Reduction of discoloration in plastic materials
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United States of America Patent
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Apr 22, 1997
Grant Date -
N/A
app pub date -
Jun 7, 1995
filing date -
Jun 7, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for reducing discoloration in a discolored plastic material which has been subjected to sterilization by gamma radiation which includes exposing the plastic material to light having a wavelength within the range of 200 to 600 nm for a time sufficient to restore the original clarity. A sterilized pack for a medical device including plastic material in which the clarity has been restored by the method is also included.
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