A solid type fatty polyamide resin synthesized by a polycondensation of mainly the dimerized fatty acid and the alkylenepolyamines. The major applications is in the rotogravure printing inks . (a). Good solubility into various conventional industrial solvents. (b). Superior adhesion onto many kind of substrates. (c). Good wetting( dispersion,)of the pigments and dyestuffs. (d). Good resistance to water, oil and chemicals.. (e). Fast release of the solvent from the printed film.. (f). Smooth and hard film surface with high gloss. (g). Smooth and hard film surface with high gloss, which is suitable for over-printings.
