Patent ID: 6783846
Filing Date: 2004-08-31
Classification: C09D,D21H,Y10T

Abstract:
A method of improving the gloss and the printability of the surface which is obtained when paper or cardboard is coated with the coating composition, said method comprising applying a coating composition to said surface wherein said coating composition comprises calcium carbonate, latex and at least one non-ionic alkylhydroxyalkyl cellulose, which has alkyl groups having 1-3 carbon atoms and hydroxyalkyl groups having 2-3 carbon atoms, is free from hydrophobically modifying hydrocarbon groups having at least 4 carbon atoms and has a turbidity point of 50-95Â° C., wherein said coating may further optionally comprise at least one carboxymethyl cellulose, where the amount of the carboxymethyl cellulose is 1200 percent by weight at the most of the amount of the alkylhydroxyalkyl cellulose.