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US5486600A Fiber-reactive halotriazinyl or halopyrimidinyl disazo dyes 失效
纤维反应性卤代三嗪基或卤代嘧啶二重氮染料

Fiber-reactive halotriazinyl or halopyrimidinyl disazo dyes
摘要:
Reactive dyes of the formula ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R', A and Y.sub.1 are as defined in claim 1, are particularly suitable for dyeing or printing cellulosic fibre materials or naturally occurring or synthetic polyamide fibre materials with a high tinctorial yield, and produce dyeings and prints having good fastness properties.
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