Patent ID: 6448215
Filing Date: 2002-09-10
Classification: C11D

Abstract:
A liquid coloured thickened bleaching composition having a viscosity of from 10 cps to 2000 cps, when measured with a Carri-med CSL2-100Â® rheometer, at the following viscosity parameters: angle 1Â°58â€², gap 60 &mgr;m, diameter 4.0 cm, inner 63.60 dyne*cm*s2, temperature of 25Â° C. and a shear rate of 30 secâˆ’1 and comprising:a hypohalite bleach, an alkyl (alkoxy)n sulphate, wherein n is from 2 to 4, optionally a co-surfactant, a stabilising agent, wherein said stabilising agent is a radical scavenger, and a pigment selected from the group consisting of Ultramarine Blue and its equivalents, chlorinated indanthrone and its equivalents, cobalt aluminate blue and mixtures thereof.