Lubricating composition containing a salt of a carboxylic acid
US9631159B2 · kind B2 · utility
1Cited by
11References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 15, 2015 |
| Grant date | Apr 25, 2017 |
| Priority date | — |
| Expiry date | Dec 15, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/25
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention provides a lubricating composition containing an oil of lubricating viscosity and an amine or ammonia salt of a carboxylic acid compound where said carboxylic acid is characterized in that it is functionalized with a hydroxy-substituted aromatic moiety. The invention further relates to methods of lubricating an internal combustion engine by supplying the described lubricating composition to the internal combustion engine. The invention further relates to the use of the salt of the carboxylic acid compound as an antiwear agent or an antioxidant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.