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EP 4 824 171 A1

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(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24817209.0 (22) Date of filing: 27.11.2024

(51) International Patent Classification (IPC):  C09C 1/50(2006.01) C09C 1/56(2006.01) H01M 4/583(2010.01) C08K 3/04(2006.01) C09D 11/324(2014.01) (52) Cooperative Patent Classification (CPC): C01P 2006/12; C09C 1/50; C09C 1/56; C01P 2006/80; C09D 11/324; C08K 3/04; C09C 1/565; C08K 2201/006 (86) International application number: PCT/EP2024/083783 (87) International publication number: WO 2025/124901 (19.06.2025 Gazette 2025/25)

(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: 13.12.2023 EP 23216145 (71) Applicant: Orion Engineered Carbons IP GmbH & Co. KG 40789 Monheim (DE)	(72) Inventors: WIDJAJA, Andreas 64521 Groß-Gerau (DE) WAIDMANN, Guido 50374 Erftstadt (DE) ÖRTEL, Wolfgang 63477 Maintal (DE) MOMPER, David 40229 Düsseldorf (DE) MONAKHOVA, Yulia 50321 Brühl (DE) (74) Representative: f & e patent  Braunsberger Feld 29 51429 Bergisch Gladbach 51429 Bergisch Gladbach (DE)