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US 7,153,817 B2Granted
Detergent tablet
AssigneeThe Procter & Gamble Company
InventorChristopher James Binder
Life of this patent
Estimating the term…
Abstract
A machine cleaner tablet comprising from about 10 to about 75% of a limescale remover acid, from about 1 to about 20% of low foaming non-ionic surfactant, from about 0.5 to about 5% of a detergency enzyme and wherein the tablet has a pH measured as a 1% solution in distilled water at 20° C. in the range from about 1 to about 5. The tablet is used for cleaning the interior of automatic dishwashers, food processing machines and the like.
Claims15
A machine cleaner tablet comprising:
- a) from about 40% to about 75%, by weight of the tablet, of a limescale remover acid;
- b) from about 1% to about 20%, by weight of the tablet, of low foaming non-ionic surfactant said surfactant being preagglomerated with a surfactant carrier comprising sodium sulfate having a weight average particle size less than about 70 μm;
- c) from about 0.5% to about 5%, by weight of the tablet, of a detergency enzyme;
- and wherein the tablet has a pH measured as a 1% solution in distilled water at 20° C. in the range of from about 1 to about 5.
1 more element
Dependencies are inferred from the claim text.