Easy open bag having rupture strip

Details Easy open bag having rupture strip Easy open bag having rupture strip

B - Operations, Transporting

65

D

93/12, 220/18

B65D 33/16 (2006.01) A61K 9/30 (2006.01) B31B 49/04 (2006.01) B65D 33/00 (2006.01) B65D 33/30 (2006.01) B65D 77/10 (2006.01) B65D 77/24 (2006.01) B65D 77/38 (2006.01)

Patent

CA 1222485

EASY OPEN BAG HAVING RUPTURE STRIP ABSTRACT OF THE DISCLOSURE An easy open package is provided that comprises a side-sealed bag of multiply thermoplastic film having inside and outside plies char- acterized in that inside-to-inside ply heat seal strength is greater than inside-to-outside ply heat seal strength; and a rupture strip of film, being the same material as the film of said bag, interposed between the surfaces of the mouth of said bag, said bag mouth being heat sealed through said strip forming one inside-to-inside type heat seal and at least one inside-to-outside type heat seal. Preferably, said easy open package further includes a reclosure element, and the inside ply of the film of said package is irradiatively cross-linked. An associated method for making said package is also provided.

433778

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