| abstract |
The invention discloses a high-fastness disperse black-blue dye mixture, which in weight percentage comprises: 10-70% of component A, 2-45% of component B, 3-45% of component C, and 0.1% of component D ~25%. The dye mixture provided by the invention has excellent fastness to water washing (wet treatment), sublimation fastness and light fastness, good discoloration grade, good lifting force, and ideal environmental protection performance (especially banning aromatic amines, chlorobenzene, chlorotoluene and chlorine). The content of phenolic substances is low), and the price is low, and the disperse black-blue dye mixture of various shades can also be obtained by adjusting the ratio of each component. |