ALEXANDRIA, Va., July 21 -- United States Patent no. 12,686,732, issued on July 21, was assigned to SK Innovation Co. Ltd. (Seoul, South Korea) and SK Geo Centric Co. Ltd. (Seoul, South Korea).
"Ionomer composition and ionomer film prepared therefrom" was invented by Yong Zheng (Daejeon, South Korea), Soon Min Kwon (Daejeon, South Korea), Ki Yup Kim (Daejeon, South Korea) and Sang Yeup Lee (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are an ionomer composition including silica particles which satisfy a specific equation and are acidic in an aqueous solution state and an ionomer film produced therefrom. The ionomer composition has excellent miscibility, and when a film is prod...