| abstract |
The invention relates to a compositionncomprisingn (a) at least a radiation curable component consistingnof at least a radiation curable oligomer and anradiation curable diluent, at least 10% of thisncomponent having a functionality of 2 or more, thisncomponent representing at least 30% of thencomposition (b) a radical photoinitiator, the individual componentsnof the photoinitiator being present in less than 6%nby wt nwherein the composition further comprises a Lewis acidncompound, the Lewis acid having a strenght of at leastnabout 12. |