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EP 1 628 824 A2

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(88) Date of publication A3: 09.09.2005 (43) Date of publication: 01.03.2006 Bulletin 2006/09 (21) Application number: 04751284.3 (22) Date of filing: 04.05.2004

(51) International Patent Classification (IPC):  B32B 5/02(1968.09) B32B 27/12(1968.09) B27N 9/00(1985.01) B32B 27/04(1968.09) D03D 15/00(1968.09) D02G 3/02(1968.09) (86) International application number: PCT/US2004/013830 (87) International publication number: WO 2004/106606 (09.12.2004 Gazette 2004/50)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR Designated Extension States: AL HR LT LV MK (30) Priority: 23.05.2003 US 444625 (71) Applicant: Celanese Advanced Materials, Inc. Charlotte, NC 28210 (US)	(72) Inventors: PERRY, Clifton, A. Charlotte, NC 28278 (US) THOMAS, Charles, A. Pearisburg, VA 24134 (US) HESS, Diane, B. Gastonia, NC 28056 (US) (74) Representative: Braun, André jr. et al Braunpat Braun Eder AG Patent - Marken - Rechtsanwälte Reussstrasse 22 Postfach 4015 Basel 4015 Basel (CH)