Patents by Inventor Yuka IMOTO

Yuka IMOTO 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).

  • Publication number: 20230002541
    Abstract: The present invention provides a composition which is capable of forming a polyurethane foam having a high hardness and excellent sound absorption properties. [Solution] The present invention relates to a composition for forming polyurethane foam characterized in that the composition for forming polyurethane foam comprises a polyol, a polyisocyanate, and a catalyst, in which the polyol comprises a polyol (A) having a number average molecular weight of 1500 to 8000 g/mol, the catalyst comprises a trimerization catalyst, in which the polyurethane foam has an air permeability of not less than 0.1 L/sec.
    Type: Application
    Filed: December 17, 2020
    Publication date: January 5, 2023
    Inventors: Yuka IMOTO, Saeko MATZUSAWA, Shinichiro SADO
  • Patent number: 11427706
    Abstract: The platability improver of the present invention comprises heterophasic-polymer particles having a coefficient of variation in particle diameter of 40%-90%. It is preferable that the proportion of polymer particles each having a particle diameter of 0.05 ?m or larger be 80% by volume or more with respect to all the heterophasic-polymer particles and the proportion of polymer particles each having a particle diameter of 0.05 ?m or larger but smaller than 0.15 ?m be 10%-60% by volume with respect to all the heterophasic-polymer particles.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: August 30, 2022
    Assignee: Techno-UMG Co., Ltd.
    Inventors: Noriyoshi Oono, Yuka Imoto, Hironori Kitaguchi, Atsushi Watanabe
  • Publication number: 20200172721
    Abstract: The platability improver of the present invention comprises heterophasic-polymer particles having a coefficient of variation in particle diameter of 40%-90%. It is preferable that the proportion of polymer particles each having a particle diameter of 0.05 ?m or larger be 80% by volume or more with respect to all the heterophasic-polymer particles and the proportion of polymer particles each having a particle diameter of 0.05 ?m or larger but smaller than 0.15 ?m be 10%-60% by volume with respect to all the heterophasic-polymer particles.
    Type: Application
    Filed: July 6, 2018
    Publication date: June 4, 2020
    Applicant: Techno-UMG Co., Ltd.
    Inventors: Noriyoshi OONO, Yuka IMOTO, Hironori KITAGUCHI, Atsushi WATANABE