More specifically, the cyanoacrylate fraction of these formulations comprises at least one 2-cyanoacrylate ester of the general formula I. wherein R is selected from the group consisting of alkyl groups having from 1 to about 8 carbon atoms and, preferably, alkoxyalkyl groups having the formula R1???O???R2 wherein R1 is an alkyl group having from 1 to about 8, preferably 2 to 3 carbon atoms and R2