ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,265, issued on Sept. 8, was assigned to VITO NV (Mol, Belgium).
"Polyurethanes from depolymerized lignin containing lignin monomers" was invented by Ortiz Pablo Urraca (Mol, Belgium) and Richard Vendamme (Mol, Belgium).
According to the abstract* released by the U.S. Patent & Trademark Office: "In general the present invention relates to polyurethanes based on the reaction of (a) a disocianate composition with (b) depolymerized lignin containing lignin-derived monomers, or the products of their respective functionalization; (c) a polyol composition, if desired (d) chain extenders, if desired. (e) additives, if desired. More specifically, this process relates to the use of depolym...