Title:
LAMINATED FILM AND PACKAGING BAG
Document Type and Number:
Japanese Patent JP2020049679
Kind Code:
A
Abstract:
To provide a laminated film that has improved adhesive strength, does not require time to cure an adhesive, is excellent in adhesiveness to a wide variety of transparent barrier films as well as retort resistance and resistance to contents, a method of manufacturing the laminated film, and a packaging bag with the laminated film and a method of manufacturing the packaging bag.SOLUTION: A laminated film 1 is formed by laminating a gas barrier film layer 10, a printed ink layer 20, an adhesive layer 30, and a thermoplastic resin layer 40 in order. The adhesive layer is a layer containing a maleic acid anhydride grafted polypropylene as the main component. The printed ink layer is a layer printed with an ink containing a pigment, a urethane resin, a curing agent, and a solvent.SELECTED DRAWING: Figure 1
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Inventors:
SUGANO MASAE
SUGAYA SACHIKO
SUGAYA SACHIKO
Application Number:
JP2018178587A
Publication Date:
April 02, 2020
Filing Date:
September 25, 2018
Export Citation:
Assignee:
TOPPAN PRINTING CO LTD
International Classes:
B32B7/10; B32B27/00; B65D30/02; B65D65/40; C09D11/037; C09D11/102; C09J7/10; C09J7/35; C09J11/06; C09J151/06
Domestic Patent References:
| JP2018126971A | 2018-08-16 | |||
| JP2016155340A | 2016-09-01 | |||
| JP2006326879A | 2006-12-07 | |||
| JP2009220530A | 2009-10-01 | |||
| JP2000119538A | 2000-04-25 |