(19)

(11)

EP 0 698 061 A1

(12)

(43) Date of publication: 28.02.1996 Bulletin 1996/09 (21) Application number: 95910305.0 (22) Date of filing: 17.02.1995

(51) International Patent Classification (IPC):  B32B 27/ 18( . ) B32B 37/ 00( . ) C08L 67/ 06( . ) B32B 27/ 36( . ) C08F 283/ 01( . ) (86) International application number: PCT/US1995/002101 (87) International publication number: WO 1995/023828 (08.09.1995 Gazette 1995/38)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL (30) Priority: 03.03.1994 US 19940205222 03.03.1994 US 19940205233 08.04.1994 US 19940225107 (71) Applicant: Aristech Chemical Corporation Pittsburgh, PA 15230-0250 (US)	(72) Inventors: SMEAL, Thomas, W. Delmont, PA 15626 (US) BROWNELL, George, L. Pittsburgh, PA 15228 (US) (74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät  Maximilianstrasse 58 D-80538 München D-80538 München (DE)