Fuel compositions
US9243199B2 · kind B2 · utility
2Cited by
42References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 8, 2013 |
| Grant date | Jan 26, 2016 |
| Priority date | — |
| Expiry date | Mar 8, 2033 |
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 polyamine component (b) includes the moiety R1R2NCHR3CHR4NR5R6 wherein each of R1, R2 R3, R4, R5 and R6 is independently selected from hydrogen, and an optionally substituted alkyl, alkenyl, alkynyl, aryl, alkylaryl or arylalkyl substituent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.