Packaging bag and article filled with contents therein

JP2025150394APending Publication Date: 2025-10-09SUN A KAKEN
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Patent Information

Application Number
JP2024051244
Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
Filing Date
2024-03-27
Publication Date
2025-10-09

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Abstract

To provide a packaging bag which can be filled with contents from a lower part thereof, can be maintained in a compact state during transportation and sale, and can stand on its own when in use, and to provide an article filled with contents therein.SOLUTION: A packaging bag 1 according to the present invention includes: a bag body 10 formed by two side surface sheets 11, 12 and disposed to face each other and having an opening on a lower side; and a bottom sheet 20 arranged between the two side sheets 11, 12 at the bottom of the bag body 10 and folded in an inverted V shape. The bottom sheet 20 is sealed only to one side sheet 11 and forms an opening 23 with the other side sheet 12. The bottom sheet 20 is folded into an inverted V shape to seal the opposing inner surfaces 21b, 22b, and the seal strength between the inner surfaces 21b, 22b at 100°C is 0.5 N / 15 mm or more.SELECTED DRAWING: Figure 2
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