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US5405947A Triazine ring-containing reactive dyestuffs, their preparation and use 失效
含三嗪环的活性染料,其制备和用途

Triazine ring-containing reactive dyestuffs, their preparation and use
摘要:
Reactive dyestuffs which, in the form of the free acid, have the following formula ##STR1## in which X denotes fluorine, chlorine or bromine andSO.sub.2 -Z denotes a specific reactive radical,the remaining substituents having the meaning given in the description, and show improved fixation yield in dyeing.
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