Disclosed herein is a photocurable dry film including a structure having a photocurable resin layer sandwiched between a support film and a protective film, the photocurable resin layer being formed of a photocurable resin composition including ingredients (A) to (D):
(A) a silicone skeleton-containing polymer compound having the repeating units represented by the following general formula (1)
wherein X and Y, respectively, a divalent organic group represented by the following general formula (2) or (3)
wherein
wherein
(B) a crosslinking agent selected from formalin-modified or formalin-alcohol-modified amino condensates and phenolic compound having on average two or more methylol groups or alkoxymethylol groups in one molecule;
(C) a photoacid generator capable of generating an acid by decomposition with light having a wavelength of 190 to 500 nm; and
(D) a solvent.
本文公开了一种光固化干膜,其结构包括夹在支撑膜和保护膜之间的光固化
树脂层,光固化
树脂层由包括成分(A)至(D)的光固化
树脂组合物形成:
(A) 含有机
硅骨架的聚合物化合物,其重复单元由以下通式(1)表示
其中 X 和 Y 分别是由以下通式(2)或(3)表示的二价有机基团
其中
其中
(B) 选自
福尔马林改性或
福尔马林-
酒精改性的
氨基缩合物和
酚类化合物的
交联剂,它们在一个分子中平均具有两个或两个以上的
甲醇基团或烷氧基
甲醇基团;
(C) 光酸发生器,能够通过波长为 190 至 500 纳米的光分解生成酸;以及
(D) 溶剂。