| 摘要 |
<p>The present invention relates to a pigment composition in the form of an aqueous dispersion comprising: (a) pigment particles of synthetic amorphous silica or aluminosilicate; (b) at least one water soluble aluminium salt; and, (c) at least one cationic polymer having a molecular weight from about 2000 t about 1000000 and a charge density from about 0.2 to about 12 meq/g. The invention further relates to a process for its production, use thereof, a process for coating paper or paper board and paper or paper board obtainable by the process.</p> |
