首页>
外国专利>
How to make a film with a zipper, how to make a packaging bag with a zipper, and a packaging bag with a zipper
How to make a film with a zipper, how to make a packaging bag with a zipper, and a packaging bag with a zipper
展开▼
机译：如何用拉链制作电影，如何用拉链制作包装袋，以及带拉链的包装袋
展开▼
页面导航
摘要
著录项
相似文献
摘要
PROBLEM TO BE SOLVED: To provide a packaging bag with a zipper in which a hydrogen peroxide used for sterilization treatment can be inexpensively prevented from remaining within the zipper portion.SOLUTION: A method for manufacturing a film with a zipper of this invention comprises the following steps: a squeezing process of fitting part (S2) in which both end parts in the longitudinal direction of male type fitting part and female type fitting part are crushed; a first sealing process (S4) in which a second surface in the male side attached base part is bonded to the film surface; a second sealing process (S5) in which a tip of a first extension part is bonded to the film surface, a second extension part is bonded to the film surface so as to position the male side attached base part between the tip of the second extension part and the tip of the first extension part in the film surface; a third sealing process (S6) in which both end parts in the longitudinal direction of female side attached base part is bonded to the film surface, and also the end parts in the longitudinal direction of the male side attached base part is bonded to the film surface. A peripheral part of the female side attached base part is bonded to the film surface in such a way that a sealed space is formed between the female side attached base part and the film.SELECTED DRAWING: Figure 3
展开▼
