Patents by Inventor Motoi Naito

Motoi Naito 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).

  • Curable and foamable polyolefinic resin composition, cured foam of polyolefinic resin and method for producing it
    Patent number: 6143804
    Abstract: A polyolefinic resin is combined with a (meth)acrylic polyfunctional monomer compound having an aromatic ring, an alicyclic ring or a heterocyclic ring nearly in the center of its chemical formula, and a pyrolyzable chemical foaming agent to give a curable and foamable polyolefinic resin composition. The composition is shaped into a sheet, then cured and foamed into a sheet foam. The cured foam of polyolefinic resin has a curing degree of from 10 to 70%, and has the advantages of good heat resistance, good workability and shapability, and good pressure resistance.
    Type: Grant
    Filed: July 7, 1999
    Date of Patent: November 7, 2000
    Assignee: Toray Industries, Inc.
    Inventors: Nario Uejyukkoku, Motoi Naito, Fusayoshi Akimaru, Akihiro Kataoka, Masakazu Kanazawa