The present invention relates to a chemically amplified polymer having a pendent group with cyclododecyl bonded thereto, a process for the preparation thereof, and a resist composition comprising it, and more particularly, to a novel (meth)acrylic or norbornene carboxylate compound with cyclododecyl bonded thereto, a process for the preparation thereof, a chemically amplified polymer synthesized therewith, and a positive photoresist composition for ArF comprising said polymer, with high resolution and excellent etching resistance.
                            本发明涉及一种具有与
环十二烷键合的侧链基团的
化学增感聚合物,其制备方法,以及包括它的抗蚀剂组合物,更具体地说,涉及一种新型的(甲基)
丙烯酸或诺博烯
羧酸酯化合物,其与
环十二烷键合,其制备方法,用其合成的
化学增感聚合物,以及包括该聚合物的用于ArF的正向光刻胶组合物,具有高分辨率和优异的蚀刻抗性。