An actinic radiation sensitive polymer composition containing
(a) a polyimide precursor obtainable by the interaction of an amine compound having a photocrosslinking group with carboxyl groups of a poly(amic acid) chain, and
(b) a photoinitiator and/or photosensitizer,
in which the degree of imidization Ia is 0.03 ≤ Ia ≤ 0.6, has the characteristic features of both good stability of viscosity with lapse of time and good photosensitive performance.
一种对辐照敏感的聚合物组合物,其中含有
(a) 聚
酰亚胺前体,可通过具有光交联基团的胺化合物与聚(
氨基)酸链的羧基相互作用获得,以及
(b) 光
引发剂和/或光敏剂、
其中
亚胺化程度 Ia 为 0.03 ≤ Ia ≤ 0.6,具有随时间推移粘度稳定性好和光敏性能好的特点。