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(11)

EP 4 370 586 A1

(12)

(43) Date of publication: 22.05.2024 Bulletin 2024/21 (21) Application number: 22740836.6 (22) Date of filing: 29.06.2022

(51) International Patent Classification (IPC):  C08G 73/02(2006.01) C09D 179/02(2006.01) C08K 3/04(2006.01) C08L 79/02(2006.01) H01M 4/137(2010.01) (52) Cooperative Patent Classification (CPC): C09D 179/02; C08K 3/04; C08G 73/0233; C08L 79/02; H01M 4/137; H01M 4/1399; H01M 4/366; H01M 4/625; Y02E 60/10   C-Sets: C09D 179/02, C08K 3/04; C08K 3/04, C08L 79/02; (86) International application number: PCT/EP2022/067901 (87) International publication number: WO 2023/285146 (19.01.2023 Gazette 2023/03)

(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: 15.07.2021 EP 21185850 21.12.2021 EP 21216559 (71) Applicant: RISE Research Institutes of Sweden AB 501 15 Borås (SE)	(72) Inventors: SANDBERG, Mats 60217 Norrköping (SE) BENI, Valerio 58333 Linköping (SE) WIJERATNE, Kosala Billingham (GB) (74) Representative: Brann AB  P.O. Box 3690 Sveavägen 63 103 59 Stockholm 103 59 Stockholm (SE)