Process for improving the colour yield and wetfastness propertie

Process for improving the dyeability of woven or non-woven texti

Process for improving the light fastness of polyamide dyeings

Process for improving the light fastness of polyamide dyeings wi

Process for improving the photochemical stability of dyeings on

Process for improving the yield and the wet fastness properties

Process for isolating sulphur dyestuffs from aqueous crude melts

Process for modifying silk

Process for pad-dyeing and printing fabrics made of cellulose an

Process for pattern dyeing of textile materials

Process for preparing purified dyestuffs

Process for preparing thermosensitive fibrous structure

Process for preventing oligomer deposits on dyed polyester texti

Process for producing colorants

Process for producing solutions of salts of water-soluble carbox

Process for production of black coloring material and cosmetics

Process for purification of quinoline yellow

Process for quenching or suppressing the fluorescence of substra

Process for reducing sulfur and vat dyes

Process for stabilizing a leuco-dye solution by means of a piper