Composition containing heterocyclic compounds and a method of lubricating an internal combustion engine
US8785357B2 · kind B2 · utility
4Cited by
14References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 14, 2009 |
| Grant date | Jul 22, 2014 |
| Priority date | — |
| Expiry date | Feb 27, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/26
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present Invention relates to the use of a compound in a lubricating composition as an engine oil antiwear and/or extreme pressure agent, wherein the compound is a heterocycle having a hydrocarbyl group containing 6 to 40 carbon atoms, wherein the heterocycle is either (i) a heterocycle compound having a functional group selected from the group consisting of at least one of an ester, an amide, a salt and an acid, or (ii) a pyrimidine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.