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(11)

EP 4 816 449 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24809370.0 (22) Date of filing: 20.11.2024

(51) International Patent Classification (IPC):  C08G 73/14(2006.01) C09D 179/08(2006.01) B29C 48/14(2019.01) C08L 79/08(2006.01) C08G 73/10(2006.01) H01B 3/30(2006.01) C03C 25/18(2006.01) (52) Cooperative Patent Classification (CPC): C08G 73/14; C09D 179/08; C08G 73/1035; C08L 79/08; H01B 3/305; H01B 3/306; B29C 48/022; B29C 48/40; B29C 48/767; B29C 48/92; B29C 2948/92704; B29C 2948/92876; B29K 2079/08 (86) International application number: PCT/EP2024/083008 (87) International publication number: WO 2025/114116 (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 23212170 (71) Applicant: Elantas GmbH 46483 Wesel (DE)	(72) Inventor: STEVENS, Günter 46483 Wesel (DE) (74) Representative: Altana IP Department  Altana Management Services GmbH Abelstraße 45 46483 Wesel 46483 Wesel (DE)