Lubricating composition containing an antiwear agent
US9738849B2 · kind B2 · utility
0Cited by
4References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 24, 2016 |
| Grant date | Aug 22, 2017 |
| Priority date | — |
| Expiry date | Feb 24, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/25
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention provides a lubricating composition containing (a) an oil of lubricating viscosity, (b) a phosphite having at least one hydrocarbyl group that has 4 or more carbon atoms, and (c) a compound derived from a hydroxy-carboxylic acid. The invention further relates to the use of the lubricating composition in an internal combustion engine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.