BAG - DAINIPPON PRINTING CO LTD

Title:

BAG

Document Type and Number:

WIPO Patent Application WO/2019/045019

Kind Code:

A1

Abstract:

[Problem] To suppress damage such as the formation of holes and wrinkles in laminated bodies constituting a bag. [Solution] A bag having a storage section comprises: laminated bodies including a sealant film positioned on the inner surface of the bag and at least one plastic film positioned on the outer surface side of the sealant film; and a seal section where the inner surfaces of one pair of laminated bodies are joined together. The seal section has: an outer edge seal part positioned along the outer edge of the bag; and a steam-releasing seal part positioned closer to the center point side of the storage section than to the outer edge seal part that peels off as the pressure in the storage section increases. The steam-releasing seal part peels off when the pressure in the storage section is 130 kPa or lower.

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Inventors:

TANAKA DAISUKE (JP)
IIO YASUNARI (JP)
WATANABE KAORU (JP)
TAKUSHIMA KAZUHIRO (JP)
TODA KIYOSHI (JP)
NAKAGAWA SHIOMI (JP)
HAYASHI KAEKO (JP)
ISHIDA SATOMI (JP)
GOTO KEITA (JP)
NAKATSUKA MARIKO (JP)
AKUTSU KOKI (JP)
TATSUTA YUKI (JP)
TAKAHASHI HIDEAKI (JP)

Application Number:

PCT/JP2018/032263

Publication Date:

March 07, 2019

Filing Date:

August 30, 2018

Export Citation:

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Assignee:

DAINIPPON PRINTING CO LTD (JP)

International Classes:

B65D81/34; B32B27/32; B65D33/01; C08L67/04

Foreign References:

JP2013079085A	2013-05-02
JP2017057008A	2017-03-23
JP2004074586A	2004-03-11
JPH11279392A	1999-10-12
JPH10264303A	1998-10-06
JP2015120550A	2015-07-02
JPH10101154A	1998-04-21
JP2016074457A	2016-05-12

Other References: