| 摘要 |
PROBLEM TO BE SOLVED: To provide an automatic aeration packaging bag that can be placed without upper and lower constraints, exhaust moisture vapor and prevent contents from blowing out, in which an automatic aeration portion is formed without using easy peelable resin, and a storage box for an automatic aeration packaging bag for storing the same.SOLUTION: In the automatic aeration packaging bag, an intermediate portion 13 provided with an automatic aeration portion 20 is provided between an upper surface portion 11 and a lower surface portion 12, and a first side portion 21, a second side portion 22, a third side portion 23, a fourth side portion 24, a fifth side portion 25 and a sixth side portion 26 are provided in this order from the upper surface portion so as to be folded in a W-letter shape in cross-sectional view. The automatic aeration portion comprises: an intermediate heat seal portion 51; an aeration scheduled portion 52 protruded in an arc shape; a cylindrical portion 54 that is shorter than the intermediate portion and connected to the intermediate portion and the aeration scheduled portion; and a pocket portion 53 having an exhaust portion 55 for exhausting moisture vapor outward, which also comprises an upper heat seal portion 35 into which central portions of the first side portion and the second side portion are protruded and a lower heat seal portion 36 into which central portions of the fifth side portion and the sixth side portion are protruded. |
