ECOLOGICALLY SAFE MULTILAYER ELASTIC FILM WITH BARRIER PROPERTIES Russian patent published in 2012 - IPC B32B27/00 B32B27/32 B32B27/36 B32B23/06 B65D65/40 

Abstract RU 2448839 C2

FIELD: process engineering.

SUBSTANCE: invention relates to multilayer film with barrier properties and to packages of snacks. Film has two layers based on biological substances and binding layer. One of said two layers makes outer layer while another layer faces snack product. Aforesaid binding layer adjoins aforesaid outer layer. One of said two layers is additionally provided with nano-coat with barrier properties. Multilayer film features low rate of wet steam transmission. Proposed film may incorporate paper, PCR materials, PLA or polyhydroxyalkanoate. It is made from amended resources and represents biodegradable material.

EFFECT: package with barrier layers.

15 cl, 8 dwg, 1 tbl

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RU 2 448 839 C2

Authors

Knoerzer Ehntoni Robert

Laverdure Kennet Skott

Rodzhers Brehd Devehjn

Dates

2012-04-27Published

2008-08-28Filed