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EP 3 622 048 A1

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(43) Date of publication: 18.03.2020 Bulletin 2020/12 (21) Application number: 18723011.5 (22) Date of filing: 14.05.2018

(51) International Patent Classification (IPC):  C11D 1/72(2006.01) C11D 3/37(2006.01) C11D 1/722(2006.01) C11D 3/39(2006.01) (86) International application number: PCT/EP2018/062283 (87) International publication number: WO 2018/206811 (15.11.2018 Gazette 2018/46)

(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: 12.05.2017 EP 17170806 (71) Applicants: Unilever N.V. 3013 AL Rotterdam (NL) AL AT BE BG CH CZ DE DK EE ES FI FR GR HR HU IS IT LI LT LU LV MC MK NL NO PL PT RO RS SE SI SK SM TR  Unilever PLC London, Greater London EC4Y 0DY (GB) CY GB IE MT

(72) Inventors: POSTMUS, Bart, Riekus 6705 CN Wageningen (NL) VERKADE, Jan, Hendrik 3133 AT Vlaardingen (NL) (74) Representative: Boerma, Caroline  Unilever Patent Group Bronland 14 6708 WH Wageningen 6708 WH Wageningen (NL)