Adhesive closure having enhanced burst strength for flexible bag

Details Adhesive closure having enhanced burst strength for flexible bag Adhesive closure having enhanced burst strength for flexible bag

1995-05-31

1998-07-21

Stemmer, Daniel J.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

493214, 493215, 493264, 383211, B31B 190

Patent

active

057830126

ABSTRACT:
A resealable flexible thermoplastic bag including a front wall and a back wall, said walls being joined along the major portions of their opposite longitudinal edges and bottom; an open mouth adjacent to the top edge of said bag; a closure near the open mouth of said bag including an adhesive strip affixed to a first inner surface of one of a front wall or rear wall of a bag at a preselected distance from the opening of the bag; and a flap member strip affixed to a second inner surface of one of a front wall or rear wall of a bag at a preselected distance from the opening of the bag; said flap member of said bag being pressable against and into said adhesive strip on said first inner surface, whereby a seal is formed by contacting said adhesive strip with said flap member of said second inner surface.

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