Vacuum or modified atmosphere package for foods which tend to release liquids

摘要

There is described a vacuum or modified atmosphere package for food products which are susceptible of releasing liquids, comprising 1) a tray (1) made of plastic material having a bottom (3) and side walls (5) ending in an edge (6) and comprising at least two layers, of which an upper layer (7) consists of a foil of expanded thermoplastic material with substantially open cells, having holes or slots (10) on at least part of the its upper surface and incorporating at least one surfactant, and a lower layer (9) consists of a gas-barrier composite film made of plastic material, and wherein the portion of said layers which is situated in correspondence of said edge is folded up so that said upper layer (7) is arranged below said lower layer (9), 2) a food product (4) susceptible of releasing liquids laying down onto the bottom of said tray, 3) a cover (2) for said tray consisting of a gas-barrier composite film made of plastic material which adheres onto said lower layer in correspondence of said edge in such a way as to guarantee the vacuum inside the package or the preservation of a modified atmosphere. <IMAGE>