ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,255, issued on Sept. 23, was assigned to LG Chem Ltd. (Seoul, South Korea).
"Apparatus and method for esterification reaction" was invented by Yeon Uk Choo (Daejeon, South Korea), Sung Kyu Lee (Daejeon, South Korea), Hyoung Jun (Daejeon, South Korea), Hyun Kyu Kim (Daejeon, South Korea), Chan Hyu Jin (Daejeon, South Korea) and Jin Sung Park (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An esterification reaction apparatus and an esterification reaction method, the esterification reaction apparatus comprising a reaction tank having an accommodation part, in which a raw material containing carboxylic acid and alcohol is accommo...