AQUEOUS POLYURETHANE DISPERSION IN THE TREATMENT OF ACNE
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United States of America Patent
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Mar 19, 2015
app pub date -
Mar 6, 2013
filing date -
Mar 9, 2012
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Abstract
The present invention describes a surprising effect of an aqueous polyurethane dispersion on the efficacy of active ingredients in the anti-acne treatment. The aqueous polyurethane dispersion was able to reduce irritation and substantially enhance efficacy of the salicylic acid and/or salicylic acid derivative in the topical anti-acne serum.
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