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Classification Of Dyes

Rugao Xingwu Chemical Co.,Ltd | Updated: Dec 16, 2016

-By State

Water color water oily paste color essential oil essential

By purpose

Ceramic pigment paint pigments textile plastic pigments

By source

Dye synthetic dye natural dyes dye plants animals (also known as synthetic dyes) according to usage points

Method of dyeing properties and applications

Direct dye insoluble azo dyes VAT dyes solubilised reduced dyes sulfur dyes VAT dyes sulfide phthalocyanine dye oxidation condensation of acid dyes acid mordant dyes disperse dyes and acid alkaline media containing dyes and cationic dyes

Direct dyes

These dyes because they do not need to rely on other agents and direct dyes on cotton, linen, silk, wool and other fibers named. Its simple staining methods, chromatography is complete, low cost. But its poor wash fastness and light fastness, such as the use of appropriate treatment methods, can improve dye fastness of the finished product.

Reactive dyes

Also known as reactive dyes. This kind of dye is only developed 50 new dyes. Its molecular structure containing one or more active groups, under the right conditions, can react with the fiber to form a covalent bond. It can be used on cotton, linen, silk, wool, viscose, nylon, polyvinyl alcohol and other textile dyeing.

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