SINGLE-PORTION PACKAGE Russian patent published in 2022 - IPC B32B27/36 B32B7/12 B65D65/40 

Abstract RU 2764989 C2

FIELD: packaging.

SUBSTANCE: invention relates to the field of food packaging and pertains to a single-portion package. The package comprises a multilayer film structure containing a protective layer, a seal, a main layer and a tearoff sealing layer, wherein the seal is located between the protective and main layers. The protective layer constitutes a polyalkylene terephthalate-based layer characterised by: a value of stress under 20% deformation at 90°C from 5 to 20 MPa, preferably from 5 to 15 MPa; a peak melting point from 190 to 240°C, preferably from 200 to 230°C.

EFFECT: invention ensures creation of a multilayer structure allowing for production of single-portion packaging with complex curved outlines and sharp-angled shapes combined with high-quality printing and without any defects.

15 cl, 2 dwg, 1 tbl

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RU 2 764 989 C2

Authors

De Shenmaker Bert

Malfajt Toni

Pletink Liven

Dates

2022-01-24Published

2018-09-27Filed