(19)

(11)

EP 2 429 915 A2

(12)

(88) Date of publication A3: 20.01.2011 (43) Date of publication: 21.03.2012 Bulletin 2012/12 (21) Application number: 10769100.8 (22) Date of filing: 11.05.2010

(51) International Patent Classification (IPC):  B65D 30/08(2006.01) B32B 5/26(2006.01) D04H 3/16(2006.01) B32B 27/02(2006.01) B32B 27/12(2006.01) D01F 6/04(2006.01) B32B 7/02(2006.01) B32B 5/02(2006.01) D01D 5/11(2006.01) B32B 27/32(2006.01) B32B 27/08(2006.01) (86) International application number: PCT/US2010/034291 (87) International publication number: WO 2010/132387 (18.11.2010 Gazette 2010/46)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 13.05.2009 US 177767 P (71) Applicant: E.I. Du Pont De Nemours And Company Wilmington, Delaware 19898 (US)	(72) Inventor: MARIN, Robert, Anthony Midlothian VA 23114 (US) (74) Representative: Heinemann, Monica  Abitz & Partner Patentanwälte Hörselbergstrasse 5 81677 München 81677 München (DE)