Patents Assigned to Techno-UMG Co., Ltd.
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Patent number: 12215218Abstract: A hitting sound reducing material made of a (meth)acrylic acid ester polymer (B) comprising: a polymer (b1) comprising a structural unit derived from an acrylic ester compound and a structural unit derived from a methacrylic ester compound, and having a glass transition temperature of ?15° C. to +5° C.; and a polymer (b2) comprising at least one selected from the group consisting of a structural unit derived from a methacrylic acid ester compound, a structural unit derived from an aromatic vinyl compound, and a structural unit derived from a vinyl cyanide compound, wherein the polymer (b1) has a temperature (peak temperature) indicating a peak value of a main dispersion of tan ? of ?5° C. to +20° C., and a peak intensity, which is a peak value of the intensity, of 2.055 or more.Type: GrantFiled: September 22, 2023Date of Patent: February 4, 2025Assignee: TECHNO-UMG CO., LTD.Inventors: Kentaro Hiraishi, Taichi Maruyama, Hironori Kitaguchi
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Patent number: 12187832Abstract: What is provided is a graft copolymer (A) obtained by graft-polymerizing a monomer component (a) to a rubber-based polymer, in which the monomer component (a) contains 60% to 85% by mass of a mixture (a1) of ?-methylstyrene and an aromatic vinyl compound other than ?-methylstyrene with respect to the total mass of the monomer component (a), and the rubber content of the graft copolymer (A) is 35% by mass or more with respect to the total mass of the graft copolymer (A).Type: GrantFiled: September 15, 2023Date of Patent: January 7, 2025Assignee: TECHNO-UMG CO., LTD.Inventors: Shinji Yamashita, Hideichiro Kawaguchi, Hideaki Bekku, Masataka Iwasaki
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Publication number: 20240336709Abstract: What is provided is a RAFT polymerization reaction solution containing a RAFT agent represented by a specific chemical formula, water, and a water-soluble inorganic base, in which the RAFT polymerization reaction solution may further contain a polymerization initiator as an optional component, the RAFT agent has an acid group, the acid group forms a salt, and a molar ratio represented by M3/(M1+M2) is 1.0 to 10, in which the number of moles of the acid group forming the salt is indicated as M1, the number of moles of an acid group of the polymerization initiator, which may form a salt, is indicated as M2, and the number of moles of the water-soluble inorganic base is indicated as M3.Type: ApplicationFiled: March 24, 2023Publication date: October 10, 2024Applicant: Techno-UMG Co., Ltd.Inventors: Takashi IWANAGA, Yoshitaka NAITO
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Publication number: 20240327560Abstract: What is provided is a graft copolymer (A) obtained by graft-polymerizing a monomer component (a) to a rubber-based polymer, in which the monomer component (a) contains 60% to 85% by mass of a mixture (a1) of ?-methylstyrene and an aromatic vinyl compound other than ?-methylstyrene with respect to the total mass of the monomer component (a), and the rubber content of the graft copolymer (A) is 35% by mass or more with respect to the total mass of the graft copolymer (A).Type: ApplicationFiled: September 15, 2023Publication date: October 3, 2024Applicant: Techno-UMG Co., Ltd.Inventors: Shinji YAMASHITA, Hideichiro KAWAGUCHI, Hideaki BEKKU, Masataka IWASAKI
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Publication number: 20240301116Abstract: What is provided is a RAFT polymerization reaction solution containing a RAFT agent represented by a specific chemical formula, water, and a water-soluble inorganic base, in which the RAFT polymerization reaction solution may further contain a polymerization initiator as an optional component, the RAFT agent has an acid group, the acid group forms a salt, and a molar ratio represented by M3/(M1+M2) is 1.0 to 10, in which the number of moles of the acid group forming the salt is indicated as M1, the number of moles of an acid group of the polymerization initiator, which may form a salt, is indicated as M2, and the number of moles of the water-soluble inorganic base is indicated as M3.Type: ApplicationFiled: April 18, 2024Publication date: September 12, 2024Applicant: Techno-UMG Co., Ltd.Inventors: Takashi IWANAGA, Yoshitaka NAITO
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Patent number: 12030973Abstract: A thermoplastic resin composition comprising: a graft copolymer (A) obtained by polymerizing a vinyl monomer mixture (m1) in the presence of a specific alkyl (meth)acrylate rubbery polymer (a); a graft copolymer (B) obtained by polymerizing a vinyl monomer mixture (m2) in the presence of a specific alkyl (meth)acrylate rubbery polymer (b); and a vinyl copolymer (C) obtained by polymerizing a vinyl monomer mixture (m3), wherein: a proportion of a rubbery polymer contained in the thermoplastic resin composition is 21 to 28% by mass, and a proportion of particles with a particle size of 300 nm or more among all particles formed by the rubbery polymer is 1 to 11% by mass.Type: GrantFiled: February 22, 2022Date of Patent: July 9, 2024Assignee: TECHNO-UMG CO., LTD.Inventors: Kentaro Hiraishi, Yoshiaki Shinohara, Ichiro Kamata
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Patent number: 11987698Abstract: The resin composition for plating of the present invention includes: a graft copolymer (A) in which a monomer component (a) including specific amounts of an aromatic vinyl compound (a1), a vinyl cyanide compound (a2), and another vinyl compound (a3) is graft-polymerized on a rubbery polymer; and a polycarbonate resin (P), wherein an amount of resin (P) is 40 to 70% by mass, based on a total mass of the resin composition, a rubber content (X) in copolymer (A) is more than 40% by mass, based on a total mass of copolymer (A), a graft ratio (Y) of copolymer (A) satisfies formula (1): 793e?0.041X?Y?515e?0.041X (1), and a rubber content (Z) in the resin composition is 10 to 18% by mass, based on a total mass of the resin composition.Type: GrantFiled: October 28, 2021Date of Patent: May 21, 2024Assignee: TECHNO-UMG CO., LTD.Inventors: Shinji Yamashita, Hiroshi Sakai, Hideichiro Kawaguchi
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Patent number: 11976189Abstract: A thermoplastic resin composition comprising a graft copolymer (A), a vinyl copolymer (B), and a metal component (C), wherein: an amount of the metal component (C) is 60 ppm or more relative to a total mass of the thermoplastic resin composition, the graft copolymer (A) is a graft polymer obtained by polymerizing 80% by mass to 20% by mass of a vinyl monomer mixture (m1) including at least one type of vinyl monomer in the presence of 20% by mass to 80% by mass of a rubbery polymer (a) including a polyorganosiloxane and an alkyl (meth)acrylate polymer, the vinyl copolymer (B) is a vinyl copolymer obtained by polymerizing a vinyl monomer mixture (m2) including an alkyl (meth)acrylate monomer, and the metal component (C) is an alkali metal.Type: GrantFiled: March 25, 2022Date of Patent: May 7, 2024Assignees: TECHNO-UMG CO., LTD., MITSUBISHI CHEMICAL CORPORATIONInventors: Kentaro Hiraishi, Naotoshi Oohashi, Ichiro Kamata
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Publication number: 20240092961Abstract: A thermoplastic resin composition comprising: a graft copolymer (A) obtained by polymerizing a vinyl monomer mixture (m1) in the presence of a specific alkyl (meth)acrylate rubbery polymer (a); a graft copolymer (B) obtained by polymerizing a vinyl monomer mixture (m2) in the presence of a specific alkyl (meth)acrylate rubbery polymer (b); and a vinyl copolymer (C) obtained by polymerizing a vinyl monomer mixture (m3), wherein: a proportion of a rubbery polymer contained in the thermoplastic resin composition is 21 to 28% by mass, and a proportion of particles with a particle size of 300 nm or more among all particles formed by the rubbery polymer is 1 to 11% by mass.Type: ApplicationFiled: February 22, 2022Publication date: March 21, 2024Applicant: Techno-UMG Co., Ltd.Inventors: Kentaro HIRAISHI, Yoshiaki SHINOHARA, Ichiro KAMATA
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Publication number: 20240043678Abstract: A thermoplastic resin composition comprising a graft copolymer (A), a vinyl copolymer (B), and a metal component (C), wherein: an amount of the metal component (C) is 60 ppm or more relative to a total mass of the thermoplastic resin composition, the graft copolymer (A) is a graft polymer obtained by polymerizing 80% by mass to 20% by mass of a vinyl monomer mixture (m1) including at least one type of vinyl monomer in the presence of 20% by mass to 80% by mass of a rubbery polymer (a) including a polyorganosiloxane and an alkyl (meth)acrylate polymer, the vinyl copolymer (B) is a vinyl copolymer obtained by polymerizing a vinyl monomer mixture (m2) including an alkyl (meth)acrylate monomer. and the metal component (C) is an alkali metal.Type: ApplicationFiled: March 25, 2022Publication date: February 8, 2024Applicants: Techno-UMG Co., Ltd., Mitsubishi Chemical CorporationInventors: Kentaro HIRAISHI, Naotoshi OOHASHI, Ichiro KAMATA
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Patent number: 11866573Abstract: The thermoplastic resin composition of the invention includes: 10% to 70% by mass of (A) a rubber-reinforced vinyl-based resin containing a rubbery part derived from an acrylic rubbery polymer and a resin pan having a structural unit derived from an aromatic vinyl compound and a structural unit derived from a cyanidated vinyl compound; 5% to 80% by mass of (B) a (meth)acrylic resin (excluding component (A)) including a (co)polymer which has a structural unit derived from an alkyl (meth)acrylate ester compound and which does not have a structural unit derived from ?-methylstyrene; and 5% to 70% by mass of (C) an ?-methylstyrene-based resin (excluding component (A)) containing a (co)polymer which has a structural unit derived from ?-methylstyrene and which does not have a structural unit derived from an alkyl (meth)acrylate ester compound based on 100% by mass of a total content of components (A) to (C).Type: GrantFiled: July 17, 2018Date of Patent: January 9, 2024Assignee: Techno-UMG Co., Ltd.Inventors: Yuuki Omata, Shinsuke Fujioka
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Patent number: 11739209Abstract: A thermoplastic resin composition includes a rubber-reinforced styrenic thermoplastic resin (A1) in an amount of 97 to 80 parts by mass); and a hitting sound reducing material (B) in an amount of 3 to 20 parts by mass. The hitting sound reducing material (B) is a hydrogenated copolymer derived from hydrogenation of a copolymer formed of a block portion (I) primarily including structural units derived from an aromatic vinyl-based compound, and a random portion (II) primarily including structural units derived from an aromatic vinyl-based compound and primarily including structural units derived from butadiene. The structural units in the block portion (I) and the structural units derived from an aromatic vinyl-based compound in the random portion (II) are present in 55 to 80 mass % relative to a 100 total mass % of the copolymer, and the hydrogenated copolymer has a primary dispersion peak of tan ? at 0° C. or greater.Type: GrantFiled: December 1, 2021Date of Patent: August 29, 2023Assignee: TECHNO-UMG CO., LTD.Inventors: Shinji Fujii, Naruki Tanaka
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Patent number: 11608402Abstract: A graft copolymer (B) produced by graft polymerization of a vinyl monomer mixture (m1) including an alkyl (meth)acrylate ester onto a copolymer (A), the copolymer (A) being a copolymer of an alkyl (meth)acrylate ester (Aa) and a (meth)acrylate ester (Ab) including an aromatic hydrocarbon group. A thermoplastic resin composition including the graft copolymer (B), a copolymer (C) that is the product of a polymerization reaction of a vinyl monomer mixture (m2) including an alkyl (meth)acrylate ester, and a molded article produced by molding the thermoplastic resin composition. Provided are the graft copolymer with which a thermoplastic resin composition excellent in terms of transparency, impact resistance, weather resistance, and flowability may be produced, a thermoplastic resin composition including the graft copolymer, and the molded article produced by molding the thermoplastic resin composition.Type: GrantFiled: October 11, 2019Date of Patent: March 21, 2023Assignee: TECHNO-UMG CO., LTD.Inventors: Kousaku Tao, Yoshitaka Naitoh, Yuuki Taguchi
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Patent number: 11603465Abstract: A thermoplastic resin composition includes a resin component (A) in an amount of 97 to 80 parts by mass; and a hitting sound reducing material (B) in an amount of 3 to 20 parts by mass. The hitting sound reducing material (B) is a hydrogenated copolymer derived from hydrogenation of a copolymer formed of a block portion (I) primarily including structural units derived from an aromatic vinyl-based compound, and a random portion (II) primarily including structural units derived from an aromatic vinyl-based compound and derived from butadiene. The structural units derived from an aromatic vinyl-based compound in the block portion (I) and derived from an aromatic vinyl-based compound in the random portion (II) are present in a total content of 55 to 80 mass % relative to a 100 total mass % of the copolymer, and the hydrogenated copolymer has a primary dispersion peak of tan ? at 0° C. or greater.Type: GrantFiled: September 30, 2022Date of Patent: March 14, 2023Assignee: TECHNO-UMG CO., LTD.Inventors: Shinji Fujii, Naruki Tanaka
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Patent number: 11549010Abstract: A thermoplastic resin composition including 7% to 64% by mass of rubber-containing graft copolymer (A), 2% to 35% by mass of thermoplastic elastomer (B), 0.5% to 90% by mass of another thermoplastic resin (C), and 0.5% to 20% by mass of inorganic compound (D) (total (A)-(D) is 100% by mass). The copolymer (A) is a graft copolymer in which 35 to 80 parts by mass of rubber-like polymer (a1) is graft-polymerized with 20 to 65 parts by mass of vinyl-based monomer mixture (a2) containing an aromatic-vinyl-based monomer and a vinyl-cyanide-based monomer. The content of polymer (a1) in the total 100% by mass of the components (A)-(D) is 2% to 35% by mass, and a difference between the content of the polymer (a1) in the total 100% by mass of the component (A) to the component (D) and the content of the elastomer (B) is within 15% by mass.Type: GrantFiled: April 1, 2021Date of Patent: January 10, 2023Assignee: TECHNO-UMG CO., LTD.Inventor: Yuuki Omata
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Patent number: 11505693Abstract: A thermoplastic resin composition including a graft copolymer (B) produced by graft polymerization of a vinyl monomer mixture (m1) including an alkyl (meth)acrylate ester, a vinyl cyanide compound, and an aromatic vinyl compound onto a copolymer (A) produced by copolymerizing an alkyl (meth)acrylate ester (a) and a (meth)acrylate ester (b) including an aromatic hydrocarbon group at a specific ratio and a copolymer (C) that is a product of a polymerization reaction of a vinyl monomer mixture (m2) including an alkyl (meth)acrylate ester. The graft copolymer (B) includes at least a graft copolymer (B) having a specific volume-average particle size. The copolymer (A) has a specific volume-average particle size and a specific particle size distribution.Type: GrantFiled: July 29, 2021Date of Patent: November 22, 2022Assignee: TECHNO-UMG CO., LTD.Inventors: Yuuki Taguchi, Yoshitaka Naitoh
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Publication number: 20220348764Abstract: The resin composition for plating of the present invention includes: a graft copolymer (A) in which a monomer component (a) including specific amounts of an aromatic vinyl compound (a1), a vinyl cyanide compound (a2), and another vinyl compound (a3) is graft-polymerized on a rubbery polymer; and a polycarbonate resin (P), wherein an amount of resin (P) is 40 to 70% by mass, based on a total mass of the resin composition, a rubber content (X) in copolymer (A) is more than 40% by mass, based on a total mass of copolymer (A), a graft ratio (Y) of copolymer (A) satisfies formula (1): 793e?0.041X?Y?515e?0.041X (1), and a rubber content (Z) in the resin composition is 10 to 18% by mass, based on a total mass of the resin composition.Type: ApplicationFiled: October 28, 2021Publication date: November 3, 2022Applicant: Techno-UMG Co., Ltd.Inventors: Shinji YAMASHITA, Hiroshi SAKAI, Hideichiro KAWAGUCHI
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Publication number: 20220282116Abstract: The coating resin composition contains a thermoplastic resin including (A) a rubber-reinforced vinyl-based resin having a rubbery portion derived from a rubbery polymer and a resin portion having a structural unit derived from an aromatic vinyl compound and (B) an olefin-based resin modified with a polar functional group containing an oxygen atom. The composition may further contain a polycarbonate resin.Type: ApplicationFiled: August 24, 2020Publication date: September 8, 2022Applicant: Techno-UMG Co., Ltd.Inventors: Yuuki OMATA, Kazuya EGAWA, Hiroki ANDO
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Patent number: 11434360Abstract: A thermoplastic resin composition that can provide molded articles that are not only highly rigid but also inhibited from generating hitting sound is provided, which has a bending modulus of 1850 MPa or higher as measured in accordance with ISO 178 and has a maximum sound pressure value of 2.0 Pa/N or lower as determined over a range of 20-20,000 Hz based on a frequency spectrum of sound pressure obtained by striking the center of one surface of a test piece with a force of 20±5 N using a stainless steel hammer, and collecting a sound generated at this moment using a sound pressure microphone placed at a distance of 12 cm perpendicularly from the above surface, the test piece being an integrally molded article having a rectangular main body that is 120 mm long, 60 mm wide and 3 mm thick and is provided with an upper end thereof with a trapezoidal protrusion that has a 20 mm upper base and a 40 mm lower base, is 8 mm tall and 1.5 mm thick, and being suspended by two strings taped to the protrusion.Type: GrantFiled: August 8, 2017Date of Patent: September 6, 2022Assignee: TECHNO-UMG CO., LTD.Inventor: Hiroyuki Nomura
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Patent number: 11427706Abstract: The platability improver of the present invention comprises heterophasic-polymer particles having a coefficient of variation in particle diameter of 40%-90%. It is preferable that the proportion of polymer particles each having a particle diameter of 0.05 ?m or larger be 80% by volume or more with respect to all the heterophasic-polymer particles and the proportion of polymer particles each having a particle diameter of 0.05 ?m or larger but smaller than 0.15 ?m be 10%-60% by volume with respect to all the heterophasic-polymer particles.Type: GrantFiled: July 6, 2018Date of Patent: August 30, 2022Assignee: Techno-UMG Co., Ltd.Inventors: Noriyoshi Oono, Yuka Imoto, Hironori Kitaguchi, Atsushi Watanabe