(19)

(11)

EP 2 222 731 A1

(12)

(43) Date of publication: 01.09.2010 Bulletin 2010/35 (21) Application number: 08862861.5 (22) Date of filing: 03.12.2008

(51) International Patent Classification (IPC):  C08F 210/06(2006.01) C08K 5/00(2006.01) (86) International application number: PCT/EP2008/066672 (87) International publication number: WO 2009/077328 (25.06.2009 Gazette 2009/26)

(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 Designated Extension States: AL BA MK RS (30) Priority: 18.12.2007 EP 07150083 20.12.2007 US 8474 (71) Applicant: Basell Poliolefine Italia S.R.L. 20124 Milano (IT)	(72) Inventor: CAVALIERI, Claudio I-44100 Ferrara (IT) (74) Representative: Giberti, Stefano  Basell Poliolefine Italia S.r.l. Intellectual Property P.le Privato Donegani 12 44100 Ferrara 44100 Ferrara (IT)