Patents by Inventor Atsuya Kato
Atsuya Kato 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: 10468683Abstract: The present invention provides a conductive paste for positive electrodes of lithium-ion batteries and a mixture paste for positive electrodes of lithium-ion batteries that are inhibited from increasing in viscosity and gelling, and that have an easy-to-apply viscosity. The conductive paste of the present invention contains a dispersion resin (A), polyvinylidene fluoride (B), conductive carbon (C), a solvent (D), and a dehydrating agent (E).Type: GrantFiled: June 21, 2017Date of Patent: November 5, 2019Assignees: KANSAI PAINT CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koji Endo, Atsuya Kato, Atsushi Tsukamoto, Atsunao Hiwara, Hideki Hagiwara, Koji Takahata, Akira Saito, Machiko Abe, Yuichi Ito, Kentaro Komabayashi
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Patent number: 10355281Abstract: This invention relates to a conductive paste for lithium-ion battery positive electrodes and a mixture paste for a lithium ion battery positive electrode that have an easy-to-apply viscosity, even when a relatively small amount of a dispersion resin is incorporated. More specifically, the invention provides a conductive paste for lithium-ion battery positive electrodes, the conductive paste comprising a dispersion resin (A), conductive carbon (B), and a solvent (C), the dispersion resin (A) containing a resin (A1), the resin (A1) containing, as one constituent component, a polymerizable unsaturated group-containing monomer (A1-1) represented by a specific formula.Type: GrantFiled: January 13, 2017Date of Patent: July 16, 2019Assignees: KANSAI PAINT CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Junji Akahane, Koji Endo, Takanori Ito, Atsuya Kato, Hideki Hagiwara, Machiko Abe, Kosuke Iwase, You Kato, Kazuyuki Kuwano, Sachio Takeda
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Publication number: 20170373319Abstract: The present invention provides a conductive paste for positive electrodes of lithium-ion batteries and a mixture paste for positive electrodes of lithium-ion batteries that are inhibited from increasing in viscosity and gelling, and that have an easy-to-apply viscosity. The conductive paste of the present invention contains a dispersion resin (A), polyvinylidene fluoride (B), conductive carbon (C), a solvent (D), and a dehydrating agent (E).Type: ApplicationFiled: June 21, 2017Publication date: December 28, 2017Applicants: KANSAI PAINT CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koji ENDO, Atsuya KATO, Atsushi TSUKAMOTO, Atsunao HIWARA, Hideki HAGIWARA, Koji TAKAHATA, Akira SAITO, Machiko ABE, Yuichi ITO, Kentaro KOMABAYASHI
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Publication number: 20170207461Abstract: This invention relates to a conductive paste for lithium-ion battery positive electrodes and a mixture paste for a lithium ion battery positive electrode that have an easy-to-apply viscosity, even when a relatively small amount of a dispersion resin is incorporated. More specifically, the invention provides a conductive paste for lithium-ion battery positive electrodes, the conductive paste comprising a dispersion resin (A), conductive carbon (B), and a solvent (C), the dispersion resin (A) containing a resin (A1), the resin (A1) containing, as one constituent component, a polymerizable unsaturated group-containing monomer (A1-1) represented by a specific formula.Type: ApplicationFiled: January 13, 2017Publication date: July 20, 2017Applicants: KANSAI PAINT CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Junji AKAHANE, Koji ENDO, Takanori ITO, Atsuya KATO, Hideki HAGIWARA, Machiko ABE, Kosuke IWASE, You KATO, Kazuyuki KUWANO, Sachio TAKEDA
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Patent number: 9138778Abstract: The present invention provides a method of forming a multi-layered coating film including the steps of (1) forming an undercoating film using an undercoating composition (I), and (2) forming a top coating film on the undercoating film after the formation of the undercoating film, the top coating film being formed using an active energy ray-curable top coating composition (II) containing a silsesquioxane compound (a) and a photoinitiator (b), the silsesquioxane compound (a) containing one or more organic groups each directly bonded to a silicone atom, and at least one of the organic groups having one or more urethane bonds and one (meth)acryloyloxy group.Type: GrantFiled: April 14, 2011Date of Patent: September 22, 2015Assignee: KANSAI PAINT CO., LTD.Inventors: Atsuya Kato, Akinori Nagai
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Patent number: 8889759Abstract: An object to be attained by the present invention is to provide an active energy ray-curable composition that is capable of producing a cured coating film having high scratch resistance and excellent transparency. The present invention relates to an active energy ray-curable composition containing a reactive particle (A) obtained by reacting a silica fine particle (a-1) and a hydrolysable silane (a-2) having one or more (meth)acryloyloxy groups and one or more isocyanurate ring structures in a molecule. The present invention also provides the active energy ray-curable composition according to the above, containing a photopolymerization initiator (B).Type: GrantFiled: January 5, 2011Date of Patent: November 18, 2014Assignee: Kansai Paint Co., Ltd.Inventors: Yoshinari Matsuura, Akinori Nagai, Atsuya Kato
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Patent number: 8519027Abstract: An aqueous amino resin dispersion excelling in storage stability and mechanical stability which is formed by dispersing hydrophobic amino resin in aqueous medium, using a polyester resin having specific hydroxyl value, acid value and number-average molecular weight as a dispersion stabilizer, said polyester resin being prepared by reacting polyhydric alcohol, polycarboxylic acid and/or polycarboxylic anhydride and monoepoxide compound having a long chain hydrocarbon group; thermosetting, water-based paint compositions comprising the aqueous amino resin dispersion; and multi-layered coating film-forming methods using the water-based paint compositions are provided.Type: GrantFiled: December 6, 2005Date of Patent: August 27, 2013Assignee: Kansai Paint Co., Ltd.Inventors: Atsuya Kato, Yoshiyuki Yukawa, Hiroki Nagao
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Publication number: 20130029159Abstract: The present invention provides a method of forming a multi-layered coating film including the steps of (1) forming an undercoating film using an undercoating composition (I), and (2) forming a top coating film on the undercoating film after the formation of the undercoating film, the top coating film being formed using an active energy ray-curable top coating composition (II) containing a silsesquioxane compound (a) and a photoinitiator (b), the silsesquioxane compound (a) containing one or more organic groups each directly bonded to a silicone atom, and at least one of the organic groups having one or more urethane bonds and one (meth)acryloyloxy group.Type: ApplicationFiled: April 14, 2011Publication date: January 31, 2013Applicant: KANSAI PAINT CO., LTD.Inventors: Atsuya Kato, Akinori Nagai
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Publication number: 20120296001Abstract: An object to be attained by the present invention is to provide an active energy ray-curable composition that is capable of producing a cured coating film having high scratch resistance and excellent transparency. The present invention relates to an active energy ray-curable composition containing a reactive particle (A) obtained by reacting a silica fine particle (a-1) and a hydrolysable silane (a-2) having one or more (meth)acryloyloxy groups and one or more isocyanurate ring structures in a molecule. The present invention also provides the active energy ray-curable composition according to the above, containing a photopolymerization initiator (B).Type: ApplicationFiled: January 5, 2011Publication date: November 22, 2012Inventors: Yoshinari Matsuura, Akinori Nagai, Atsuya Kato
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Patent number: 7776937Abstract: The present invention discloses a photocurable composition for forming an anti-fogging coating, comprising: (A) a urethane compound containing at least two (meth)acryloyl groups and a polyoxyalkylene chain in a molecule thereof, (B) a compound having at least two (meth)acryloyl groups and at least two hydroxyl groups in a molecule thereof, obtained by reacting at least two components consisting of an epoxy compound and (meth)acrylic acid, (C) a compound having an ethylenic unsaturated group other than the components (A) and (B), and (D) a photopolymerization initiator, and also discloses a method for forming an anti-fogging coating using this composition.Type: GrantFiled: August 17, 2005Date of Patent: August 17, 2010Assignee: Kansai Paint Co., Ltd.Inventors: Atsuya Kato, Yu Akaki, Takeshi Matsuda, Takashi Tanaka
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Patent number: 7744962Abstract: The present invention provides a thermosetting liquid coating composition for an aluminum wheel comprising (A) a hydroxy- and carboxy-containing acrylic resin having a hydroxyl value of 90 to 150 mg KOH/g and an acid value of 1 to 30 mg KOH/g, the acrylic resin being obtained by copolymerizing a monomer mixture comprising 10 to 50 wt. % of a C6-18 alkyl ester of (meth)acrylic acid, 8 to 40 wt. % of a secondary hydroxy-containing unsaturated monomer, and a carboxy-containing unsaturated monomer; and (B) an amino resin. Also provided a method of coating an aluminum wheel using the composition.Type: GrantFiled: April 23, 2004Date of Patent: June 29, 2010Assignee: Kansai Paint Co., Ltd.Inventors: Atsuya Kato, Toshio Ohkoshi, Hiroki Takeda
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Publication number: 20080118658Abstract: The present invention discloses a photocurable composition for forming an anti-fogging coating, comprising: (A) a urethane compound containing at least two (meth)acryloyl groups and a polyoxyalkylene chain in a molecule thereof, (B) a compound having at least two (meth)acryloyl groups and at least two hydroxyl groups in a molecule thereof, obtained by reacting at least two components consisting of an epoxy compound and (meth)acrylic acid, (C) a compound having an ethylenic unsaturated group other than the components (A) and (B), and (D) a photopolymerization initiator, and also discloses a method for forming an anti-fogging coating using this composition.Type: ApplicationFiled: August 17, 2005Publication date: May 22, 2008Inventors: Atsuya Kato, Yu Akaki, Takeshi Matsuda, Takashi Tanaka
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Publication number: 20060276589Abstract: The present invention provides a thermosetting liquid coating composition for an aluminum wheel comprising (A) a hydroxy- and carboxy-containing acrylic resin having a hydroxyl value of 90 to 150 mg KOH/g and an acid value of 1 to 30 mg KOH/g, the acrylic resin being obtained by copolymerizing a monomer mixture comprising 10 to 50 wt. % of a C6-18 alkyl ester of (meth)acrylic acid, 8 to 40 wt. % of a secondary hydroxy-containing unsaturated monomer, and a carboxy-containing unsaturated monomer; and (B) an amino resin. Also provided a method of coating an aluminum wheel using the composition.Type: ApplicationFiled: April 23, 2004Publication date: December 7, 2006Inventors: Atsuya Kato, Toshio Ohkoshi, Hiroki Takeda
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Publication number: 20060135678Abstract: An aqueous amino resin dispersion excelling in storage stability and mechanical stability which is formed by dispersing hydrophobic amino resin in aqueous medium, using a polyester resin having specific hydroxyl value, acid value and number-average molecular weight as a dispersion stabilizer, said polyester resin being prepared by reacting polyhydric alcohol, polycarboxylic acid and/or polycarboxylic anhydride and monoepoxide compound having a long chain hydrocarbon group; thermosetting, water-based paint compositions comprising the aqueous amino resin dispersion; and multi-layered coating film-forming methods using the water-based paint compositions are provided.Type: ApplicationFiled: December 6, 2005Publication date: June 22, 2006Inventors: Atsuya Kato, Yoshiyuki Yukawa, Hiroki Nagao
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Publication number: 20040191418Abstract: This invention provides a paint film forming method comprising applying color base paint onto rigid resin parts and then clear paint and curing the two paint films, which is characterized by using, as said clear paint, a clear paint comprising 60-90% by weight of a hydroxyl-containing acrylic resin (A) and 10-40% by weight of a curing agent (B), based on the combined solid content of the acrylic resin (A) and the curing agent (B),Type: ApplicationFiled: March 25, 2004Publication date: September 30, 2004Inventors: Masami Suwama, Atsuya Kato