Patents by Inventor Sarah SITI

Sarah SITI 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).

  • Biodegradable aliphatic polyester fiber and method for producing the same
    Patent number: 10760183
    Abstract: An objective is to improve the spinnability and the productivity and increase the tensile strength of a polyester fiber containing polyhydroxyalkanoate. Disclosed is a biodegradable aliphatic polyester fiber containing a polyhydroxyalkanoate, a nucleating agent, and a lubricant, wherein the nucleating agent contains pentaerythritol, and the lubricant contains at least one of behenic amide, stearic acid amide, erucamide, oleic amide, and a combination thereof.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: September 1, 2020
    Assignees: TOKYO INSTITUTE OF TECHNOLOGY, KANEKA CORPORATION
    Inventors: Takeshi Kikutani, Wataru Takarada, Noriyuki Suzuki, Sarah Siti, Ryuji Fukuda
  • BIODEGRADABLE ALIPHATIC POLYESTER FIBER AND METHOD FOR PRODUCING THE SAME
    Publication number: 20190003082
    Abstract: An objective is to improve the spinnability and the productivity and increase the tensile strength of a polyester fiber containing polyhydroxyalkanoate. Disclosed is a biodegradable aliphatic polyester fiber containing a polyhydroxyalkanoate, a nucleating agent, and a lubricant, wherein the nucleating agent contains pentaerythritol, and the lubricant contains at least one of behenic amide, stearic acid amide, erucamide, oleic amide, and a combination thereof.
    Type: Application
    Filed: January 11, 2017
    Publication date: January 3, 2019
    Applicants: TOKYO INSTITUTE OF TECHNOLOGY, KANEKA CORPORATION
    Inventors: Takeshi KIKUTANI, Wataru TAKARADA, Noriyuki SUZUKI, Sarah SITI, Ryuji FUKUDA