| (19) |
 |
|
(11) |
EP 2 042 584 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
25.01.2012 Bulletin 2012/04 |
| (43) |
Date of publication A2: |
|
01.04.2009 Bulletin 2009/14 |
| (22) |
Date of filing: 21.07.2008 |
|
| (51) |
International Patent Classification (IPC):
|
|
| (84) |
Designated Contracting States: |
|
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL
PT RO SE SI SK TR |
|
Designated Extension States: |
|
AL BA MK RS |
| (30) |
Priority: |
25.09.2007 US 860664
|
| (71) |
Applicant: Afton Chemical Corporation |
|
Richmond, VA 23219 (US) |
|
| (72) |
Inventors: |
|
- Schwab, Scott D.
Richmond, VA 23233 (US)
- Kyaw, Richard W.
Glen Allen, VA 23059 (US)
|
| (74) |
Representative: Schwabe - Sandmair - Marx |
|
Patentanwälte
Stuntzstraße 16
81677 München
81677 München (DE) |
|
| |
|
| (54) |
Diesel fuel additive compositions for prolonged antistatic performance |
(57) An additive composition comprising at least one antistatic agent; and a strong acid,
wherein the at least one antistatic agent and the strong acid are present in the additive
composition in a ratio of from about 1:0.05 to about 1:1 is disclosed. There is also
disclosed a fuel composition comprising a middle distillate fuel and the additive
composition. Methods of making and using the compositions are also disclosed. Further,
methods of improving and/or prolonging the conductivity of a fuel are disclosed.