(19)

(11)

EP 2 877 613 A1

(12)

(43) Date of publication: 03.06.2015 Bulletin 2015/23 (21) Application number: 13744888.2 (22) Date of filing: 16.07.2013

(51) International Patent Classification (IPC):  C25C 1/00(2006.01) C25C 7/04(2006.01) C25C 1/08(2006.01) (86) International application number: PCT/US2013/050601 (87) International publication number: WO 2014/018302 (30.01.2014 Gazette 2014/05)

(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: 26.07.2012 US 201261675994 P 14.03.2013 US 201313802919 (71) Applicant: Ohio University Athens, OH 45701 (US)	(72) Inventor: BOTTE, Gerardine, G. Athens, OH 45701 (US) (74) Representative: Findlay, Alice Rosemary  Reddie & Grose LLP 16 Theobalds Road London WC1X 8PL London WC1X 8PL (GB)