ACTIVE NAVY-BLUE-TO-BLACK DYE COMPOSITION AND DYE ARTICLE

摘要

Disclosed are an active navy-blue-to-black dye composition and dye article. The active navy-blue-to-black dye composition comprises a component A and a component B, wherein the component A is selected from one or more dye compounds as shown in formula (I) or alkali metal salts thereof, and the component B is selected from one or more dye compounds as shown in formula (II) or alkali metal salts thereof. Based on the component A and the component B, the mass percentage content of the component A is 5-50%, and the mass percentage content of the component B is 50-95%. Provided is the active navy-blue-to-black dye article, containing the active navy-blue-to-black dye composition. The active navy-blue-to-black dye composition and dye article have the characteristics of a good water washing fastness, a high fixation rate, good lifting power, etc., and are suitable for the printing and dyeing nitrogen-containing and/or hydroxyl-containing fiber materials and blended fabrics thereof.