ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,823, issued on Feb. 10, was assigned to BOSTIK SA (Colombes, France).
"Lamination adhesive for sterilisation" was invented by Francis Pardal (Venette, France) and David Penet (Venette, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A solvent-based two-component polyurethane-type adhesive composition comprises an -OH component and an -NCO component. The -OH component comprises an amorphous prepolymer including two -OH end groups, with a number-average molar mass Mn of 8000 to 12,000 g and is chosen from: a) a copolyester (A1) obtained by a polycondensation reaction of at least one aliphatic diol (i) with at least one aromatic diacid (ii) and a...