MUMBAI, India, June 24 -- Intellectual Property India has published a patent application (202517097004 A) filed by Lg Energy Solution, Ltd. on October 08, 2025, for Lithium Secondary Battery With Excellent Thermal Stability, And Manufacturing Method Therefor.
Inventors include Lim, Taeseob; Ryu, Jihoon; Byun, Seoungwoo; Kim, Dong Kyu; Jun, Youngjin; and Jang, Eunji.
The application for the patent was published on June 12, 2026, under issue no. 24/2026.
Abstract: According to one embodiment of the present invention, a lithium secondary battery is provided, the battery comprising: a cathode including a cathode current collector, and a cathode active material layer formed on one surface or both surfaces of the cathode current collector; an anode including an anode current collector, and an anode active material layer formed on one surface or both surfaces of the anode current collector; and a separator including a substrate, and an oxide-based solid electrolyte layer which is formed on one surface or both surfaces of the substrate and which includes lithium aluminum titanium phosphate (LATP), wherein the anode active material layer and the oxide-based solid electrolyte coating layer face each other, an inorganic layer including a reduced product of the LATP and an SEI material is formed at the interface between the oxide-based solid electrolyte layer and the anode active material layer, and the amount of F in the inorganic layer is 7-15 atom% on the basis of the total amount of atoms present in the inorganic layer.
Disclaimer: Curated by HT Syndication.
