Patent ID: 7410594
Filing Date: 2008-08-12
Classification: C09B,D06P

Abstract:
1. Trichromatic coloring process for coloring a hydroxy-group-containing or nitrogen-containing organic substrate comprising the step of coloring the substrate with a dye mixture comprising at least one red-dyeing compound of the formula (I) wherein R R X is a halogen radical and Y —CH═CH at least one yellow or orange -dyeing compound is selected from the group consisting of: formula (II) wherein R A is a group of formula (i) or (ia) wherein X and Y are defined above, R B is wherein R wherein the asterisk marks the bond to the —N═N— group; of formula (III) wherein R R R D is wherein X and Y are defined above and R and formula (IV) wherein R R RG is wherein R Y is defined above; and at least one blue-dyeing compound selected from the group consisting of: formula (V) wherein R R wherein X and Y have the same meanings as defined above, R n is 0 or 1, T is wherein R R formula (VI) in which R each of R R Y Y formula (VII) in which Y has the same meanings as defined above, R R and formula (VIII) wherein each Y has independently from each other the same meaning as defined above, R unsubstituted C