Back to results
US 10,774,284 B2Granted
Grease and methods of making the same
AssigneeAfton Chemical Corporation
InventorsAnand Karve, Vishal Nandurkar
Life of this patent
Estimating the term…
Abstract
The present disclosure relates to a high performance calcium sulfonate greases with enhanced performance benefits and methods for making the same.
Claims38
A complex grease comprising:
- a. preformed calcium acetate from about 0.25 wt % to about 5 wt %;
- b. an overbased calcium sulphonate detergent from about 10 wt % to about 30 wt %;
- c. an oil of lubricating viscosity;
- and
- d. one or more converting agents comprising 2-ethoxy ethanol.
2 more elements
A method for preparing a calcium sulfonate grease comprising the steps of:
- a) providing preformed calcium acetate dissolved in water in a vessel;
- b) providing an oil of lubricating viscosity to the dissolved preformed calcium acetate in water in the vessel from step a),
- c) heating the oil and preformed calcium acetate mixture of step b);
- and
- d) providing an overbased calcium sulfonate detergent to the oil and preformed calcium acetate mixture in the vessel from step c).
2 more elements
Dependencies are inferred from the claim text.