(19)

(11)

EP 4 243 759 A1

(12)

(43) Date of publication: 20.09.2023 Bulletin 2023/38 (21) Application number: 21802236.6 (22) Date of filing: 27.10.2021

(51) International Patent Classification (IPC):  A61K 8/02(2006.01) A61Q 11/00(2006.01) A61K 8/25(2006.01) (52) Cooperative Patent Classification (CPC): A61K 8/02; A61K 8/25; A61Q 11/00 (86) International application number: PCT/EP2021/079827 (87) International publication number: WO 2022/101015 (19.05.2022 Gazette 2022/20)

(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: 10.11.2020 EP 20306356 (71) Applicant: RHODIA OPERATIONS 69003 Lyon (FR)	(72) Inventors: FERAL-MARTIN, M. Cédric 77184 EMERAINVILLE (FR) FAYOLLE, Caroline 69007 LYON (FR) (74) Representative: Vande Gucht, Anne  Solvay S.A. Département de la Propriété Industrielle Rue de Ransbeek, 310 1120 Bruxelles 1120 Bruxelles (BE)