| 摘要 |
<p>A water based dual crosslinked resin and printing inks derived therefrom containing (a) a water borne epoxy/ester/acrylate copolymer having reactive keto groups and thylenic unstaruation and (b) a poly(urethane/urea) having terminal amino groups; whre the crosslinking occurs between the reactive keto and terminal amino groups. The resin also contains onium carboxylate salt groups derived from carboxylic acid groups, ammonia or volatile amine so that the crosslinking system is neither neutral nor basic.</p> |
