CPC C11D 3/365 (2013.01) [C11D 3/044 (2013.01); C11D 3/08 (2013.01)] | 20 Claims |
1. A method of reducing or preventing hardness accumulation on a hard surface comprising:
contacting a hard surface with a detergent composition comprising a phosphinosuccinic acid adduct comprising a phosphinosuccinic acid and mono-, bis- and oligomeric phosphinosuccinic acid adducts; an alkalinity source comprising an alkali metal hydroxide, metasilicate, and/or silicate; and an oxidizing agent comprising a chlorine, a hypochlorite and/or a chloramine, wherein a use solution of the detergent composition has a pH between about 10 and 13.5; and
reducing and/or preventing hardness build up on the hard surface.
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11. A method of reducing or preventing hardness accumulation on a hard surface in a food, beverage and/or pharmaceutical cleaning application comprising:
contacting a hard surface within the application with an alkaline detergent composition comprising: a phosphinosuccinic acid adduct comprising a phosphinosuccinic acid and mono-, bis- and oligomeric phosphinosuccinic acid adducts; an alkalinity source comprising an alkali metal hydroxide, metasilicate, and/or silicate; and an oxidizing agent comprising a chlorine, a hypochlorite and/or a chloramine, wherein a use solution of the detergent composition has a pH between about 10 and 13.5; and
reducing and/or preventing hardness build up on the treated hard surface using a clean-in-place cleaning technique.
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