Title:
包装材料およびパウチ
Document Type and Number:
Japanese Patent JP7408978
Kind Code:
B2
Abstract:
To provide a packaging material that can increase mechanical strength and suppress the occurrence of pinholes, and a pouch comprising the same.SOLUTION: A packaging material 30 according to an aspect of the present invention comprises a biaxially oriented plastic film 31, a metal foil layer 32, and a sealant film 33 in this order. The biaxially oriented plastic film 31 contains polyester as the main component, and the sealant film 33 contains polypropylene as the main component. There is only one biaxially oriented plastic film 31 in the packaging material 30. The breaking strength of the packaging material 30 in one direction when measured in an environment of 25°C is 66.0 MPa or more, and the piercing strength of the packaging material when measured in the environment of 25°C is 16.0 N or more.SELECTED DRAWING: Figure 3
Inventors:
Yasuya Iio
Application Number:
JP2019176247A
Publication Date:
January 09, 2024
Filing Date:
September 26, 2019
Export Citation:
Assignee:
Dai Nippon Printing Co.,Ltd.
International Classes:
B65D65/40; B32B15/08; B32B27/32; B32B27/36
Domestic Patent References:
| JP2005125535A | ||||
| JP2019131290A | ||||
| JP2005271976A |
Foreign References:
| WO2018062331A1 |
Attorney, Agent or Firm:
Nobutaka Yokota
Yasutaka Enoki
Michiko Omori
Yasutaka Enoki
Michiko Omori
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