Title:
PACKAGING MATERIAL, RECYCLED MOLDING MATERIAL, AND METHODS FOR MANUFACTURING THE SAME
Document Type and Number:
Japanese Patent JP2023036517
Kind Code:
A
Abstract:
To provide: a packaging material and a packaging container suitable for recycling a plastic which allow removal of not only an outer printing layer of a package but also an inner printing layer thereof, have excellent separability of a printing base material, inhibit coloration of the separated base material due to re-adhesion of the separated printing layer, and have good dispersion stability of a printing ink; and a high-quality molding material provided by recycling a collected base material.SOLUTION: A packaging material at least comprises a first base material, a primer layer (S) and a printing layer (R) in the stated order. Alternatively, a packaging material at least comprises the first base material and a printing layer (T) in the stated order. The primer layer (S) and the printing layer (T) are for separating and recycling the first base material, and contain a compound having an acidic group. The printing layer (R) and the printing layer (T) contain a colorant, a dispersant (A), and a binder resin.SELECTED DRAWING: None
Inventors:
Tomoe Yamagami
Site Wataru
Soichiro Kondo
Site Wataru
Soichiro Kondo
Application Number:
JP2022088587A
Publication Date:
March 14, 2023
Filing Date:
May 31, 2022
Export Citation:
Assignee:
Toyo Ink sc Holdings Co., Ltd.
International Classes:
B65D65/40; B32B27/00
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