ALEXANDRIA, Va., May 19 -- United States Patent no. 12,630,717, issued on May 19, was assigned to UPM-KYMMENE Corp. (Helsinki).
"Wood-derived lignin composition" was invented by Juha Tamper (Levanen, Finland), Sami Turunen (Lappeenranta, Finland), Vilho Nissinen (Vehkataipale, Finland), Nina Heiming (Xanten, Germany), Lisa Weigand (Wiesbaden, Germany), Mauno Miettinen (Lappeenranta, Finland) and Moritz Leschinsky (Leipzig, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wood-derived lignin composition is disclosed. The wood-derived lignin composition comprises: -acid-insoluble lignin in an amount of 80-90 weight-% based on the total dry matter content of the lignin composition, wherein the average m...