(19)

(11)

EP 1 974 080 A2

(12)

(88) Date of publication A3: 16.08.2007 (43) Date of publication: 01.10.2008 Bulletin 2008/40 (21) Application number: 06848622.4 (22) Date of filing: 14.12.2006

(51) International Patent Classification (IPC):  D06C 3/00(2006.01) (86) International application number: PCT/US2006/047670 (87) International publication number: WO 2007/070624 (21.06.2007 Gazette 2007/25)

(84) Designated Contracting States: DE FR GB (30) Priority: 15.12.2005 US 751070 P (71) Applicant: E.I. DU PONT DE NEMOURS AND COMPANY Wilmington, DE 19898 (US)	(72) Inventors: BENIM, Thomas, Edward Goodlettsville, Tennessee 37072 (US) TSAI, De-Sheng Hendersonville, TN 37075 (US) (74) Representative: Matthews, Derek Peter et al Frank B. Dehn & Co. St Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)