(19)

(11)

EP 0 907 673 A1

(12)

(43) Date of publication: 14.04.1999 Bulletin 1999/15 (21) Application number: 97918640.0 (22) Date of filing: 07.04.1997

(51) International Patent Classification (IPC):  C08L 75/ 04( . ) C08G 18/ 08( . ) C08G 18/ 78( . ) C09D 175/ 00( . ) C08F 8/ 30( . ) C08G 18/ 75( . ) C08G 18/ 79( . ) C09D 175/ 04( . ) (86) International application number: PCT/US1997/006251 (87) International publication number: WO 1997/045475 (04.12.1997 Gazette 1997/52)

(84) Designated Contracting States: BE DE ES FR GB IT NL (30) Priority: 30.05.1996 US 19960656939 (71) Applicant: ARCO Chemical Technology, L.P. Greenville, Delaware 19807 (US)	(72) Inventors: BLACKWELL, Ronald Honey Brook, PA 19344 (US) CHEN, Augustin, T. Cheshire, CT 06410 (US) O'CONNOR, James, M. Branford, CT 06405 (US) (74) Representative: Smaggasgale, Gillian Helen, et al  Mathys & Squire, 100 Gray's Inn Road London WC1X 8AL London WC1X 8AL (GB)