(19)

(11)

EP 4 367 290 A1

(12)

(43) Date of publication: 15.05.2024 Bulletin 2024/20 (21) Application number: 22737848.6 (22) Date of filing: 24.06.2022

(51) International Patent Classification (IPC):  C25B 1/04(2021.01) C25B 13/08(2006.01) C25B 13/02(2006.01) (52) Cooperative Patent Classification (CPC): C25B 1/04; C25B 13/02; C25B 13/08; Y02E 60/36; Y02P 20/133 (86) International application number: PCT/EP2022/067372 (87) International publication number: WO 2023/280600 (12.01.2023 Gazette 2023/02)

(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: KH MA MD TN (30) Priority: 08.07.2021 EP 21184445 (71) Applicant: AGFA-GEVAERT NV 2640 Mortsel (BE)	(72) Inventors: TUDISCO, Cristina 2640 Mortsel (BE) VERWAEST, Hanne 2640 Mortsel (BE) MUES, Willem 2640 Mortsel (BE) (74) Representative: Viaene, Kris  AGFA NV Intellectual Property Department Septestraat 27 2640 Mortsel 2640 Mortsel (BE)