Composition comprising a polyisocyanate having a high viscosity

(57) Abstract: The present invention relates to improved hardness, the composition for the manufacture of surface coatings with together with good-out persimmon resistance and acid resistance scratch "reflow resistance" method and 3 of such a surface coating the use for the manufacture of surface coatings of polyisocyanate isocyanurates having a viscosity over 3500 in functionality and 23 ° C. over a .5.