Title:
PACKAGING MATERIAL AND POUCH
Document Type and Number:
Japanese Patent JP2021054418
Kind Code:
A
Abstract:
To provide a pouch that can enhance the appearance and suppress the occurrence of pinholes.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, the sealant film 33 contains polypropylene as the main component, and there is only one biaxially oriented plastic film 31 in the packaging material 30. A Young's modulus of the packaging material 30 in one direction when measured in an environment of 25°C is 3,600 MPa or more, and the piercing strength of the packaging material 30 when measured in the environment of 25°C is 15.0 N or more.SELECTED DRAWING: Figure 3
Inventors:
IIO SEIYA
SENTO WAKAKO
SENTO WAKAKO
Application Number:
JP2019176246A
Publication Date:
April 08, 2021
Filing Date:
September 26, 2019
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD
International Classes:
B65D65/40; B32B15/08; B32B27/32; B32B27/36
Domestic Patent References:
| JP6512344B1 | 2019-05-15 | |||
| JP2019131290A | 2019-08-08 | |||
| JP2018147860A | 2018-09-20 |
Attorney, Agent or Firm:
Noritaka Yokota
Enoki Yasutaka
Omori Miko
Enoki Yasutaka
Omori Miko