"mides and bis-methacrylamides of aliphatic or aromatic diamines of 2 to 8 carbon atoms, or monomers which in addition to at least two acrylic or methacrylic groups contain ester, amide, urethane or urea groups, with (b) from 90 to 40, preferably from 85 to 65, percent by weight of compatible polymers which are soluble in an organic solvent, e.g. an alcohol, ketone or ether." . . . . .