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(11)

EP 0 980 449 A1

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(43) Date of publication: 23.02.2000 Bulletin 2000/08 (21) Application number: 98918639.0 (22) Date of filing: 20.04.1998

(51) International Patent Classification (IPC)7: D06M 15/277, D06M 15/437, D06M 15/576, D06M 13/425, D06M 15/55, D06M 15/21 (86) International application number: PCT/US9808/211 (87) International publication number: WO 9850/619 (12.11.1998 Gazette 1998/45)

(84) Designated Contracting States: BE DE FR GB NL (30) Priority: 05.05.1997 US 45584 P (71) Applicant: MINNESOTA MINING AND MANUFACTURING COMPANY St. Paul,Minnesota 55133-3427 (US)	(72) Inventors: CLARK, John, C. Saint Paul, MN 55133-3427 (US) NEWLAND, John, C. Saint Paul, MN 55133-3427 (US) KAMRATH, Robert, F. Saint Paul, MN 55133-3427 (US) BURLEIGH, Malcolm, B. Saint Paul, MN 55133-3427 (US) SCHAFFER, Kevin, R. Saint Paul, MN 55133-3427 (US) (74) Representative: VOSSIUS & PARTNER  Siebertstrasse 4 81675 München 81675 München (DE)