Patents by Inventor Toyohisa Fujimoto
Toyohisa Fujimoto 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: 10655007Abstract: Disclosed are: a polyalkylene terephthalate resin composition comprising (A) a polyalkylene terephthalate resin and (B) an acrylic-based core-shell polymer which has an average particle size of 2 ?m or greater and in which an amount of the core layer component is more than 80% by mass but less than 100% by mass relative to a total mass of the core layer component and a shell layer component; and a molded article which is obtained by molding the polyalkylene terephthalate resin composition.Type: GrantFiled: December 14, 2015Date of Patent: May 19, 2020Assignees: POLYPLASTICS CO., LTD., KANEKA CORPORATIONInventors: Kouichi Sakata, Shinya Yamada, Nobuhiro Yamamoto, Tetsuro Yamamoto, Yoshiaki Matsuoka, Toyohisa Fujimoto
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Patent number: 10138314Abstract: The present invention relates to a thermoplastic resin composition comprising a rubber graft copolymer comprising a core layer containing a rubber copolymer and a shell layer grafted on the core layer and a thermoplastic resin comprising a polycarbonate resin and an aliphatic polyester resin in the mass ratio of the rubber graft copolymer/the thermoplastic resin of 3/100 or more, wherein the shell layer is obtained by polymerizing or copolymerizing a (meth)acrylate monomer having an epoxy group, and the amount of the (meth)acrylate monomer having an epoxy group is 3 parts by mass or more and less than 29 parts by mass based on 100 parts by mass of the rubber graft copolymer. The thermoplastic resin composition of the present invention can be utilized in various applications.Type: GrantFiled: April 17, 2013Date of Patent: November 27, 2018Assignee: KANEKA CORPORATIONInventors: Seigo Takamido, Toyohisa Fujimoto
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Publication number: 20170342260Abstract: Disclosed are: a polyalkylene terephthalate resin composition comprising (A) a polyalkylene terephthalate resin and (B) an acrylic-based core-shell polymer which has an average particle size of 2 ?m or greater and in which an amount of the core layer component is more than 80% by mass but less than 100% by mass relative to a total mass of the core layer component and a shell layer component; and a molded article which is obtained by molding the polyalkylene terephthalate resin composition.Type: ApplicationFiled: December 14, 2015Publication date: November 30, 2017Applicants: WinTech Polymer Ltd., KANEKA CORPORATIONInventors: Kouichi Sakata, Shinya Yamada, Nobuhiro Yamamoto, Tetsuro Yamamoto, Yoshiaki Matsuoka, Toyohisa Fujimoto
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Patent number: 9534158Abstract: The present invention provides a curable composition useful as a contact adhesive which has a high rate of initial tack development, high tack strength, and long retention time of the developed tack. The curable composition includes an organic polymer (Q) containing a reactive silyl group, and a linear organic polymer (P) having a number average molecular weight larger than that of the polymer (Q) and having a reactive silyl group containing three hydrolyzable groups at only one terminal. The organic polymer (P) and the organic polymer (Q) are mixed at a mixing ratio (P):(Q), in terms of parts by weight, of 60:40 to 5:95.Type: GrantFiled: February 22, 2012Date of Patent: January 3, 2017Assignee: KANEKA CORPORATIONInventors: Toyohisa Fujimoto, Toshihiko Okamoto
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Publication number: 20160032159Abstract: The present invention aims to provide a moisture-curable reactive hot-melt adhesive composition which contains no vinyl chloride resin, which is excellent in adhesion to oily steel sheets and electroplated steel sheets, which has high strength immediately after application to effectively improve the production cycle, and which can be suitably used in vehicle applications. This challenge is solved by a moisture-curable reactive hot-melt adhesive that includes an oxyalkylene polymer containing a reactive silyl group, an alkyl (meth)acrylate (co)polymer, a tackifying resin, and a specific inorganic filler in combination.Type: ApplicationFiled: October 9, 2015Publication date: February 4, 2016Applicant: KANEKA CORPORATIONInventors: Toyohisa Fujimoto, Nobuyoshi Maizuru
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Patent number: 9206314Abstract: A polycarbonate resin composition which has a high biogenic matter content, is excellent in transparency, surface hardness and impact resistance and is useful as an industrial material having excellent moldability.Type: GrantFiled: July 31, 2013Date of Patent: December 8, 2015Assignees: TEIJIN LIMITED, KANEKA CORPORATIONInventors: Hiroshi Okamoto, Toyohisa Fujimoto
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Publication number: 20150218369Abstract: A polycarbonate resin composition which has a high biogenic matter content, is excellent in transparency, surface hardness and impact resistance and is useful as an industrial material having excellent moldability. The resin composition comprises 100 parts by weight of a polycarbonate (component A) containing not less than 30 mol % of a recurring unit represented by the following formula (1) and 2 to 20 parts by weight of an impact resistance modifier (component B), wherein the resin composition has an aggregation structure that impact resistance modifier (component B) domains are dispersed in the matrix of the polycarbonate (component A), the average size of the impact resistance modifier domains is 5 to 200 nm, and the normalized dispersity is not more than 17%.Type: ApplicationFiled: July 31, 2013Publication date: August 6, 2015Inventors: Hiroshi Okamoto, Toyohisa Fujimoto
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Publication number: 20150065651Abstract: The present invention relates to a thermoplastic resin composition comprising a rubber graft copolymer comprising a core layer containing a rubber copolymer and a shell layer grafted on the core layer and a thermoplastic resin comprising a polycarbonate resin and an aliphatic polyester resin in the mass ratio of the rubber graft copolymer/the thermoplastic resin of 3/100 or more, wherein the shell layer is obtained by polymerizing or copolymerizing a (meth)acrylate monomer having an epoxy group, and the amount of the (meth)acrylate monomer having an epoxy group is 3 parts by mass or more and less than 29 parts by mass based on 100 parts by mass of the rubber graft copolymer. The thermoplastic resin composition of the present invention can be utilized in various applications.Type: ApplicationFiled: March 17, 2013Publication date: March 5, 2015Applicant: KANEKA CORPORATIONInventors: Seigo Takamido, Toyohisa Fujimoto
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Patent number: 8901255Abstract: An object of the present invention is to provide a curable composition that can be used as sealing materials, adhesives, and the like, has excellent curing properties, and gives a cured product excellent in elongation properties. The object can be attained by means of a curable composition comprising: a reactive silyl group-containing polyether polymer (A) that contains a reactive silyl group with high activity (e.g., (ClCH2)(CH3O)2Si—, (CH3OCH2)(CH3O)2Si—, or CH3(CH3O)2Si—CH2—NH—C(?O)—); and a reactive silyl group-containing polyether polymer (B) that contains a reactive silyl group (e.g., CH3(CH3O)2Si— or (CH3O)3Si—) different from that mentioned above and/or a (meth)acrylic polymer (C) containing a reactive silyl group that is not particularly limited.Type: GrantFiled: August 5, 2011Date of Patent: December 2, 2014Assignee: Kaneka CorporationInventors: Kiyoshi Miyafuji, Toyohisa Fujimoto, Katsuyu Wakabayashi, Toshihiko Okamoto
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Publication number: 20140094553Abstract: The present invention provides a curable composition useful as a contact adhesive which has a high rate of initial tack development, high tack strength, and long retention time of the developed tack. The curable composition includes an organic polymer (Q) containing a reactive silyl group, and a linear organic polymer (P) having a number average molecular weight larger than that of the polymer (Q) and having a reactive silyl group containing three hydrolyzable groups at only one terminal. The organic polymer (P) and the organic polymer (Q) are mixed at a mixing ratio (P):(Q), in terms of parts by weight, of 60:40 to 5:95.Type: ApplicationFiled: February 22, 2012Publication date: April 3, 2014Applicant: KANEKA CORPORATIONInventors: Toyohisa Fujimoto, Toshihiko Okamoto
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Publication number: 20130225745Abstract: The present invention aims to provide a moisture-curable reactive hot-melt adhesive composition which contains no vinyl chloride resin, which is excellent in adhesion to oily steel sheets and electroplated steel sheets, which has high strength immediately after application to effectively improve the production cycle, and which can be suitably used in vehicle applications. This challenge is solved by a moisture-curable reactive hot-melt adhesive that includes an oxyalkylene polymer containing a reactive silyl group, an alkyl (meth)acrylate (co)polymer, a tackifying resin, and a specific inorganic filler in combination.Type: ApplicationFiled: September 5, 2011Publication date: August 29, 2013Applicant: KANEKA CORPORATIONInventors: Toyohisa Fujimoto, Nobuyoshi Maizuru
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Publication number: 20130217828Abstract: An object of the present invention is to provide a curable composition that can be used as sealing materials, adhesives, and the like, has excellent curing properties, and gives a cured product excellent in elongation properties. The object can be attained by means of a curable composition comprising: a reactive silyl group-containing polyether polymer (A) that contains a reactive silyl group with high activity (e.g., (ClCH2)(CH3O)2Si—, (CH3OCH2)(CH3O)2Si—, or CH3(CH3O)2Si—CH2—NH—C(?O)—); and a reactive silyl group-containing polyether polymer (B) that contains a reactive silyl group (e.g., CH3(CH3O)2Si— or (CH3O)3Si—) different from that mentioned above and/or a (meth)acrylic polymer (C) containing a reactive silyl group that is not particularly limited.Type: ApplicationFiled: August 5, 2011Publication date: August 22, 2013Applicant: KANEKA CORPORATIONInventors: Kiyoshi Miyafuji, Toyohisa Fujimoto, Katsuyu Wakabayashi, Toshihiko Okamoto
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Publication number: 20130150530Abstract: Provided is a curable composition prepared using a less toxic reactive silyl group-containing polymer, wherein the curable composition is useful as a reactive hot melt adhesive having an excellent balance between storage stability at high temperatures and curability at room temperature. The moisture-curing reactive hot melt adhesive composition comprises either: (A1) an organic polymer containing a reactive silicon group having two hydrolyzable groups and, as a curing catalyst, (B1) a metal carboxylate and/or a carboxylic acid; or (A2) an organic polymer containing a reactive silicon group having three hydrolyzable groups and, as a curing catalyst, (B2) a tetravalent tin compound.Type: ApplicationFiled: May 26, 2011Publication date: June 13, 2013Applicant: KANEKA CORPORATIONInventors: Toyohisa Fujimoto, Toshihiko Okamoto
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Patent number: 7868084Abstract: A curable composition comprises a reactive silicon group-containing polyoxyalkylene polymer which is obtained by reacting a polyoxyalkylene polymer (A) having a molecular weight distribution of 1.6 or less, a number average molecular weight of 15,000 to 50,000, and 0.8 or more reactive groups, on average, per molecule thereof with an organic compound (B) having in the molecule thereof a reactive silicon group and a functional group capable of reacting with the reactive groups of the polymer (A) in a proportion of 0.8 to 1.5 molecules of the organic compound (B), on average, per molecule of the component (A), a filler (C) and a curing catalyst (D). The composition contains no plasticizer or a small amount of plasticizer.Type: GrantFiled: March 29, 2004Date of Patent: January 11, 2011Assignee: Kaneka CorporationInventor: Toyohisa Fujimoto
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Patent number: 7151128Abstract: An object of the present invention is to improve a drying property of paint in application of alkyd paint to the surface of a cured material resulting from the curable composition containing an oxyalkylene polymer having at least one silicon-containing functional group capable of cross-linking by formation of at least one siloxane bond, and to provide a composition that contains an oxyalkylene polymer (A) having at least one silicon-containing functional group capable of cross-linking by formation of at least one siloxane bond and 2,6-di-t-butylhydroxytoluene wherein the content of the above-described 2,6-di-t-butylhydroxytoluene is 350 ppm or less relative to the above-described polymer (A).Type: GrantFiled: May 31, 2002Date of Patent: December 19, 2006Assignee: Kaneka CorporationInventors: Toyohisa Fujimoto, Ayako Yano, Toshifumi Hirose
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Publication number: 20060270819Abstract: The present invention provides a curable composition comprising a reactive silicon group-containing polyoxyalkylene polymer which is obtained by reacting a polyoxyalkylene polymer (A) having a molecular weight distribution of 1.6 or less, a number average molecular weight of 15,000 to 50,000, and 0.8 or more reactive groups, on average, per molecule thereof with an organic compound (B) having in the molecule thereof a reactive silicon group and a functional group capable of reacting with the reactive groups of the polymer (A) in a proportion of 0.8 to 1.5 molecules of the organic compound (B), on average, per molecule of the component (A), a filler (C) and a curing catalyst (D); further in which, in the liquid components contained in the curable composition, the ratio y/x of the content y (wt %) of a component having no reactive silicon group and the content x (wt %) of a component having at least one reactive silicon group is 0.Type: ApplicationFiled: March 29, 2004Publication date: November 30, 2006Inventor: Toyohisa Fujimoto
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Publication number: 20040138398Abstract: An object of the present invention is to improve a drying property of paint in application of alkyd paint to the surface of a cured material resulting from the curable composition containing an oxyalkylene polymer having at least one silicon-containing functional group capable of cross-linking by formation of at least one siloxane bond, and to provide a composition that contains an oxyalkylene polymer (A) having at least one silicon-containing functional group capable of cross-linking by formation of at least one siloxane bond and 2,6-di-t-butylhydroxytoluene wherein the content of the above-described 2,6-di-t-butylhydroxytoluene is 350 ppm or less relative to the above-described polymer (A).Type: ApplicationFiled: November 20, 2003Publication date: July 15, 2004Inventors: Toyohisa Fujimoto, Ayako Yano, Toshifumi Hirose
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Patent number: 6355671Abstract: A sulfonic acid compound of a cyclic phenol sulfide represented by formula (1): (wherein X represents a hydrogen atom, a hydrocarbon group, or an acyl group; M represents a hydrogen atom, an alkyl group, a metal, ammonium, (lower-alkyl)ammonium, (lower-alkanol)ammonium, a nitrogen-containing heterocyclic group, or an amino acid residue; Z represents Sm, SO, or SO2; m is an integer of from 1 to 7; and n is an integer of from 4 to 12, with the proviso that the plural X's, M's and Z's are each the same or different, and at least one of the plural M's is neither a hydrogen atom nor an alkyl group), or a salt thereof; a composition for separating and recovering an organic halogen compound or a monocyclic aromatic compound, comprising a cyclic phenol sulfide or a salt thereof, and a carrier; and a pharmaceutical composition a cyclic phenol sulfide or a pharmaceutically acceptable salt, and a carrier.Type: GrantFiled: June 9, 2000Date of Patent: March 12, 2002Assignees: Cosmo Research Institute, Cosmo Oil Co., Ltd.Inventors: Sotaro Miyano, Nobuhiko Iki, Toyohisa Fujimoto, Fumio Hamada, Shingo Kato, Yoshiyuki Hiraishi, Hitoshi Kumagai, Mitsuharu Hasegawa, Setsuko Miyanari, Yoshihiro Sugawa, Masahiro Ishizuka
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Patent number: 4008994Abstract: The present invention provides an apparatus, and a method for the regeneration of spent wet active carbon, which apparatus comprises a drier for substantially drying the spent carbon, a heating furnace provided with at least one burner and at least one duct, and a regeneration chamber consisting of at least one set of inner cylinder and outer cylinder installed concentrically and vertically inside said heating furnace to penetrate the top and bottom walls of the furnace, wherein said inner and outer cylinders have respectively a multiplicity of holes penetrating the side walls thereof, said inner cylinder is connected with a supply tube for a regeneration gas capable of effecting regeneration of the dried carbon-to-be-regenerated upon contact therewith, the upper end of said outer cylinder is connected with said drier so as to receive said dried carbon therefrom while the lower end thereof forms an outlet for the regenerated carbon, and said duct is connected with the drier so as to facilitate direct or indirType: GrantFiled: May 8, 1975Date of Patent: February 22, 1977Assignees: Japan Gasoline Co., Ltd., Takeda Chemical Industries, Ltd.Inventors: Kouichi Numasaki, Nobutaka Ninomiya, Zenji Matsumoto, Kiyoshi Adachi, Toyohisa Fujimoto
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Patent number: RE46688Abstract: An object of the present invention is to provide a curable composition that can be used as sealing materials, adhesives, and the like, has excellent curing properties, and gives a cured product excellent in elongation properties. The object can be attained by means of a curable composition comprising: a reactive silyl group-containing polyether polymer (A) that contains a reactive silyl group with high activity (e.g., (ClCH2)(CH3O)2Si—, (CH3OCH2)(CH3O)2Si—, or CH3(CH3O)2Si—CH2—NH—C(?O)—); and a reactive silyl group-containing polyether polymer (B) that contains a reactive silyl group (e.g., CH3(CH3O)2Si— or (CH3O)3Si—) different from that mentioned above and/or a (meth)acrylic polymer (C) containing a reactive silyl group that is not particularly limited.Type: GrantFiled: December 2, 2015Date of Patent: January 30, 2018Assignee: KANEKA CORPORATIONInventors: Kiyoshi Miyafuji, Toyohisa Fujimoto, Katsuyu Wakabayashi, Toshihiko Okamoto