ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,698,371, issued on Aug. 4, was assigned to Borealis AG (Vienna).
"Biaxially oriented film" was invented by Jingbo Wang (Linz, Austria), Friedrich Berger (Linz, Austria), Juulia Hirvonen (Porvoo, Finland), Arnaud Alabrune (Courbevoie, France), Elisabeth Potter (Linz, Austria) and Tuan Anh Tran (Linz, Austria).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides a biaxially oriented film comprising a multimodal high density polyethylene (HDPE), wherein the multimodal HDPE has a density determined according to ISO 1183 in the range of 952 to 968 kg/m3 and an MFR2 of 0.3 to 3.0 g/10) min when measured at 190deg C. with a load of 2.16 kg accor...