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(11)

EP 4 405 986 A1

(12)

(43) Date of publication: 31.07.2024 Bulletin 2024/31 (21) Application number: 22782723.5 (22) Date of filing: 21.09.2022

(51) International Patent Classification (IPC):  H01B 3/44(2006.01) C08L 27/16(2006.01) C08F 14/22(2006.01) H01B 13/16(2006.01) (52) Cooperative Patent Classification (CPC): H01B 3/445; H01B 3/30; C08F 214/22; C08F 214/182; C09D 127/16; C09D 127/12; H01B 13/16   C-Sets: C08F 214/22, C08F 214/182; C08F 214/182, C08F 214/22; C08F 214/22, C08F 214/182, C08F 214/24; (86) International application number: PCT/EP2022/076275 (87) International publication number: WO 2023/046781 (30.03.2023 Gazette 2023/13)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 24.09.2021 EP 21198927 (71) Applicant: ARKEMA FRANCE 92700 Colombes (FR)	(72) Inventors: KIM, Taeyun 150-874 SEOUL (KR) JEON, Jeong-Woo 150-874 SEOUL (KR) (74) Representative: Arkema Patent  Arkema France DRD-DPI 420, rue d'Estienne d'Orves 92705 Colombes Cedex 92705 Colombes Cedex (FR)