Patents by Inventor Man Cheng Li

Man Cheng Li 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).

  • Polymer Composition and Membranes Made Therefrom With Improved Mechanical Strength
    Publication number: 20240199850
    Abstract: A polymer composition for producing gel extruded articles is described. The polymer composition contains polyethylene particles combined with a plasticizer and one or more strength enhancing additives. Polymer articles made in accordance with the present disclosure have enhanced strength properties. In one embodiment, the polymer composition is used to form a porous membrane for use as a separator in electronic devices.
    Type: Application
    Filed: February 28, 2024
    Publication date: June 20, 2024
    Inventors: Christian Ohm, Fangfang Tao, Man Cheng Li
  • Polymer composition and membranes made therefrom with improved mechanical strength
    Patent number: 11976177
    Abstract: A polymer composition for producing gel extruded articles is described. The polymer composition contains polyethylene particles combined with a plasticizer and one or more strength enhancing additives. Polymer articles made in accordance with the present disclosure have enhanced strength properties. In one embodiment, the polymer composition is used to form a porous membrane for use as a separator in electronic devices.
    Type: Grant
    Filed: June 30, 2021
    Date of Patent: May 7, 2024
    Assignee: CELANESE INTERNATIONAL CORPORATION
    Inventors: Christian Ohm, Fangfang Tao, Man Cheng Li
  • Polymer Composition and Membranes Made Therefrom With Improved Mechanical Strength
    Publication number: 20220002520
    Abstract: A polymer composition for producing gel extruded articles is described. The polymer composition contains polyethylene particles combined with a plasticizer and one or more strength enhancing additives. Polymer articles made in accordance with the present disclosure have enhanced strength properties. In one embodiment, the polymer composition is used to form a porous membrane for use as a separator in electronic devices.
    Type: Application
    Filed: June 30, 2021
    Publication date: January 6, 2022
    Inventors: Christian Ohm, Fangfang Tao, Man Cheng Li