| 摘要 |
<p>Colouring process of Polypropylene/polystyrene support, in which the support is coloured by means of an aqueous composition comprising from 0.1 to 4% by weight disperse dye, organic acid with 1 to 6 carbon atoms, and at least a surfactant, whereby said colouring is operated partly at a temperature higher than 90° C.</p> |
