| 摘要 |
<p>An unsaturated multibranched compound (A-1) capable of being speedily cured by irradiation with actinic radiation, which is prepared by reacting (a) a compound having two or more oxetane rings in the molecule with (b) a compound having in the molecule two or more carboxyl groups (with the proviso that when the compound (a) has two oxetane rings, the compound (b) has three or more carboxyl groups) and (c) an unsaturated monocarboxylic acid; an alkali-soluble unsaturated multibranched compound (A-2) prepared by the reaction of the compound (A-1) with (d) a polybasic acid anhydride; a curable composition comprising as the essential components (A) the unsaturated multibranched compound (A-1 and/or A-2) and (B) a polymerization initiator; and a curable composition comprising the components (A) and (B) and (C) a thermosetting component.</p> |
