(19)

(11)

EP 2 061 656 A2

(12)

(88) Date of publication A3: 19.03.2009 (43) Date of publication: 27.05.2009 Bulletin 2009/22 (21) Application number: 07838101.9 (22) Date of filing: 13.09.2007

(51) International Patent Classification (IPC):  B32B 27/12(2006.01) A61J 1/03(2006.01) B65D 75/32(2006.01) (86) International application number: PCT/US2007/019826 (87) International publication number: WO 2008/033404 (20.03.2008 Gazette 2008/12)

(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 Designated Extension States: AL BA HR MK RS (30) Priority: 14.09.2006 US 520901 (71) Applicant: E.I. DU PONT DE NEMOURS AND COMPANY Wilmington, DE 19898 (US)	(72) Inventor: YOUNG, Patrick, Henry Colonial Heights, VA 23834 (US) (74) Representative: Matthews, Derek Peter  Frank B. Dehn & Co. St Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)