| 摘要 |
PURPOSE:To obtain the subject mixture, consisting of a reaction product of a specific octafluorooctanediol with an organic polyisocyanate and hydroxyl group-containing acrylate, having a high curing rate and low refractive index of cured products and excellent in transparency. CONSTITUTION:The objective mixture consisting of a reaction product of (A) 1H,1H,2H,2H,7H,7H,8H,8H-octafluorooctance-1,8-diol with (B) an organic polyisocyanate and (C) a hydroxyl group-containing acrylate. Furthermore, the above-mentioned mixture and an acrylic acid ester expressed by the formula (a and b are respectively 1 or 2) are preferably contained therein to provide a resin composition. |
