The Application describes disperse dyes soluble in water of general formula (I)
D-L-Sn (I)
wherein:
D is a disperse dye insoluble in water
L is a linker
S is a sugar
n is comprised between 2 and 4
that are able to dye in an homogeneous way natural fibres and textiles and also textile materials including different fibres, and have high biodegradability through digestion by micro organisms, that found in the molecule itself a useful nourishment for their survival and proliferation; processes for the preparation of the above said dyes and their use are also described.
该应用描述了一种
水溶性
分散染料的一般
化学式(I)
D-L-Sn (I)
其中:
D是一种不溶于
水的
分散染料
L是一个连接物
S是一种糖
n的取值范围在2到4之间
这些
染料能够以均匀的方式染色天然纤维和纺织品,还能够染色包括不同纤维的纺织材料,并且通过微
生物的消化具有高
生物降解性,这些微
生物在分子中找到了有用的营养以供其生存和繁殖;还描述了上述
染料的制备过程及其用途。