(19)

(11)

EP 0 932 718 A1

(12)

(43) Date of publication: 04.08.1999 Bulletin 1999/31 (21) Application number: 97912735.0 (22) Date of filing: 17.10.1997

(51) International Patent Classification (IPC):  D03D 25/ 00( . ) D04H 3/ 05( . ) B63H 9/ 06( . ) D04H 3/ 04( . ) D04H 3/ 07( . ) (86) International application number: PCT/US1997/018641 (87) International publication number: WO 1998/017852 (30.04.1998 Gazette 1998/17)

(84) Designated Contracting States: DE FR GB IT NL (30) Priority: 18.10.1996 US 19960028696P (71) Applicant: E.I. DU PONT DE NEMOURS AND COMPANY Wilmington Delaware 19898 (US)

(72) Inventors: POPPER, Peter Wilmington, DE 19810 (US) WALKER, William, Charles Wilmington, DE 19802 (US) TAM, Albert, S. Hockessin, DE 19707 (US) YNGVE, Paul, Wesley Chapin, SC 29036 (US) ODLE, James, K. Newark, DE 19711 (US) THOMPSON, George, Yeaman, Jr. Oxford, PA 19363 (US) (74) Representative: Jones, Alan John, et al  CARPMAELS & RANSFORD 43 Bloomsbury Square London, WC1A 2RA London, WC1A 2RA (GB)