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EP 4 341 366 A1

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(43) Date of publication: 27.03.2024 Bulletin 2024/13 (21) Application number: 22729207.5 (22) Date of filing: 17.05.2022

(51) International Patent Classification (IPC):  C11D 1/02(2006.01) C11D 3/08(2006.01) C11D 11/02(2006.01) C11D 3/04(2006.01) C11D 3/10(2006.01) C11D 3/12(2006.01) (52) Cooperative Patent Classification (CPC): C11D 3/10; C11D 1/02; C11D 3/122; C11D 3/046; C11D 3/08; C11D 11/02; C11D 3/1233 (86) International application number: PCT/EP2022/063232 (87) International publication number: WO 2022/243264 (24.11.2022 Gazette 2022/47)

(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: 19.05.2021 EP 21174572 (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 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: CHACKO, Abraham 6708 WH Wageningen (NL) KUMAR, Girish 6708 WH Wageningen (NL) KUMAR, Sharavan 6708 WH Wageningen (NL) PAWAR, Kunal Shankar 6708 WH Wageningen (NL) SHAIKH, Nadeem 6708 WH Wageningen (NL) (74) Representative: Reijns, Tiemen Geert Pieter  Unilever Patent Group Bronland 14 6708 WH Wageningen 6708 WH Wageningen (NL)