| 摘要 |
<p>A printing ink binder is prepared by reaction of a cyclopentadiene resin with an ethylenically unsaturated dicarboxylic acid or the anhydride thereof and with a saturated monocarboxylic acid having 3 - 9 carbon atoms at a temperature of 120 DEG - 300 DEG C, whereafter the acidic reaction mixture is at least partly esterified at a temperature of 140 DEG - 300 DEG C with one or more hydroxy and/or epoxy compounds whose average OH functionality is in the range of 2.1 to 12.</p> |
