Patents by Inventor Toshikatsu SAKAKIBARA

Toshikatsu SAKAKIBARA 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 composition, curable paste material, curable sheet material, curable modeling material, curing method, and cured product
    Patent number: 11667748
    Abstract: A curable composition of the present invention includes a cationic polymerizable compound; a thermal polymerization initiator; and a storage stabilizer, in which the cationic polymerizable compound includes at least two selected from the group consisting of a glycidyl ether compound, an alicyclic epoxy compound, and an oxetane compound, a content of the thermal polymerization initiator is from 0.3 to 3 parts by mass with respect to 100 parts by mass of the cationic polymerizable compound, and chain curing is enabled by thermal energy generated by a polymerization reaction of the cationic polymerizable compound.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: June 6, 2023
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Noriya Hayashi, Toshikatsu Sakakibara, Yusuke Kobayashi, Tatsuya Kimura
  • CURABLE COMPOSITION, CURABLE PASTE MATERIAL, CURABLE SHEET MATERIAL, CURABLE MODELING MATERIAL, CURING METHOD, AND CURED PRODUCT
    Publication number: 20200190251
    Abstract: A curable composition of the present invention includes a cationic polymerizable compound; a thermal polymerization initiator; and a storage stabilizer, in which the cationic polymerizable compound includes at least two selected from the group consisting of a glycidyl ether compound, an alicyclic epoxy compound, and an oxetane compound, a content of the thermal polymerization initiator is from 0.3 to 3 parts by mass with respect to 100 parts by mass of the cationic polymerizable compound, and chain curing is enabled by thermal energy generated by a polymerization reaction of the cationic polymerizable compound.
    Type: Application
    Filed: August 29, 2017
    Publication date: June 18, 2020
    Inventors: Noriya HAYASHI, Toshikatsu SAKAKIBARA, Yusuke KOBAYASHI, Tatsuya KIMURA