Patents

P&G Patents Auto Dish Detergent, Fabric Enhancer

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By: TOM BRANNA

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 US Patent No. 10,301,578 B2 (Nathalie Sophie Letzelter, Rachel Elizabeth Martin); Procter & Gamble has patented a method of cleaning soiled dishes in a dishwasher. It entails subjecting the load to a wash liquor comprising at least 900ppm of an aminocarboxylated complexing agent. The liquor, which is free of phosphate, dispersant polymer, sulfonated polymer and carboxylated polymers, is comprised of a crystal growth inhibitor, wherein the complexing agent is selected from the group consist...

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