Patents by Inventor Zhen Yuan Qu

Zhen Yuan Qu 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).

  • MODIFIED LYSINE-BASED POLYMER AND COMPOSITIONS COMPRISING THE SAME
    Publication number: 20250206881
    Abstract: Disclosed herein are a modified lysine-based polymer obtained from a process including Michael addition of at least a portion of free amino groups in a lysine-based polymer with a Michael acceptor selected from the group consisting of at least one of unsaturated carboxylic acids and unsaturated carboxylic acid esters, and a detergent composition including the same. Further disclosed herein are a method of preserving an aqueous detergent composition including the modified lysine-based polymer, and a method of laundering fabric or cleaning hard surfaces using the detergent composition including the modified lysine-based polymer.
    Type: Application
    Filed: April 4, 2023
    Publication date: June 26, 2025
    Inventors: Alexandros LAMPROU, Yuyu WU, Shi Jie ZHOU, Dieter BOECKH, Juergen DETERING, Fei Mo SHI, Zhen Yuan QU, Dustin D. HAWKER, Daniel Scott NIEDZWIECKI
  • Personal washing composition and method of achieving improved conditioning benefits
    Patent number: 12171862
    Abstract: The present invention relates to a personal washing composition comprising a detersive surfactant, at least one rheology modifying polymer, at least one cationic conditioning polymer, at least one benefit agent, and an anionic polymer of polysulfonic acid. The composition is a sulfate-free or substantial sulfate-free personal washing composition. The present invention further relates to a method of achieving improved conditioning benefits and/or improved deposition of benefit agents onto hair and/or skin.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: December 24, 2024
    Assignee: BASF SE
    Inventors: Ben Chuan Zhu, Lan Liao, Zhen Yuan Qu
  • A PERSONAL WASHING COMPOSITION AND METHOD OF ACHIEVING IMPROVED CONDITIONING BENEFITS
    Publication number: 20220192966
    Abstract: The present invention relates to a personal washing composition comprising a detersive surfactant, at least one rheology modifying polymer, at least one cationic conditioning polymer, at least one benefit agent, and an anionic polymer of polysulfonic acid. The composition is a sulfate-free or substantial sulfate-free personal washing composition. The present invention further relates to a method of achieving improved conditioning benefits and/or improved deposition of benefit agents onto hair and/or skin.
    Type: Application
    Filed: April 28, 2020
    Publication date: June 23, 2022
    Inventors: Ben Chuan Zhu, Lan Liao, Zhen Yuan Qu