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what is reactive dyes
Jul 26, 2018

Reactive dyes, also known as reactive dyes, are a new class of water-soluble dyes that appeared in the 1950s. The reactive dye molecules contain reactive groups that react with hydroxyl groups in cellulose and amino groups in protein fibers. A covalent bond is formed to form a "dye-fiber" compound. Reactive dyes have bright color, good dyeing, simple dyeing method, high color fastness, complete chromatogram and low cost. They are mainly used for dyeing cotton, hemp, viscose, silk, wool and other blended fabrics. And printing.

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