Patents Assigned to UMG ABS, Ltd
  • Patent number: 10654981
    Abstract: A reinforced thermoplastic resin composition which has good moldability and can increase a rigidity, impact resistance, mechanical strength, heat resistance and flame retardancy of an obtained molded article, and a molded article having a high rigidity, impact resistance, mechanical strength, heat resistance, flame retardancy, and weld strength. The reinforced thermoplastic resin composition including 80% to 100% by mass of a polycarbonate resin (A); a resin main component (C) containing 0% to 20% by mass of a specific graft copolymer (G); a polyethylene terephthalate resin (B) obtained by solid phase polymerization of recycled and/or repelletized material; an inorganic filler (D); and a glycidyl ether unit-containing polymer (E) having a mass average molecular weight of 3,800 to 60,000 at a specific ratio.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: May 19, 2020
    Assignee: UMG ABS, LTD.
    Inventors: Masahito Nakamoto, Hideichiro Kawaguchi
  • Patent number: 10414919
    Abstract: A reinforced thermoplastic resin composition of the present invention comprises a resin component (C) which consists of 80 to 100% by mass of a polycarbonate resin (A) and 0 to 20% by mass of a specific graft copolymer (G) (wherein the total amount of the polycarbonate resin (A) and the graft copolymer (G) is 100% by mass), a recycled and/or repelletized polyethylene terephthalate resin (B), an inorganic filler (D), and a glycidyl ether unit-containing polymer (E) having a weight average molecular weight of 3,800 to 60,000 in a specified ratio.
    Type: Grant
    Filed: October 5, 2015
    Date of Patent: September 17, 2019
    Assignee: UMG ABS, LTD.
    Inventors: Masahito Nakamoto, Hideichiro Kawaguchi
  • Patent number: 10233320
    Abstract: A thermoplastic resin composition includes 18 to 44 parts by mass of a copolymer (A) and 56 to 82 parts by mass of a copolymer (B) so that the total is 100 parts by mass, and further includes 0.1 to 0.3 parts by mass of an alkaline earth metal oxide (M) with respect to 100 parts by mass of the total of the graft copolymer (A) and the copolymer (B). Graft copolymer (A) is obtained by graft copolymerization a monomer mixture (II) containing an aromatic vinyl based monomer and a vinyl cyanide based monomer in the presence of a composite rubber polymer (I). The polymer (I) is composed of a diene rubber (i) and a cross-linked acrylic acid ester polymer (ii). Copolymer (B) is obtained by polymerization of a monomer mixture containing an aromatic vinyl based monomer and a vinyl cyanide based monomer.
    Type: Grant
    Filed: March 17, 2015
    Date of Patent: March 19, 2019
    Assignee: UMG ABS, LTD.
    Inventors: Hiroshi Tanigawa, Shigeki Hamamoto, Koji Hirata, Hirotoshi Saitou
  • Patent number: 10208202
    Abstract: A thermoplastic resin composition includes 10 to 95 parts by weight of a polycarbonate resin (A); 5 to 90 parts by weight of a graft copolymer (B); and 0 to 50 parts by weight of a copolymer (C). The graft copolymer (B) is produced by the graft polymerization of 10 to 80 parts by weight of a rubbery polymer with 20 to 90 parts by weight of a monomer component including an aromatic vinyl monomer and/or a cyanide vinyl monomer, wherein the rubbery polymer has a weight average particle size of 150 to 450 nm and also has a 10 wt % particle size of 50 to 250 nm and a 90 wt % particle size of 450 to 650 nm in a particle size cumulative weight fraction. The copolymer (C) is produced by copolymerizing an aromatic vinyl monomer, a cyanide vinyl monomer and another vinyl monomer with one another.
    Type: Grant
    Filed: May 19, 2015
    Date of Patent: February 19, 2019
    Assignee: UMG ABS, LTD.
    Inventor: Hironori Matsuyama
  • Patent number: 10174195
    Abstract: A reinforced thermoplastic resin composition is provided containing a resin main component (C) including 50% to 100% by mass of a polycarbonate resin (A) and 0% to 50% by mass of a graft copolymer (B) obtained by polymerizing a monomer mixture containing an aromatic alkenyl compound monomer (a) and a vinyl cyanide compound monomer (b) in the presence of a rubbery polymer (B1), an inorganic filler (D), a glycidyl ether unit-containing polymer (E) having a glycidyl ether unit and a mass-average molecular mass of 3,800 to 60,000, and polyamide 6/66 (F) having a moisture content of 0.1% or less in a specific ratio.
    Type: Grant
    Filed: March 14, 2016
    Date of Patent: January 8, 2019
    Assignee: UMG ABS, LTD.
    Inventors: Masahito Nakamoto, Hideichiro Kawaguchi
  • Patent number: 10160853
    Abstract: A thermoplastic resin composition is highly resistant to thermal discoloration during retention in a molding process and provides molded articles excellent in fluidity, impact resistance, heat resistance, surface appearance, color reproduction properties and vibration damping properties. A thermoplastic resin composition includes 20 to 70 parts by mass of a graft copolymer (A) obtained by graft copolymerizing a vinyl monomer selected from unsaturated nitrile monomers, aromatic vinyl monomers and (meth)acrylate ester monomers, in the presence of a rubbery polymer having a volume average particle diameter of 80 to 600 nm; and 30 to 80 parts by mass of a copolymer (B) obtained by copolymerizing a vinyl monomer mixture including vinyl monomers selected from unsaturated nitrile monomers, aromatic vinyl monomers and (meth)acrylate ester monomers, the vinyl monomer mixture including styrene and ?-methylstyrene as the aromatic vinyl monomers, (total of the graft copolymer (A) and copolymer (B) is 100 parts by mass).
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: December 25, 2018
    Assignee: UMG ABS, LTD.
    Inventors: Kazuhiko Maeda, Hironori Matsuyama
  • Patent number: 9896579
    Abstract: A thermoplastic resin composition of the present invention contains a graft copolymer (B) obtained by polymerizing a vinyl-based monomer component (m1) in the presence of a composite rubber polymer (A) formed from a polyorganosiloxane (Aa) and a poly(meth)acrylate ester (Ab), and a (meth)acrylate ester resin (C) obtained by polymerizing a vinyl-based monomer component (m2), wherein the amount of the polyorganosiloxane (Aa) relative to the total mass (100% by mass) of the composite rubber polymer (A) is from 1 to 20% by mass, the volume average particle size of the composite rubber polymer (A) is from 0.05 to 0.15 ?m, and relative to the total mass (100% by mass) of the vinyl-based monomer component (m2), the amount of the maleimide-based compound is from 1 to 30% by mass, and the amount of the aromatic vinyl compound is from 5.5 to 15% by mass.
    Type: Grant
    Filed: July 6, 2015
    Date of Patent: February 20, 2018
    Assignee: UMG ABS, LTD.
    Inventors: Takashi Iwanaga, Kousaku Tao, Nobutaka Hase
  • Patent number: 9803081
    Abstract: A reinforced thermoplastic resin composition comprising specific amounts of: a main resin component (C) comprising 50 to 100% by weight of a polycarbonate resin (A) and 0 to 50% by weight of a graft copolymer (B) obtained by polymerizing an aromatic alkenyl compound monomer (a) and a vinyl cyanide compound monomer (b) in the presence of a rubber polymer (B1); a grass fiber (D); a glycidyl ether unit-containing polymer (E) containing glycidyl ether units and having a weight average molecular weight of 3,800 to 60,000; a phosphoric acid ester-based flame retardant (F); and an organomodified siloxane (G).
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: October 31, 2017
    Assignee: UMG ABS, LTD.
    Inventors: Masahito Nakamoto, Hideichiro Kawaguchi
  • Patent number: 9803083
    Abstract: A reinforced thermoplastic resin composition containing, in specific proportions, a resin main component (C) composed of a polycarbonate resin (A) and an optional graft copolymer (B), an inorganic filler (D), a glycidyl ether unit-containing polymer (E) having a weight-average molecular weight of 3,800 to 60,000 (excluding (B)), and a phosphorus-containing modified polyester-based resin (H) prepared by modifying a phosphorus-containing polyester-based resin (F), which includes a dicarboxylic acid component containing a cyclic phosphorous compound of formula (1) and has a phosphorus content of at least 4% by mass with a polycarbodiimide compound (G), wherein (B) is a polymer obtained by polymerizing a monomer mixture containing an aromatic alkenyl compound monomer (a) and a vinyl cyanide compound monomer (b) in the presence of a rubber-like polymer (B1).
    Type: Grant
    Filed: July 1, 2015
    Date of Patent: October 31, 2017
    Assignee: UMG ABS, LTD.
    Inventors: Masahito Nakamoto, Hideichiro Kawaguchi
  • Patent number: 9732221
    Abstract: A reinforced thermoplastic resin composition containing: a resin main component (C) consisting of 50 to 100% by mass of a polycarbonate resin (A) and 0 to 50% by mass of a graft copolymer (B) obtainable by polymerization of a monomer mixture containing an aromatic alkenyl compound monomer (a) and a vinyl cyanide compound monomer (b) in the presence of a rubber polymer (B1); an inorganic filler (D); a glycidyl ether unit-containing polymer (E) that has a glycidyl ether unit and has the mass average molecular weight of 3,800 to 60,000; and a specific amount of a polyamide (F) that has a moisture percentage of 0.1% by mass or less.
    Type: Grant
    Filed: March 18, 2015
    Date of Patent: August 15, 2017
    Assignee: UMG ABS, LTD.
    Inventors: Masahito Nakamoto, Hideichiro Kawaguchi
  • Patent number: 9725591
    Abstract: The present invention relates to a reinforced resin composition for plating bases having excellent moldability, mechanical strengths, and plating ability, as well as being capable of improving the surface appearance of the molded article after plating. The reinforced resin composition for plating bases of the present invention includes: graft copolymer (A) in which a graft chain (A2) is grafted to a rubber polymer (A1) a matrix polymer (B) which includes one or more types of polymers selected from the group consisting of a vinyl-based copolymer (B-1), a polycarbonate resin (B-2), and a polyester resin (B-3); an inorganic filler (D); and a glycidyl ether unit-containing polymer (E). The content of the rubber polymer (A1) is from 5 to 25% by mass, relative to 100% by mass of the total amount of the component of (A) and the component of the matrix polymer (B).
    Type: Grant
    Filed: December 26, 2008
    Date of Patent: August 8, 2017
    Assignee: UMG ABS, LTD.
    Inventors: Koichi Tezuka, Iwao Fujimoto, Emiko Fujimoto, Masahito Nakamoto
  • Patent number: 9688940
    Abstract: [Object] To provide lubricating thermoplastic resin compositions that can give formed articles exhibiting excellent lubricating properties and surface appearance and maintaining the lubricating properties permanently. [Solution] The lubricating thermoplastic resin composition includes an acid-modified copolymer (A) of a monomer mixture including an aromatic vinyl and a vinyl cyanide, the copolymer having a carboxyl group in the molecular chain, and a functionalized lubricant (B) having, in the molecule, a functional group (B1) capable of reacting with the carboxyl group and a lubricating segment (B2) having lubricating properties. The composition may further include a graft copolymer (C) and/or an additional thermoplastic resin (D) other than the acid-modified copolymer (A).
    Type: Grant
    Filed: April 5, 2013
    Date of Patent: June 27, 2017
    Assignee: UMG ABS, LTD.
    Inventors: Yoshitaka Naitoh, Kousaku Tao, Tomonori Takase, Risa Nii, Yoshiaki Shinohara, Keiichi Yagi, Nobutaka Hase
  • Patent number: 9657169
    Abstract: This graft copolymer is obtainable by polymerization of a vinyl-based monomer mixture (m1) including an aromatic vinyl compound and a vinyl cyanide compound, in the presence of: an ethylene.?-olefin copolymer (A) which has a mass average molecular weight (Mw) of 17×104 to 35×104 and a distribution of molecular weight (Mw/Mn) of 1 to 3; or a cross-linked ethylene.?-olefin copolymer (C) obtainable by cross-linking treatment of the ethylene.?-olefin copolymer (A).
    Type: Grant
    Filed: February 14, 2014
    Date of Patent: May 23, 2017
    Assignees: UMG ABS, LTD., Mitsubishi Rayon Co., Ltd.
    Inventors: Kousaku Tao, Risa Nii, Yoshiaki Shinohara, Nobutaka Hase
  • Publication number: 20170137620
    Abstract: A thermoplastic resin composition of the present invention contains a graft copolymer (B) obtained by polymerizing a vinyl-based monomer component (m1) in the presence of a composite rubber polymer (A) formed from a polyorganosiloxane (Aa) and a poly(meth)acrylate ester (Ab), and a (meth)acrylate ester resin (C) obtained by polymerizing a vinyl-based monomer component (m2), wherein the amount of the polyorganosiloxane (Aa) relative to the total mass (100% by mass) of the composite rubber polymer (A) is from 1 to 20% by mass, the volume average particle size of the composite rubber polymer (A) is from 0.05 to 0.15 ?m, and relative to the total mass (100% by mass) of the vinyl-based monomer component (m2), the amount of the maleimide-based compound is from 1 to 30% by mass, and the amount of the aromatic vinyl compound is from 5.5 to 15% by mass.
    Type: Application
    Filed: July 6, 2015
    Publication date: May 18, 2017
    Applicant: UMG ABS, LTD.
    Inventors: Takashi IWANAGA, Kousaku TAO, Nobutaka HASE
  • Patent number: 9550896
    Abstract: A variety of molded bodies having high weatherability, impact resistance, designability, and the like, and a polyorganosiloxane latex and a graft copolymer used as the raw materials therefor are provided, where the polyorganosiloxane latex has a mass average particle diameter (Dw) of a polyorganosiloxane particle of 100 to 200 nm, and a ratio of the mass average particle diameter (Dw) to a number average particle diameter (Dn) (Dw/Dn) of 1.0 to 1.7. A polyorganosiloxane-containing vinyl-based copolymer (g) obtained by polymerizing one or more vinyl-based monomers in the presence of the latex. A graft copolymer (G) is obtained by graft polymerizing one or more vinyl-based monomers in the presence of the copolymer. A thermoplastic resin composition includes the graft copolymer (G) and a thermoplastic resin (Ha) except for the graft copolymer (G). A molded body is obtained by molding the resin composition.
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: January 24, 2017
    Assignees: Mitsubishi Rayon Co., Ltd., UMG ABS, Ltd.
    Inventors: Ayaka Wakita, Toshihiro Kasai, Hidemichi Kouno, Shigenari Takeda
  • Publication number: 20170002189
    Abstract: A thermoplastic resin composition is highly resistant to thermal discoloration during retention in a molding process and provides molded articles excellent in fluidity, impact resistance, heat resistance, surface appearance, color reproduction properties and vibration damping properties. A thermoplastic resin composition includes 20 to 70 parts by mass of a graft copolymer (A) obtained by graft copolymerizing a vinyl monomer selected from unsaturated nitrile monomers, aromatic vinyl monomers and (meth)acrylate ester monomers, in the presence of a rubbery polymer having a volume average particle diameter of 80 to 600 nm; and 30 to 80 parts by mass of a copolymer (B) obtained by copolymerizing a vinyl monomer mixture including vinyl monomers selected from unsaturated nitrile monomers, aromatic vinyl monomers and (meth)acrylate ester monomers, the vinyl monomer mixture including styrene and ?-methylstyrene as the aromatic vinyl monomers, (total of the graft copolymer (A) and copolymer (B) is 100 parts by mass).
    Type: Application
    Filed: March 20, 2015
    Publication date: January 5, 2017
    Applicant: UMG ABS, LTD.
    Inventors: Kazuhiko MAEDA, Hironori MATSUYAMA
  • Patent number: 9505866
    Abstract: An acrylic rubber graft copolymer is obtained by graft polymerizing a vinyl monomer in the presence of a rubbery polymer including acrylate ester monomer units and polyfunctional monomer units, wherein the total amount of the polyfunctional monomer units in the rubbery polymer is 0.3 to 3 parts by mass with respect to 100 parts by mass of the acrylate ester monomer units, and the polyfunctional monomer units include 30 to 95 mass % of polyfunctional monomer units having two unsaturated bonds and 5 to 70 mass % of polyfunctional monomer units having three unsaturated bonds with respect to 100 mass % of the total of the polyfunctional monomer units. A thermoplastic resin composition includes the acrylic rubber graft copolymer.
    Type: Grant
    Filed: March 23, 2012
    Date of Patent: November 29, 2016
    Assignee: UMG ABS, LTD.
    Inventors: Kazuhiko Maeda, Takahiro Nakamura, Hironori Matsuyama
  • Publication number: 20160185965
    Abstract: A variety of molded bodies having high weatherability, impact resistance, designability, and the like, and a polyorganosiloxane latex and a graft copolymer used as the raw materials therefor are provided, where the polyorganosiloxane latex has a mass average particle diameter (Dw) of a polyorganosiloxane particle of 100 to 200 nm, and a ratio of the mass average particle diameter (Dw) to a number average particle diameter (Dn) (Dw/Dn) of 1.0 to 1.7. A polyorganosiloxane-containing vinyl-based copolymer (g) obtained by polymerizing one or more vinyl-based monomers in the presence of the latex. A graft copolymer (G) is obtained by graft polymerizing one or more vinyl-based monomers in the presence of the copolymer. A thermoplastic resin composition includes the graft copolymer (G) and a thermoplastic resin (Ha) except for the graft copolymer (G). A molded body is obtained by molding the resin composition.
    Type: Application
    Filed: January 29, 2016
    Publication date: June 30, 2016
    Applicants: Mitsubishi Rayon Co., Ltd., UMG ABS, Ltd.
    Inventors: Ayaka Wakita, Toshihiro Kasai, Hidemichi Kouno, Shigenari Takeda
  • Patent number: 9309404
    Abstract: A reinforced thermoplastic resin composition containing: 50 to 90% by weight of a polycarbonate resin; 10 to 50% by weight of a graft copolymer in which a polymer including an aromatic alkenyl compound monomer unit and a vinyl cyanide compound monomer unit is grafted to a rubber polymer; 61 to 129 parts by weight of a grass fiber which has been surface-treated with a water-soluble polyurethane, relative to the total of 100 parts by weight of the polycarbonate resin and the graft copolymer; 0.5 to 20 parts by weight of a glycidyl ether unit-containing polymer; and 10 to 40 parts by weight of a phosphoric acid ester-based flame-retardant agent.
    Type: Grant
    Filed: December 6, 2013
    Date of Patent: April 12, 2016
    Assignee: UMG ABS, LTD.
    Inventors: Masahito Nakamoto, Koichi Tezuka, Hideichiro Kawaguchi
  • Publication number: 20150376395
    Abstract: This graft copolymer is obtainable by polymerization of a vinyl-based monomer mixture (m1) including an aromatic vinyl compound and a vinyl cyanide compound, in the presence of: an ethylene.?-olefin copolymer (A) which has a mass average molecular weight (Mw) of 17×104 to 35×104 and a distribution of molecular weight (Mw/Mn) of 1 to 3; or a cross-linked ethylene.?-olefin copolymer (C) obtainable by cross-linking treatment of the ethylene.?-olefin copolymer (A).
    Type: Application
    Filed: February 14, 2014
    Publication date: December 31, 2015
    Applicants: UMG ABS, LTD., MITSUBISHI RAYON CO., LTD.
    Inventors: Kousaku TAO, Risa NII, Yoshiaki SHINOHARA, Nobutaka HASE