.Type: ApplicationFiled: February 28, 2024Publication date: September 5, 2024Applicant: Miyoshi Oil & Fat Co., Ltd.Inventors: Koji KAWAI, Kotaro KANEKO, Nobuhiro KANEKO, Yuichi SHISHINO, Kuniyoshi OKAMOTO
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Publication number: 20240271055Abstract: Provided is a an additive or composition for imparting lubricity which has high lubricity, is excellent in low-corrosion property, low-temperature fluidity, thermal conductivity, thermal stability, and oxidative stability, and has high flashing point. The lubricant according to the present invention is an additive or composition, wherein the following components (A) an amine or an ammonium compound; and (B) an acid or a salt thereof, have been added therein, wherein at least one of the components (A) and (B) contains a hydrogen-bonding functional group.Type: ApplicationFiled: February 6, 2024Publication date: August 15, 2024Applicant: MIYOSHI OIL & FAT CO., LTD.Inventors: Kotaro KANEKO, Koji KAWAI
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Publication number: 20240218254Abstract: The present invention addresses the problem of providing a novel additive for surface activation and an emulsion composition using same, in which an excellent emulsion stability is obtained. The present invention also addresses the problem of improving the usage feel in a cosmetic and the lubrication performance in a lubricant. This additive for surface activation is one in which the following components (A) and (B) are compounded. (A) An amine or ammonium compound having a hydroxyaliphatic hydrocarbon group that contains one or more hydroxy groups and optionally contains an oxygen atom unassociated with the hydroxy groups; and (B) an unsaturated or branched aliphatic acid having 8 to 22 carbon atoms or a salt thereof. In addition, this emulsion composition is one in which the above additive has been added.Type: ApplicationFiled: April 22, 2022Publication date: July 4, 2024Applicant: MIYOSHI OIL & FAT CO., LTD.Inventors: Akira YASHITA, Kotaro KANEKO, Koji KAWAI
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Patent number: 11945802Abstract: Provided is an additive for imparting ultraviolet absorbency, or an additive for imparting a high refractive index, which has satisfactory compatibility with a resin serving as a matrix and can maintain high transparency even if added in high concentrations. Also provided is an additive with which the function of imparting both ultraviolet absorbency and a high refractive index can be realized by means of one kind of additive. This additive is represented by the following Formula (I): wherein at least one of R1a to R9a is a monovalent sulfur-containing group represented by the following Formula (i-1) or Formula (i-2): wherein R10a to R12a each represent a divalent hydrocarbon group or the like; and R13a represents a monovalent hydrocarbon group or the like.Type: GrantFiled: May 19, 2022Date of Patent: April 2, 2024Assignees: MIYOSHI OIL & FAT CO., LTD., TOKAI OPTICAL CO., LTD.Inventors: Koji Kawai, Kotaro Kaneko, Nobuhiro Kaneko, Yuichi Shishino, Kuniyoshi Okamoto
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Publication number: 20240057587Abstract: Provided are a novel compound and a hydrogen-bonding material treatment agent that are useful for treating various hydrogen-bonding materials such as biological samples. They are an organic ammonium salt and a hydrogen-bonding material treatment agent containing the same. The organic ammonium salt is solid at 25° C., and contains an anion and an ammonium cation represented by the following formula (I): N?RnH4-n??(I) wherein R independently represents, for example, a hydroxyalkyl group in which there is at least one hydroxy group, an alkyl moiety is a linear or branched moiety having 1 to 10 carbon atoms, and the alkyl moiety may contain an oxygen atom(s), and n represents an integer of 0 to 4.Type: ApplicationFiled: October 6, 2020Publication date: February 22, 2024Applicant: MIYOSHI OIL & FAT CO.,LTD.Inventors: Kotaro KANEKO, Koji KAWAI
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Publication number: 20230340356Abstract: Provided is a an additive or composition for imparting lubricity which has high lubricity, is excellent in low-corrosion property, low-temperature fluidity, thermal conductivity, thermal stability, and oxidative stability, and has high flashing point. The lubricant according to the present invention is an additive or composition, wherein the following components (A) an amine or an ammonium compound; and (B) an acid or a salt thereof, have been added therein, wherein at least one of the components (A) and (B) contains a hydrogen-bonding functional group.Type: ApplicationFiled: June 15, 2021Publication date: October 26, 2023Applicant: MIYOSHI OIL & FAT CO., LTD.Inventors: Kotaro KANEKO, Koji KAWAI
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Patent number: 11795151Abstract: Provided is a benzotriazole compound that efficiently absorbs ray having a long wavelength of 360-400 nm, i) having excellent solubility in a monomer of a resin raw material, being dissolvable at a high concentration, polymerizing at excellent reactivity, and yielding a high-molecular-weight resin member and a transparent resin member, or ii) having exceptional heat resistance. This benzotriazole compound is represented by formula (I), where at least one of R1-R9 is represented by formula (i-1), (where R10 and R11 are hydrocarbon groups, etc., and R12 is represented by formula (i-2) or formula (i-3) (in formula (i-2), A1 represents a divalent group selected from nitrogen-Containing groups, oxygen-containing groups, sulfur-containing groups, phosphorus-containing groups, and phenylene groups, and R12a-R12c and X represent hydrocarbon groups, etc.Type: GrantFiled: October 26, 2018Date of Patent: October 24, 2023Assignee: MIYOSHI OIL & FAT CO., LTD.Inventors: Nobuhiro Kaneko, Kotaro Kaneko, Koji Kawai
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Publication number: 20220281851Abstract: Provided is an additive for imparting ultraviolet absorbency, or an additive for imparting a high refractive index, which has satisfactory compatibility with a resin serving as a matrix and can maintain high transparency even if added in high concentrations. Also provided is an additive with which the function of imparting both ultraviolet absorbency and a high refractive index can be realized by means of one kind of additive. This additive is represented by the following Formula (I): wherein at least one of R1a to R9a is a monovalent sulfur-containing group represented by the following Formula (i-1) or Formula (i-2): wherein R10a to R12a each represent a divalent hydrocarbon group or the like; and R13a represents a monovalent hydrocarbon group or the like.Type: ApplicationFiled: May 19, 2022Publication date: September 8, 2022Applicants: Miyoshi Oil & Fat Co., Ltd., Tokai Optical Co., Ltd.Inventors: Koji KAWAI, Kotaro KANEKO, Nobuhiro KANEKO, Yuichi SHISHINO, Kuniyoshi OKAMOTO
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Patent number: 11401400Abstract: To provide a plastic lens which can absorb light with a wavelength of 400 to 420 nm with sufficiently high efficiency but is reduced in the absorption of light with a wavelength of around 420 nm or longer, is less affected by harmful light, suppresses yellow coloration and therefore has excellent appearance, suppresses yellowish discoloration over time, and has excellent heat resistance, light resistance, and also optical performance, particularly an excellent Abbe's number.Type: GrantFiled: October 21, 2015Date of Patent: August 2, 2022Assignees: TOKAI OPTICAL CO., LTD., MIYOSHI OIL & FAT CO., LTD.Inventors: Yuichi Shishino, Shingo Ono, Koji Kawai, Kotaro Kaneko, Nobuhiro Kaneko
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Patent number: 11370780Abstract: Provided is an additive for imparting ultraviolet absorbency, or an additive for imparting a high refractive index, which has satisfactory compatibility with a resin serving as a matrix and can maintain high transparency even if added in high concentrations. Also provided is an additive with which the function of imparting both ultraviolet absorbency and a high refractive index can be realized by means of one kind of additive. This additive is represented by the following Formula (I): wherein at least one of R1a to R9a is a monovalent sulfur-containing group represented by the following Formula (i-1) or Formula (i-2): R10amSH??(i-1) R11anSR12a—SpR13a??(i-2) wherein R10a to R12a each represent a divalent hydrocarbon group or the like; and R13a represents a monovalent hydrocarbon group or the like.Type: GrantFiled: April 25, 2019Date of Patent: June 28, 2022Assignees: MIYOSHI OIL & FAT CO., LTD., TOKAI OPTICAL CO., LTD.Inventors: Koji Kawai, Kotaro Kaneko, Nobuhiro Kaneko, Yuichi Shishino, Kuniyoshi Okamoto
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Publication number: 20220162174Abstract: Provided is an ultraviolet absorber with a high molar extinction coefficient that is particularly superior in heat resistance, odor suppression at the time of thermal decomposition and long-wavelength absorption, as compared to a conventional ultraviolet absorber.Type: ApplicationFiled: April 27, 2020Publication date: May 26, 2022Inventors: Nobuhiro KANEKO, Daisuke NAKAMURA, Kotaro KANEKO, Koji KAWAI
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Publication number: 20220096349Abstract: Provided are a novel cosmetic compounding agent capable of imparting superior properties such as a water and moisture retention property to a cosmetic for use on the hair and skin; a cosmetic using the cosmetic compounding agent; and a method for producing the cosmetic. The cosmetic compounding agent of the present invention contains an organic ammonium salt having a hydrogen-bonding functional group(s) in a cation and/or an anion.Type: ApplicationFiled: February 13, 2020Publication date: March 31, 2022Inventors: Kotaro KANEKO, Akira YASHITA, Koji KAWAI, Hayato KAWAKAMI, Nobuyo IBA
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RESIN MOLDING MATERIAL, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING RESIN MEMBER OR THE LIKE
Publication number: 20220089838Abstract: Provided are a resin molding material, a method for producing same, and a method for producing resin member or the like, said resin molding material being a resin molding material which is capable of reducing a loss of ultraviolet absorber, resulting in less contamination in facilities, minimizing the impact of harmful lights by efficiently absorbing harmful lights in the wavelength region of 380 to 400 nm (to 420 nm), and suppressing the absorption of lights having a wavelength of not shorter than 400 nm (420 nm) which is a primary cause of early-stage yellowing to thereby produce a member having a superior appearance since the ultraviolet absorber is less prone to be sublimed during hot-melt compounding (first/second processing) that requires a high-temperature processing, or during other heat processing. The resin molding material is used in heat processing and comprises a resin and a 2-phenylbenzotriazole derivative that contains a thioether-containing group.Type: ApplicationFiled: February 25, 2020Publication date: March 24, 2022Inventors: Kotaro KANEKO, Koji KAWAI -
Publication number: 20220073702Abstract: Provided is an ultraviolet absorber capable of efficiently absorbing harmful lights in a wavelength region of 380 to 400 nm; and suppressing the absorption of lights having a wavelength of not shorter than 400 nm, which constitutes the cause of yellowing at early stages. The ultraviolet absorber can thus be used to produce a member superior in appearance as being less affected by harmful lights, and has an excellent light resistance, heat resistance and durability accordingly. The highly light-resistant ultraviolet absorber of the present invention is comprised of a 2-phenylbenzotriazole derivative that contains a thioaryl ring group or the like and is represented by, for example, the following formula (1): PhBzT1a-S—X1a—(R1a)l??(1) wherein PhBzT1a represents a substituted or unsubstituted 2-phenylbenzotriazole skeleton bonded to a thioaryl ring group (—S—X1a— . . .Type: ApplicationFiled: December 12, 2019Publication date: March 10, 2022Inventors: Koji KAWAI, Akira YASHITA, Nobuhiro KANEKO, Kotaro KANEKO
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Publication number: 20220049092Abstract: Provided is a polycarbonate resin composition having excellent impact strength, molding residence stability, and dry heat resistance and that maintains high total light transmittance while suppressing light transmittance in a specific ultraviolet region, that is, harmful wavelengths near 420 nm. The polycarbonate resin composition of the present disclosure includes 0.1-1.5 mass part of an additive (B) per 100 mass parts of a polycarbonate resin (A) having a viscosity average molecular weight of 21,000-26,000 and includes 0.Type: ApplicationFiled: February 25, 2020Publication date: February 17, 2022Applicants: TEIJIN LIMITED, MIYOSHI OIL & FAT CO., LTD.Inventors: Yoji OHIRA, Hiroshi SHUTO, Seiichi TANABE, Hideki ISSHIKI, Koji KAWAI, Kotaro KANEKO, Nobuhiro KANEKO, Akira YASHITA, Daisuke NAKAMURA