(19)

(11)

EP 4 448 611 A1

(12)

(43) Date of publication: 23.10.2024 Bulletin 2024/43 (21) Application number: 22830483.8 (22) Date of filing: 05.12.2022

(51) International Patent Classification (IPC):  C08G 18/80(2006.01) C08G 18/79(2006.01) C08G 18/28(2006.01) (52) Cooperative Patent Classification (CPC): C08G 18/8064; C08G 18/8083; C08G 18/792; C08G 18/283; C08G 18/288 (86) International application number: PCT/EP2022/084474 (87) International publication number: WO 2023/110504 (22.06.2023 Gazette 2023/25)

(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: KH MA MD TN (30) Priority: 15.12.2021 EP 21214828 (71) Applicant: BASF SE 67056 Ludwigshafen am Rhein (DE)	(72) Inventors: LUCAS, Frederic 67056 Ludwigshafen (DE) SCHAEFER, Harald 67056 Ludwigshafen (DE) (74) Representative: BASF IP Association  BASF SE GBI-C006 67056 Ludwigshafen 67056 Ludwigshafen (DE)