Disperse monoazo dyestuffs, their preparation and use for dyeing synthetic textile materials
申请人:IMPERIAL CHEMICAL INDUSTRIES PLC
公开号:EP0026596A1
公开(公告)日:1981-04-08
Disperse monoazo dyes, free from sulphonic acid groups, which have the formula:
wherein X represents hydrogen, alkyl, alkoxy, alkoxyalkoxy, alkoxyalkoxyalkoxy or alkylthio; Y represents hydrogen, chlorine, bromine, alkyl, alkoxy, or acylamino; Z represents hydrogen, alkyl or alkoxy; R' represents hydrogen or an optionally substituted alkyl, alkenyl, aralkyl, cycloalkyl or aryl radical and R represents hydrogen or an optionally substituted alkyl, alkenyl or aralkyl radical.
The dyes are useful for colouring polyester and other synthetic textile materials in bright blue and turquoise shades
不含磺酸基团的分散单偶氮染料,其结构式为:其中 X 代表氢、烷基、烷氧基、烷氧基烷氧基、烷氧基烷氧基或烷基硫代;Y 代表氢、氯、溴、烷基、烷氧基或酰氨基;Z 代表氢、烷基或烷氧基;R'代表氢或任选取代的烷基、烯基、芳基、环烷基或芳基,R 代表氢或任选取代的烷基、烯基或芳基。 这些染料可用于涤纶和其他合成纺织材料的着色,使其呈现明亮的蓝色和绿松石色。