(19)

(11)

EP 2 092 046 A1

(12)

(43) Date of publication: 26.08.2009 Bulletin 2009/35 (21) Application number: 08701644.0 (22) Date of filing: 23.01.2008

(51) International Patent Classification (IPC):  C10M 141/08(2006.01) C10M 161/00(2006.01) C10M 141/10(2006.01) C10M 169/04(2006.01) (86) International application number: PCT/EP2008/050763 (87) International publication number: WO 2008/090179 (31.07.2008 Gazette 2008/31)

(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 (30) Priority: 23.01.2007 JP 2007012784 (71) Applicant: Showa Shell Sekiyu K. K. Minato-ku Tokyo 135-8074 (JP)	(72) Inventors: BABA, Yoshiharu Tokyo 135-8074 (JP) IKAI, Toru Tokyo 135-8074 (JP) (74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät  Leopoldstrasse 4 80802 München 80802 München (DE)