Patents by Inventor Kai Miwa

Kai Miwa 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).

  • FLAME RETARDER COMPRISING CONDENSED PHOSPHONIC ACID ESTER AND FLAME-RETARDANT RESIN COMPOSITION
    Publication number: 20150051327
    Abstract: The main objection of the present invention is to provide a halogen-free flame retardant for resins which has a high heat resistance and is capable of exhibiting excellent flame retardance while maintaining a good transparency. The present invention provides a flame retardant for resins which includes a condensed phosphonic acid ester having a specific chemical structure, a flame-retarded resin composition containing the same, and a molded article made from the composition.
    Type: Application
    Filed: July 26, 2012
    Publication date: February 19, 2015
    Applicant: MARUBISHI OIL CHEMICAL CO., LTD.
    Inventors: Junichi Kobayashi, Akira Ishikawa, Kai Miwa, Shigeto Iguchi