| 摘要 |
<p>Reactive dyestuffs of formula (1), in which D, B1, B2, X, U, R, n and A have the signification cited in claim 1, are particularly suitable for dyeing or for printing on to cellulose-containing fibre materials by the cold pad-batch dyeing process and, together with a high dyeing yield, provide dye colours and prints which have fastness characteristics.</p> |
