Wet Friction Clutch - Lubricant Systems Providing High Dynamic Coefficients of Friction Through the Use of Sodium Detergents
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United States of America Patent
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Issued Date -
Dec 27, 2012
app pub date -
Feb 19, 2010
filing date -
Feb 19, 2010
priority date (Note) -
Abandoned
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Abstract
A wet friction clutch-lubricant system wherein a wet friction clutch having a cellulose-based friction lining, or a device including such a clutch, is lubricated with a lubricant composition a major amount of oil of lubricating viscosity and minor effective amounts of performance enhancing additives including (a) one or more ashless dispersant; (b) one or more organic phosphorus compound and (c) one or more sodium salt of an organic acid; and optionally, (d) an auxiliary friction modifier.
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