Patent ID: 6444631
Filing Date: 2002-09-03
Classification: C11D

Abstract:
A dishwashing detergent product comprising: an enclosed container in which a detergent composition is contained, said container having a reclosable opening through which said detergent composition can be dispensed, characterized in that said container has walls containing from about 0.0001% to about 1% by weight of the container of an ultraviolet light blocker selected from the group consisting of benzotriazoles, orthohydroxybenzophenones, titanium dioxide, and mixtures thereof to substantially retard ultraviolet light from said detergent composition in said container; said detergent composition comprising:a) from about 0.25% to about 15% by weight of low molecular weight organic diamine having a pK1 and a pK2, wherein the pK1 and the pK2 of said diamine are both in the range of from 8.0 to 11.5; and b) an effective amount of detersive surfactant; wherein the pH of the detergent composition is from 8 to 12 and the weight ratio of said surfactant to said diamine is from about 40:1 to about 2:1.