Additives and fuel oil compositions
US5958089A · kind A · utility
6Cited by
9References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 17, 1997 |
| Grant date | Sep 28, 1999 |
| Priority date | — |
| Expiry date | Sep 17, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L1/2387
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An additive composition comprising: (a) an ashless dispersant comprising an acylated nitrogen compound; and (b) a carboxylic acid, or an ester of the carboxylic acid and an alcohol wherein the acid has from 2 to 50 carbon atoms and the alcohol has one or more carbon atoms, which provides an improvement in the lubricity of fuel oils and exhibits improved solubility in the fuel oil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.