Method of improving the compatibility of an overbased detergent with other additives in a lubricating oil composition
US7691796B2 · kind B2 · utility
1Cited by
3References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 10, 2006 |
| Grant date | Apr 6, 2010 |
| Priority date | — |
| Expiry date | Oct 23, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2060/10
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method of improving the compatibility of an overbased detergent with other additives in a lubricating oil composition. The method includes the step of adding an oil-soluble, hydrocarbyl sulphonic acid to the detergent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.