(19)

(11)

EP 1 354 023 A2

(12)

(88) Date of publication A3: 19.09.2002 (43) Date of publication: 22.10.2003 Bulletin 2003/43 (21) Application number: 02715390.7 (22) Date of filing: 02.01.2002

(51) International Patent Classification (IPC)7: C10M 169/04 (86) International application number: PCT/EP0200/041 (87) International publication number: WO 0205/3687 (11.07.2002 Gazette 2002/28)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 04.01.2001 JP 2001000093 01.03.2001 JP 2001057423 (71) Applicant: SHELL INTERNATIONALE RESEARCHMAATSCHAPPIJ B.V. 2596 HR Den Haag (NL)	(72) Inventor: BABA, Yoshiharu Aiko-gun,Kanagawa 243-0303 (JP)