Tartaric acid derivatives as fuel economy improvers and antiwear agents in crankcase oils and preparations thereof
US8148307B2 · kind B2 · utility
0Cited by
21References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 17, 2010 |
| Grant date | Apr 3, 2012 |
| Priority date | — |
| Expiry date | May 17, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2060/14
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Formulations using tartaric compounds of the present invention in a low sulfur, low ash and low phosphorous lubricant lower wear, and friction and improves fuel economy.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.