Patents Assigned to Nissin Chemical Industry Co., Ltd.
  • Publication number: 20210108081
    Abstract: A thermoplastic resin composition comprising 80 to 99.9 parts by mass of a thermoplastic resin (I), and 0.1 to 20 parts by mass of a silicone-acryl core-shell resin (II), a total mass of the thermoplastic resin (I) and the silicone-acryl core-shell resin (II) being 100 parts by mass, wherein a core particle of the silicone-acryl core-shell resin (II) is composed of an organopolysiloxane (A), and a shell layer of the silicone-acryl core-shell resin (II) is composed of a poly (meth) acrylate ester (B), a mass ratio of the organopolysiloxane (A) to the poly (meth) acrylate ester (B) is in a range of 40:60 to 90:10, and a length (?) of the part of a circumference occupied by the poly (meth) acrylate ester in the silicone-acryl core-shell resin (II) accounts for at least 90% of a whole circumferential length (?) of the silicone-acryl core-shell resin (II).
    Type: Application
    Filed: October 14, 2020
    Publication date: April 15, 2021
    Applicant: Nissin Chemical Industry Co., Ltd.
    Inventor: Kentaro WATANABE
  • Publication number: 20210070974
    Abstract: A core-shell particle including a core containing a perfluoropolymer and a shell containing a non-fluorine resin, the core having a periphery coated with the non-fluorine resin at a coverage of 90% or more, the perfluoropolymer being a polymer containing a polymerized unit based on a perfluoro monomer in an amount of 90 mol % or more relative to all polymerized units, and the shell having a mass of 50 or less relative to a total mass of the core and the shell of 80. Also disclosed is a method for producing the core-shell particle.
    Type: Application
    Filed: December 13, 2018
    Publication date: March 11, 2021
    Applicants: DAIKIN INDUSTRIES, LTD., NISSIN CHEMICAL INDUSTRY CO., LTD.
    Inventors: Katsuhide OHTANI, Masamichi SUKEGAWA, Kazuhiro YAMAMURA, Shoichi ARIMA, Takeshi FUKUZUMI, Yuji GAMA
  • Publication number: 20200299441
    Abstract: Provided is a surface treatment agent which does not use fluorine-containing monomers, particularly fluoroalkyl group-containing monomers. Additionally, provided is a copolymer which includes a first polymer formed from first monomers, and a second polymer formed from second monomers. The copolymer does not include fluorine. The second polymer is polymerized in the presence of the first polymer. The first monomers include a long-chain acrylate ester monomer (a) represented by the formula CH2=CA11-C(?O)—O-A12 (in the formula, A11 represents hydrogen, a monovalent organic group, or a halogen, and A12 represents a C18-30 straight-chain or branched hydrocarbon group). The first monomers and the second monomers both include a halogenated olefin monomer (b).
    Type: Application
    Filed: March 15, 2017
    Publication date: September 24, 2020
    Applicants: DAIKIN INDUSTRIES, LTD., NISSIN CHEMICAL INDUSTRY CO., LTD
    Inventors: Rumi KAWABE, Masaki FUKUMORI, Ryosuke HARA, Masahiro MIYAHARA, Shinichi MINAMI, Ikuo YAMAMOTO, Yasuhiro MITTA, Akifumi MITAKE
  • Publication number: 20200263032
    Abstract: A resin molded product includes: (I) a thermoplastic urethane resin: 80 to 99.9% by weight; and (II) a silicone acrylic graft copolymer resin: 0.1 to 20% by weight, the silicone acrylic graft copolymer resin comprising: (A) an organopolysiloxane represented by the specific formula; and (B) an acrylic ester unit or a methacrylic ester unit, wherein a weight ratio of these components is (A):(B)=50:50 to 90:10.
    Type: Application
    Filed: February 14, 2020
    Publication date: August 20, 2020
    Applicant: Nissin Chemical Industry Co., Ltd.
    Inventor: Kentaro Watanabe
  • Publication number: 20200239972
    Abstract: The present invention provides a coating agent for leather, the coating agent containing: in terms of solid content ratio, (I) an aqueous urethane resin; (II) a matting agent; and (III) a silicone acryl graft copolymer resin emulsion in which the weight ratio of a polyorganosiloxane represented by a specified formula relative to acrylic ester units or methacrylic ester units is 50:50 to 90:10, and a leather on which a coating by the coating agent for leather is formed. This coating agent for leather has exceptional wear resistance and anti-fouling properties, and a leather on which a coating by the coating agent is formed can maintain a high-quality external appearance and high wear resistance.
    Type: Application
    Filed: October 23, 2018
    Publication date: July 30, 2020
    Applicant: NISSIN CHEMICAL INDUSTRY CO., LTD.
    Inventor: Kentaro WATANABE
  • Patent number: 10640662
    Abstract: A novel dispersant contains a specific acetylene glycol and/or a specific acetylene glycol ethoxylate in combination with a specific arylphenol compound. Even when added in a small amount, the dispersant rapidly disperses disperse dyes and pigments and moreover exhibits excellent wettability and antifoaming properties. Dispersions and ink compositions containing the dispersant are also disclosed.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: May 5, 2020
    Assignee: NISSIN CHEMICAL INDUSTRY CO., LTD.
    Inventor: Tomoyuki Nishikawa
  • Patent number: 10640627
    Abstract: Provided is a method of producing an amine adduct of a conductive composite, including: adding an amine compound to a conductive polymer dispersion liquid which contains water and a conductive composite containing a ? conjugated conductive polymer and a polyanion at a mass ratio of the ? conjugated conductive polymer to the polyanion of 1:3 to 1:7.5 to precipitate an amine adduct of the conductive composite.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: May 5, 2020
    Assignees: SHIN-ETSU POLYMER CO., LTD., NISSIN CHEMICAL INDUSTRY CO., LTD.
    Inventors: Sou Matsubayashi, Takanori Suzuki
  • Publication number: 20200102473
    Abstract: A coating composition contains: (A) 60 to 99% by weight of a urethane-based resin emulsion having film-forming ability in terms of a solid content ratio; and (B) 1 to 40% by weight of a silicone-acrylic graft copolymer resin emulsion having an average particle size of 180 nm or less in terms of a solid content ratio, wherein a weight ratio of a polyorganosiloxane represented by a specific chemical formula to an acrylic acid ester unit or a methacrylic acid ester unit is 30:70 to 99:1.
    Type: Application
    Filed: October 1, 2019
    Publication date: April 2, 2020
    Applicant: Nissin Chemical Industry Co., Ltd.
    Inventor: Kentaro Watanabe
  • Publication number: 20200071555
    Abstract: There are provided a dispersion composition containing: (A) from 85 to 99.89% by weight of a dispersant (except for the following (B) and (C)); (B) from 0.01 to 5% by weight of an acetylene glycol and/or an acetylene glycol ethoxylate; and (C) from 0.1 to 10% by weight of one or two or more types selected from polyoxy (ethylene-propylene) block polymers having a weight average molecular weight of from 1,500 to 20,000, a content of ethylene oxide of from 20 to 90% by weight, and a content of propylene oxide of from 10 to 80% by weight: a dispersion and an ink composition using the same, and a method of producing the same.
    Type: Application
    Filed: August 27, 2019
    Publication date: March 5, 2020
    Applicant: Nissin Chemical Industry Co., Ltd.
    Inventor: Tomoyuki Nishikawa
  • Publication number: 20190330487
    Abstract: A dispersant, a dispersion and an ink composition including the dispersant, and a method of preparing the dispersion and the ink composition, in which the dispersant includes: (A) 0.5 to 30% by weight of a compound selected from at least one of acetylene glycol represented by the specific formula (1) and an ethoxylated substance of acetylene glycol represented by the specific formula (2); (B) 5 to 98% by weight of a nonionic aryl phenol compound represented by the specific formula (3); and (C) 1 to 70% by weight of an anionic aryl phenol compound represented by the specific formula (4), and wherein the total amount of components (A) to (C) is 100% by weight.
    Type: Application
    Filed: April 11, 2019
    Publication date: October 31, 2019
    Applicant: NISSIN CHEMICAL INDUSTRY CO., LTD.
    Inventor: Tomoyuki Nishikawa
  • Patent number: 10010497
    Abstract: A cosmetic preparation containing a crosslinkable silicone rubber emulsion comprising (A) 100 parts by weight of a straight chain or branched organopolysiloxane containing at least two hydroxyl groups bonded to the silicon atom per molecule prepared by ring-opening polymerization of a cyclic organosiloxane in the presence of an alkoxysilane or its partial hydrolytic condensate or an ?,?-dihydroxy or dialkoxy siloxane oligomer by using a catalyst selected from citric, lactic, and ascorbic acids and an anionic surfactant emulsifier; and (B) 0.5 to 20 parts by weight of a reaction product of an amino group-containing organoxysilane and an acid anhydride.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: July 3, 2018
    Assignee: NISSIN CHEMICAL INDUSTRY CO., LTD.
    Inventors: Kentaro Watanabe, Akira Yamamoto
  • Patent number: 9980885
    Abstract: A silicone-based copolymer resin powder is prepared by reacting a siloxane oligomer obtained from ring-opening of (a1) a cyclic organosiloxane in the presence of (a3) an acid catalyst and (a4) an anionic surfactant with (a2) a silane coupling agent having an alkoxy group and a polymerizable double bond to obtain (A) a linear or branched organopolysiloxane containing at least 2 silicon-bonded hydroxyl groups per molecule, copolymerizing (A) the linear or branched organopolysiloxane with (B) an ethylenically unsaturated monomer to form a copolymer as a core, and further polymerizing to the copolymer another ethylenically unsaturated monomer as a shell, the powder containing up to 0.3% by weight of the cyclic organosiloxane and up to 1% by weight of the anionic surfactant.
    Type: Grant
    Filed: October 31, 2014
    Date of Patent: May 29, 2018
    Assignee: Nissin Chemical Industry Co. Ltd.
    Inventors: Kentaro Watanabe, Akira Yamamoto
  • Publication number: 20180118961
    Abstract: A novel dispersant contains a specific acetylene glycol and/or a specific acetylene glycol ethoxylate in combination with a specific arylphenol compound. Even when added in a small amount, the dispersant rapidly disperses disperse dyes and pigments and moreover exhibits excellent wettability and antifoaming properties. Dispersions and ink compositions containing the dispersant are also disclosed.
    Type: Application
    Filed: October 30, 2017
    Publication date: May 3, 2018
    Applicant: Nissin Chemical Industry Co., Ltd.
    Inventor: Tomoyuki NISHIKAWA
  • Patent number: 9863012
    Abstract: A leather coating composition comprising (I) an aqueous urethane resin, (II) a matting agent, and (III) a silicone-acrylic graft copolymer resin emulsion obtained by reacting a polyorganosiloxane with a (meth)acrylate monomer has improved abrasion resistance and anti-staining properties. Leather coated with the composition is given an aesthetic appearance and abrasion resistance.
    Type: Grant
    Filed: December 21, 2015
    Date of Patent: January 9, 2018
    Assignee: NISSIN CHEMICAL INDUSTRY CO., LTD.
    Inventor: Kentaro Watanabe
  • Patent number: 9611388
    Abstract: A thermoplastic resin composition having advantages including tensile strength, sliding properties and heat resistance is obtained by blending (I) a thermoplastic resin containing N, S or Cl with (II) an acrylic-modified polyorganosiloxane obtained from emulsion/graft polymerization of a mixture comprising (i) a polyorganosiloxane, (ii) a (meth)acrylate monomer, and (iii) a copolymerizable monomer.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: April 4, 2017
    Assignee: NISSIN CHEMICAL INDUSTRY CO., LTD.
    Inventors: Kentaro Watanabe, Yukihiro Masuda
  • Patent number: 9546310
    Abstract: A method of manufacturing an antistatic film includes a preparation step of preparing a mixed liquid by mixing a polyvinyl alcohol with an aqueous conductive polymer dispersion in which a conductive composite containing a ?-conjugated conductive polymer and a polyanion is included in a water-based dispersion medium; a coating step of obtaining a coating film by coating at least one surface of a film base with the mixed liquid; and a drying and stretching step of drying and stretching the coating film with heating.
    Type: Grant
    Filed: August 19, 2015
    Date of Patent: January 17, 2017
    Assignees: Shin-Etsu Polymer Co., Ltd., Nissin Chemical Industry Co., Ltd.
    Inventors: Sou Matsubayashi, Kohei Kanto, Kazuyoshi Yoshida, Takanori Suzuki
  • Patent number: 9469714
    Abstract: The invention provides a cationic emulsion having a polymer core-shell structure that exhibits excellent substrate adhesiveness, water resistance, alcohol resistance, and high gloss when used in an aqueous ink, and exhibits excellent color developing properties and water resistance when used in a recording medium, specifically, a cationic emulsion having a polymer core-shell structure comprising component (A) and component (B) and having a mass ratio of component (A):component (B) of 25:75-75:25. (A) Emulsion polymer core component obtained by polymerizing a monomer having a vinyl chloride monomer as a constituent. (B) Emulsion polymer shell component, having a structure obtained by polymerizing a monomer mixture having, as constituents: styrenes and a compound of formula (1); or styrenes, a compound of formula (1), and a (meth)acrylic ester having 1-22 carbon atoms in the ester part as a compound (2); in which the compound of formula (1) is 20-45 mass % in the monomer mixture.
    Type: Grant
    Filed: February 4, 2014
    Date of Patent: October 18, 2016
    Assignees: SEIKO PMC CORPORATION, NISSIN CHEMICAL INDUSTRY CO., LTD.
    Inventors: Shiro Umeuchi, Kenji Nasu, Yasuhiro Mitta
  • Patent number: 9416486
    Abstract: Provided is a water and oil repellent composition that provides water and oil repellency that is excellent for base materials such as textile products, and is excellent for preventing adhesion of polymers on rolls during processing. The present invention involves a method for manufacturing a fluorine-containing polymer comprising a first polymer formed from a first monomer, and a second polymer formed from a second monomer. The manufacturing method includes: (I) a step for obtaining the first polymer by polymerizing the first monomer; and (II) a step for obtaining the second polymer by preparing and polymerizing the second monomer in the presence of the first polymer. The first monomer and/or the second monomer includes a fluorine-containing monomer (a), and both the first monomer and the second monomer include a halogenated olefin (b).
    Type: Grant
    Filed: July 4, 2013
    Date of Patent: August 16, 2016
    Assignees: DAIKIN INDUSTRIES, LTD., NISSIN CHEMICAL INDUSTRY CO., LTD
    Inventors: Ryousuke Hara, Rumi Kawabe, Ikuo Yamamoto, Yuji Gama, Nobuyuki Takahata, Yasuhiro Mitta
  • Patent number: 9394452
    Abstract: An ink composition comprising (A) a polyether-modified silicone having formula (I), (B) a polyether-modified silicone having formula (II), water, a water-soluble organic solvent and a colorant has excellent dispersibility, wettability, and penetrability, and is water soluble and suitable for high-speed printing.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: July 19, 2016
    Assignee: NISSIN CHEMICAL INDUSTRY CO., LTD.
    Inventors: Toru Mizusaki, Takeshi Fukuzumi
  • Publication number: 20160177408
    Abstract: A leather coating composition comprising (I) an aqueous urethane resin, (II) a matting agent, and (III) a silicone-acrylic graft copolymer resin emulsion obtained by reacting a polyorganosiloxane with a (meth)acrylate monomer has improved abrasion resistance and anti-staining properties. Leather coated with the composition is given an aesthetic appearance and abrasion resistance.
    Type: Application
    Filed: December 21, 2015
    Publication date: June 23, 2016
    Applicant: Nissin Chemical Industry Co., Ltd.
    Inventor: Kentaro WATANABE