Patents by Inventor Teruo Aoyama
Teruo Aoyama 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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Patent number: 10174453Abstract: A composition improves mechanical strength (e.g., impact resistance and flexural strength), and achieves improved mass productivity by reducing a situation in which a strand fuzzes during extrusion. The composition includes a conjugated diene-based polymer (A), fibers (B), and a thermoplastic resin (C), the composition including the conjugated diene-based polymer (A) in a ratio of 0.05 to 30 parts by mass based on 100 parts by mass of the thermoplastic resin (C), and including the fibers (B) in a ratio of 3 to 150 parts by mass based on 100 parts by mass of the thermoplastic resin (C), wherein the conjugated diene-based polymer (A) includes at least one functional group selected from the group consisting of an alkoxysilyl group and an amino group.Type: GrantFiled: July 3, 2015Date of Patent: January 8, 2019Assignee: JSR CORPORATIONInventors: Shuugo Maeda, Akihiko Morikawa, Kentarou Kanae, Teruo Aoyama, Jirou Ueda, Masahiro Shibata, Akihiko Ookubo
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Publication number: 20170211225Abstract: A composition improves mechanical strength (e.g., impact resistance and flexural strength), and achieves improved mass productivity by reducing a situation in which a strand fuzzes during extrusion. The composition includes a conjugated diene-based polymer (A), fibers (B), and a thermoplastic resin (C), the composition including the conjugated diene-based polymer (A) in a ratio of 0.05 to 30 parts by mass based on 100 parts by mass of the thermoplastic resin (C), and including the fibers (B) in a ratio of 3 to 150 parts by mass based on 100 parts by mass of the thermoplastic resin (C), wherein the conjugated diene-based polymer (A) includes at least one functional group selected from the group consisting of an alkoxysilyl group and an amino group.Type: ApplicationFiled: July 3, 2015Publication date: July 27, 2017Applicant: JSR CORPORATIONInventors: Shuugo MAEDA, Akihiko MORIKAWA, Kentarou KANAE, Teruo AOYAMA, Jiru UEDA, Masahiro SHIBATA, Akihiko OOKUBO
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Patent number: 8410215Abstract: A thermoplastic resin composition contains (i) a polylactic acid, (ii) a polyolefin, and (iii) a compatibilizer (functional group-containing polymer that includes a functional group selected from functional groups X including a carboxyl group, an acid anhydride group, an epoxy group, a (meth)acryloyl group, an amino group, an alkoxysilyl group, a hydroxyl group, an isocyanate group, and an oxazoline group). The thermoplastic resin composition contains (iii-1) a functional group-containing hydrogenated diene polymer and (iii-2) a functional group-containing olefin polymer as the component (iii).Type: GrantFiled: August 23, 2007Date of Patent: April 2, 2013Assignee: JSR CorporationInventors: Takuya Sano, Toshiyuki Hayakawa, Takeo Nakamura, Teruo Aoyama, Akihiko Okubo, Satoshi Kura
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Publication number: 20090264591Abstract: A thermoplastic resin composition contains (i) a polylactic acid, (ii) a polyolefin, and (iii) a compatibilizer (functional group-containing polymer that includes a functional group selected from functional groups X including a carboxyl group, an acid anhydride group, an epoxy group, a (meth)acryloyl group, an amino group, an alkoxysilyl group, a hydroxyl group, an isocyanate group, and an oxazoline group). The thermoplastic resin composition contains (iii-1) a functional group-containing hydrogenated diene polymer and (iii-2) a functional group-containing olefin polymer as the component (iii).Type: ApplicationFiled: August 23, 2007Publication date: October 22, 2009Applicant: JSR CORPORATIONInventors: Takuya Sano, Toshiyuki Hayakawa, Takeo Nakamura, Teruo Aoyama, Akihiko Okubo, Satoshi Kura
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Patent number: 7579057Abstract: A resin molded article which is a molded article obtained by irradiating a resin molded article containing 100 to 60 parts by weight of (A) syndiotactic 1,2-polybutadiene having a crystallinity of 5% or more and 0 to 40 parts by weight of (B) another thermoplastic polymer with an electron beam, in which the 50% stress of the molded article after the electron beam irradiation (50% M:M2) is from 1.01 to 2.5 times the 50% stress before the electron beam irradiation (50% M:M1), and the molded article has steam sterilization resistance. The molded article is excellent in flexibility and hardness, excellent in steam sterilization resistance, and useful for medical applications such as an infusion tube, an infusion solution container, a catheter and the like.Type: GrantFiled: March 23, 2004Date of Patent: August 25, 2009Assignee: JSR CorporationInventors: Teruo Aoyama, Minoru Furuichi
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Publication number: 20090202791Abstract: An ultraviolet-curable polymer composition includes (A) 5 to 100 parts by mass of syndiotactic 1,2-polybutadiene having a 1,2-vinyl bond content of 70% or more and a degree of crystallinity of 5 to 50%, (B) 0 to 95 parts by mass of a thermoplastic polymer ((A)+(B)=100 parts by mass), (C) 10 parts by mass or less of a photoinitiator based on 100 parts by mass of the syndiotactic 1,2-polybutadiene (A) and the thermoplastic polymer (B) in total, and (D) 10 parts by mass or less of a polyfunctional acrylate based on 100 parts by mass of the syndiotactic 1,2-polybutadiene (A) and the thermoplastic polymer (B) in total.Type: ApplicationFiled: December 5, 2006Publication date: August 13, 2009Applicant: JSR CorporationInventors: Takeo Nakamura, Teruo Aoyama, Akihiko Morikawa
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Publication number: 20080226930Abstract: To improve the joining (adhesion) force of a polybutadiene formed article and a polar resin formed article, and to further improve the joining force by selecting (combining) a solvent(s) for these formed articles. A method for adhering a polybutadiene formed article, which comprises (1) the step of reducing the water contact angle of a surface of the polybutadiene formed article by ozone treatment, electron beam treatment, corona discharge treatment, plasma discharge treatment, ultraviolet laser treatment or chemical treatment, and (2) the step of adhering the polybutadiene formed article reduced in the water contact angle to a polar resin formed article.Type: ApplicationFiled: December 24, 2004Publication date: September 18, 2008Applicant: JSR CorporationInventors: Minoru Furuichi, Nobuyuki Toyota, Teruo Aoyama
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Publication number: 20070015871Abstract: A thermoplastic elastomer composition comprising: (A) 85-98 wt % of syndiotactic 1,2-polybutadiene having a 1,2-bond content of 70% or more and a degree of crystallinity of 5-50% and (B) 2-15 wt % of a styrene-butadiene-styrene block copolymer and/or styrene-isoprene-styrene block copolymer is disclosed. Since the thermoplastic elastomer composition and a molded article made from the composition can be firmly bonded with a polar resin using an organic solvent, the composition is useful as a material of components used for medical treatment such as an infusion set for medical treatment.Type: ApplicationFiled: July 11, 2006Publication date: January 18, 2007Applicant: JSR CorporationInventors: Takeo Nakamura, Teruo Aoyama, Akihiko Morikawa
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Publication number: 20070009696Abstract: A thermoplastic elastomer molded article having a surface treated with a silicone emulsion and/or aqueous solution of silicone containing water-soluble silicone with a silicone content of 1 to 30 wt % is provided. As the thermoplastic elastomer, a composition comprising 20 to 100 wt % of 1,2-polybutadiene having a 1,2-bond content of 70% or more and a degree of crystallinity of 5 to 50% and 0 to 80 wt % of other thermoplastic elastomers, provided that the total amount of the 1,2-polybutadiene and the other thermoplactic elastomers is 100 wt %, can be given. The molded article of the present invention can be applied to various types of tubes, sheets, and hoses as well as a tube for medical use since the surface of the article has improved sliding properties and sliding wear resistance, without impairing transparency, flexibility, lightweightness, and mechanical strength.Type: ApplicationFiled: July 3, 2006Publication date: January 11, 2007Applicant: JSR CorporationInventors: Takeo Nakamura, Teruo Aoyama, Akihiko Morikawa
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Publication number: 20060068202Abstract: A resin molded article which is a molded article obtained by irradiating a resin molded article containing 100 to 60 parts by weight of (A) syndiotactic 1,2-polybutadiene having a crystallinity of 5% or more and 0 to 40 parts by weight of (B) another thermoplastic polymer with an electron beam, in which the 50% stress of the molded article after the electron beam irradiation (50% M:M2) is from 1.01 to 2.5 times the 50% stress before the electron beam irradiation (50% M:M1), and the molded article has steam sterilization resistance. The molded article is excellent in flexibility and hardness, excellent in steam sterilization resistance, and useful for medical applications such as an infusion tube, an infusion solution container, a catheter and the like.Type: ApplicationFiled: March 23, 2004Publication date: March 30, 2006Inventors: Teruo Aoyama, Minoru Furuichi
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Publication number: 20040206362Abstract: Disclosed are a medical member having a tube mainly containing syndiotactic 1,2-polybutadiene having a crystallinity of 5% or more and a connecting member such as a connector connected thereto, the connecting member mainly containing syndiotactic 1,2-polybutadiene having a crystallinity of 5% or more, and a medical instrument such as an infusion set having the medical member as a constituent element. The medical member is excellent in flexibility and hardness, has no leak at a joint, and is also excellent in steam sterilization resistance.Type: ApplicationFiled: April 9, 2004Publication date: October 21, 2004Applicant: JSR CorporationInventors: Minoru Furuichi, Kouji Okada, Teruo Aoyama
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Publication number: 20040067380Abstract: Disclosed are oil-extended 1,2-polybutadiene containing an extender oil in a specific amount based on 1,2-polybutadiene and a production method thereof, and a composition further containing another (co)polymer, a foaming agent, a crosslinking agent, a softening agent and other additives. The resulting oil-extended 1,2-polybutadiene and the composition thereof has excellent functions characterizing conventional 1,2-polybutadiene and is further excellent in wear resistance, fluidity (processability), coloring properties (high distinctness of images), flexibility, attachability and the like, so that they can be applied to various formed articles, shoe sole materials and laminate having high performances.Type: ApplicationFiled: August 15, 2003Publication date: April 8, 2004Inventors: Masaki Maeda, Junji Koujina, Katsuaki Morino, Teruo Aoyama, Kouji Okada, Minoru Furuichi
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Patent number: 5008331Abstract: A thermoplastic resin composition consisting essentially of (A) 10-90% by weight of a graft copolymer (A) obtained by polymerizing a mixture of an alkenyl cyanide compound and an aromatic alkenyl compound in the presence of a butadiene rubber latex in which 40-100% by weight of butadiene rubber particles (A-1) having an average particle diameter of at least 1,300 .ANG. but less than 2,100 .ANG., 0-60% by weight of butadiene rubber particles (A-2) having an average particle diameter of 2,100 .ANG.Type: GrantFiled: February 27, 1990Date of Patent: April 16, 1991Assignee: Japan Synthetic Rubber Co., Ltd.Inventors: Kouzo Kawashima, Takao Morikawa, Teruo Aoyama, Akira Kamiya