(19)

(11)

EP 0 563 057 A1

(12)

(43) Date of publication: 06.10.1993 Bulletin 1993/40 (21) Application number: 91919960.0 (22) Date of filing: 21.10.1991

(51) International Patent Classification (IPC):  C09J 4/ 00( . ) C09J 7/ 02( . ) C09J 4/ 02( . ) (86) International application number: PCT/US1991/007779 (87) International publication number: WO 1992/011332 (09.07.1992 Gazette 1992/17)

(84) Designated Contracting States: BE CH DE ES FR GB IT LI SE (30) Priority: 20.12.1990 US 19900632116 (71) Applicant: MINNESOTA MINING AND MANUFACTURING COMPANY St. Paul, Minnesota 55133-3427 (US)	(72) Inventors: KRECKEL, Karl, W. D-5657 Haan (DE) KARIM, Naimul D-4044 Kaarst 1 (DE) (74) Representative: Baillie, Iain Cameron  c/o Ladas & Parry Altheimer Eck 2 D-80331 München D-80331 München (DE)