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EP 4 584 426 A2

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(88) Date of publication A3: 18.04.2024 (43) Date of publication: 16.07.2025 Bulletin 2025/29 (21) Application number: 23768557.3 (22) Date of filing: 11.09.2023

(51) International Patent Classification (IPC):  C25B 1/27(2021.01) C25B 11/046(2021.01) C25B 11/081(2021.01) C25B 13/00(2006.01) C25B 15/04(2006.01) C25B 9/15(2021.01) C25B 11/075(2021.01) C25B 11/097(2021.01) C25B 13/02(2006.01) C25B 11/032(2021.01) (52) Cooperative Patent Classification (CPC): C25B 1/27; C25B 9/15; C25B 11/046; C25B 11/075; C25B 11/081; C25B 11/097; C25B 13/00; C25B 13/02; C25B 15/04; C25B 11/032 (86) International application number: PCT/EP2023/074863 (87) International publication number: WO 2024/052575 (14.03.2024 Gazette 2024/11)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 09.09.2022 EP 22194879 (71) Applicant: Danmarks Tekniske Universitet 2800 Kongens Lyngby (DK)

(72) Inventors: SACCOCCIO, Mattia 2800 Kongens Lyngby (DK) PEDERSEN, Jakob Bruun 2800 Kongens Lyngby (DK) FU, Xianbiao 2800 Kongens Lyngby (DK) ANDERSEN, Suzanne Zamany 2800 Kongens Lyngby (DK) SA INAS, Rokas 2800 Kongens Lyngby (DK) LI, Shaofeng 2800 Kongens Lyngby (DK) ZHOU, Yuanyuan 2800 Kongens Lyngby (DK) LI, Katja 2800 Kongens Lyngby (DK) DOGANLI-KIBSGAARD, Jakob 2800 Kongens Lyngby (DK) VESBORG, Peter Christian Kjærgaard 2800 Kongens Lyngby (DK) NØRSKOV, Jens Kehlet 2800 Kongens Lyngby (DK) CHORKENDORFF, Ib 2800 Kongens Lyngby (DK) MYGIND, Jon Bjarke Valbæk 2800 Kongens Lyngby (DK) DEISSLER, Niklas Henrik 2800 Kongens Lyngby (DK) (74) Representative: Høiberg P/S  Adelgade 12 1304 Copenhagen K 1304 Copenhagen K (DK)