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.

N,n-Diethyl-N`-(4-Nitro-1-Naphthyl)Ethylenediamine CAS NO 5235-99-4

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CAS No.:5235-99-4

Grade:Pharmacy Grade

Content:99.90%

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Sodium 4-Nitrotoluene-2-Sulphonate CAS NO 5258-64-0

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CAS No.:5258-64-0

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Content:99.90%

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3,3-Bis[4-(Dimethylamino)Phenyl]Phthalide CAS NO 5339-80-0

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CAS No.:5339-80-0

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Content:99.90%

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3-[m-[[(2,4-Di-tert-Pentylphenoxy)Acetyl]Amino]Phenyl]-n-(o-Methoxyphenyl)-3-Oxopropionamide CAS NO 5355-37-3

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CAS No.:5355-37-3

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Content:99.90%

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Sodium 5-Hydroxynaphthalene-1-Sulphonate CAS NO 5419-77-2

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CAS No.:5419-77-2

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Content:99.90%

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2-Amino-4-Chloro-3,5-Dimethylphenol CAS NO 5428-46-6

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CAS No.:5428-46-6

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4'-Methoxyacetoacetanilide CAS NO 5437-98-9

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CAS No.:5437-98-9

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Content:99.90%

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1-Amino-2-Naphthol-6-Sulfonic Acid CAS NO 5639-34-9

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CAS No.:5639-34-9

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Content:99.90%

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