Antioxidants for polyamides
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United States of America Patent
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Feb 26, 2008
Grant Date -
Sep 30, 2004
app pub date -
Jul 11, 2002
filing date -
Jul 14, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention relates to an antioxidant for polyamides containing a sterically hindered phenol of formula (I) as a single primary antioxidant, wherein n is a mixture of whole numbers from 1-5. The invention also relates to compositions containing a polyamide and a compound of formula (I) as a single primary antioxidant.
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