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(11)

EP 2 864 535 A1

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(43) Date of publication: 29.04.2015 Bulletin 2015/18 (21) Application number: 13737724.8 (22) Date of filing: 24.06.2013

(51) International Patent Classification (IPC):  D04H 1/42(2012.01) D04H 1/435(2012.01) D04H 1/4209(2012.01) D04H 1/587(2012.01) (86) International application number: PCT/US2013/047291 (87) International publication number: WO 2014/004366 (03.01.2014 Gazette 2014/01)

(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: 26.06.2012 US 201261664411 P (71) Applicant: Cabot Corporation Boston, MA 02210 (US)	(72) Inventors: DOSHI, Dhaval, A. Lexington, MA 02420 (US) NORWOOD, Catherine, M. Somerville, MA 02144 (US) (74) Representative: Grünecker Patent- und Rechtsanwälte PartG mbB  Leopoldstraße 4 80802 München 80802 München (DE)