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JJ Patents Vanillin Polymers For Darkening the Skin

J&J Patents Vanillin Polymers For Darkening the Skin

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By: TOM BRANNA

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J&J Patents Vanillin Polymers For Darkening the Skin • U.S. Patent No. 7,935,331 B2; Johnson & Johnson Consumer Companies, Inc., Skillman, NJ, has patented a method of darkening the skin. The method entails applying a polymer to the skin that is comprised of monomers selected from vanillin monomers, o-vanillin monomers and mixtures thereof and monomers selected from 3-aminotyrosine, dihydroxy acetone, aloin, emodin, alizarin, tyrosine, dihydroxyphenylalanine, 4,5-dihydroxynaphthalen...

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