Ester-based lubricating oils containing polyalkyleneoxide-phosphate esters
Abstract
Abstract A LUBRICATING COMPOSITION COMPRISING A MAJOR PROPORTION OF AN ESTER-BASED LUBRICATING FLUID AND A MINOR AMOUNT OF A PHOSPHATE ESTER OR SLAT THEREOF OF A NONIONIC SURFACE ACTIVE COMPOUND, SAID PHOSPHATE ESTER BEING SELECTED FROM THE GROUP CONSISTING OF MONO-ESTERS, DIESTERS AND MIXTUES THEREOF, SAID NONIONIC SURFACE ACTIVE COMPOUND BEING THE CONDENSATION PRODUCE OF AN ORGANIC HYDROXY COMPOUND OF FROM 8 TO 50 CARBON ATOMS SELECTED FROM THE GROUP CONSISTING OF ALKYL PHENOLS AND ALKANOLS WITH AT LEAST 1 MOLE OF AN ALKYLENE OXIDE HAVING FROM 2 TO 3 CARBON ATOMS, THE NONIONIC SURFACE ACTIVE COMPOUND CONTAINING A MAXIMUM OF ABOUT 50 PERCENT BY WEIGHT OF ALKYLENE OXIDE BASED ON THE WEIGHT OF THE NONIONIC SURFACE ACTIVE COMPOUND.
Inventors
- 👤 William Katzenstein
Bibliographic Details
Claims Analysis
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