摘要 |
<p>(Hydroxyalkyl)urea crosslinking agents and compositions which utilize such crosslinking agents are disclosed. The crosslinking agents contain a single urea group, at least two hydroxyl groups, and have at least two carbon atoms disposed between the urea group and each of the hydroxyl groups. The compositions contain a poly-functional molecule which contains at least two functional groups selected from the group consisting of carboxyl, anhydride and amine.</p> |