| abstract |
PROBLEM TO BE SOLVED: To provide a photocurable formulation showing rapid and complete sufficient curing despite high pigment content, especially in the preparation of colored surface coatings. (A) at least one ethylenically unsaturated photopolymerizable compound; (b) as a photopolymerization initiator, at least one mono-, bis-, or tris-acylphosphine oxide compound, or this compound, and α A photopolymerizable composition comprising: a mixture with a hydroxyketone, an α-aminoketone and / or a benzoin derivative compound; (c) at least one optical brightener; and (d) at least one dye. |