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EP 4 824 164 A1

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(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24820763.1 (22) Date of filing: 09.12.2024

(51) International Patent Classification (IPC):  C08L 23/08(2025.01) C08L 23/12(2006.01) H01B 3/44(2006.01) C08L 23/14(2006.01) C08L 23/06(2006.01) (52) Cooperative Patent Classification (CPC): C08L 23/0815; C08L 23/08; C08L 2205/03; C08L 2203/202; H01B 3/441   C-Sets: C08L 23/0815, C08L 23/06, C08L 23/12; C08L 23/0815, C08L 23/06, C08L 23/14; C08L 23/08, C08L 23/0815, C08L 23/12; (86) International application number: PCT/EP2024/085192 (87) International publication number: WO 2025/125124 (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: 14.12.2023 EP 23216557 (71) Applicant: Basell Poliolefine Italia S.r.l. 20121 Milano (IT)	(72) Inventors: BIONDINI, Gisella 44122 Ferrara (IT) GALVAN, Monica 44122 Ferrara (IT) PASQUALI, Stefano 44122 Ferrara (IT) CIACCIA, Eleonora 44122 Ferrara (IT) (74) Representative: LyondellBasell  c/o Basell Poliolefine Italia Intellectual Property P.le Donegani 12 44122 Ferrara 44122 Ferrara (IT)