Patents by Inventor Yongkun CHEN

Yongkun CHEN 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).

  • DISPERSANT FOR LITHIUM ION BATTERY AND PREPARATION METHOD THEREOF, POSITIVE SLURRY, AND LITHIUM ION BATTERY
    Publication number: 20230327118
    Abstract: A dispersant for a lithium ion battery and a preparation method thereof, a positive slurry, and a lithium ion battery are provided. The dispersant includes a structural unit A derived from N-vinylpyrrolidone, a structural unit B derived from a conjugated diene monomer, and a structural unit C derived from an organic acid monomer. The organic acid monomer includes one or more of an unsaturated sulfonic acid monomer, an unsaturated phosphoric acid monomer, and an unsaturated carboxylic acid monomer.
    Type: Application
    Filed: May 26, 2023
    Publication date: October 12, 2023
    Inventors: Jixiang YANG, Yongkun CHEN, Fulan TANG, Yanan ZHANG, Rong HAO
  • DISPERSANT FOR LITHIUM ION BATTERY AND PREPARATION METHOD THEREOF, POSITIVE SLURRY, AND LITHIUM ION BATTERY
    Publication number: 20230295410
    Abstract: A dispersant for a lithium ion battery and a preparation method thereof, a positive slurry, and a lithium ion battery are provided. The dispersant includes a structural unit A derived from a solvophilic monomer, a structural unit B derived from a conjugated diene monomer, and a structural unit C derived from a high-adhesion monomer. The solvophilic monomer includes one or both of N-vinylpyrrolidone and an acrylamide monomer. The high-adhesion monomer includes one or both of an unsaturated nitrile monomer and an acrylate monomer.
    Type: Application
    Filed: May 26, 2023
    Publication date: September 21, 2023
    Inventors: Jixiang YANG, Yongkun CHEN, Fulan TANG, Rong HAO