Phenolic-Modified Rosin Ester – Provides ink with good scratch resistance and soap and alkali resistance. Used in letterpress and offset inks and varnishes.
Fumaric Modified – Provides varnishes with good ammonia solubility, excellent alcohol solubility and low odor. Provides very rapid solvent release and permits heat sealing immediately after the applied inks have been set as a result of its extreme solubility in petroleum solvents.
Maleic Modified – Has excellent compatibility with most alkyd resins, nitrocellulose and oils and plasticizers. It imparts hardness and depth of finish when used as modifying resin in nitrocellulose lacquers. Provides required hardness and gloss in overprint varnishes, imparts rapid bodying and provides exceptionally pale and color retentive varnishes for both air and baking finishes. Available in solid and solution form.
Isophthalic Hard Resin – Provides inks with high gloss, low color, and good scratch and chemical resistance. Used for gloss, non-yellowing overprint varnishes and mixing varnishes.