US Patent Issued to Borealis on April 21 for "Multilayer sheet comprising a foamed layer suitable for food packaging" (Austrian, Taiwanese Inventors)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,605,917, issued on April 21, was assigned to Borealis AG (Vienna).

"Multilayer sheet comprising a foamed layer suitable for food packaging" was invented by Antti Tynys (Linz, Austria) and Yi An Lin (New Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a multilayer sheet comprising at least two layers (A) and (B) in adherent contact with each other, wherein layer (A) is a foamed sheet comprising a high melt strength polypropylene composition and layer (B) is a coated non-foamed layer, which comprises a polypropylene composition, a process for producing said multilayer sheet, an article comprising said multil...