(19)

(11)

EP 0 650 414 A1

(12)

(43) Date of publication: 03.05.1995 Bulletin 1995/18 (21) Application number: 93917074.0 (22) Date of filing: 09.07.1993

(51) International Patent Classification (IPC):  B60C 1/ 00( . ) C08L 9/ 00( . ) C08L 23/ 28( . ) C08L 7/ 00( . ) C08L 21/ 00( . ) (86) International application number: PCT/US1993/006488 (87) International publication number: WO 1994/001295 (20.01.1994 Gazette 1994/03)

(84) Designated Contracting States: BE DE ES FR GB IT NL (30) Priority: 14.07.1992 US 19920913262 (71) Applicant: EXXON CHEMICAL PATENTS INC. Baytown, TX 77520-2149 (US)	(72) Inventors: GURSKY, Leonard, Jack East Brunswick, NJ 08816 (US) FUSCO, James, Vincent Red Bank, NJ 07701 (US) FLOWERS, Douglas, Dale Woodbridge, NJ 07095 (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)