Fuel compositions
US8715375B2 · kind B2 · utility
2Cited by
7References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 25, 2008 |
| Grant date | May 6, 2014 |
| Priority date | — |
| Expiry date | Jun 13, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L1/2383
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A diesel fuel composition comprising a performance enhancing additive, wherein the performance enhancing additive is the product of a Mannich reaction between: (a) an aldehyde; (b) a polyamine; and (c) an optionally substituted phenol; wherein the molar ratio of component (c) to component (b) in the reaction mixture used to prepare the performance enhancing additive is at least 1.5:1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.