(19)

(11)

EP 1 115 815 A1

(12)

(43) Date of publication: 18.07.2001 Bulletin 2001/29 (21) Application number: 98917105.3 (22) Date of filing: 23.03.1998

(51) International Patent Classification (IPC)7: C10M 141/10 // (C10M141/10, 133:56, 137:10),(C10N30/06, 40:25) (86) International application number: PCT/EP9801/899 (87) International publication number: WO 9844/079 (08.10.1998 Gazette 1998/40)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 27.03.1997 GB 9706468 (71) Applicant: Infineum USA L.P. Linden, New Jersey 07036 (US)	(72) Inventors: CRAIG, John, William, Thomas WantageOxfordshire 0X12 0HN (GB) DOWLING, Michael StreatleyBerkshire RG8 9LH (GB) (74) Representative: Mansell, Keith Rodney et al Infineum UK Ltd,Law Department,Milton Hill,PO Box 1 Abingdon, Oxfordshire OX13 6BB Abingdon, Oxfordshire OX13 6BB (GB)