(19)

(11)

EP 4 499 795 A1

(12)

(43) Date of publication: 05.02.2025 Bulletin 2025/06 (21) Application number: 23711735.3 (22) Date of filing: 16.03.2023

(51) International Patent Classification (IPC):  C11D 1/83(2006.01) C11D 3/18(2006.01) C11D 3/33(2006.01) C11D 3/48(2006.01) A61Q 15/00(2006.01) C11D 1/835(2006.01) C11D 3/20(2006.01) C11D 3/36(2006.01) A61Q 5/00(2006.01) A61Q 19/00(2006.01) (52) Cooperative Patent Classification (CPC): C11D 1/83; C11D 1/835; C11D 1/75; C11D 1/62; C11D 1/146; C11D 1/22; C11D 3/33; C11D 3/361; C11D 3/2034; C11D 3/2037; C11D 3/188; C11D 3/48; A61Q 15/00; C11D 3/0068; A61Q 17/005; A61K 8/416; A61K 8/40; A61K 8/347; A61K 8/31; A61K 8/44; A61K 8/42; A61K 8/463; A61K 8/466 (86) International application number: PCT/EP2023/056792 (87) International publication number: WO 2023/180179 (28.09.2023 Gazette 2023/39)

(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: 25.03.2022 EP 22164330 (71) Applicants: Unilever IP Holdings B.V. 3013 AL Rotterdam (NL) AL AT BE BG CH CZ DK EE ES FI FR GR HR HU IS LI LT LU LV MC ME MK NL NO PL PT RO SE SI SK SM  Unilever Global IP Limited Wirral, Merseyside CH62 4ZD (GB) CY DE GB IE IT MT RS TR

(72) Inventors: APPAVOO, Shanthi 6708 WH Wageningen (NL) GEORGE, Manu 6708 WH Wageningen (NL) MATTAPARTHI, Sahiti 6708 WH Wageningen (NL) (74) Representative: Corsten, Michael Allan  Unilever Patent Group Bronland 14 6708 WH Wageningen 6708 WH Wageningen (NL)