Abstract: Disclosed are oligomeric cationic azo dyes of formula (I), wherein their salts, isomers, hydrates and other solvates, wherein R1 is hydrogen; C1-C12alkyl, which may be substituted by one or more C1-C5alkyl, C1-C5-alkoxy, hydroxy or —(CO)—H; —(CO)—C1-C5alkyl; phenyl or phenyl-C1-C4alkyl, wherein the phenyl moiety may be substituted by one or more C1-C5alkyl, C1-C5alkoxy, halogen, —NH2, mono-C1-C5alkylamino, di-C1-C5alkylamino, —NO2, carboxy or hydroxy; R2 is hydrogen; or C1-C5alkyl; X is C1-C10alkylene, which may be substituted by one or more C1-C5alkyl, hydroxy, C1-C5-alkoxy, amino, mono-C1-C5alkylamino, di-C1-C5alkylamino, —SH, and/or interrupted by one or more —O— or —S—S—; C5-C10cycloalkylene; C5-C12arylene; C5-C12arylene-(C1-C10alkylene); biphenylene, which may be substituted by one or more C1-C5alkyl, hydroxy, C1-C5-alkoxy, amino, mono-C1-C5alkylamino, di-C1-C5alkylamino, —SH, and/or interrupted by one or more —O—, C1-C4-alkylene, —NR3—, —S— or —S—S—; R3 is hydrogen; C1-C12alkyl; C2-C14alkenyl; C6-C12ary

Abstract: Disclosed are compounds of formula (1a), wherein R1 is N+R8R9; R8 and/or R9 independently from each other are hydrogen; C1-C12alkyl; or phenyl-C1-C4-alkyl; or R8 and/or R9 are a bivalent C3-C6alkylene radical which is linked to the carbon atoms C1 or C2 respectively and, together with the linking nitrogen atom form a 6 to 16-membered carbocyclic ring; R2 is NR10R11; or OR10; R10 and R11, independently from each other are hydrogen; C1-C12alkyl; or phenyl-C1-C4alkyl; or R10 and/or R11 are a bivalent C3-C6alkylene radical which is linked to the carbon atoms C3 or C4 respectively and, together with the linking nitrogen or oxygen atom form a 6 to 16-membered carbocyclic ring; or R10 and R11 together with the linking nitrogen atom form a 4 to 8 membered carbocyclic ring; R3, R4, R5, R6 and R7 independently form each other are hydrogen; C1-C12alkyl; halogen; NR12R13; or a radical of formula (1a); R12 and R13 independently from each other are hydrogen; C1-C12alkyl; phenyl-C1-C4alkyl; or a radical of formula (1a2); V

Abstract: Disclosed are azo dyes of formula (1), wherein R1 is hydrogen; C1-C14alkyl; hydroxy-C1-C14alkyl; C2-C14alkenyl; a radical of formula (1a) —(CH2)n1—O—(CH2)n2—CH3; a radical of formula (1b) C10aryl; or C6-C10aryl-C1-C6alkyl; R3 is hydrogen; C1-C14alkyl; C2-C14alkenyl; C6-C10aryl; C6-C10aryl-C1-C6alkyl; or CO—R6; R4 is CO—R6; R5 is C1-C14alkyl; C2-C14alkenyl; C6-C10aryl; or C6-C10aryl-C1-C6alkyl; R6 is hydrogen; C1-C14alkyl; C2-C14alkenyl; or C6-C10aryl; R7, R8, R9 and R10, independently from each other are hydrogen; or C1-C5alkyl; m is 1; or 2; An? is an anion; If m=1, R2 is hydrogen; C1-C14alkyl; C2-C14alkenyl; a radical of formula (1a); a radical of formula (1b); C6-C10aryl; or C6-C10aryl-C1-C6alkyl; If m=2, R2 is the direct bond; or C1-C14alkylene, which is optionally substituted by one or more C1-C4alkyl, or which is optionally interrupted by C5-C10arylene, —O— or —NR9R10—; R9 and R10, independently from each other are hydrogen; or C1-C5alkyl; and n1, n2, n3 and n4, independently from each other are a numbe

Abstract: Formula (I) wherein R1 and R2 each independently from each other are a residue of an organic dye: Y1 and Y2 each independently from each other are unsubstituted or substituted, straightchain or branched, interrupted or uninterrupted —C1-C10alkylene-; —C5-C10cycloalkylene-; C5-C10arylene; or —C5-C10arylene-(C1-C10alkylene)-; Z1 and Z2 independently from each other are Formula (II) are each independently from each other hydrogen; or unsubstituted or substituted, straight-chain or branched, mono-cyclic or polycyclic, interrupted or uninterrupted C1-C14alkyl; C2-C14alkenyl; C6-C10aryl; C6-C10aryl-C1-C10alkyl; or C5-C10alkyl(C5-C10aryl); r, q and n independently from each other are 0 or 1, if n is 0, Z3 is hydrogen; and if n is 1, Z3 is —S—: with the proviso that the method does not comprise treating the fiber with an enzyme of the type of a protein disulfidisomerase (EC 5.3.4.1).

Abstract: Formula (I) wherein R1 and R2 each independently from each other are a residue of an organic dye: Y1 and Y2 each independently from each other are unsubstituted or substituted, straightchain or branched, interrupted or uninterrupted —C1-C10alkylene-; —C5-C10cycloalkylene-; C5-C10arylene; or —C5-C10arylene-(C1C10alkylene)-; Z1 and Z2 independently from each other are Formula (II) are each independently from each other hydrogen; or unsubstituted or substituted, straight-chain or branched, monocyclic or polycyclic, interrupted or uninterrupted C1-C14alkyl; C2-C14alkenyl; C6-C10aryl; C6-C10aryl-C1-C10alkyl; or C5-C10alkyl(C5-C10aryl); r, q and n independently from each other are 0 or 1, if n is 0, Z3 is hydrogen; and if n is 1, Z3 is —S—; with the proviso that the method does not comprise treating the fiber with an enzyme of the type of a protein disulfidisomerase (EC 5.3.4.1).

Abstract: Disclosed are azo dyes of formula (1) , wherein R1 is hydrogen; C1-C14alkyl; hydroxy-C1-C14alkyl; C2-C14alkenyl; a radical of formula (1a) —(CH2)n1—O—(CH2)n2—CH3; a radical of formula (1b) C10aryl; or C6-C10aryl-C1-C6alkyl; R3 is hydrogen; C1-C14alkyl; C2-C14alkenyl; C6-C10aryl; C6-C10aryl-C1-C6alkyl; or CO—R6; R4 is CO—R6; R5 is C1-C14alkyl; C2-C14alkenyl; C6-C10aryl; or C6-C10aryl-C1-C6alkyl; R6 is hydrogen; C1-C14alkyl; C2-C14alkenyl; or C6-C10aryl; R7, R8, R9 and R10, independently from each other are hydrogen; or C1-C5alkyl; m is 1; or 2; An? is an anion; If m=1, R2 is hydrogen; C1-C14alkyl; C2-C14alkenyl; a radical of formula (1a); a radical of formula (1b) ; C6-C10aryl; or C6-C10aryl-C1-C6alkyl; If m=2, R2 is the direct bond; or C1-C14alkylene, which is optionally substituted by one or more C1-C4alkyl, or which is optionally interrupted by C5-C10arylene, —O— or —NR9R10—; R9 and R10, independently from each other are hydrogen; or C1-C5alkyl; and n1, n2, n3 and n4, independently from each other are a num

Abstract: The present invention relates to a method of coloring porous material, which comprises contacting the material being colored, with a) a capped diazonium compound of formula (1) wherein A+ is a cationic radical of an organic compound, B is a radical of an unsubstituted or substituted, aliphatic or aromatic amine, An is an anion, and b) optionally a coupling component. Further, the present invention relates to novel compounds and compositions thereof.

Abstract: Process of coloring porous material, which comprises a) applying to the material being colored at least one capped diazonium compound, and b) then causing the capped diazonium compound present on the material to react with the material.

Abstract: Process of coloring porous material, which comprises