PRINTING INK FOR POLYOLEFIN FILM

摘要

PROBLEM TO BE SOLVED: To obtain a printing ink having excellent drying properties and providing a dried film having high gloss and adhesion and further excellent heat, oil, blocking and frictional resistances even when a material to be printed is an untreated polyolefin film. SOLUTION: This printing ink is obtained by including a polyamide which is a principal component of a binding resin and further nitrocellulose, a partially esterified styrene-maleic anhydride resin and a metal chelating compound in the printing ink.