Dosimeter for sun radiation for use with sunscreen lotion
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United States of America Patent
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N/A
Issued Date -
Jun 10, 2004
app pub date -
Oct 29, 2003
filing date -
Dec 9, 1999
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Disposable dosimeter for sun radiation comprising polymeric matrix with distributed therein at least one active chemical compound capable to change its original color to a new color due to a reversible photo-chemical reaction induced upon exposing the dosimeter to UV radiation. The transparency of the matrix is sufficient to enable easy visual detection of the change of the original color to the new color. The matrix is provided with porous structure suitable for absorbing thereinto of a sunscreen loti n when it is applied to the dosimeter.
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