MUMBAI, India, June 26 -- Intellectual Property India has published a patent application (202517121409 A) filed by Lg Energy Solution, Ltd. on December 03, 2025, for Positive Electrode, Lithium Secondary Battery Comprising Same, And Method For Manufacturing Positive Electrode.
Inventors include Kyung, Wonshik; Lee, Eun Ju; Rah, Kyun Il; Baek, Sora; and Cho, Hyeonjin.
The application for the patent was published on June 19, 2026, under issue no. 25/2026.
Abstract: The present invention relates to a positive electrode comprising a positive electrode active material, wherein a resistance component ratio, as defined by equation 1 below, is 2 or more. [Equation 1] Rct / Rs. In the equation, Rct means a charge transfer resistance of the positive electrode, which is measured in a first frequency range for a secondary battery comprising the positive electrode, Rs means a surface or interface resistance of the positive electrode, which is measured in a second frequency range for the secondary battery comprising the positive electrode, the first frequency range is from 1 Hz to 1 kHz, and the second frequency range is from more than 1 kHz to 1,000 kHz.
Disclaimer: Curated by HT Syndication.
