Sunscreen compositions and methods and materials for producing the same
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United States of America Patent
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Mar 25, 2003
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N/A
app pub date -
Mar 5, 2002
filing date -
Mar 5, 2002
priority date (Note) -
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Abstract
A method of preparing a sunscreen including a solvent system and a filter system, the method including the step of controlling the polarity of the solvent system to control the rate of photodecay of the filter system, as well as sunscreen compositions and compounds for producing sunscreen compositions, are disclosed.
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