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EP 2 259 865 A1

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(43) Date of publication: 15.12.2010 Bulletin 2010/50 (21) Application number: 09724821.5 (22) Date of filing: 11.03.2009

(51) International Patent Classification (IPC):  B01D 71/66(2006.01) C07C 309/88(2006.01) C07D 295/027(2006.01) C07C 309/87(2006.01) C08G 75/30(2006.01) C08L 81/10(2006.01) (86) International application number: PCT/US2009/036718 (87) International publication number: WO 2009/120492 (01.10.2009 Gazette 2009/40)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA RS (30) Priority: 27.03.2008 US 56400 27.03.2008 US 56415 (71) Applicant: General Electric Company Schenectady, NY 12345 (US)	(72) Inventors: YEAGER, Gary, William Rexwood NY 12148 (US) LUTTRELL, Michael, Todd Clifton Park NY 12065 (US) JIANG, Ji Clifton Park NY 12065 (US) (74) Representative: Szary, Anne Catherine  GE International Inc. Global Patent Operation - Europe 15 John Adam Street London WC2N 6LU London WC2N 6LU (GB)