Patents by Inventor Sin-Yong Park

Sin-Yong Park 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).

  • Publication number: 20240282956
    Abstract: A lithium secondary battery includes a positive electrode having a positive electrode active material, a negative electrode having a negative electrode active material and a nonaqueous electrolyte solution, wherein the positive electrode active material has a lithium composite transition metal oxide having a nickel content of 60 mol % or more in a total transition metal in a form of secondary particles formed by agglomeration of primary particles; and a boron containing coating layer on a surface of all or some of the primary particles, the nonaqueous electrolyte solution comprises a boron dissolved in the nonaqueous electrolyte solution, and a ratio B/A of a boron content (B) in the nonaqueous electrolyte solution to a boron content (A) in the positive electrode active material is 0.001 to 5. The lithium secondary battery according to the present disclosure has improved life characteristics.
    Type: Application
    Filed: June 15, 2022
    Publication date: August 22, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Dong-Hun Lee, Woo-Yeon Kong, Hye-Mi Kim, Sin-Yong Park, Sang-Wook Lee, Je-Young Kim, Wang-Mo Jung