MUMBAI, India, Oct. 26 -- Intellectual Property India has published a patent application (202617091141 A) filed by Terawatt Technology K. K. on July 27, 2026, for Lithium Secondary Battery.
Inventors include Takimoto, Kazuki; and Oyama, Gosuke.
The application for the patent was published on October 23, 2026, under issue no. 43/2026.
Abstract: The present invention provides a lithium secondary battery that has excellent cycle characteristics. The present invention relates to a lithium secondary battery that includes: a negative electrode active material that contains Si; and an electrolyte solution. The average particle diameter of the negative electrode active material is 5.0– 30 µm. The electrolyte solution includes LiFSI, LiPF6, and L...