ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,528,904, issued on Jan. 20, was assigned to COATEX (Genay, France).
"Heat-stabilising agent" was invented by Benoit Magny (Fontaines Saint Martin, France), Yves Matter (Reyrieux, France), Denis Ruhlmann (Genay, France) and Jean Marc Suau (Lucenay, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "Polyurethane heat-stabilizing agents may help resist temperature changes and preparations of an aqueous composition which may be resistant to temperature changes due to the use of such an agent (P). The viscosity may be thermally stabilized by such an aqueous composition in a wide temperature range and for many shear gradient values."
The patent was filed ...