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.

Sodium Sulfanilate CAS NO 123333-70-0

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CAS No.:123333-70-0

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Content:99.90%

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1H-Pyrazolo[5,1-C]1,2,4-Triazole, 7-Cloro-6-(1,1-Dimethylethyl)-3-[3-(Dodecylsulfonyl)Propyl CAS NO 124351-77-5

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CAS No.:124351-77-5

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Hydroxypropyl Bis(n-Hydroxyethyl-p-Phenylenediamine) Hcl CAS NO 128729-28-2

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CAS No.:128729-28-2

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Hydroxypropylbis(n-Hydroxyethyl-Para-Phenylenediamine) CAS NO 128729-30-6

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CAS No.:128729-30-6

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4,5-Diaminophthalonitrile CAS NO 129365-93-1

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CAS No.:129365-93-1

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2,4'-Diamino-2',4-Dinitrobiphenyl CAS NO 133561-39-4

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CAS No.:133561-39-4

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1,2-Benzenediamine, 3-(1,1-Dimethylethyl)-6-Methyl- CAS NO 133639-32-4

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CAS No.:133639-32-4

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Leuco Patent Blue Violet CAS NO 133978-89-9

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CAS No.:133978-89-9

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