(19)

(11)

EP 0 831 996 A1

(12)

(43) Date of publication: 01.04.1998 Bulletin 1998/14 (21) Application number: 96909186.0 (22) Date of filing: 04.04.1996

(51) International Patent Classification (IPC):  B32B 27/ 10( . ) B65D 65/ 46( . ) D21H 19/ 82( . ) D21H 19/ 34( . ) B32B 29/ 06( . ) C08L 101/ 16( . ) D21H 19/ 30( . ) (86) International application number: PCT/FI1996/000184 (87) International publication number: WO 1996/031303 (10.10.1996 Gazette 1996/45)

(84) Designated Contracting States: DE FR GB SE (30) Priority: 06.04.1995 FI 19950001637 (71) Applicant: UPM-Kymmene Oyj 37601 Valkeakoski (FI)	(72) Inventors: KARHUKETO, Hannu FIN-37630 Valkeakoski (FI) KUUSIPALO, Jurkka FIN-33540 Tampere (FI) MONTADOR, James, Henry Cleveland TS23 3SU (GB) (74) Representative: Hakola, Unto Tapani, et al  Tampereen Patenttitoimisto Oy, Hermiankatu 6 33720 Tampere 33720 Tampere (FI)