发明授权
US4256882A Reactive dyestuffs 失效
活性染料

Reactive dyestuffs
摘要:
Reactive dyestuffs which in form of the free acid correspond to the following formula ##STR1## wherein R.sub.1, R.sub.2, W.sub.1, Y, Z, Q, as well as A, B and C have the meaning given in claim 1, and their use for the dyeing and printing of fibre material made of polyamide, for example natural and, in particular, synthetic polyamides, and natural and regenerated cellulose in red and bluish-tinged red fluorescent color.
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