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EP 4 482 934 A1

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(43) Date of publication: 01.01.2025 Bulletin 2025/01 (21) Application number: 23703058.0 (22) Date of filing: 07.02.2023

(51) International Patent Classification (IPC):  C11D 1/62(2006.01) C11D 3/48(2006.01) C11D 1/835(2006.01) C11D 3/00(2006.01) C11D 3/38(2006.01) C11D 17/00(2006.01) (52) Cooperative Patent Classification (CPC): C11D 1/62; C11D 1/835; C11D 3/0015; C11D 3/48; C11D 3/381; C11D 17/0013 (86) International application number: PCT/EP2023/052918 (87) International publication number: WO 2023/161008 (31.08.2023 Gazette 2023/35)

(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: 25.02.2022 IN 202221010898 03.05.2022 EP 22171267 (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: GHOSH, Somnath 6708 WH Wageningen (NL) MAHAPATRA, Samiran 6708 WH Wageningen (NL) MEDEPALLI, Srilaxmi, Venkata 6708 WH Wageningen (NL) MOHAPATRA, Namisha 6708 WH Wageningen (NL) SAMPATH KUMAR, Ramya 6708 WH Wageningen (NL) VARMA, Sandeep 6708 WH Wageningen (NL) CAUNT, Philip 6708 WH Wageningen (NL) EMMA, JANE, Saunders 6708 WH Wageningen (NL) WILLIAMS, Deborah 6708 WH Wageningen (NL) (74) Representative: Corsten, Michael Allan  Unilever Patent Group Bronland 14 6708 WH Wageningen 6708 WH Wageningen (NL)