Color Couplers

Color Couplers

Color couplers are chemical intermediates used in dye formation, particularly within azoic dye systems, where they react with diazonium salts to produce stable, insoluble pigments on the substrate. These couplers determine the final hue, brilliance, and fastness properties of the resulting dye. They are essential in textile dyeing, ink formulation, leather finishing, and certain types of pigment manufacturing. Color couplers provide versatility in shade creation, enabling fine-tuning of red, orange, brown, and yellow tones. Their controlled reactivity ensures uniform dye distribution and long-term color performance across various materials.

4-Hydroxy-3-[[1-Sulfo-6-[[2-(Sulfooxy)Ethyl]Sulfonyl]-2-Naphtyl]Azo]-2,7-Naphthalenedisulfonic Acid CAS NO 72987-40-7

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CAS No.:72987-40-7

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4,4'-Methylenebis[n-[[4-(Dimethylamino)Phenyl]Methylene]Benzenamine] CAS NO 73384-89-1

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CAS No.:73384-89-1

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3-Methyl-4-Methylamino-Phenol CAS NO 74789-37-0

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CAS No.:74789-37-0

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4''-[(2-Hydroxyethyl)-Sulfonyl]-2''-Methoxy-5''-Methylacetanilide CAS NO 77565-50-5

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CAS No.:77565-50-5

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Benzoic Acid, 3,5-Diamino-, Conjugate Diacid (9Ci) CAS NO 78245-18-8

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CAS No.:78245-18-8

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n-[5-Oxo-1-(2,4,6-Trichlorophenyl)-2-Pyrazolin-3-Yl]-3-[2-(2,4-Di-T-Pentylphenoxy)Hexanamido]Benzamide CAS NO 78819-61-1

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CAS No.:78819-61-1

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Dipotassium 5-Amino-4-Hydroxybenzene-1,3-Disulphonate CAS NO 79817-61-1

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CAS No.:79817-61-1

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3-Aminobenzenesulfonanilide CAS NO 80-21-7

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CAS No.:80-21-7

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