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Title:
PACKAGING MATERIAL AND RETORT POUCH OR MICROWAVABLE POUCH PROVIDED WITH PACKAGING MATERIAL
Document Type and Number:
WIPO Patent Application WO/2019/189479
Kind Code:
A1
Abstract:
This packaging material is provided with a substrate and a sealant layer. The substrate comprises only a single biaxially stretched plastic film containing polyester as a main component. The value resulting from dividing the loop stiffness of the packaging material in one direction by the thickness of the packaging material is 0.00085 (N/µm) or more.

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Inventors:
IIO YASUNARI (JP)
TATSUTA YUKI (JP)
AKUTSU KOKI (JP)
TAKAHASHI HIDEAKI (JP)
TAKUSHIMA KAZUHIRO (JP)
MIKAMI KOICHI (JP)
TODA KIYOSHI (JP)
Application Number:
PCT/JP2019/013384
Publication Date:
October 03, 2019
Filing Date:
March 27, 2019
Export Citation:
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Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
B65D65/40; B32B27/00; B32B27/32
Domestic Patent References:
WO2018052042A12018-03-22
WO2017170574A12017-10-05
Foreign References:
JP2016101721A2016-06-02
JP2001277408A2001-10-09
JP2015150807A2015-08-24
JP2015048081A2015-03-16
JP2003119303A2003-04-23
Attorney, Agent or Firm:
NAGAI Hiroshi et al. (JP)
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