(19)

(11)

EP 0 698 007 A1

(12)

(43) Date of publication: 28.02.1996 Bulletin 1996/09 (21) Application number: 94918321.0 (22) Date of filing: 13.05.1994

(51) International Patent Classification (IPC):  C07B 61/ 00( . ) C07C 53/ 126( . ) C08K 5/ 00( . ) C08K 5/ 098( . ) C07C 51/ 41( . ) C07C 53/ 128( . ) C08K 5/ 09( . ) C08L 27/ 06( . ) (86) International application number: PCT/EP1994/001566 (87) International publication number: WO 1994/026686 (24.11.1994 Gazette 1994/26)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 14.05.1993 GB 19930009946 (71) Applicant: EXXON CHEMICAL PATENTS INC. Linden, New Jersey 07036-0710 (US)	(72) Inventors: REYNIERS, Sylvian, Leontina, Edmond B-1880 Kapelle-op-den-Bos (BE) FABRE, Jean, Claude F-7800 Versailles (FR) (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)