Additives and fuel oil compositions
US6280488A · kind A · utility
2Cited by
20References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 7, 1999 |
| Grant date | Aug 28, 2001 |
| Priority date | — |
| Expiry date | Jan 7, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L1/2387
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An additive composition comprising: PA1 (a) an ashless dispersant comprising an acylated nitrogen compound; and PA1 (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 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.