Patents by Inventor Narumi MIYATA

Narumi MIYATA 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).

  • Phenolic resin foam laminate board
    Patent number: 11932733
    Abstract: Provided is a phenolic resin foam laminate board in which a flexible surface material is arranged on at least upper and lower surfaces of a phenolic resin foam. The phenolic resin foam contains HCFO-1224yd(Z), has a density of not less than 20 kg/m3 and not more than 55 kg/m3, a closed cell ratio of 80% or more, an average cell diameter of not less than 60 ?m and not more than 200 ?m, a percentage of an area seeping out from the surface material is 30% or less, and content of HCFO-1224yd(Z) per space volume of 22.4×10?3 m3 in the phenolic resin foam is not less than 0.06 mol and not more than 0.35 mol.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: March 19, 2024
    Assignee: Asahi Kasei Construction Materials Corporation
    Inventors: Hisashi Mihori, Narumi Miyata, Nobuki Hiramatsu
  • PHENOLIC RESIN FOAM LAMINATE BOARD
    Publication number: 20230074052
    Abstract: Provided is a phenolic resin foam laminate board in which a flexible surface material is arranged on at least upper and lower surfaces of a phenolic resin foam. The phenolic resin foam contains HCFO-1224yd(Z), has a density of not less than 20 kg/m3 and not more than 55 kg/m3, a closed cell ratio of 80% or more, an average cell diameter of not less than 60 ?m and not more than 200 ?m, a percentage of an area seeping out from the surface material is 30% or less, and content of HCFO-1224yd(Z) per space volume of 22.4×10?3 m3 in the phenolic resin foam is not less than 0.06 mol and not more than 0.35 mol.
    Type: Application
    Filed: February 5, 2021
    Publication date: March 9, 2023
    Applicant: Asahi Kasei Construction Materials Corporation
    Inventors: Hisashi MIHORI, Narumi MIYATA, Nobuki HIRAMATSU