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.

3-Nitro-4-Chloro Benzene Sulfonanilide CAS NO 137-49-5

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CAS No.:137-49-5

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6-Aminonaphthalene-1-Sulphonamide CAS NO 1206-43-5

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CAS No.:1206-43-5

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Benzenesulfonic Acid, 2-Methyl-5-Nitro-, Alk. Cond. Products, Reduced CAS NO 1325-35-5

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CAS No.:1325-35-5

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3-Amino-4-Butylamino-Benzenesulfonamide CAS NO 1565-51-1

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CAS No.:1565-51-1

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Z-Alpha,Beta-Dinitrostilbene CAS NO 1796-05-0

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CAS No.:1796-05-0

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Fast Blue Rr Salt-Tetrafluoroborate CAS NO 1799-23-1

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CAS No.:1799-23-1

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3,4,5,6-Tetrachlorophthalonitrile CAS NO 1953-99-7

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CAS No.:1953-99-7

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Sodium 5-[2-[5-Chloro-2-(4-Methylphenyl)Sulfonyl-Phenyl]Hydrazinyl]-6-Imino-4-Oxo-Naphthalene-2-Sulfonate CAS NO 12220-30-3

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CAS No.:12220-30-3

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