Patents by Inventor Tomoki MIYATAKE

Tomoki MIYATAKE 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).

  • Method for producing secondary alcohol alkoxylate
    Patent number: 11820738
    Abstract: The present invention is to provide a means that can reduce coloring of secondary alcohol alkoxylate. The present invention relates to a method for producing a secondary alcohol alkoxylate which comprises feeding an alkylene oxide from a plurality of positions in a tubular reactor to a secondary alcohol to react them, wherein the alkylene oxide is fed in such a manner that a feeding interval is extended and a feeding rate is increased each with a specific proportion.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: November 21, 2023
    Assignee: NIPPON SHOKUBAI CO., LTD.
    Inventors: Tomoki Miyatake, Akimasa Watanabe, Shunsuke Iwakura
  • METHOD FOR PRODUCING SECONDARY ALCOHOL ALKOXYLATE
    Publication number: 20220251013
    Abstract: The present invention is to provide a means that can reduce coloring of secondary alcohol alkoxylate. The present invention relates to a method for producing a secondary alcohol alkoxylate which comprises feeding an alkylene oxide from a plurality of positions in a tubular reactor to a secondary alcohol to react them, wherein the alkylene oxide is fed in such a manner that a feeding interval is extended and a feeding rate is increased each with a specific proportion.
    Type: Application
    Filed: January 27, 2022
    Publication date: August 11, 2022
    Inventors: Tomoki MIYATAKE, Akimasa WATANABE, Shunsuke IWAKURA