Disperse dye composition, disperse dye and preparation method and application thereof

The invention provides a disperse dye composition, a disperse dye and a preparation method and application thereof. The disperse dye composition provided by the invention comprises the following components: one or more components A as shown in a formula (I); a component B represented by formula (II); optionally, a component C as shown in formula (III); and a component D, wherein the component D comprises one or a combination of more of the following formulae (IV)-(V). The disperse dye composition and the disperse dye provided by the invention have excellent lifting power and color fastness, and have the characteristics of good lifting power, excellent fastness to washing, sublimation and perspiration and the like when being applied to dyeing or printing of polyester and blended fabrics thereof. 本发明提供一种分散染料组合物、分散染料及其制备方法和用途。本发明的所述分散染料组合物，包括以下组分：一种或多种如式(I)所示的组分A；如式(Ⅱ)所示组分B；任选如式(III)所示组分C；以及组分D，所述组分D包括以下式(IV)-(V)中的一种或多种的组合。本发明提供的分散染料组合物及分散染料，其提升力和色牢度均优异，并且在应用于涤纶及其混纺织物进行染色或印花时，具有提升力好以及耐水洗、耐升华和耐汗渍牢度优异等特点。