In 2015, Claessens has developed Classidur “3 in 1”, a water based laquer that combines three essential properties in one formula. Thanks to its cationic technology it has an excellent stain blocking power because it prevents their solubilisation and migration. The cationic binder allows indoor as well as outdoor application without any risks of chalking, colour change or adhesion loss. And it can be used as a primer and as a top coat on former paints and on wood, non-ferrous metals, masonry, hard plastics…
