ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,398,224, issued on Aug. 26, was assigned to Borealis AG (Vienna).
"Blown film" was invented by Jingbo Wang (Linz, Austria), Markus Gahleitner (Linz, Austria), Klaus Bernreitner (Linz, Austria), Pauli Leskinen (Porvoo, Finland), Peter Niedersuess (Linz, Austria) and Stefan Ortner (Linz, Austria).
According to the abstract* released by the U.S. Patent & Trademark Office: "Blown films, especially monolayer blown films, with an improved property profile, the blown films comprising at least 95.0 wt % of a specific heterophasic propylene copolymer (TERHECO)."
The patent was filed on April 9, 2021, under Application No. 17/995,997.
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