Novel aromatic sulfonium salt compounds of general formula (I), photo-acid generators comprising the same, and photo-polymerizable compositions containing the same, capable of providing stereolithographic resin compositions which do not suffer from the hindrance to curing by oxygen, can easily give shaped articles having desired sizes by virtue of the high accuracy thereof in curing, can attain a satisfactory curing depth owing to the high sensitivity thereof for radiant energy and can be employed for wide usage, such as photoresist and ink for foods-packing medium, since the release of benzene is suppressed; and a stereolithographic process, using said stereolithographic resin composition.
通式(I)的新型芳香族锍盐化合物、包含这些化合物的光酸发生器以及包含这些化合物的可光聚合组合物,能够提供不受
氧气固化阻碍的立体平版印刷
树脂组合物、由于其固化精度高,可以很容易地生产出具有所需尺寸的成型物品;由于其对辐射能的敏感度高,可以达到令人满意的固化深度;由于抑制了苯的释放,可以广泛用于食品包装介质的光刻胶和油墨等;使用所述立体平版印刷
树脂组合物的立体平版印刷工艺。