Patent ID: 6653273
Filing Date: 2003-11-25
Classification: C08K,C11D,D06P

Abstract:
A method for cleaning a porous concrete surface which comprises contacting the porous concrete surface with a cleaning-effective amount of a cleaning composition consisting essentially of:(a) at least one additive selected from the group consisting of water, corrosion inhibitors, and combinations thereof, (b) a wetting/cleaning agent selected from the group consisting of piperazine-substituted organosulfonates, piperazinone-substituted organosulfonates, and combinations thereof, and (c) a surfactant selected from the group consisting of alcohol alkoxylates, organic and inorganic salts of polycarboxylated alcohol alkoxylates, and combinations thereof, wherein the amount of component (a) is between about 20 and about 95 weight percent, the amount of component (b) is between about 0.01 and about 25 weight percent, and the amount of component (c) is between about 10 and about 75 weight percent, all weight percents being based upon the total weight of said cleaning composition.