Lubricant compositions containing seal conditioning agents
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United States of America Patent
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Jun 1, 2010
Grant Date -
Dec 27, 2007
app pub date -
Aug 9, 2005
filing date -
Aug 18, 2004
priority date (Note) -
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Abstract
Compositions of an ester-containing phenolic antioxidant seal-conditioning agent represented by the formula and a second seal-conditioning agent selected from sulfolanes, benzyl ester, lactones, nitriles, and other ester-containing phenolic anitoxidant seal-conditioning agents, serve to protect the integrity of elastomeric materials in contact with lubricants.
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