Inkjet inks for manufacturing printed circuit boards

Abstract

A radiation curable inkjet ink including an adhesion promoter according to Formula (I), wherein X is selected from the group consisting of O and NR3, L represents a divalent linking group comprising from 1 to 20 carbon atoms, R1 is selected from the group consisting of a hydrogen, a substituted or unsubstituted alkyl group and a substituted or unsubstituted aryl group, R2 is selected from the group consisting of a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted alkaryl group, a substituted or unsubstituted araikyl group and a substituted or unsubstituted (hetero)aryl group, R3 is selected from the group consisting of a hydrogen, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted alkaryl group, a substituted or unsubstituted aralkyl group and a substituted or unsubstituted (hetero)aryl group, R2 and L may represent the necessary atoms to form a five to eight membered ring.

Dependencies are inferred from the claim text.