FIELD: packing and storage.
SUBSTANCE: sealed single-dose breakable package (1) comprising first sheet (2) of semi-rigid plastic material; second sheet (3) of flexible plastic material placed on top of first sheet (2) and welded thereto to form sealed pocket (4) containing a dose of product (5); wherein first sheet (2) of semi-rigid plastic material comprises at least one generally straight first notch (6) located in area of first edge (9) of first sheet (2), and at least one notch (7) of a certain shape, located in central part (10) of first sheet (2), on the side and at a distance from the straight first notch (6); according to the invention, first sheet (2) of the semi-rigid plastic material is a laminar material comprising at least one support layer (22), heat-sealable layer (25) and barrier layer (24) located between two layers (22, 25), wherein notch of definite shape is made by plastic deformation of material of first sheet (2). At that, heat-sealing layer (25) is partially or completely broken.
EFFECT: disclosed is a sealed single-dose package opened by breaking, a device and a method for production.
23 cl, 22 dwg
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Authors
Dates
2024-08-12—Published
2020-06-09—Filed