Patents by Inventor Hidemaro Tatemichi

Hidemaro Tatemichi 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).

  • Crosslinking emulsion
    Patent number: 4101493
    Abstract: An emulsion of a crosslinking type comprises an oligoester-(meth)acrylate having at least two (meth)acryloyl groups in a molecule, a molecular weight of not more than 1000 per one (meth)acryloyl group, and a boiling point at a normal pressure of at least 200.degree. C and a polymer emulsion of an oil-in-water type.
    Type: Grant
    Filed: July 13, 1976
    Date of Patent: July 18, 1978
    Assignee: Toagosei Chemical Industry Co., Ltd.
    Inventors: Teruo Nakagawa, Takahisa Ogasawara, Hidemaro Tatemichi
  • Process for the preparation of cured oligoacrylates
    Patent number: 4001097
    Abstract: Process for curing an oligoacrylate containing 3-6 acryloyl groups and at least one cyclohexene nucleus in the molecule and having an acryloyl group equivalent of not more than 1000, together with or without at least one other compound copolymerizable therewith, under the action of ionizing radiant rays in a molecular oxygen-containing gas to obtain a cured product from said oligoacrylate.
    Type: Grant
    Filed: August 29, 1974
    Date of Patent: January 4, 1977
    Assignee: Toagosei Chemical Industry Co., Ltd.
    Inventors: Takahisa Ogasawara, Yoshimichi Senzaki, Hiroyuki Kato, Hidemaro Tatemichi
  • Curable compositions
    Patent number: 3935173
    Abstract: A low viscous and solvent-free curable composition comprising a polyester type oligo(meth)acrylate having a plurality of (meth)acryloyl groups, and a polyol poly(meth)acrylate.
    Type: Grant
    Filed: March 18, 1974
    Date of Patent: January 27, 1976
    Assignee: Toagosei Chemical Industrial Co. Ltd.
    Inventors: Takahisa Ogasawara, Yorimasa Kobayashi, Kiyokazu Mizutani, Teruo Nakagawa, Noboru Hisanaga, Hidemaro Tatemichi