(19)

(11)

EP 1 725 474 A1

(12)

(43) Date of publication: 29.11.2006 Bulletin 2006/48 (21) Application number: 05726028.3 (22) Date of filing: 18.03.2005

(51) International Patent Classification (IPC):  B65D 81/26(2006.01) B65D 81/38(2006.01) (86) International application number: PCT/US2005/009504 (87) International publication number: WO 2005/092739 (06.10.2005 Gazette 2005/40)

(84) Designated Contracting States: DE FR GB (30) Priority: 19.03.2004 US 554566 P (71) Applicant: E.I. du Pont de Nemours and Company Wilmington, DE 19898 (US)	(72) Inventors: GRASSEL, William, Harry Delmont, PA 15626 (US) ROBBINS, Bruce Richmond, VA 23226 (US) SMITH, Donald, Robert Gibsonia, PA 15044 (US) SPEER, Robert, James Upper Burrell, PA 15068 (US) (74) Representative: Heinemann, Monica  Abitz & Partner Patentanwälte Poschingerstrasse 6 81679 München 81679 München (DE)