Hexa-functional UV-curable polyurethane acrylate(PUA) was synthesized from dipentaerythritol(DPE),isosphorone diisocyanate(IPDI) and hydroxyethyl acrylate(HEA).

• 以双季戊四醇(DPE),异佛尔酮二异氰酸酯(IPDI)和丙烯酸羟乙酯(HEA)为原料合成了六官能UV固化聚氨酯丙烯酸酯树脂(PUA)。