(19)

(11)

EP 0 502 141 A1

(12)

(43) Date of publication: 09.09.1992 Bulletin 1992/37 (21) Application number: 91915446.0 (22) Date of filing: 28.08.1991

(51) International Patent Classification (IPC):  B41M 5/ 52( . ) B41M 5/ 00( . ) D21H 19/ 46( . ) (86) International application number: PCT/US1991/006160 (87) International publication number: WO 1992/003288 (05.03.1992 Gazette 1992/06)

(84) Designated Contracting States: DE FR GB (30) Priority: 28.08.1990 US 19900574208 (71) Applicant: BASF CORPORATION Parsippany, NJ 07054 (US)	(72) Inventors: SPITZER, Jan, J. Sarnia, Ontario N7S 5P3 (CA) HOBBS, Donald, G. Sarnia, Ontario N7V 3C1 (CA) (74) Representative: Laufhütte, Dieter, Dr.-Ing., et al  Lorenz-Seidler-Gossel Widenmayerstrasse 23 D-80538 München D-80538 München (DE)