BLUE DYE STUFF MIXTURES CONTAINING BISAZO AND BISAZO OR FORMAZANE REACTIVE DYESTUFFS WITH POLYFUNCTIONAL REACTIVE GROUPS

摘要

one bisazo dyestuff of the formula (2) The present invention relates to binary and ternary fibre reactive dyestuff mixtures comprising one bisazo dyestuff of formula (1), and one formazane dyestuff of the formula (3). The present invention also provides new blue dyestuffs containing polyfunctional reactive groups.