ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,752,255, issued on Oct. 6, was assigned to LG CHEM Ltd. (Seoul, South Korea).
"Preparation method of superabsorbent polymer" was invented by Heechang Woo (Daejeon, South Korea), Gicheul Kim (Daejeon, South Korea), Yoon Jae Min (Daejeon, South Korea) and Jinuk Choi (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a method for preparing a superabsorbent polymer. More particularly, provided is a method for preparing a superabsorbent polymer exhibiting remarkably reduced water-soluble components and generation of fine particles and exhibiting excellent absorption properties."
The patent was filed on June 20, 2022, under Appli...