(19)

(11)

EP 2 087 086 A1

(12)

(43) Date of publication: 12.08.2009 Bulletin 2009/33 (21) Application number: 07822873.1 (22) Date of filing: 29.11.2007

(51) International Patent Classification (IPC):  C10M 169/06(2006.01) C10N 10/10(2006.01) C10N 50/10(2006.01) (86) International application number: PCT/EP2007/062988 (87) International publication number: WO 2008/065158 (05.06.2008 Gazette 2008/23)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 01.12.2006 JP 2006326098 (71) Applicant: Showa Shell Sekiyu K. K. Tokyo 135 (JP)	(72) Inventors: KATO, Tetsuya Tokyo 135-8074 (JP) NUMAZAWA, Koichi Tokyo 135-8074 (JP) OZAKI, Takahiro Tokyo 135-8074 (JP) (74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät  Leopoldstrasse 4 80802 München 80802 München (DE)