Patents

Three-Layered Hair Composition Patented by Estée Lauder

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By: TOM BRANNA

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US Patent No. 9,393,183 B2; ELC Management has patented a cosmetic composition that has three liquid layers. The top layer comprises at least 50% of one or more liquid base oils; the middle layer comprises one or more liquid, linear silicones; and the bottom layer comprises at least 50% of one or more liquid polyols. The layers are separated by an interface. The composition comprises no more than 1% of salts and no more than 1% of mineral oil by weight....

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