Process for the dyeing of fibres sinteticas or natural; process for the dyeing of fibres sinteticas; process for increasing the firmness of the color tints in synthetic or textile materialsNatural; process to reduce the deployment by ozone in a polyamide dyed without lowering the stability against light of dyed polyamide and polyamide dyed

摘要

This invention relates to the use of compounds such as 3,5- dibutyl-1,3, 5-oxadiazine-4-thione and tetrahydro-5-(2-butyl)-(S)- triazinethione as stabilizers to improve the dye fastness of colored fibers.