Synergistic antioxidant combinations for lubricating oils

Details Synergistic antioxidant combinations for lubricating oils Synergistic antioxidant combinations for lubricating oils

1994-12-05

1997-01-21

Willis, Jr., Prince

Solid anti-friction devices, materials therefor, lubricant or se

Lubricants or separants for moving solid surfaces and...

Organic phosphorus compound, wherein the phosphorus is...

508569, 508577, C10M13522

Patent

active

055959636

ABSTRACT:
This invention provides synergistic combinations of dithioketals with hindered phenols, phosphite esters, or mixtures thereof. These combinations are useful antioxidants in lubricating oils.

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Kirk-Othmer Encyclopedia of Chemical Technology, 4th edition, John Wiley & Sons, 1992, excerpts from pp. 431, 433, 426, and 432 month unknown.

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