Patents by Inventor Masaya UEMOTO

Masaya UEMOTO 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).

  • Polyolefin composition containing hygroscopic inorganic filler, and molded body using said polyolefin composition
    Patent number: 10793696
    Abstract: An object of the present invention is to provide a polyolefin composition prepared by kneading a hygroscopic inorganic filler into a polyolefin, without substantially using an additive such as a dispersant or an antioxidant, the polyolefin composition having good dispersibility of the hygroscopic inorganic filler as well as excellent moldability. By kneading anhydrous magnesium sulfate as a hygroscopic inorganic filler into a polyolefin, without substantially adding an additive such as a dispersant or an antioxidant, and by setting the moisture content in the kneaded product to 0.1 wt % or less, a polyolefin composition having good dispersibility of anhydrous magnesium sulfate as well as excellent moldability can be obtained.
    Type: Grant
    Filed: January 19, 2016
    Date of Patent: October 6, 2020
    Assignee: Tomita Pharmaceutical Co., Ltd.
    Inventors: Hideyuki Aoyama, Yoshiyasu Bando, Masanori Sumi, Masaya Uemoto, Makoto Fujii, Seiji Sato
  • POLYOLEFIN COMPOSITION CONTAINING HYGROSCOPIC INORGANIC FILLER, AND MOLDED BODY USING SAID POLYOLEFIN COMPOSITION
    Publication number: 20180282505
    Abstract: An object of the present invention is to provide a polyolefin composition prepared by kneading a hygroscopic inorganic filler into a polyolefin, without substantially using an additive such as a dispersant or an antioxidant, the polyolefin composition having good dispersibility of the hygroscopic inorganic filler as well as excellent moldability. By kneading anhydrous magnesium sulfate as a hygroscopic inorganic filler into a polyolefin, without substantially adding an additive such as a dispersant or an antioxidant, and by setting the moisture content in the kneaded product to 0.1 wt % or less, a polyolefin composition having good dispersibility of anhydrous magnesium sulfate as well as excellent moldability can be obtained.
    Type: Application
    Filed: January 19, 2016
    Publication date: October 4, 2018
    Inventors: Hideyuki AOYAMA, Yoshiyasu BANDO, Masanori SUMI, Masaya UEMOTO, Makoto FUJII, Seiji SATO