Friction modifiers for engine oil composition
US7022653B2 · kind B2 · utility
19Cited by
16References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 10, 2003 |
| Grant date | Apr 4, 2006 |
| Priority date | — |
| Expiry date | Dec 24, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2030/74
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A lubricating oil composition which exhibits improved fuel economy and fuel economy retention which contains a mono-, di- or triester of a tertiary hydroxyl amine and a fatty acid as a friction modifying fuel economy additive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.