FIBROUS REACTIVE DYE COMPOUND SHOWING HIGH FIXATION RATE AND FIBER-DYE COMBINATION STABILITY

摘要

PURPOSE: Provided is a fibrous reactive dye compound which is useful in dyeing and printing cellulose by fibrous materials with showing excellent fixation and adsorption rate and superior fastness against light and humidity. CONSTITUTION: The fibrous reactive dye compound comprises one or more compounds represented by formula 1 or one or more compounds represented by formula 2, in which a is 0 or 1; b is 0 or 1; R1 to R4 are independently H or substituted or unsubstituted C1-C4 alkyl group; R5 is sulfone(except for bonding with benzene ring), hydroxy, substituted or unsubstituted C1-C4 alkyl, substituted or unsubstituted C1-C4 alkoxy or substituted or unsubstituted C1-C4 carboxyl group; M is H or alkali metal; U1 and U2 are independently vinyl or -CH2-CH2-Q group(Q is a removable living group in an alkali condition); and X1 and X2 are independently halogen, hydroxy, 3-carboxypyridine-1-yl, 4-carboxypyridine-1-yl, 2-carbamoylpyridine-1-yl, C1-C4 alkyl, substituted or unsubstituted amino or N-heterocyclic group added with possibly hetero atom.