(19)

(11)

EP 1 274 782 A2

(12)

(88) Date of publication A3: 04.07.2002 (43) Date of publication: 15.01.2003 Bulletin 2003/03 (21) Application number: 01922709.9 (22) Date of filing: 27.03.2001

(51) International Patent Classification (IPC)7: C08K 5/20 (86) International application number: PCT/US0109/704 (87) International publication number: WO 0107/2886 (04.10.2001 Gazette 2001/40)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR (30) Priority: 27.03.2000 US 192272 P (71) Applicant: E.I. DU PONT DE NEMOURS & COMPANY INCORPORATED Wilmington,Delaware 19898 (US)	(72) Inventors: HALL, Graham H. Stokesley,Cleveland TS9 5EH (GB) JENKINS, Steven D. Cleveland TS9 5PN (GB) NEAL, Michael A. Middlesbrough TS7 8HG (GB) SIDDIQUI, Junaid A. Richmond, VA 23237 (US) (74) Representative: Jones, Alan John et al CARPMAELS & RANSFORD43 Bloomsbury Square London, WC1A 2RA London, WC1A 2RA (GB)