Patents by Inventor Masayoshi TOKUDA
Masayoshi TOKUDA 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: 20230350108Abstract: There are provided a layered body and a display device including the same, the layered body including a substrate layer and a resin layer disposed on at least one surface of the substrate layer, in which the resin layer contains a light scattering agent (A), and, when the contact angle of the substrate layer with respect to diiodomethane is indicated by ?s (°) and the contact angle of the resin layer with respect to diiodomethane is indicated by ?r (°), the following formula: |?s - ?r| ? 21 is satisfied.Type: ApplicationFiled: August 12, 2021Publication date: November 2, 2023Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Masayoshi TOKUDA, Yoshihiro HARADA, Yoshifumi KOMATSU
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Publication number: 20230340289Abstract: The photosensitive composition according to the present invention is a photosensitive composition including a semiconductor particle (A), a photopolymerizable compound (C) and a photopolymerization initiator (D), in which the photosensitive composition satisfies any one or more of the following (a) to (c): (a) the photosensitive composition further includes a stabilizer (E), and a content of the stabilizer (E) is 8% by mass or more based on the total amount of the photosensitive composition; (b) the photopolymerizable compound (C) includes a (meth)acrylate compound (C1) having a molecular weight of 180 or less; and (c) the photopolymerizable compound (C) includes a compound (C2) having a vinyl ether group and a (meth)acryloyl group in the same molecule.Type: ApplicationFiled: June 27, 2023Publication date: October 26, 2023Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Tomohiro FUKUURA, Yoshihiro HARADA, Yoshifumi KOMATSU, Masayoshi TOKUDA
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Publication number: 20230257571Abstract: There is provided a resin composition containing a resin (A), a light scattering agent (B), a solvent (C), and a leveling agent (H), in which the content ratio of the solvent (C) is 40% by mass or more and less than 74% by mass based on the total amount of the resin composition, and the content ratio of the leveling agent (H) is 0.01% by mass or more and 1% by mass or less based on the total amount of the resin composition.Type: ApplicationFiled: August 12, 2021Publication date: August 17, 2023Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Masayoshi TOKUDA, Yoshihiro HARADA, Yoshifumi KOMATSU
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Publication number: 20230213690Abstract: There are provided a layered body and a display device including the same, the layered body including a substrate layer and a resin layer disposed on at least one surface of the substrate layer, in which the resin layer contains a light scattering agent (A), and, when the surface tension of the substrate layer is indicated by ?s (mN/m), and the surface tension of the resin layer is indicated by ?r (mN/m), the following formula: |?s??r|?11.0 is satisfied.Type: ApplicationFiled: August 12, 2021Publication date: July 6, 2023Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Masayoshi TOKUDA, Yoshihiro HARADA, Yoshifumi KOMATSU
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Publication number: 20230095579Abstract: A curable resin composition containing quantum dots (A), a resin (B), a photopolymerizable compound (C), a photopolymerization initiator (D), an antioxidant (E), and a solvent (F), wherein a water content based on a total mass of the curable resin composition is 50 ppm or more and less than 5000 ppm.Type: ApplicationFiled: March 19, 2021Publication date: March 30, 2023Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Masayoshi TOKUDA, Yoshihiro HARADA, Yoshifumi KOMATSU
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Publication number: 20230099979Abstract: There is provided a curable resin composition containing quantum dots (A), a resin (B), a photopolymerizable compound (C), and a photopolymerization initiator (D), in which the photopolymerization initiator (D) contains an oxime compound having a first molecular structure represented by the formula (1).Type: ApplicationFiled: March 19, 2021Publication date: March 30, 2023Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Yoshihiro HARADA, Masayoshi TOKUDA, Yoshifumi KOMATSU
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Publication number: 20230083182Abstract: The photosensitive composition according to the present invention is a photosensitive composition including a semiconductor particle (A), a photopolymerizable compound (C) and a photopolymerization initiator (D), in which the photosensitive composition satisfies any one or more of the following (a) to (c): (a) the photosensitive composition further includes a stabilizer (E), and a content of the stabilizer (E) is 8% by mass or more based on the total amount of the photosensitive composition; (b) the photopolymerizable compound (C) includes a (meth)acrylate compound (C1) having a molecular weight of 180 or less; and (c) the photopolymerizable compound (C) includes a compound (C2) having a vinyl ether group and a (meth)acryloyl group in the same molecule.Type: ApplicationFiled: November 8, 2022Publication date: March 16, 2023Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Tomohiro FUKUURA, Yoshihiro HARADA, Yoshifumi KOMATSU, Masayoshi TOKUDA
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Publication number: 20230074438Abstract: Provided is a curable resin composition containing quantum dots (A), a compound (B-1) having a first functional group and a second functional group, a resin (C), a photopolymerizable compound (D), and a photopolymerization initiator (E), wherein the first functional group is a carboxy group and the second functional group is a carboxy group or a thiol group.Type: ApplicationFiled: March 19, 2021Publication date: March 9, 2023Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Masayoshi TOKUDA, Yoshihiro HARADA, Yoshifumi KOMATSU
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Publication number: 20230034267Abstract: The photosensitive composition according to the present invention is a photosensitive composition including a semiconductor particle (A), a photopolymerizable compound (C) and a photopolymerization initiator (D), in which the photosensitive composition satisfies any one or more of the following (a) to (c): (a) the photosensitive composition further includes a stabilizer (E), and a content of the stabilizer (E) is 8% by mass or more based on the total amount of the photosensitive composition; (b) the photopolymerizable compound (C) includes a (meth)acrylate compound (C1) having a molecular weight of 180 or less; and (c) the photopolymerizable compound (C) includes a compound (C2) having a vinyl ether group and a (meth)acryloyl group in the same molecule.Type: ApplicationFiled: December 23, 2020Publication date: February 2, 2023Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Tomohiro FUKUURA, Yoshihiro HARADA, Yoshifumi KOMATSU, Masayoshi TOKUDA
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Publication number: 20230013986Abstract: A composition contains quantum dots (A) and a resin (B), wherein the resin (B) contains a polymer (B1) having a sulfide group, a carboxyl group, and an unsaturated double bond.Type: ApplicationFiled: December 23, 2020Publication date: January 19, 2023Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Yoshihiro HARADA, Yoshifumi KOMATSU, Masayoshi TOKUDA
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Publication number: 20220411551Abstract: A curable resin composition contains quantum dots (A), a resin (B), a photopolymerizable compound (C), a photopolymerization initiator (D), an antioxidant (E), a leveling agent (F), and a solvent (G), wherein the resin (B) has a weight-average molecular weight in terms of polystyrene of less than 10000 and an acid value of 90 mg KOH/g or more and 150 mg KOH/g or less.Type: ApplicationFiled: December 23, 2020Publication date: December 29, 2022Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Yoshihiro HARADA, Yoshifumi KOMATSU, Masayoshi TOKUDA
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Publication number: 20220220270Abstract: An object of the present invention is to provide a laminate which has a substrate, an intermediate layer, and a water-repellent layer laminated in this order, and has excellent abrasion resistance.Type: ApplicationFiled: April 22, 2020Publication date: July 14, 2022Applicants: NIKON-ESSILOR CO.,LTD., SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Katsuyoshi TAKESHITA, Hideyuki WAKIYASU, Tomohiro ITO, Tomonori MIYAMOTO, Masayoshi TOKUDA
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Publication number: 20220213321Abstract: A mixed composition including an organosilicon compound (A) in which at least one trialkylsilyl group-containing molecular chain and at least one hydrolyzable group are bonded to a silicon atom, a metal compound (B), an acid (C), and water (D), in which a molar ratio (C/D) of the acid (C) to the water (D) is 0.002 to 0.15.Type: ApplicationFiled: April 1, 2020Publication date: July 7, 2022Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Masayoshi TOKUDA, Sayaka SAKURAI
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Publication number: 20220195240Abstract: The composition of the present invention is a mixed composition including at least one metal compound (G) selected from a metal compound represented by the following formula (G1) and a condensate thereof, a polysilazane (F), and a solvent (I), in which an amount of the polysilazane (F) is 0.01% by mass or more and less than 50% by mass. M(Rg10)r(Ag1)m-r??(G1) In formula (G1), M represents Al, Fe, In, Ge, Hf, Si, Ti, Sn, Zr, or Ta, Rg10 represents a hydrocarbon chain-containing group or a hydrogen atom, r is 0 or 1, a plurality of Ag1 each independently represent a hydrolyzable group, and m is an integer of 3 to 5 in accordance with the metal atom M.Type: ApplicationFiled: April 1, 2020Publication date: June 23, 2022Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Sayaka SAKURAI, Masayoshi TOKUDA, Tomohiro ITO
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Publication number: 20220184657Abstract: The present invention aims at providing a coating film excellent in water repellency and oil repellency and further excellent in wear resistance, and a layered body comprising said coating film formed on a base material and a method for manufacturing the same. The present invention provides a coating film having at least an outermost surface layer (M) and a layer (K1) in contact with the layer (M), wherein a density of the layer (M) is 0.7 g/cm3 or more and less than 1.0 g/cm3, and a density of the layer (K1) is 1.0 g/cm3 or more and less than 2.2 g/cm3. The layer (M) preferably has a polydimethylsiloxane skeleton and/or a trialkylsilyl group.Type: ApplicationFiled: April 1, 2020Publication date: June 16, 2022Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Sayaka SAKURAI, Masayoshi TOKUDA
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Publication number: 20220185993Abstract: The composition of the present invention is a mixed composition including at least one metal compound (G) selected from a metal compound represented by the following formula (G1) and a condensate thereof, a polysilazane (F), and a compound (H) including a siloxane chain. M(Rg10)r(Ag1)m-r (G1) wherein M represents Al, Fe, In, Ge, Hf, Si, Ti, Sn, Zr, or Ta, Rg10 represents a hydrocarbon chain-containing group or a hydrogen atom, r is 0 or 1, a plurality of Ag1 each independently represent a hydrolyzable group, and m is an integer of 3 to 5 in accordance with the metal atom M.Type: ApplicationFiled: April 1, 2020Publication date: June 16, 2022Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Masayoshi TOKUDA, Sayaka SAKURAI, Tomohiro ITO
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Publication number: 20220186028Abstract: A mixed composition containing an organosilicon compound (A) and a silicon compound (B), wherein the organosilicon compound (A) is an organosilicon compound in which at least one trialkylsilyl group-containing molecular chain and at least one hydrolyzable group are bonded to a silicon atom, the silicon compound (B) is one or more silicon compounds selected from the group consisting of a silicon compound (b) represented by the following formula (b) and a condensate (bb) thereof, and in a chromatogram obtained by GPC chromatography of the mixed composition, a weight average molecular weight Mw in terms of standard polystyrene of a compound derived from at least one of the organosilicon compound (A) and the silicon compound (B) is 2000 to 12000, Si(X)p(ORb)4?p??(b) wherein X is an alkyl group having 1 to 6 carbon atoms or a hydrogen atom, Rb is an alkyl group having 1 to 6 carbon atoms, and p is an integer of 0 to 3.Type: ApplicationFiled: April 1, 2020Publication date: June 16, 2022Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Sayaka SAKURAI, Masayoshi TOKUDA
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Publication number: 20220185968Abstract: A mixed composition including an organosilicon compound (A) in which at least one trialkylsilyl group-containing molecular chain and at least one hydrolyzable group are bonded to a silicon atom, a metal compound (B), an acid (C), and water (D), in which a ratio [D/(A+B)] of a molar amount of the water (D) to a total molar amount of the organosilicon compound (A) and the metal compound (B) is 3.1 to 130.Type: ApplicationFiled: April 1, 2020Publication date: June 16, 2022Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Masayoshi TOKUDA, Sayaka SAKURAI