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(11)

EP 2 099 962 A2

(12)

(88) Date of publication A3: 12.02.2009 (43) Date of publication: 16.09.2009 Bulletin 2009/38 (21) Application number: 07863010.0 (22) Date of filing: 17.12.2007

(51) International Patent Classification (IPC):  D01F 8/14(2006.01) D04H 3/10(2006.01) D01F 1/04(2006.01) D04H 1/46(2006.01) (86) International application number: PCT/US2007/025770 (87) International publication number: WO 2008/085332 (17.07.2008 Gazette 2008/29)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 03.01.2007 US 648953 (71) Applicant: EASTMAN CHEMICAL COMPANY Kingsport TN 37660 (US)	(72) Inventors: GUPTA, Rakesh Kumar Kingsport, Tennessee 37664 (US) KLOSIEWICZ, Daniel, William Kingsport, Tennessee 37664 (US) GEORGE, Scott, Ellery Kingsport, TN 37664 (US) (74) Representative: Best, Michael et al Lederer & Keller Patentanwälte Prinzregentenstrasse 16 80538 München 80538 München (DE)