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(11)

EP 2 109 657 A1

(12)

(43) Date of publication: 21.10.2009 Bulletin 2009/43 (21) Application number: 08708758.1 (22) Date of filing: 06.02.2008

(51) International Patent Classification (IPC):  C10M 141/00(2006.01) C10M 141/06(2006.01) C10N 30/06(2006.01) C10M 141/02(2006.01) C10M 169/04(2006.01) C10N 30/12(2006.01) (86) International application number: PCT/EP2008/051470 (87) International publication number: WO 2008/095966 (14.08.2008 Gazette 2008/33)

(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: 07.02.2007 JP 2007028161 (71) Applicant: Showa Shell Sekiyu K. K. Minato-ku Tokyo 135-8074 (JP)	(72) Inventors: NAGAKARI, Mitsuhiro Minato-ku Tokyo 135-8074 (JP) KANEKO, Hiroshi Minato-ku Tokyo 135-8074 (JP) BABA, Yoshiharu Minato-ku Tokyo 135-8074 (JP) (74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät  Leopoldstrasse 4 80802 München 80802 München (DE)