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EP 4 816 189 A1

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(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24817149.8 (22) Date of filing: 26.11.2024

(51) International Patent Classification (IPC):  B60H 3/00(2006.01) H01M 50/143(2021.01) B60R 13/06(2006.01) B01D 46/00(2022.01) H01M 50/183(2021.01) (52) Cooperative Patent Classification (CPC): B60H 3/00; H01M 2220/20; B60R 13/06; H01M 50/249; H01M 50/24 (86) International application number: PCT/EP2024/083626 (87) International publication number: WO 2025/114284 (05.06.2025 Gazette 2025/23)

(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: GE KH MA MD TN (30) Priority: 27.11.2023 EP 23212451 (71) Applicant: Sika Technology AG 6340 Baar (CH)	(72) Inventors: COUSIN, Henri 59493 Villeneuve d'Ascq (FR) KLINGLER, Philipp 8805 Richterswil (CH) LINDGREN, Henrik 7181 Feluy (BE) MUNZINGER, Noah 8047 Zürich (CH) (74) Representative: Sika Patent Attorneys  C/o Sika Technology AG Corp. IP Dept. Tüffenwies 16 8048 Zürich 8048 Zürich (CH)