FIELD: packaging industry.
SUBSTANCE: flexible film package with reclosable fastener on adhesive base comprises a flexible film substrate, from which is formed a plurality of package walls, forming a sealed inner cavity for arrangement of a product; plurality of walls, including at least two opposite flexible walls; package mouth, initially sealed, provide access to inner cavity; low tack pressure sensitive adhesive (LTPSA) layer on each external surface of parallel walls, wherein size and arrangement of LTPSA layers is set so, that they are located opposite each other in multiple positions when reclosing package and provide gradual reduction of size of inner cavity with extraction of product,and where adhesion strength of LTPSA and flexible film substrate is greater than adhesion between portions of LTPSA.
EFFECT: mouth can be formed by peel seal or preset area of weakening strength.
10 cl, 17 dwg
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Authors
Dates
2017-01-10—Published
2012-07-27—Filed