| 摘要 |
PROBLEM TO BE SOLVED: To provide a packaging laminate tube material, packaging laminate tube, and printed body or the like made therefrom, that can form, by irradiating a low power laser that does not damage the film, a thick, easy to read, and clear printed line.SOLUTION: Provided are: a packaging laminate tube material, that can be printed by YAG or YVOlaser, composed of at least a substrate, a picture print layer, a print ground layer and a sealant layer, in which the region of only the print ground layer directly in contact with the substrate is made to be a laser print region and the print ground layer is a layer composed of an ink composition comprising, as color developer that develops color by laser beam irradiation, a bismuth-based compound, and other inorganic compounds, and is a color-development ink layer that develops color by laser beam and is capable of printing; and said packaging laminate tube; as well as a packaging laminate tube laser printed body produced by color-development printing said tube material or said tube with laser. |
