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US 4,304,680 AGranted
Laundry soap
AssigneeColgate-Palmolive Company
InventorHarold E. Wixon
Life of this patent
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Abstract
Laundry soap performance in hard water can be substantially improved by incorporating an alcohol polyethoxy sulfate and an alkali metal carbonate, alkali metal silicate, or mixtures thereof, into the soap formulation. Additional builder salts may be added to the formulations. The soap formulations may be either liquids or dry formulations.
Claims1
A clear pourable homogeneous liquid laundry soap consisting essentially of potassium oleate, 45% by weight;
- alcohol polyethoxy potassium sulfate, said alcohol having from 12 to 15 carbon atoms, and ethoxylated with three moles of ethylene oxide, 15% by weight;
- potassium carbonate, 5% by weight;
- potassium silicate, 5% by weight;
- monosodium oxydiacetate, 5% by weight;
- ethanol, 5% by weight;
- potassium xylene sulfonate 2% by weight;
- the balance of said formulation being substantially water.
4 more elements
Dependencies are inferred from the claim text.