ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,503,574, issued on Dec. 23, was assigned to BASF SE.
"Pelletization of a polymer stabilizer mixture" was invented by Thomas Georg Gfroerer (Kaisten, Switzerland), Heinz Herbst (Kaisten, Switzerland), Oliver Reich (Ludwigshafen am Rhein, Germany) and Gazi Tuerkoglu (Ludwigshafen am Rhein, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method for manufacturing a pellet in a pellet mill, which method comprises the steps of (A) pressing a mixture for compaction by a roller through a nozzle to obtain a strand, and (B) comminuting the strand to obtain the pellet, wherein the mixture for compaction comprises (i) 87 to 97 wt. ...