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(11)

EP 1 453 670 A1

(12)

(43) Date of publication: 08.09.2004 Bulletin 2004/37 (21) Application number: 02778648.2 (22) Date of filing: 28.10.2002

(51) International Patent Classification (IPC)7: B32B 15/08, B05D 7/14 (86) International application number: PCT/US2002/034412 (87) International publication number: WO 2003/047851 (12.06.2003 Gazette 2003/24)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 04.12.2001 JP 2001370376 (71) Applicant: 3M Innovative Properties Company St. Paul, MN 55133-3427 (US)	(72) Inventor: IMAI, Koji Kanagawa 26-0024 (JP) (74) Representative: Meyers, Hans-Wilhelm, Dr.Dipl.-Chem. et al Patentanwältevon Kreisler-Selting-WernerPostfach 10 22 41 50462 Köln 50462 Köln (DE)