EFFERVESCENT SUNSCREEN COMPOSITION
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United States of America Patent
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Issued Date -
May 4, 2017
app pub date -
Sep 14, 2016
filing date -
Oct 30, 2015
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Abstract
An effervescent composition is provided which contains a phase-stable oil-in-water emulsion comprising a discontinuous oil phase homogenously distributed within continuous water phase, wherein the discontinuous oil phase comprises a UV-absorbing compound; and from about 20% to about 30% by weight of the composition of a combination of at least two propellants selected from the group consisting of dimethyl ether, a hydrocarbon, or mixtures thereof, and 1, 1-difluoroethane, where the composition includes from about 8% to about 15% by weight of each propellant in the propellant combination, and where the composition provides a phase-stable, effervescent foam when discharged from a pressurized aerosol container.
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