MUMBAI, India, June 26 -- Intellectual Property India has published a patent application (202517108890 A) filed by Lg Energy Solution, Ltd. on November 10, 2025, for Isostatic Pressurization Method And Device For All-Solid-State Battery, And Battery Cell Module Comprising Isostatic Pressurization Device.
Inventors include Choi, Seong Won; Kim, Yeeun; Kim, Ji Young; and Lee, Daejin.
The application for the patent was published on June 19, 2026, under issue no. 25/2026.
Abstract: An isostatic pressurization method for an all-solid-state battery of the present disclosure comprises the steps of: (a) placing a lower jig having an internal space for accommodating an isostatic pressurization fluid and a pouch cell; (b) providing and fixing a ring-shaped first plate having an opening formed at the center inside the lower jig; (c) accommodating the pouch cell in the opening of the first plate while a cup portion faces upward, downward, or in both directions; (d) stacking a second plate having a shape corresponding to the first plate on the upper surface of the first plate to press and fix a sealing portion located on the outer circumference of the pouch cell with the second plate, while continuously keeping the cup portion of the pouch cell exposed outward; and (e) stacking and fixing a plate-shaped upper jig on the upper portion of the lower jig to seal same, and then injecting fluid in the internal space to perform isostatic pressurization.
Disclaimer: Curated by HT Syndication.
