Title:
PACKAGING BAG
Document Type and Number:
WIPO Patent Application WO/2017/111109
Kind Code:
A1
Abstract:
A packaging bag 1 obtained by fashioning a laminate 10 into the shape of a bag having a rectangular shape in plan view, the laminate 10 having a sheet-shaped substrate 3 made of a resin, a cushioning material 7 made of a foamed resin sheet laminated further inward than the substrate 3, and sealant layers 9 laminated further inward than the cushioning material 7. In the packaging bag 1, a seal part 13 extending in the direction orthogonal to a flow direction (MD direction) and having the sealant layers 9 sealed to each other is provided to one of the end edges of the foamed resin sheet in the flow direction. A notch 17 facing the other end edge of the foamed resin sheet in the flow direction is formed in the seal part 13.
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Inventors:
NISHIGAKI MISAO (JP)
NAGATA ERIKO (JP)
NAGATA ERIKO (JP)
Application Number:
PCT/JP2016/088531
Publication Date:
June 29, 2017
Filing Date:
December 22, 2016
Export Citation:
Assignee:
TOPPAN PRINTING CO LTD (JP)
International Classes:
B65D81/03; B65D30/02; B65D33/00; B65D75/62
Foreign References:
| JP2009161217A | 2009-07-23 | |||
| JPS53131967U | 1978-10-19 | |||
| JP2010241448A | 2010-10-28 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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