| abstract |
(57) [Summary] [Problem] Even when an object to be printed is an untreated polyolefin film, it has excellent drying properties, a dried coating film has high gloss and adhesion, heat resistance, oil resistance, blocking resistance, and the like. Provide printing ink with excellent rub resistance. SOLUTION: A printing ink contains nitrocellulose, partially esterified styrene-maleic anhydride resin, and a metal chelate compound in addition to polyamide which is a main component of a binder resin. |