| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a packaging bag with a steam venting function, which can make an inner pressure in a packaging body generated by heating escape even when it is heated in a microwave oven, inside of which is prevented from staining, and which can be safely held with bare hands, and to provide a packaging body using the same. <P>SOLUTION: In the packaging bag (10) with a standing pouch shape, wherein a double-folded bottom body film (1) and both end edges of two sheets of front and back main body films (2 and 3) are applied with sealings (11) on their side parts, and the lower part end edges are applied with sealing (12) on their bottom parts into a bottom shape of a ship, right-angled or acute-angled notches (13) are provided at both end edges in the vicinity of the upper part of the packaging bag, and a second side part sealings (14) are applied along the edges of the notches, and the second side part sealings are continuously formed to the side part sealings. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
