PACKAGING BAG WITH STEAM RELEASING FUNCTION AND PACKAGING BODY USING THE PACKAGING BAG

摘要

A packaging bag with steam releasing function capable of releasing pressure inside a packaging body even when heating cooking is performed by a microwav e oven and preventing the inside of the bag from being contaminated and the packaging body using the packaging bag. The packaging bag (1) comprises two sheets of front and rear body films (2) and (3) having sealant layers (2s) a nd (3s) which are opposed to each other with the sealant layers facing inward, side seal parts (5), and a bottom seal part (4). The front body film (2) is bent near the bottom seal part (4) throughout the entire width of the bag an d parallel with the bottom seal part to form a folded part (8). A steam releasing port (11) is formed in the folded part (8), and an easy peeling ta pe (12) covering the steam releasing port (11) is disposed on the inside of the folded part (8) throughout the width of the bag and parallel with the folded part (8), and then heat-sealed.