Patents by Inventor Taiki SUGAMURA

Taiki SUGAMURA 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).

  • Apparatus and method for manufacturing high-pressure method low-density polyethylene
    Patent number: 11708427
    Abstract: Provided are an apparatus and a method for manufacturing high-pressure method low-density polyethylene, the apparatus and the method having excellent characteristics that a chain transfer agent can be supplied by a simpler apparatus, a deviation (variation) of the concentration of the chain transfer agent supplied to a reactor can be reduced, and compression energy of the chain transfer agent can be reduced. An apparatus for manufacturing high-pressure method polyethylene includes a chain transfer agent supply line that is a line connected to a low pressure recycle ethylene supply line for supplying a chain transfer agent.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: July 25, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Kensuke Naraki, Taiki Sugamura
  • APPARATUS AND METHOD FOR MANUFACTURING HIGH-PRESSURE METHOD LOW-DENSITY POLYETHYLENE
    Publication number: 20220169755
    Abstract: Provided are an apparatus and a method for manufacturing high-pressure method low-density polyethylene, the apparatus and the method having excellent characteristics that a chain transfer agent can be supplied by a simpler apparatus, a deviation (variation) of the concentration of the chain transfer agent supplied to a reactor can be reduced, and compression energy of the chain transfer agent can be reduced. An apparatus for manufacturing high-pressure method polyethylene includes a chain transfer agent supply line that is a line connected to a low pressure recycle ethylene supply line for supplying a chain transfer agent.
    Type: Application
    Filed: November 22, 2021
    Publication date: June 2, 2022
    Inventors: Kensuke NARAKI, Taiki SUGAMURA