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US 6,191,088 B1Granted
Powdered automatic dishwashing composition
AssigneeColgate-Palmolive Company
InventorsGary Binstock, Bruce Cummings, Divaker Kenkare, Kevin Kinscherf, Steve Phillips
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Abstract
The present invention relates to an automatic dishwashing composition which can be in the form of a tablet which generally comprises an alkali metal phosphate detergent builder salt, an alkali metal carbonate, a dialkali metal disilicate, a nonionic surfactant, an alkali metal metasilicate, a polymer containing sulfonic acid groups, a chlorine bleach compound, a hydrotrope and a clay.
Claims8
A powdered automatic dishwashing composition comprising approximately by weight:
- (a) 20% to 40% of an alkali metal phosphate detergent builder salt;
- (b) 10% to 24% of a dialkali metal disilicate;
- (c) 16% to 26% of an alkali metal carbonate;
- (d) 8% to 14% of an alkali metal metasilicate;
- (e) 0.1% to 6.0% of a low foaming nonionic surfactant;
- (f) 0.5% to 5% of a polymer containing sulfonic acid groups;
- (g) 0.2% to 5% of a chlorine bleach compound;
- (h) 0.1% to 1% of a hydrotrope;
- and
- (i) 0 to 10% of a clay, wherein the composition does not contain a lipolytic enzyme, a protease enzyme, an amylase enzyme or an alkali metal sulfate.
7 more elements
Dependencies are inferred from the claim text.