(19)

(11)

EP 1 963 107 A1

(12)

(43) Date of publication: 03.09.2008 Bulletin 2008/36 (21) Application number: 06845319.0 (22) Date of filing: 13.12.2006

(51) International Patent Classification (IPC):  B42F 7/02(2006.01) B42F 7/00(2006.01) (86) International application number: PCT/US2006/047464 (87) International publication number: WO 2007/078751 (12.07.2007 Gazette 2007/28)

(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 NL PL PT RO SE SI SK TR (30) Priority: 19.12.2005 US 275205 07.04.2006 US 279017 (71) Applicant: 3M Innovative Properties Company St. Paul MN 55133-3427 (US)

(72) Inventors: TROTTER, Byron, E. Saint Paul, Minnesota 55133-3427 (US) HANLEY, Kenneth, J. Saint Paul, Minnesota 55133-3427 (US) OZDEGER, Donavan Eser Saint Paul, Minnesota 55133-3427 (US) EVANS, Dwight, L. Saint Paul, Minnesota 55133-3427 (US) BENJAMIN, Sharon, R. Saint Paul, Minnesota 55133-3427 (US) NEWBOULD, Peter J. Saint Paul, Minnesota 55133-3427 (US) BABIC, Ivana Saint Paul, Minnesota 55133-3427 (US) LOVE, Lisa L. Saint Paul, Minnesota 55133-3427 (US) (74) Representative: Voortmans, Gilbert J.L.  3M Europe S.A., Hermeslaan 7 1831 Diegem 1831 Diegem (BE)