"A curable adhesive composition according to claim 19 further comprising a compound having the structure in which m is 0 or 1 and n is 1-6; and (a) R1 and R2 are H or an alkyl group having 1 to 5 carbon atoms, or together form a 5 to 9 membered ring with the carbons forming the vinyl group; (b) B is C, S, N, O, C(O), C(O)NH or C(O)N(R8), in which R8 is an alkyl group having 1 to 5 carbon atoms; (c)" . . . .