Patents by Inventor Hiroyuki Ohme

Hiroyuki Ohme 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).

  • Patent number: 9045631
    Abstract: A thermoplastic resin composition obtained by mixing 100 parts by weight of at least one thermoplastic resin (A) with 0.1 to 4 parts by weight of (B) a polyfunctional compound having three or more functional groups in which at least one of the terminal structures having the functional groups is a structure represented by formula (1): where R is an alkylene group with 1-15 carbon atoms; n is an integer of 1 to 10; and X is at least one functional group selected from the group consisting of hydroxyl group, aldehyde group, carboxyl group, sulfo group, amino group, isocyanate group, carbodiimide group, oxazoline group, oxazine group, amide group, silanol group and silyl ether group.
    Type: Grant
    Filed: January 27, 2012
    Date of Patent: June 2, 2015
    Assignee: Toray Industries, Inc.
    Inventors: Sadanori Kumazawa, Hiroyuki Ohme, Yuki Amano, Takamasa Owaki
  • Patent number: 8829099
    Abstract: A resin composition comprising a polylactic acid-based resin (A) and methacrylic resins (B), wherein the methacrylic resins having at least (a) a difference of 10° C. or more in glass transition temperature or (b) a difference of 3% or more in syndiotacticity; it is preferred that at least one of the methacrylic resins (B) is a methacrylic resin having a weight average molecular weight of 50,000 to 450,000, a glass transition temperature of 110° C. or higher and a syndiotacticity of 40% or more, and that the resin composition further contains a multilayer structure polymer formed as particles each consisting of a core layer and one or more shell layers covering it (C). A molded article made of said resin composition.
    Type: Grant
    Filed: January 27, 2006
    Date of Patent: September 9, 2014
    Assignee: Toray Industries, Inc.
    Inventors: Sadanori Kumazawa, Yuki Amano, Hiroyuki Ohme
  • Publication number: 20140155534
    Abstract: A resin composition comprising a polylactic acid-based resin (A) and methacrylic resins (B), wherein the methacrylic resins having at least (a) a difference of 10° C. or more in glass transition temperature or (b) a difference of 3% or more in syndiotacticity; it is preferred that at least one of the methacrylic resins (B) is a methacrylic resin having a weight average molecular weight of 50,000 to 450,000, a glass transition temperature of 110° C. or higher and a syndiotacticity of 40% or more, and that the resin composition further contains a multilayer structure polymer formed as particles each consisting of a core layer and one or more shell layers covering it (C). A molded article made of said resin composition.
    Type: Application
    Filed: February 6, 2014
    Publication date: June 5, 2014
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Sadanori KUMAZAWA, Yuki AMANO, Hiroyuki OHME
  • Patent number: 8664334
    Abstract: A resin composition is described that is excellent in strength, impact resistance, heat resistance and moldability, while further allowing for a reduction in the amount of CO2 needed for its production. The resin composition includes a styrene-based resin (A), an aliphatic polyester (B) and at least one species selected from a compatibilizer (C) and a dicarboxylic anhydride (D), wherein the compatibilizer is preferably at least one species selected from: (C-1) a methyl methacrylate polymer; (C-2) a vinyl-based polymer to which an epoxy unit or acid anhydride unit is copolymerized; (C-3) a graft polymer in which a methyl methacrylate unit is grafted to a rubbery polymer; and (C-4) a block copolymer having a polylactide segment and a vinyl-based polymer segment.
    Type: Grant
    Filed: July 11, 2011
    Date of Patent: March 4, 2014
    Assignee: Toray Industries, Inc.
    Inventors: Sadanori Kumazawa, Akiyoshi Tamai, Hiroyuki Ohme, Sadayuki Kobayashi
  • Patent number: 8445593
    Abstract: A resin composition comprises a polylactic acid resin (A) 75-10 wt %, an aromatic polycarbonate resin (B) 25-90 wt % and a polymer compound to which a glycidyl compound or an acid anhydride is grafted or copolymerized (D) 1-50 wt parts with respect to 100 wt parts of the total of the component (A) and the component (B).
    Type: Grant
    Filed: November 24, 2010
    Date of Patent: May 21, 2013
    Assignee: Toray Industries, Inc.
    Inventors: Hiromitsu Ishii, Takashi Nagao, Hiroyuki Ohme
  • Publication number: 20120149837
    Abstract: A thermoplastic resin composition obtained by mixing 100 parts by weight of at least one thermoplastic resin (A) with 0.1 to 4 parts by weight of (B) a polyfunctional compound having three or more functional groups in which at least one of the terminal structures haying the functional groups is a structure represented by formula (1): where R is an alkylene group with 1-15 carbon atoms; n is an integer of 1 to 10; and X is at least one functional group selected from the group consisting of hydroxyl group, aldehyde group, carboxyl group, sulfo group, amino group, isocyanate group, carbodiimide group, oxazoline group, oxazine group, amide group, silanol group and silyl ether group.
    Type: Application
    Filed: January 27, 2012
    Publication date: June 14, 2012
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Sadanori Kumazawa, Hiroyuki Ohme, Yuki Amano, Takamasa Owaki
  • Patent number: 8193264
    Abstract: A thermoplastic resin composition and a molded article thereof, respectively excellent in flowability and mechanical properties, and, in a preferred mode, also excellent in low warping property, laser transmittance and laser weldability, is obtained by mixing (B) 0.1 to 4 parts by weight of a polyfunctional compound having three or more functional groups, in which at least one of the terminal structures having the functional groups is a structure containing alkylene oxide units, with (A) 100 parts by weight of a thermoplastic resin, and further provides a molded particle thereof. It is preferred that the (A) thermoplastic resin is one or more selected from a polyester resin and polycarbonate resin.
    Type: Grant
    Filed: June 27, 2007
    Date of Patent: June 5, 2012
    Assignee: Toray Industries, Inc.
    Inventors: Sadanori Kumazawa, Hiroyuki Ohme, Yuki Amano, Takamasa Owaki
  • Publication number: 20110269907
    Abstract: A resin composition is described that is excellent in strength, impact resistance, heat resistance and moldability, while further allowing for a reduction in the amount of CO2 needed for its production. The resin composition includes a styrene-based resin (A), an aliphatic polyester (B) and at least one species selected from a compatibilizer (C) and a dicarboxylic anhydride (D), wherein the compatibilizer is preferably at least one species selected from: (C-1) a methyl methacrylate polymer; (C-2) a vinyl-based polymer to which an epoxy unit or acid anhydride unit is copolymerized; (C-3) a graft polymer in which a methyl methacrylate unit is grafted to a rubbery polymer; and (C-4) a block copolymer having a polylactide segment and a vinyl-based polymer segment.
    Type: Application
    Filed: July 11, 2011
    Publication date: November 3, 2011
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Sadanori KUMAZAWA, Akiyoshi Tamai, Hiroyuki Ohme, Sadayuki Kobayashi
  • Patent number: 7999021
    Abstract: A resin composition is described that is excellent in strength, impact resistance, heat resistance and moldability, while further allowing for a reduction in the amount of CO2 needed for its production. The resin composition includes a styrene-based resin (A), an aliphatic polyester (B) and at least one species selected from a compatibilizer (C) and a dicarboxylic anhydride (D), wherein the compatibilizer is preferably at least one species selected from: (C-1) a methyl methacrylate polymer; (C-2) a vinyl-based polymer which an epoxy unit or acid anhydride unit is copolymerized; (C-3) a graft polymer in which a methyl methacrylate unit is grafted to a rubbery polymer; and (C-4) a block copolymer having a polylactide segment and a vinyl-based polymer segment.
    Type: Grant
    Filed: July 31, 2006
    Date of Patent: August 16, 2011
    Assignee: Toray Industries, Inc.
    Inventors: Sadanori Kumazawa, Akiyoshi Tamai, Hiroyuki Ohme, Sadayuki Kobayashi, Akinori Kanomata, Koji Yamauchi
  • Publication number: 20110071247
    Abstract: A resin composition comprises a polylactic acid resin (A) 75-10 wt %, an aromatic polycarbonate resin (B) 25-90 wt % and a polymer compound to which a glycidyl compound or an acid anhydride is grafted or copolymerized (D) 1-50 wt parts with respect to 100 wt parts of the total of the component (A) and the component (B).
    Type: Application
    Filed: November 24, 2010
    Publication date: March 24, 2011
    Applicant: Toray Industries, Inc.
    Inventors: Hiromitsu Ishii, Takashi Nagao, Hiroyuki Ohme
  • Patent number: 7863382
    Abstract: A resin composition in which a polylactic acid resin (A) 95-5 wt %, an aromatic polycarbonate resin (B) 5-95 wt %, and, with respect to 100 wt parts of the total of the (A) and the (B), at least one compatibilizer selected from a polymer compound containing an acrylic resin or styrene resin unit as a graft (C), a polymer compound to which a glycidyl compound or an acid anhydride is grafted or copolymerized (D) and an oxazoline compound, an oxazine compound and a carbodiimide compound (E) are compounded.
    Type: Grant
    Filed: September 20, 2005
    Date of Patent: January 4, 2011
    Assignee: Toray Industriés, Inc.
    Inventors: Hiromitsu Ishii, Takashi Nagao, Hiroyuki Ohme
  • Publication number: 20100160505
    Abstract: The present invention provides a resin composition excellent in strength, impact resistance, heat resistance and moldability and further, of low environmental load capable of decreasing CO2 exhaustion in its production. The present invention is a resin composition comprising a styrene-based resin (A), an aliphatic polyester (B) and at least one species selected from a compatibilizer (C) and a dicarboxylic anhydride (D), and the compatibilizer is preferably at least one species described below.
    Type: Application
    Filed: July 31, 2006
    Publication date: June 24, 2010
    Inventors: Sadanori Kumazawa, Akiyoshi Tamai, Hiroyuki Ohme, Sadayuki Kobayashi, Akinori Kanomata, Koji Yamauchi
  • Publication number: 20090275678
    Abstract: A thermoplastic resin composition and a molded article thereof, respectively excellent in flowability and mechanical properties, and, in a preferred mode, also excellent in low warping property, laser transmittance and laser weldability, is obtained by mixing (B) 0.1 to 4 parts by weight of a polyfunctional compound having three or more functional groups, in which at least one of the terminal structures having the functional groups is a structure containing alkylene oxide units, with (A) 100 parts by weight of a thermoplastic resin, and further provides a molded particle thereof. It is preferred that the (A) thermoplastic resin is one or more selected from a polyester resin and polycarbonate resin.
    Type: Application
    Filed: June 27, 2007
    Publication date: November 5, 2009
    Inventors: Sadanori Kumazawa, Hiroyuki Ohme, Yuki Amano, Takamusa Owaki
  • Patent number: 7550541
    Abstract: Disclosed are a resin composition comprising a polylactic acid resin and a polyacetal resin, and such a resin composition in which the polylactic acid resin and the polyacetal resin are kept miscible with each other. The resin composition has good moldability, workability, mechanical properties, heat resistance and transparency, and may be worked into moldings, films and fibers for practical use.
    Type: Grant
    Filed: July 11, 2007
    Date of Patent: June 23, 2009
    Assignee: Toray Industries, Inc.
    Inventors: Hiroyuki Ohme, Sadanori Kumazawa, Jiro Kumaki
  • Publication number: 20090030132
    Abstract: A resin composition comprising a polylactic acid-based resin (A) and methacrylic resins (B), wherein the methacrylic resins having at least (a) a difference of 10° C. or more in glass transition temperature or (b) a difference of 3% or more in syndiotacticity; it is preferred that at least one of the methacrylic resins (B) is a methacrylic resin having a weight average molecular weight of 50,000 to 450,000, a glass transition temperature of 110° C. or higher and a syndiotacticity of 40% or more, and that the resin composition further contains a multilayer structure polymer formed as particles each consisting of a core layer and one or more shell layers covering it (C) A molded article made of said resin composition.
    Type: Application
    Filed: January 27, 2006
    Publication date: January 29, 2009
    Applicant: TORAY INDUSTRIES, INC
    Inventors: Sadanori Kumazawa, Yuki Amano, Hiroyuki Ohme
  • Publication number: 20080262151
    Abstract: A resin composition in which a polylactic acid resin (A) 95-5 wt %, an aromatic polycarbonate resin (B) 5-95 wt %, and, with respect to 100 wt parts of the total of the (A) and the (B), at least one compatibilizer selected from a polymer compound containing an acrylic resin or styrene resin unit as a graft (C), a polymer compound to which a glycidyl compound or an acid anhydride is grafted or copolymerized (D) and an oxazoline compound, an oxazine compound and a carbodiimide compound (E) are compounded.
    Type: Application
    Filed: September 20, 2005
    Publication date: October 23, 2008
    Inventors: Hiromitsu Ishii, Takashi Nagao, Hiroyuki Ohme
  • Publication number: 20070260019
    Abstract: Disclosed are a resin composition comprising a polylactic acid resin and a polyacetal resin, and such a resin composition in which the polylactic acid resin and the polyacetal resin are kept miscible with each other. The resin composition has good moldability, workability, mechanical properties, heat resistance and transparency, and may be worked into moldings, films and fibers for practical use.
    Type: Application
    Filed: July 11, 2007
    Publication date: November 8, 2007
    Applicant: Toray Industries, Inc.
    Inventors: Hiroyuki Ohme, Sadanori Kumazawa, Jiro Kumaki
  • Patent number: 7268190
    Abstract: Disclosed are a resin composition comprising a polylactic acid resin and a polyacetal resin, and such a resin composition in which the polylactic acid resin and the polyacetal resin are kept miscible with each other. The resin composition has good moldability, workability, mechanical properties, heat resistance and transparency, and may be worked into moldings, films and fibers for practical use.
    Type: Grant
    Filed: August 1, 2002
    Date of Patent: September 11, 2007
    Assignee: Toray Industries, Inc.
    Inventors: Hiroyuki Ohme, Sadanori Kumazawa, Jiro Kumaki
  • Publication number: 20050080200
    Abstract: A polyester composition prepared by melting and blending a polyester with a glycidyl ester compound, a glycidyl ether compound and a catalyst has good hydrolysis resistance and, when melted, gives little gas generation and undergoes little viscosity change. It is most favorable for parts of automobile, electric and electronic appliances such as connectors.
    Type: Application
    Filed: October 5, 2004
    Publication date: April 14, 2005
    Inventors: Sadanori Kumazawa, Hiroyuki Ohme, Kenichi Utazaki, Jiro Kumaki
  • Patent number: 6838529
    Abstract: A polyester composition prepared by melting and blending a polyester with a glycidyl ester compound, a glycidyl ether compound and a catalyst has good hydrolysis resistance and, when melted, gives little gas generation and undergoes little viscosity change. It is most favorable for parts of automobile, electric and electronic appliances such as connectors.
    Type: Grant
    Filed: November 20, 2001
    Date of Patent: January 4, 2005
    Assignee: Toray Industries, Inc.
    Inventors: Sadanori Kumazawa, Hiroyuki Ohme, Kenichi Utazaki, Jiro Kumaki