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(11)

EP 3 365 478 A1

(12)

(43) Date of publication: 29.08.2018 Bulletin 2018/35 (21) Application number: 16784879.5 (22) Date of filing: 19.10.2016

(51) International Patent Classification (IPC):  C25D 3/64(2006.01) C22C 5/06(2006.01) C25D 7/00(2006.01) (86) International application number: PCT/EP2016/075096 (87) International publication number: WO 2017/067985 (27.04.2017 Gazette 2017/17)

(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 Designated Validation States: MA MD (30) Priority: 21.10.2015 EP 15190885 (71) Applicant: Umicore Galvanotechnik GmbH 73525 Schwäbisch Gmünd (DE)	(72) Inventors: WEYHMUELLER, Bernd 73553 Alfdorf Hintersteinenberg (DE) PETERS, Alexander 73557 Mutlangen (DE) MANZ, Uwe 73563 Moegglingen (DE) (74) Representative: Lischka, Kerstin  Umicore AG & Co. KG Patents Rodenbacher Chaussee 4 63457 Hanau-Wolfgang 63457 Hanau-Wolfgang (DE)