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

1994-04-15

1996-10-15

Pascua, Jes F.

Flexible bags

Bag closure secured by a releasable or frangible bond

Adhesive bond

383 35, 383 63, 383 65, B65D 3300

Patent

active

055648347

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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