The pigmatron products are useful for colouring detergents, cleaners, abrasive powders, technical soaps, toiletries preparations, glass cleaners etc. The colorants are directly added to the surfactant solutions. In certain applications some quantity of the surfactant is coloured, after it has dried, the colour portion is added to the uncoloured powder material & mixed well which shows characteristic coloured streaks are evident when the product is scattered in water. The selection of Pigmatron dispersions are based on the pH of materials.
