ketone aldehyde resins with wide compatibility,

process for their preparation, and their use. The invention relates to ketone-aldehyde resins

with wide compatibility comprising cycloaliphatic ketones and, in particular, formaldehyde and,

if desired, further monomers, to a process for their preparation and to their use as hard resin

in paints, printing inks and other coatings, especially in pigment preparations.