ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,366, issued on Dec. 2, was assigned to Kurtz GmbH (Kreuzwertheim, Germany).
"Method for welding foam particles" was invented by Rolf Siegel (Wurzburg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to methods for the welding of foam particles, by electromagnetic waves, wherein foam particles with a surface modification are welded in a molding tool by electromagnetic waves, wherein the surface modification is produced by contacting the foam particles with a solution containing polymers which are capable of forming intra- or inter-molecular covalent bonds, under the conditions required for this purpose."
The paten...