DELAMINATION CONTAINER - YOSHINO KOGYOSHO CO LTD

Title:

DELAMINATION CONTAINER

Document Type and Number:

WIPO Patent Application WO/2019/150702

Kind Code:

A1

Abstract:

The present invention is a synthetic resin-made delamination container (1) that is formed by blow molding a preform assembly (40) having an outer preform (50) and an inner preform (60), the inner surface of the outer preform (50) and/or the outer surface of the inner preform (60) being coated with a peeling agent (70). The delamination container (1) is characterized by having an outer layer body (10) provided with an outer mouth section (11) and a bottomed cylindrical body section (12) continuous with the outer mouth section (11), an inner layer body (20) provided with an inner mouth section (21) and a volume-reducible deformable storage section (22) peelably laminated onto an inner surface of the body section (12) with a peeling agent layer (30) formed by the peeling agent (70) interposed therebetween, and an outside-air introduction opening (13) for introducing outside air between the outer layer body (10) and the inner layer body (20), wherein the coating amount of the peeling agent layer (30) per a unit area is 10-850 mg/m2.

Inventors:

CHIBA JUNICHI (JP)
SUGANE KOJI (JP)

Application Number:

PCT/JP2018/042036

Publication Date:

August 08, 2019

Filing Date:

November 13, 2018

Export Citation:

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Assignee:

YOSHINO KOGYOSHO CO LTD (JP)

International Classes:

B65D77/06; B65D1/02

Foreign References:

JP5168572B2	2013-03-21
JP2005088200A	2005-04-07
JP2017186059A	2017-10-12
JPS6349371U	1988-04-04
JP5168572B2	2013-03-21

Other References: