A latent additive represented by general formula (1):
wherein A is a 5- or 6-membered aromatic or heterocyclic ring; R1 and R2 are each hydrogen, halogen, cyano, hydroxyl, nitro, carboxyl, optionally substituted C1-C40 alkyl, C6-C20 aryl, C7-C20 arylalkyl, or C2-C20 heterocyclic ring-containing group; and R4 is C1-C20 alkyl, C2-C20 alkenyl, C6-C20 aryl, C7-C20 arylalkyl, C2-C20 heterocyclic ring-containing group, or trialkylsilyl.
通式(1)代表的潜伏添加剂:
其中 A 是 5 或 6 元芳香环或杂环;R1 和 R2 分别是氢、卤素、
氰基、羟基、硝基、羧基、任选取代的 C1-C40 烷基、C6-C20 芳基、C7-C20 芳烷基或 C2-C20 含杂环基团;R4 是 C1-C20 烷基、C2-C20 烯基、C6-C20 芳基、C7-C20 芳烷基、C2-C20 含杂环基团或三烷基
硅烷基。