ENHANCED EFFICIENCY OF SUNSCREEN COMPOSITIONS
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United States of America Patent
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app pub date -
Dec 1, 2009
filing date -
Apr 27, 2009
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Abandoned
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Abstract
Compositions comprising UV blocking agents, a film forming polymer containing acid groups and a neutralizing agent; compositions and methods for increasing the SPF of a composition by neutralizing at least a portion of the acid groups of the film forming agent with the neutralizing agent.
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