ALEXANDRIA, Va., May 26 -- United States Patent no. 12,640,420, issued on May 26, was assigned to SBTL ADVANCED MATERIALS Co. LTD. (Hwaseong-si, South Korea).
"Aluminum pouch film for secondary battery, and method for manufacturing same" was invented by Sang Wook Chun (Hwaseong-si, South Korea), Jun Ho Shim (Seoul, South Korea) and Soon Sik Lee (Cheongju-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An aluminum pouch film for a secondary battery and a method for manufacturing the aluminum pouch film are disclosed. The aluminum pouch film contains an aluminum layer; an outer resin layer formed on the first surface of the aluminum layer; a first adhesive layer for bonding the aluminum layer an...