Lubricating compositions for motor vehicles
US10202561B2 · kind B2 · utility
0Cited by
3References
15Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jul 30, 2015 |
| Grant date | Feb 12, 2019 |
| Priority date | — |
| Expiry date | Jul 30, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2070/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed are lubricating compositions and base oils for motor vehicles, specifically for engines, gearboxes, or vehicle axle assemblies. The lubricating composition contains an oil-soluble polymer that is a specific polyalkyl glycol or a specific polyalkylene glycol (PAG). Also described is use of the lubricating composition for reducing fuel consumption in a vehicle provided with an engine, an axle assembly, or a gearbox that are lubricated using the lubricating composition or the specific PAG.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.