METHOD OF LAUNDERING COLOURED FABRICS

摘要

A method of treating coloured fabrics with a luminance (L*)Less than 50, preferably black garments, which comprises contacting the fabrics with a wash liquor comprising:a) 0.1 - 0.001 g/L of a hydroxy C2-C4 alkyl derivative of a beta 1-4 polysaccharide, which is preferably hydroxyethyl cellylose andb) surfactant.