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EP 4 069 905 A1

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(43) Date of publication: 12.10.2022 Bulletin 2022/41 (21) Application number: 20799735.4 (22) Date of filing: 05.11.2020

(51) International Patent Classification (IPC):  D06M 13/00(2006.01) D06M 11/01(2006.01) D06M 13/224(2006.01) D06M 13/148(2006.01) D06M 23/06(2006.01) D06M 13/17(2006.01) (52) Cooperative Patent Classification (CPC): D06M 13/148; D06M 23/06; D06M 13/224; D06M 13/17; D06M 13/005; D06M 16/00 (86) International application number: PCT/EP2020/081080 (87) International publication number: WO 2021/110346 (10.06.2021 Gazette 2021/23)

(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: 02.12.2019 IN 201921049540 27.01.2020 EP 20153922 (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: SANKAR, Rachana Whitefield, Bangalore 560 066 (IN) VADHYAR, Jayashree Anantharam Whitefield, Bangalore 560 066 (IN) BISWAS, Sarmistha Whitefield, Bangalore 560 066 (IN) BOARDMAN, Christopher Wirral Merseyside CH63 3JW (GB) (74) Representative: Moore, Elizabeth Ellen  Unilever N.V. Unilever Patent Group Bronland 14 6708 WH Wageningen 6708 WH Wageningen (NL)