US Patent Issued to LG Chem on Sept. 29 for "Waste plastic recycling process" (South Korean Inventors)

ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,747,332, issued on Sept. 29, was assigned to LG Chem Ltd. (Seoul, South Korea).

"Waste plastic recycling process" was invented by Gyoungsik Kim (Daejeon, South Korea), Seog Jae Seo (Daejeon, South Korea), Gyeongho Seon (Daejeon, South Korea), Chang Hwan Ju (Daejeon, South Korea), Danbi Han (Daejeon, South Korea) and Jae Hoon Hoon Choe (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A waste plastic recycling process includes preparing a first solution by dissolving waste plastics in an organic solvent; adding an adsorbent to the first solution; recrystallizing plastics by adding 60 parts by weight or more of a compound having a Hans...