| 摘要 |
PURPOSE:The titled compoisition, consisting of an acrylic acid ester compound of a caprolactone-modified tris(hydroxyalkyl)isocyanurate and a photopolymerization initiator, and curable easily with ultraviolet light to give cured articles having improved surface hardness and flexibility, etc. CONSTITUTION:A composition obtained by incorporating (A) an ester compound of (i) a caprolactone-modified tris(hydroxyalkyl)isocyanurate obtained by ring opening addition reaction of a tris(hydroxylalkl)isocyanurate, preferably tris(2- hydroxyethyl)isocyanurate with epsilon-caprolactone, with (ii) (meth)acrylic acid with (B) a photopolymerization initiator, e.g. benzophenone. EFFECT:Having heat resistance.
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