Trichromatic fiber dyeing processes and compositions thereof

Abstract

In one aspect, the invention provides a process for the trichromatic dyeing of polyamide textile fibers wherein the process comprises the steps of: a. providing at least one polyamide fiber; and b. contacting the at least one polyamide fiber with an aqueous dye solution comprising a yellow component, a red component and a blue component, wherein the yellow component comprises a mixture of Acid Orange 156 and Acid Yellow 199 thereby providing a dyed fiber. In a further aspect, the invention provides compositions for the trichromatic dyeing of polyamide fibers.

Dependencies are inferred from the claim text.