SULPHONIUM SALT INITIATORS

摘要

Compounds of the formula (I), wherein X is a single bond, CRaRbO, S, NRc or NCORc; Z is formula (II) or C3-C20heteroaryl; L, L1, L2, L3, L4, L5, L6, L7and L8 for example independently of one another are hydrogen or an organic substituent; Ra, Rb and Rc independently of one another are hydrogen or an organic suibstituent; R is for example is C5-C20heteroaryl or C6-C14 aryl; and Y is an inorganic or organic anion; are suitable as photolatent acid generators.