Title:
包装袋
Document Type and Number:
Japanese Patent JP7360084
Kind Code:
B2
Abstract:
To provide a packaging bag formed of films structured to have a plurality of layers with various characteristics laminated therein, which can be opened more easily.SOLUTION: In a packaging bag 100, films 100a and 100b having a structure, in which a plurality of layers including at least a first synthetic resin layer 102 for securing strength, a metal layer 103 for shielding gas and a second synthetic resin layer 104 as a sealant layer are laminated therein so that the second synthetic resin layer 104 is arranged at an outermost side and the first synthetic resin layer 102 and the metal layer 104 are adjacent to each other, are formed in a bag shape with the second synthetic resin layer 104 arranged at an innermost side. In the first synthetic resin layer 102 of the films 100a and 100b are formed tearing-inducing weakening lines 110 (10 and 20) for inducing tearing of the films 100a and 100b.SELECTED DRAWING: Figure 5
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Inventors:
Hata Genei
Koichi Ishizaka
Takashi Miura
Koichi Ishizaka
Takashi Miura
Application Number:
JP2019015606A
Publication Date:
October 12, 2023
Filing Date:
January 31, 2019
Export Citation:
Assignee:
Toyo Seikan Co., Ltd.
International Classes:
B65D75/62; B65D33/00; B65D33/25; B65D65/40
Domestic Patent References:
| JP2012096840A | ||||
| JP45006875Y1 | ||||
| JP2013071733A |
Attorney, Agent or Firm:
Masaki Higuchi