| 摘要 |
A process for dyeing or printing cellulosic fibres or their mixtures with synthetic fibres, in particular mixed polyester/cotton fibres, in shades from golden-yellow to orange envisages dyeing or printing the material in the presence of water and a solvent selected from the class of the polyols and their ether derivatives or esters of organic acids, with bisazo dyes of the general formula: <IMAGE> where: X1, X2, X3 and X4 are H, CH3 or OCH3, Y is Cl, Br or CH3 and n is 0, 1 or 2. f |
