Polyalkylene glycol-based lubricant composition
US10982169B2 · kind B2 · utility
2Cited by
3References
11Claims
0Family size
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Key dates
| Filing date | Mar 15, 2017 |
| Grant date | Apr 20, 2021 |
| Priority date | — |
| Expiry date | Mar 15, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/25
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A lubricant composition includes: an oil selected from among polyalkylene glycols (PAG); and a nitrogen compound selected from among amine phosphates or amine tungstates. The lubricant composition is particularly suitable for lubricating a vehicle engine, preferably a motor vehicle engine. Also disclosed is an engine lubrication method utilizing such composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.