ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,676, issued on June 30, was assigned to BASF SE (Ludwigshafen am Rhein, Germany).
"Particle foams" was invented by Elmar Poeselt (Lemfoerde, Germany), Uwe Keppeler (Ludwigshafen am Rhein, Germany), Christina Tepper (Lemfoerde, Germany), Frank Prissok (Lemfoerde, Germany), Dirk Kempfert (Lemfoerde, Germany), Lisa Marie Schmidt (Lemfoerde, Germany) and Wolfgang Guenter Micklitz (Neustadt, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A process can be used for producing a thermoplastic polyurethane, where the process at least involves converting at least one isocyanate composition and a polyol composition, to obtain a prepolymer having isocyan...