Zipper and zipper-equipped bag

摘要

A tearing guide strip 23 is integrated with a base part 21a or 21b of at least one of a male member 2a and a female member 2b constituting a zipper 2 in a peelable manner to improve the tearing unsealing ability of a zipper-equipped bag provided with an interlocking type zipper enabling resealing and unsealing after the bag is unsealed.

主权项

1. A zipper equipped bag comprising:
a zipper provided with a male projection and a female projection that are interlockable with each other and the zipper being fitted to the bag and enabling said bag to be resealed and unsealed, wherein the bag comprises at least one base film and wherein the bag comprises at least two inner surfaces, the zipper has a base part that is bound with only one inner surface of the at least two inner surfaces of the bag, a tearing guide strip is provided along the longitudinal direction of the base part, wherein the base part includes a thickened part which makes up less than all of the base part and is provided along the tearing guide strip, wherein the base part including the thickened part and the tearing guide strip are formed as one integrated molded article wherein the thickened part and the base part are made by a same resin material, and wherein the resin forming the tearing guide strip and the resin used for the base part are different.