Unlike all other dyestuffs, reactive dyestuffs are dyestuffs that can react with fiber macromolecules and bind to fibers with real covalent bonds. They are highly water-soluble anionic dyes like direct dyes. It is the most widely used type of dyestuff used in dyeing cotton products, giving the desired fastness adequately.
Advantages of reactive dyestuffs:
It is a simplified dyeing method that can be applied with bright colors, wide color palette, dark colors, excellent wet fastness and normal dyeing devices.