Patents by Inventor Hiroomi Tokimoto

Hiroomi Tokimoto 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).

  • Processability improver for foam molding and vinyl chloride resin composition containing same
    Patent number: 8664338
    Abstract: An object of the present invention is to provide a foaming vinyl chloride resin composition having excellent foaming properties and providing a foam molded product with an excellent appearance by enhancing the melt strength of the vinyl chloride resin composition. A processability improver for foam molding according to the present invention includes a (meth)acrylic polymer powder with a weight average molecular weight of 2,000,000 to 7,000,000, wherein the (meth)acrylic polymer powder includes 1 to 20% by weight of a (meth)acrylic polymer (A) with a weight average molecular weight of 10,000 to 300,000, and 80 to 99% by weight of a (meth)acrylic polymer (B) with a weight average molecular weight of 2,000,000 to 7,000,000.
    Type: Grant
    Filed: May 25, 2010
    Date of Patent: March 4, 2014
    Assignee: Kaneka Corporation
    Inventors: Mitsutaka Sato, Hideyuki Sakamoto, Hiroomi Tokimoto
  • PROCESSABILITY IMPROVER FOR FOAM MOLDING AND VINYL CHLORIDE RESIN COMPOSITION CONTAINING SAME
    Publication number: 20120142796
    Abstract: An object of the present invention is to provide a foaming vinyl chloride resin composition having excellent foaming properties and providing a foam molded product with an excellent appearance by enhancing the melt strength of the vinyl chloride resin composition. A processability improver for foam molding according to the present invention includes a (meth)acrylic polymer powder with a weight average molecular weight of 2,000,000 to 7,000,000, wherein the (meth)acrylic polymer powder includes 1 to 20% by weight of a (meth)acrylic polymer (A) with a weight average molecular weight of 10,000 to 300,000, and 80 to 99% by weight of a (meth)acrylic polymer (B) with a weight average molecular weight of 2,000,000 to 7,000,000.
    Type: Application
    Filed: May 25, 2010
    Publication date: June 7, 2012
    Applicant: KANEKA CORPORATION
    Inventors: Mitsutaka Sato, Hideyuki Sakamoto, Hiroomi Tokimoto