Patents by Inventor Kentarou Kanae
Kentarou Kanae 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: 20200307115Abstract: Provided is a method of manufacturing a joined body, each of which provides satisfactory molding processability and can achieve both a satisfactory appearance and joining strength at a joining portion. The method of manufacturing a joined body includes injecting a thermoplastic elastomer, after melting of the thermoplastic elastomer, into a mold in which a molded body (I) is placed, to thereby integrate a molded body (II) derived from the thermoplastic elastomer and the molded body (I) with each other, the molded body (I) containing a filler, the filler having an arithmetic average particle diameter of from 1 ?m to 5 ?m.Type: ApplicationFiled: May 12, 2017Publication date: October 1, 2020Applicant: JSR CORPORATIONInventors: Masato KOBAYASHI, Kentarou KANAE
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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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Publication number: 20150203734Abstract: A heat storage material composition comprising: (A) a linear saturated hydrocarbon compound having 2n carbon atoms; (B) a linear saturated hydrocarbon compound having (2n+m) carbon atoms; and (C) an organic compound having a molecular weight of 50 to 300, a solubility parameter of 5 to 8.5 (cal/cm3)0.5 and a melting point measured by a differential scanning calorimeter which is 30° C.Type: ApplicationFiled: August 9, 2013Publication date: July 23, 2015Applicant: JSR CORPORATIONInventors: Kentarou Kanae, Susumu Komiyama, Michio Morita
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Patent number: 8354468Abstract: A thermoplastic elastomer composition that exhibits excellent rubber elasticity, etc. is obtained by dynamically heating a polymer composition in the presence of the crosslinking agent, the polymer composition including an ?-olefin thermoplastic resin (A), and an oil-extended ethylene copolymer (B) that includes an ethylene copolymer that satisfies given conditions, and 50 to 150 parts by mass of a first mineral oil-based softener based on 100 parts by mass of the ethylene copolymer, the content of the oil-extended ethylene copolymer (B) being 30 mass % or more based on the total amount (=100 mass %) of the polymer component including the ?-olefin thermoplastic resin (A) and the oil-extended ethylene copolymer (B).Type: GrantFiled: March 5, 2009Date of Patent: January 15, 2013Assignee: JSR CorporationInventors: Nobuyuki Toyoda, Kentarou Kanae, Hideo Nakanishi, Masato Kobayashi
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Patent number: 8101671Abstract: An object of the invention is to provide a polyolefin resin foam which is excellent in flexibility, cushioning property and processability, especially excellent in cutting processability. The present invention relates to a polyolefin resin foam obtained by foaming a polyolefin resin composition using carbon dioxide in a supercritical state, wherein the polyolefin resin composition contains at least: (1) a thermoplastic elastomer composition obtained by subjecting to a dynamically heat treatment a mixture of (A) a rubber, and (B) (B-1) an ?-olefin crystalline thermoplastic resin and/or (B-2) an ?-olefin amorphous thermoplastic resin, each having a melt tension of less than 3.0 cN at a temperature of 210° C. and at a take-up speed of 2.0 m/min, in the presence of (C) a crosslinking agent; (2) a polyolefin resin; and (3) a nucleant agent having an average particle diameter of from 0.1 ?m to less than 2.0 ?m. The polyolefin resin foam has a density, for example, of 0.2 g/cm2 or less.Type: GrantFiled: March 30, 2007Date of Patent: January 24, 2012Assignees: JSR Corporation, Nitto Denko CorporationInventors: Kentarou Kanae, Norihiro Yamamoto, Takio Itou, Yasuyuki Tokunaga, Makoto Saitou
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Publication number: 20110046290Abstract: A thermoplastic elastomer composition that exhibits excellent rubber elasticity, etc. is obtained by dynamically heating a polymer composition in the presence of the crosslinking agent, the polymer composition including an ?-olefin thermoplastic resin (A), and an oil-extended ethylene copolymer (B) that includes an ethylene copolymer that satisfies given conditions, and 50 to 150 parts by mass of a first mineral oil-based softener based on 100 parts by mass of the ethylene copolymer, the content of the oil-extended ethylene copolymer (B) being 30 mass % or more based on the total amount (=100 mass %) of the polymer component including the ?-olefin thermoplastic resin (A) and the oil-extended ethylene copolymer (B).Type: ApplicationFiled: March 5, 2009Publication date: February 24, 2011Inventors: Nobuyuki Toyoda, Kentarou Kanae, Hideo Nakanishi, Masato Kobayashi
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Patent number: 7867416Abstract: The thermoplastic elastomer composition of the present invention comprises a thermoplastic elastomer which includes an ethylene•?-olefin copolymer and a crystalline polyethylene resin, wherein the crystalline polyethylene resin constitutes a three-dimensional network structure in a matrix formed by the ethylene•?-olefin copolymer, an organic or inorganic blowing agent and a nucleating agent, wherein the thermoplastic elastomer has a melt flow rate of 5 g/10 min or more at a temperature of 230° C. and a load of 10 kg, and a melt tension of 3.0 gf or more at a temperature of 210° C. and a pulling rate of 2 m/min. Also the foam injection molding method of the present invention is a method including injecting the above-mentioned composition into a cavity space of a metal mold and then expanding the cavity space to foam by opening the metal mold at a mold opening rate of 0.05 to 0.4 mm/sec.Type: GrantFiled: December 29, 2008Date of Patent: January 11, 2011Assignees: Honda Motor Co., Ltd., JSR CorporationInventors: Tomokazu Abe, Katumasa Ieda, Akihiko Morikawa, Kentarou Kanae
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Publication number: 20090270525Abstract: A thermoplastic elastomer composition having a melt tension of 5.0 cN or more at 210° C. and a pulling rate of 2.0 m/min and a compression set of 80% or less when measured according to JIS K6262 at 70° C. and 22 hours is provided. The composition is obtained by dynamically treating a mixture of (A) a rubber and (B) a thermoplastic resin (B-1) and/or a thermoplastic resin composition (B-2) with heat in the presence of (C) a crosslinking agent.Type: ApplicationFiled: November 24, 2006Publication date: October 29, 2009Applicant: JSR CORPORATIONInventors: Norihiro Yamamoto, Kentarou Kanae, Minoru Maeda
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Publication number: 20090209670Abstract: An object of the invention is to provide a polyolefin resin foam which is excellent in flexibility, cushioning property and processability, especially excellent in cutting processability. The present invention relates to a polyolefin resin foam obtained by foaming a polyolefin resin composition using carbon dioxide in a supercritical state, wherein the polyolefin resin composition contains at least: (1) a thermoplastic elastomer composition obtained by subjecting to a dynamically heat treatment a mixture of (A) a rubber, and (B) (B-1) an ?-olefin crystalline thermoplastic resin and/or (B-2) an ?-olefin amorphous thermoplastic resin, each having a melt tension of less than 3.0 cN at a temperature of 210° C. and at a take-up speed of 2.0 m/min, in the presence of (C) a crosslinking agent; (2) a polyolefin resin; and (3) a nucleant agent having an average particle diameter of from 0.1 ?m to less than 2.0 ?m. The polyolefin resin foam has a density, for example, of 0.2 g/cm2 or less.Type: ApplicationFiled: March 30, 2007Publication date: August 20, 2009Applicants: JSR CORPORATION, NITTO DENKO CORPORATIONInventors: Kentarou Kanae, Norihiro Yamamoto, Takio Itou, Yasuyuki Tokunaga, Makoto Saito
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Publication number: 20090176045Abstract: A molded composite comprising a first molded part 11 and a second molded part 12 which is bonded to the surface and/or a cross-sectional surface of the first molded part 11 is disclosed. The first molded part 11 is obtained by extrusion foam molding of an olefin thermoplastic elastomer composition, comprising (A) an ethylene-?-olefin copolymer rubber having an intrinsic viscosity [?] of 3.5 to 6.8 dl/g as measured at 135° C. in a decalin solvent, (B) a polyolefin resin, and (C) a mineral oil-based softener in a predetermined proportion and obtained by dynamically heat-treating a mixture of at least (A) the ethylene-?-olefin copolymer rubber and (B) the polyolefin resin in the presence of a cross-linking agent, at an expansion ratio of 1.2 times or more and the second molded part 12 is obtained by injection molding of the olefin thermoplastic elastomer composition and/or another thermoplastic elastomer composition and bonded to the surface and/or a cross-sectional surface of the first molded part 11.Type: ApplicationFiled: December 22, 2006Publication date: July 9, 2009Applicant: JSR CORPORATIONInventors: Kentarou Kanae, Hideo Nakanishi, Minoru Tanaka
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Publication number: 20090171032Abstract: An ionomer obtained by reacting metal compound particles having an average particle diameter of 0.1 ?m or less, with a polymer having a structural unit derived from an unsaturated dicarboxylic acid anhydride. There are provided an ionomer which has the same flexibility and moldability as conventional olefin-based thermoplastic elastomers have, is good at mechanical properties, oil resistance and abrasion resistance, and is superior particularly in tensile strength at break and scratch resistance; a process for production thereof; and a molded article thereof.Type: ApplicationFiled: November 21, 2005Publication date: July 2, 2009Applicant: JSR CorporationInventors: Kentarou Kanae, Minoru Tanaka
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Publication number: 20090108485Abstract: The thermoplastic elastomer composition of the present invention comprises a thermoplastic elastomer which includes an ethylene.?-olefin copolymer and a crystalline polyethylene resin, wherein the crystalline polyethylene resin constitutes a three-dimensional network structure in a matrix formed by the ethylene.?-olefin copolymer, an organic or inorganic blowing agent and a nucleating agent, wherein the thermoplastic elastomer has a melt flow rate of 5 g/10 min or more at a temperature of 230° C. and a load of 10 kg, and a melt tension of 3.0 gf or more at a temperature of 210° C. and a pulling rate of 2 m/min. Also the foam injection molding method of the present invention is a method including injecting the above-mentioned composition into a cavity space of a metal mold and then expanding the cavity space to foam by opening the metal mold at a mold opening rate of 0.05 to 0.4 mm/sec.Type: ApplicationFiled: December 29, 2008Publication date: April 30, 2009Applicants: Honda Motor Co., Ltd., JSR CORPORATIONInventors: Tomokazu Abe, Katumasa Idea, Akihiko Morikawa, Kentarou Kanae
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Publication number: 20090029143Abstract: A method of molding a foam-molded product is provided which includes foam-molding a thermoplastic elastomer composition with a gas or a supercritical fluid, the composition containing 10 to 93 parts by mass of (1) an ethylene/?-olefin copolymer, 3 to 30 parts by mass of (2) a crystalline polyethylene resin, 3 to 30 parts by mass of (3) a hydrogenated block copolymer formed by hydrogenating a specific block copolymer, and 1 to 30 parts by mass (4) an ?-olefin resin having three or more carbon atoms (provided that the total amount of the components (1), (2), (3), and (4) is 100 parts by mass), and having a melt flow rate at a temperature of 230° C. and a load of 10 kg of 5 g/10 min or more and a melt tension at a temperature of 210° C. and a take-up speed of 2 m/min of less than 3.0 cN.Type: ApplicationFiled: January 30, 2006Publication date: January 29, 2009Applicant: JSR CORPORATIONInventors: Kentarou Kanae, Minoru Maeda, Yutaka Abe, Masato Kobayashi
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Publication number: 20080182939Abstract: A thermoplastic elastomer composition of the invention, formed by dynamically crosslinking a polymer composition including a rubber and an olefinic resin and having an average particle size of rubber particles within a specific range, shows an excellent balance of mechanical properties such as flexibility and elastic recovery, and a moldability. Also an inclusion of a (meth)acrylate resin and a hydrogenated diene polymer provides a composition particularly excellent in scratch resistance. Also an inclusion of a maleimide compound provides a composition particularly excellent in injection fusibility. Also an inclusion of an undenatured organopolysiloxane of a specific viscosity and a denatured organopolysiloxane provides a composition particularly excellent in initial slidability and durable slidability.Type: ApplicationFiled: September 27, 2007Publication date: July 31, 2008Applicant: JSR CORPORATIONInventors: Akihiko MORIKAWA, Kentarou Kanae, Hideo Nakanishi, Minoru Maeda, Takahiro Okamoto
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Publication number: 20080081873Abstract: A thermoplastic elastomer composition obtained by dynamically heat-treating a mixture containing a thermoplastic resin (A) having a melting point of not less than 200° C. and an elastomer (B) having a constitutional unit derived from an ester group-containing monomer in the presence of, as a crosslinking agent (C), a polymer (C-1) comprising a (meth)acrylate (c-1) unit having a weight average molecular weight (Mw) of 1,000 to 30,000 and a molecular weight distribution (Mw/Mn) of 1.0 to 4.0 and/or a polymer (C-2) which comprises 5 to 35 mass % of the (meth)acrylate (c-1) unit and 65 to 95 mass % of an aromatic vinyl monomer (c-2) unit, the polymer (C-2) having a weight average molecular weight (Mw) of 1,000 to 30,000 and a molecular weight distribution (Mw/Mn) of 1.0 to 4.0. The composition has a good sea-island structure as a whole and excellent heat resistance, and is useful as a substitute for acrylic rubbers.Type: ApplicationFiled: November 25, 2005Publication date: April 3, 2008Applicant: JSR CORPORATIONInventors: Kentarou Kanae, Masato Kobayashi, Minoru Maeda, Tsukasa Toyoshima, Minoru Tsuneyoshi
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Publication number: 20070276092Abstract: The invention provides a thermoplastic elastomer composition having mechanical properties equivalent or superior to those of conventional thermoplastic elastomer compositions and having excellent heat resistance and oil resistance and a preparation process thereof, and molded or formed products making use of this thermoplastic elastomer composition. The thermoplastic elastomer composition according to the present invention contains a thermoplastic resin having a polar group and an ethylene•?-olefin elastomer having a functional group. The ethylene•?-olefin elastomer having the functional group is preferably a random copolymer obtained by copolymerizing ethylene, an ?-olefin having 3 to 10 carbon atoms, an unsaturated monomer having the functional group and an optional non-conjugated diene.Type: ApplicationFiled: December 2, 2004Publication date: November 29, 2007Applicant: JSR CORPORATIONInventors: Kentarou Kanae, Minoru Tanaka
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Patent number: 7300980Abstract: A thermoplastic elastomer composition of the invention, formed by dynamically crosslinking a polymer composition including a rubber and an olefinic resin and having an average particle size of rubber particles within a specific range, shows an excellent balance of mechanical properties such as flexibility and elastic recovery, and a moldability. Also an inclusion of a (meth)acrylate resin and a hydrogenated diene polymer provides a composition particularly excellent in scratch resistance. Also an inclusion of a maleimide compound provides a composition particularly excellent in injection fusibility. Also an inclusion of an undenatured organopolysiloxane of a specific viscosity and a denatured organopolysiloxane provides a composition particularly excellent in initial slidability and durable slidability.Type: GrantFiled: June 27, 2002Date of Patent: November 27, 2007Assignee: JSR CorporationInventors: Akihiko Morikawa, Kentarou Kanae, Hideo Nakanishi, Minoru Maeda, Takahiro Okamoto
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Publication number: 20070270540Abstract: There is provided a thermoplastic elastomer composition including an ethylene/?-olefin copolymeric rubber (A1) or an extended rubber (X) comprising an ethylene/?-olefin copolymeric rubber (A2) and a mineral oil softener (E2), and a thermoplastic ?-olefin resin (B) comprising a ?-olefinic crystalline thermoplastic resin (B1) and/or a ?-olefinic amorphous thermoplastic resin (B2), an unmodified organopolysiloxane (C), a viny-terminated organopolysiloxane (D), and a mineral oil softener (E1); and molded article produced by forming the thermoplastic elastomer composition. There is provided a thermoplastic elastomer composition and a molded article thereof having excellent molding appearance by imparting an initial sliding ability with an organopolysiloxane having low viscosity and by adding a crosslinked vinylated organopolysiloxane to a thermoplastic elastomer composition to exhibit durable abrasion resistance (long term sliding ability).Type: ApplicationFiled: December 10, 2004Publication date: November 22, 2007Applicant: JSR CorporationInventors: Kentarou Kanae, Hideo Nakanishi, Masato Kobayashi, Junji Koujina
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Publication number: 20070225449Abstract: The present invention provides an ionomer obtained by subjecting, to a heat treatment, metal compound particles having an average particle diameter of 1 ?m or less and a functional group-containing polymer, which is equivalent to conventional olefin-based thermoplastic elastomers in rubber elasticity, flexibility and moldability, has good mechanical properties and abrasion resistance and is superior particularly in tensile strength at break, mar resistance and gloss; a process for production thereof; and a molded article.Type: ApplicationFiled: October 21, 2004Publication date: September 27, 2007Applicant: JSR CorporationInventors: Kentarou Kanae, Yutaka Abe, Minoru Tanaka, Toshiyuki Hayakawa