PAPER COATING FORMULATION

摘要

The present invention is a composition comprising an aqueous dispersion of polymeric binder particles containing a substantial absence of phosphate and phosphonate groups; rutile TiO 2 having a purity of at least 98% and a substantial absence of inorganic silica; and a dispersant which is a class of low molecular weight polyphosphates. The composition of the present invention is useful as a coating for paper or paperboard.