Provided are a salt compound, cationic polymerization initiator and cationically polymerizable composition, which have a superior acid-generating capacity and high sensitivity, and are free from coloration. The salt compound is represented by the following general Formula (1):
(wherein, R01 to R05 each independently represents a group selected from a hydrogen atom, a fluorine atom and -YR group, one of the R01 to R05 being a -YR group and at least two of the R01 to R05 being fluorine atoms; Y represents an oxygen atom or a sulfur atom; R represents a C1-C4 alkyl group; Ctp+ represents a p-valent cation, the p being 1 or 2; and n represents a coefficient required for maintaining electrical neutrality).
本发明提供了一种盐类化合物、阳离子聚合
引发剂和阳离子可聚合组合物,它们具有优异的酸生成能力和高灵敏度,并且不着色。盐化合物由以下通式(1)表示:
(其中,R01 至 R05 各自独立地代表选自氢原子、
氟原子和-YR 基团的基团,R01 至 R05 中的一个为-YR 基团,R01 至 R05 中至少有两个为
氟原子;Y 代表氧原子或
硫原子;R 代表 C1-C4 烷基;Ctp+ 代表对价阳离子,p 为 1 或 2;n 代表保持电中性所需的系数)。