Method of removing hydroperoxides from lubricating oils using so

Details Method of removing hydroperoxides from lubricating oils using so Method of removing hydroperoxides from lubricating oils using so

1992-03-05

1993-05-11

Morris, Theodore

Mineral oils: processes and products

Refining

Purifying used oil

208181, 208182, C10M17502

Patent

active

052098397

ABSTRACT:
NaOH can be used to remove hydroperoxides from a lubricating oil provided the oil contains a metal thiophosphate. This extends the useful life of the oil and the equipment being lubricated. In a preferred embodiment, the NaOH is immobilized within the lubrication system of an internal combustion engine.

REFERENCES:
patent: 4997546 (1991-03-01), Shaub et al.
Habeeb, J. J. and Stover, W. H., "The Role of Hydroperoxides in Engine Wear and the Effect of Zinc Dialkyldithio Phosphates", Asle Transactions, vol. 30, 4, pp. 419-426, 1987.

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