(19)

(11)

EP 0 644 911 A1

(12)

(43) Date of publication: 29.03.1995 Bulletin 1995/13 (21) Application number: 93914343.0 (22) Date of filing: 04.06.1993

(51) International Patent Classification (IPC):  B32B 27/ 32( . ) C08J 7/ 12( . ) (86) International application number: PCT/US1993/005273 (87) International publication number: WO 1993/024559 (09.12.1993 Gazette 1993/29)

(84) Designated Contracting States: BE DE ES FR GB IT NL SE (30) Priority: 04.06.1992 US 19920893282 07.05.1993 US 19930059057 (71) Applicant: EXXON CHEMICAL PATENTS INC. Baytown, TX 77520-2149 (US)	(72) Inventor: BRANT, Patrick Seabrook, TX 77586 (US) (74) Representative: Bawden, Peter Charles, et al  EXXON CHEMICAL LIMITED Exxon Chemical Technology Centre PO Box 1 Abingdon Oxfordshire OX13 6BB Abingdon Oxfordshire OX13 6BB (GB)