PACKAGING FILM Russian patent published in 2025 - IPC B65D65/40 B32B27/32 

Abstract RU 2838381 C1

FIELD: packing.

SUBSTANCE: invention relates to packaging materials, particularly multilayer packaging film, characterized by properties of layers and composition. Packaging film is made in the form of multilayer coextrusion film, including two outer layers, each of which contains linear low-density polyethylene and high-pressure polyethylene, and located between them inner layer containing linear low-density polyethylene and polypropylene, wherein outer layers feature equal thickness making 20-30% of total film thickness while inner layer thickness makes 40-60% of total film thickness.

EFFECT: higher reliability of packaging film.

4 cl, 1 tbl

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RU 2 838 381 C1

Authors

Ladan Aleksandr Iurevich

Dates

2025-04-15Published

2024-11-08Filed