Composition and Method for Indicating a Certain UV Radiation Dose
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United States of America Patent
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Issued Date -
Oct 23, 2008
app pub date -
Mar 31, 2008
filing date -
Apr 18, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method for indicating a certain UV radiation dose, using a mixture of substances, containing a substance of defined UV photoactivity, a redox dye and a substance acting as a sacrificial electron donor, exposing the mixture to UV radiation and detecting a defined color change when a certain UV radiation dose is reached.
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