DYE MIXTURE, AND USE THEREOF IN THREE-COLOR DYING METHOD

摘要

PURPOSE: To conduct a three-color dyeing or printing having good light resistance and moisture resistance by applying an anionic dye mixture consisting of specific yellow, red and blue component coloring matters onto a nitrogen- containing organic substrate. ;CONSTITUTION: A nitrogen-containing organic substrate is subjected to three- color dyeing or printing by using an anionic dye mixture comprising (A), as the yellow component, a coloring matter of formula I (wherein R₁ is H, a 1-4C alkoxyl, etc.; R₂, R₅ are each a 1-4C alkyl, etc.; R₃ is H, a 1-4C alkyl; R₄, R₁₀, R₁₁ are each H, a halogen, etc.), present in the form of a free acid or a base, (B), as the red component, a coloring matter of formula II (wherein R₂₁ is H, a halogen, etc.; R₂₂ is trifluoromethyl, etc.), present in the form of a free acid or a base and (C), as the blue component, a coloring matter of formula III (wherein R₂₃, R₂₅ are each H, CH₃; R₂₄ is an SO₂NH-2-4C hydroxyalkyl, etc.), present in the form of a free acid or base.;COPYRIGHT: (C)1991,JPO