Dyes for Detergents & Food Color Manufacturers
The addition of dyes to laundry detergents serves various purposes, from making the detergent appear more aesthetically pleasing to alerting you when detergent sediment is present on your clothes to giving them a very faint blue shade to give the impression that they are whiter and brighter after rinsing. Basic dyes are covalent water-soluble dyes mostly used on acrylic fibers, though they can also be used on silk and wool fibers. Acetic acid is typically added to dye baths to aid in the dye's absorption onto the fiber. Paper coloring also involves the application of basic dyes. An example of a basic dye is Alizarin, a prominent red dye. Other basic dyes include methylene blue, crystal violet, and fuchsin safranin. Types of Dye- Artificial dyes- synthetic dyes come from organic and inorganic-organic molecules. Direct dyeing- By making an aqueous suspension and dipping the fabric in it, these dyes are applied to the fabric. Reactive dye disperses dye, etc. Each dye possesses a dist...