Tire having enhanced ozone resistance
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United States of America Patent
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Dec 11, 2012
Grant Date -
Dec 23, 2010
app pub date -
Mar 31, 2008
filing date -
Mar 31, 2008
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Abstract
The present invention includes rubber compositions, rubber articles and tires formulated to prevent ozone attack. A particular embodiment of the present invention includes a tire comprising a rubber structure, the rubber structure comprising an essentially unsaturated rubber elastomer, between 0.1 and 0.45 phr (parts by weight per hundred parts by weight of the rubber elastomer) of a particular compound 2,4,6-Tris-(N-1,4-dimethylpentyl-p-phenylenediamino)-1,3,5-triazine and between 0.5 and 2 phr of a phenolic resin.
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