Patents by Inventor Yee Seng LIM

Yee Seng LIM 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).

  • Surfactant system
    Patent number: 11396640
    Abstract: The invention relates to a surfactant composition comprising a primary surfactant of sulfonated methyl ester (SME) of a fatty acid having a chain length of 16 to 18 carbon atoms (C16-C18); a secondary surfactant having a carbon chain length shorter than that of the primary surfactant; a non-ionic co-surfactant; a hydrotrope; and a solvent. The secondary surfactant can be a SME of a fatty acid having a chain length of 12 to 14 carbon atoms (C12-C14) or sodium lauryl ether sulfate (SLES). The invention also relates to use of said surfactant composition as a surfactant system in a detergent.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: July 26, 2022
    Assignee: KL-KEPONG OLEOMAS SDN BHD
    Inventors: Jordan Todorov Petkov, Hui Xu, Yee Seng Lim, Yee Wei Ung
  • SURFACTANT SYSTEM
    Publication number: 20200165543
    Abstract: The invention relates to a surfactant composition comprising a primary surfactant of sulfonated methyl ester (SME) of a fatty acid having a chain length of 16 to 18 carbon atoms (C16-C18); a secondary surfactant having a carbon chain length shorter than that of the primary surfactant; a non-ionic co-surfactant; a hydrotrope; and a solvent. The secondary surfactant can be a SME of a fatty acid having a chain length of 12 to 14 carbon atoms (C12-C14) or sodium lauryl ether sulfate (SLES). The invention also relates to use of said surfactant composition as a surfactant system in a detergent.
    Type: Application
    Filed: July 16, 2018
    Publication date: May 28, 2020
    Inventors: Jordan Todorov PETKOV, Hui XU, Yee Seng LIM, Yee Wei UNG