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(11)

EP 2 847 436 A1

(12)

(43) Date of publication: 18.03.2015 Bulletin 2015/12 (21) Application number: 12721679.4 (22) Date of filing: 14.05.2012

(51) International Patent Classification (IPC):  F01D 5/28(2006.01) C10M 169/04(2006.01) F16D 69/02(2006.01) C10M 107/44(2006.01) D02G 3/02(2006.01) F01D 5/30(2006.01) (86) International application number: PCT/US2012/037826 (87) International publication number: WO 2013/169271 (14.11.2013 Gazette 2013/46)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 11.05.2012 US 201213469368 11.05.2012 US 201213469349 11.05.2012 US 201213469181 (71) Applicant: E. I. Du Pont de Nemours and Company Wilmington, Delaware 19899 (US)	(72) Inventors: BOOZE, J. David Wilmington, Delaware 19803 (US) DEAKYNE, Clifford K. Wilmington, Delaware 19808 (US) PAILLER, Frederic B-1190 Forest (BE) WEISHAMPEL, James E. Amherst, Ohio 44001 (US) (74) Representative: Heinemann, Monica  Abitz & Partner Patentanwälte mbB Arabellastraße 17 81925 München 81925 München (DE)