Patents by Inventor Yunyun Fu

Yunyun Fu 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).

  • Separator and lithium ion battery
    Patent number: 11575178
    Abstract: An aspect of the present application provides a separator comprising a porous substrate, and a first coating layer disposed on at least one surface of the porous substrate and comprising an inorganic particle and a binder. The first coating layer comprises a first region and a second region, the first coating layer in the first region comprises a first thickness, and the first coating layer in the second region comprises a second thickness; the first thickness is greater than the second thickness, and the area in the second region is greater than the area in the first region. Another aspect of the present application provides a lithium ion battery comprising a positive electrode, a negative electrode and the above separator. The purpose of the present application is to provide a separator having an increased thickness in a partial coating layer and a lithium ion battery comprising the above separator.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: February 7, 2023
    Assignee: Ningde Amperex Technology Limited
    Inventors: Yunyun Fu, Tao Tao, Zhongxu Wang
  • SEPARATOR AND LITHIUM ION BATTERY
    Publication number: 20200168872
    Abstract: An aspect of the present application provides a separator comprising a porous substrate, and a first coating layer disposed on at least one surface of the porous substrate and comprising an inorganic particle and a binder. The first coating layer comprises a first region and a second region, the first coating layer in the first region comprises a first thickness, and the first coating layer in the second region comprises a second thickness; the first thickness is greater than the second thickness, and the area in the second region is greater than the area in the first region. Another aspect of the present application provides a lithium ion battery comprising a positive electrode, a negative electrode and the above separator. The purpose of the present application is to provide a separator having an increased thickness in a partial coating layer and a lithium ion battery comprising the above separator.
    Type: Application
    Filed: March 5, 2019
    Publication date: May 28, 2020
    Inventors: Yunyun Fu, Tao Tao, Zhongxu Wang