Patents by Inventor Kazuhiro Kote

Kazuhiro Kote 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: 10844252
    Abstract: A latex composition shows storage stability and spray coating characteristics and gives a soft adhesive layer after drying and a one-pack type aqueous adhesive. The latex composition includes a chloroprene-based polymer latex (A) containing a chloroprene-based polymer in an amount of 50 to 85 mass % as solid matter and an acrylic polymer latex (B) having a glass transition temperature of ?52 to ?9° C. and containing an acrylic polymer containing a sodium alkylbenzenesulfonate having a structure represented by the Chemical Formula (1) or a sodium alkyl diphenyl ether disulfonate in an amount of 15 to 50 mass % as solid matter, in a total amount of 100 parts by mass, and additionally at least one pH regulator (C) selected from boric acid, ammonium sulfate, and amino acids having an isoelectric point of 5.5 to 6.5 in an amount of 3 to 13 parts by mass as solid matter.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: November 24, 2020
    Assignee: DENKA COMPANY LIMITED
    Inventors: Gaito Kiyofuji, Masao Onozuka, Manabu Mizushima, Shogo Hagiwara, Hironori Konishi, Daisuke Shimiya, Kazuhiro Kote
  • Patent number: 10703972
    Abstract: A soil erosion inhibitor is provided that includes resin powder excellent in moisture absorption resistance. According to the present invention, a soil erosion inhibitor is provided that includes redispersible synthetic resin powder having a bulk density of 0.50 g/mL or less.
    Type: Grant
    Filed: October 1, 2015
    Date of Patent: July 7, 2020
    Assignee: Denka Company Limited
    Inventors: Koichi Fukuda, Hironori Konishi, Kazuhiro Kote, Ryuji Matsuno
  • Patent number: 10519372
    Abstract: The present invention provides a soil erosion prevention agent which is excellent in the freeze-thaw stability while maintaining the soil erosion prevention effect. When a toluene-insoluble matter of the water-borne resin emulsion is 60 mass % or more and a content of the water-soluble polymer in the soil erosion prevention agent is 1 to 7 mass %, preferably 3 to 5 mass %, the soil erosion prevention agent excellent in the freeze-thaw stability is provided and suitable for greening and a spraying material. The water-borne resin emulsion is preferably a resin containing a structural unit derived from vinyl acetate, or an ethylene-vinyl acetate copolymer emulsion.
    Type: Grant
    Filed: June 17, 2016
    Date of Patent: December 31, 2019
    Assignee: DENKA COMPANY LIMITED
    Inventors: Koichi Fukuda, Hironori Konishi, Kazuhiro Kote
  • Patent number: 10479939
    Abstract: Provided is a soil erosion prevention agent which can suppress the amount of resin used without decreasing soil erosion prevention effect. A soil erosion prevention agent containing a water-borne resin emulsion, wherein: the emulsion has a solid content of 30 to 70 mass %; and the emulsion has a viscosity of 50 mPa·s or lower measured at 30° C. when a water content of the emulsion is adjusted so that the solid content of the emulsion is 40 mass %, is provided.
    Type: Grant
    Filed: February 4, 2015
    Date of Patent: November 19, 2019
    Assignee: Denka Company Limited
    Inventors: Koichi Fukuda, Hironori Konishi, Kazuhiro Kote
  • Publication number: 20190309195
    Abstract: A latex composition gives favorable initial adhesive strength after short drying period, shows storage stability and spray coating characteristics and gives a soft adhesive layer after drying and a one-pack type aqueous adhesive. The latex composition includes a chloroprene-based polymer latex (A) containing a chloroprene-based polymer in an amount of 50 to 85 mass % as solid matter and an acrylic polymer latex (B) having a glass transition temperature of ?52 to ?9° C. and containing an acrylic polymer containing a sodium alkylbenzenesulfonate having a structure represented by the Chemical Formula (1) in an amount of 15 to 50 mass % as solid matter, in a total amount of 100 parts by mass, and additionally at least one pH regulator (C) selected from boric acid, ammonium sulfate, and amino acids having an isoelectric point of 5.5 to 6.5 in an amount of 3 to 13 parts by mass as solid matter.
    Type: Application
    Filed: June 29, 2017
    Publication date: October 10, 2019
    Inventors: Gaito KIYOFUJI, Masao ONOZUKA, Manabu MIZUSHIMA, Shogo HAGIWARA, Hironori KONISHI, Daisuke SHIMIYA, Kazuhiro KOTE
  • Patent number: 10150916
    Abstract: The present invention provides a soil erosion prevention agent which is excellent in the freeze-thaw stability while maintaining the soil erosion prevention effect. A soil erosion prevention agent of the present invention comprises a water-borne resin emulsion; and a water-soluble polymer, wherein a content of the water-borne resin emulsion is 99 to 93 mass %, a content of the water-soluble polymer is 1 to 7 mass %, and the water-borne resin emulsion contains 0.01 to 0.10 parts by mass of a structural unit derived from a polyfunctional monomer with respect to 100 parts by mass of a structural unit derived from a main monomer.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: December 11, 2018
    Assignee: DENKA COMPANY LIMITED
    Inventors: Koichi Fukuda, Hironori Konishi, Kazuhiro Kote
  • Publication number: 20180320070
    Abstract: The present invention provides a soil erosion prevention agent which is excellent in the freeze-thaw stability while maintaining the soil erosion prevention effect. A soil erosion prevention agent of the present invention comprises a water-borne resin emulsion; and a water-soluble polymer, wherein a content of the water-borne resin emulsion is 99 to 93 mass %, a content of the water-soluble polymer is 1 to 7 mass %, and the water-borne resin emulsion contains 0.01 to 0.10 parts by mass of a structural unit derived from a polyfunctional monomer with respect to 100 parts by mass of a structural unit derived from a main monomer.
    Type: Application
    Filed: November 30, 2016
    Publication date: November 8, 2018
    Applicant: Denka Company Limited
    Inventors: Koichi FUKUDA, Hironori KONISHI, Kazuhiro KOTE
  • Publication number: 20180148646
    Abstract: The present invention provides a soil erosion prevention agent which is excellent in the freeze-thaw stability while maintaining the soil erosion prevention effect. When a toluene-insoluble matter of the water-borne resin emulsion is 60 mass % or more and a content of the water-soluble polymer in the soil erosion prevention agent is 1 to 7 mass %, preferably 3 to 5 mass %, the soil erosion prevention agent excellent in the freeze-thaw stability is provided and suitable for greening and a spraying material. The water-borne resin emulsion is preferably a resin containing a structural unit derived from vinyl acetate, or an ethylene-vinyl acetate copolymer emulsion.
    Type: Application
    Filed: June 17, 2016
    Publication date: May 31, 2018
    Applicant: Denka Company Limited
    Inventors: Koichi FUKUDA, Hironori KONISHI, Kazuhiro KOTE
  • Publication number: 20170267927
    Abstract: A soil erosion inhibitor is provided that includes resin powder excellent in moisture absorption resistance. According to the present invention, a soil erosion inhibitor is provided that includes redispersible synthetic resin powder having a bulk density of 0.50 g/mL or less.
    Type: Application
    Filed: October 1, 2015
    Publication date: September 21, 2017
    Applicant: Denka Company Limited
    Inventors: Koichi Fukuda, Hironori Konishi, Kazuhiro Kote, Ryuji Matsuno
  • Publication number: 20170174988
    Abstract: Provided is a soil erosion prevention agent which can suppress the amount of resin used without decreasing soil erosion prevention effect. A soil erosion prevention agent containing a water-borne resin emulsion, wherein: the emulsion has a solid content of 30 to 70 mass %; and the emulsion has a viscosity of 50 mPa·s or lower measured at 30° C. when a water content of the emulsion is adjusted so that the solid content of the emulsion is 40 mass %, is provided.
    Type: Application
    Filed: February 4, 2015
    Publication date: June 22, 2017
    Applicant: Denka Company Limited
    Inventors: Koichi Fukuda, Hironori Konishi, Kazuhiro Kote
  • Patent number: 9257239
    Abstract: An object of the invention is to provide an electrode material slurry for preparation of lithium-ion secondary batteries favorable in properties and superior in storage stability and an aqueous binder composition for lithium-ion secondary batteries that can be used for production of lithium-ion secondary batteries superior in discharge rate characteristics and cycle characteristics. Provided is a binder composition for lithium-ion secondary battery electrode, comprising polymer particles containing (a) an ethylenic unsaturated carboxylic ester compound and (b) an ethylenic unsaturated sulfonic acid compound at a (a)/(b) mass ratio of (98 to 91)/(2 to 9) in a total (a) and (b) amount of 70 mass % or more, based on the monomeric raw materials.
    Type: Grant
    Filed: November 2, 2012
    Date of Patent: February 9, 2016
    Assignees: DENKA COMPANY LIMITED, SEI CORPORATION
    Inventors: Hironori Konishi, Daisuke Shimiya, Kazuhiro Kote, Takehiko Sawai, Shinji Saito, Jun Nakagawa
  • Publication number: 20140307364
    Abstract: An object of the invention is to provide an electrode material slurry for preparation of lithium-ion secondary batteries favorable in properties and superior in storage stability and an aqueous binder composition for lithium-ion secondary batteries that can be used for production of lithium-ion secondary batteries superior in discharge rate characteristics and cycle characteristics. Provided is a binder composition for lithium-ion secondary battery electrode, comprising polymer particles containing (a) an ethylenic unsaturated carboxylic ester compound and (b) an ethylenic unsaturated sulfonic acid compound at a (a)/(b) mass ratio of (98 to 91)/(2 to 9) in a total (a) and (b) amount of 70 mass % or more, based on the monomeric raw materials.
    Type: Application
    Filed: November 2, 2012
    Publication date: October 16, 2014
    Applicants: SEI CORPORATION, DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    Inventors: Hironori Konishi, Daisuke Shimiya, Kazuhiro Kote, Takehiko Sawai, Shinji Saito, Jun Nakagawa