申请人:Ciba-Geigy Aktiengesellschaft
公开号:US04180665A1
公开(公告)日:1979-12-25
Dyestuffs of the formula (I) ##STR1## in which R represents alkyl, alkenyl, cycloalkyl, aralkyl, aryl or, preferably, hydrogen, M represents hydrogen or a cation, Y represents a free or modified carboxyl group, Z represents a non-ionic substituent and n represents 0, 1 or 2 and A, B and D can carry further non-ionic substituents are disclosed; the sulfo-free dyestuffs are suitable for dyeing semi-synthetic and synthetic fibers, especially polyamides and polyesters, and the sulfo-substituted dyestuffs are suitable for dyeing, for example, wool and synthetic polyamides.
公式(I)的染料:##STR1## 其中,R代表烷基,烯基,环烷基,芳基烷基,芳基或更好地,氢;M代表氢或阳离子;Y代表自由或修饰的羧基;Z代表非离子取代基;n代表0,1或2,而A,B和D可以携带进一步的非离子取代基;无磺酸染料适合染色半合成和合成纤维,特别是聚酰胺和聚酯,而磺酸取代染料适合染色,例如羊毛和合成聚酰胺。