| (19) |
 |
|
(11) |
EP 1 357 169 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
02.03.2005 Bulletin 2005/09 |
| (43) |
Date of publication A2: |
|
29.10.2003 Bulletin 2003/44 |
| (22) |
Date of filing: 17.03.2003 |
|
|
| (84) |
Designated Contracting States: |
|
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR |
|
Designated Extension States: |
|
AL LT LV MK |
| (30) |
Priority: |
16.04.2002 EP 02252680
04.07.2002 GB 0215418
|
| (71) |
Applicant: Infineum International Limited |
|
Abingdon, Oxfordshire OX13 6BB (GB) |
|
| (72) |
Inventors: |
|
- Tack, Robert Dryden
Abingdon, Oxfordshire OX14 1XB (GB)
- Jackson, Graham
Reading, Berkshire RG4 7NE (GB)
- Armitage, Philip
Newbury, Berkshire RG14 1PZ (GB)
|
| (74) |
Representative: Lewis, Pauline Therese et al |
|
Infineum UK Limited, P.O. Box 1, Milton Hill
Abingdon, Oxfordshire OX13 6BB
Abingdon, Oxfordshire OX13 6BB (GB) |
|
| |
|
| (54) |
Jet fuel compositions |
(57) Jet fuel compositions having good low temperature operability. The jet fuel compositions
comprise a jet fuel and at least one of the following additives:
- (i) a copolymer of ethylene and at least one unsaturated ester selected from: vinyl
esters having at least 5 carbon atoms, alkyl (meth)acrylates, di-alkyl fumarates and
di-alkyl maleates;
- (ii) a copolymer of ethylene and alkene;
- (iii) a copolymer of ethylene and less than 15 mole percent of vinyl acetate;
- (iv) a nucleator;
- (v) a wax;
- (vi) a substantially branched alkyl phenol formaldehyde condensate;
- (vii) a comb polymer; and
- (viii) a polar nitrogen compound.