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US 12,553,011 B2Granted
Solid free-flowing particulate laundry detergent composition
AssigneeThe Procter & Gamble Company
InventorsAlan Thomas Brooker, Linsey Sarah Fuller, Robert William John Sterry
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Abstract
A solid free-flowing particulate laundry detergent composition, wherein the composition including a detersive surfactant and an iron-based bleach catalyst, the composition being substantially free of a source of hydrogen peroxide, and the composition having an equilibrium pH at 20° C. at a concentration of 1 g/l in deionized water of greater than 10.0.
Claims15
A solid free-flowing particulate laundry detergent composition, wherein the composition comprises:
- (a) detersive surfactant;
- and
- (b) iron-based bleach catalyst having the following structure:
- wherein the composition is substantially free of a source of hydrogen peroxide,
- wherein the composition has an equilibrium pH at about 20° C. at a concentration of about 1 g/l in deionized water of greater than about 10.0.
2 more elements
Dependencies are inferred from the claim text.