PACKAGING CONTAINER FOR STERILIZATION

Title:

PACKAGING CONTAINER FOR STERILIZATION

Document Type and Number:

WIPO Patent Application WO/2021/117865

Kind Code:

A1

Abstract:

The present invention provides a packaging container provided with a container body including an accommodation part and a flange part. The flange part has a primary seal region that is primarily sealed with a lid member, a secondary seal region that is secondarily sealed with the lid member, a flange uppermost part that is positioned at the highest position of an upper surface of the flange part in an upper surface, a flange lower part that is positioned at a position lower than the upper surface of the flange uppermost part in the upper surface, and a penetration region that is positioned on an inner side than the primary seal region and provided with a penetration hole penetrating the flange part. The flange part is configured so that, when the primary seal region is sealed, a gap is formed between the upper surface of the flange lower part and the lid member, a circulation path that allows circulation of gas between an outside and the accommodation part is formed between the flange part and the lid member, and the circulation path is closed when the secondary seal region is sealed.

Inventors:

NONAKA YASUHIRO (JP)
HOSHIKA RINA (JP)
OSHITA TATSUYA (JP)
HAMADA YOUICHI (JP)
IMAMURA MEGUMI (JP)
TSUTSUMI RYUICHI (JP)
MIFUNE KAZUNORI (JP)

Application Number:

PCT/JP2020/046262

Publication Date:

June 17, 2021

Filing Date:

December 11, 2020

Export Citation:

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Assignee:

KURARAY CO (JP)
HISAKA WORKS LTD (JP)

International Classes:

B65D81/20; B65D81/24; B65D81/28

Foreign References:

JP6203340B1	2017-09-27
JP2009120247A	2009-06-04
JP2003261177A	2003-09-16
JPS60134822A	1985-07-18
JP2019223878A	2019-12-11
JPH099937A	1997-01-14

Other References: