US Patent Issued to SK NEXILIS on March 17 for "Electrolytic copper foil proof against tear or wrinkle defects, electrode comprising same, secondary battery comprising same, and manufacturing method therefor" (South Korean Inventors)

ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,199, issued on March 17, was assigned to SK NEXILIS Co. LTD. (Jeongeup-si, South Korea).

"Electrolytic copper foil proof against tear or wrinkle defects, electrode comprising same, secondary battery comprising same, and manufacturing method therefor" was invented by Seung Min Kim (Jeongeup-si, South Korea), In Soo Jung (Jeongeup-si, South Korea), Young Tae Kim (Jeongeup-si, South Korea) and Sang Hyun Jun (Jeongeup-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An embodiment of the present disclosure provides an electrolytic copper foil, which comprises a copper layer and has a valley mean roughness of 0.8 to 12.5, a texture coeffici...