| 摘要 |
<p>Disclosed are basic dyes free from sulphonic acid groups of the formula <IMAGE> in which F+ signifies a cationic group-containing residue of a dye such as an azo, styryl, azomethine, methine, anthraquinone, nitro or triphenylmethyl dye, X SIGNIFIES 1, 2 OR 3, Y SIGNIFIES 1, 2, 3 OR 4, A+ signifies an anion, and Q signifies an optionally substituted biphenylyl, dibenzofuranyl, carbazolyl, dibenzothiophenyl, dibenzothiophendioxydyl, dibenzothiophenmonoxydyl, fluorenyl or fluorenonyl radical, and R1 signifies hydrogen, phenyl, cycloalkyl, unsubstituted C1-4 alkyl or C1-4 alkyl substituted by halogen, C1-4 alkoxy or phenoxy.</p> |
