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US 2024/0110122 A1Published application
Lubricant containing polyphosphate additives
AssigneeChevron Oronite Company LLC
InventorsKenneth D. NELSON, Jonathan A. MOORE
Life of this patent
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Abstract
A lubricating oil composition is described. The composition includes a major amount of a base oil of lubricating viscosity and a polyphosphate-based dispersion. The dispersion includes an ammonium polyphosphate and a dispersing agent.
Claims18
A lubricating oil composition comprising:
- a major amount of a base oil of lubricating viscosity;
- and
- a polyphosphate-based dispersion comprising an ammonium polyphosphate and a dispersing agent.
A lubricating oil composition comprising:
- a major amount of a base oil of lubricating viscosity;
- an ammonium polyphosphate;
- and
- a dispersing agent.
1 more element
A method of operating an internal combustion engine, the method comprising:
- lubricating the engine with a lubricating oil comprising:
- a major amount of a base oil of lubricating viscosity;
- an ammonium polyphosphate;
- and
- a dispersing agent.
2 more elements
Dependencies are inferred from the claim text.