ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,485,656, issued on Dec. 2, was assigned to Borealis AG (Vienna).
"Multilayer film" was invented by Jingbo Wang (Linz, Austria), Markus Gahleitner (Linz, Austria), Klaus Bernreitner (Linz, Austria), Pauli Leskinen (Porvoo, Finland) and Peter Niedersuss (Linz, Austria).
According to the abstract* released by the U.S. Patent & Trademark Office: "Multilayer film of at least three layers, one core layer and at least one sealing layer wherein the sealing layer comprises a linear low density polyethylene having a density in the range of 0.915 to 0.925 g/cm3, and the core layer comprises a propylene 1-hexene copolymer, said copolymer has an 1-hexene content in the range of 2.0 to 5.0 wt.-% an...