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EP 3 224 335 A1

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(43) Date of publication: 04.10.2017 Bulletin 2017/40 (21) Application number: 15791615.6 (22) Date of filing: 09.11.2015

(51) International Patent Classification (IPC):  C11D 3/20(2006.01) C11D 1/37(2006.01) C11D 1/14(2006.01) C11D 1/28(2006.01) C11D 11/00(2006.01) C11D 1/22(2006.01) C11D 1/29(2006.01) (86) International application number: PCT/EP2015/076093 (87) International publication number: WO 2016/083112 (02.06.2016 Gazette 2016/22)

(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: MA MD (30) Priority: 26.11.2014 EP 14194862 (71) Applicants: Unilever NV 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, EC4Y 0DY (GB) CY GB IE MT

(72) Inventors: BHUNIA, Panchanan Bangalore 560066 (IN) KOTTUKAPALLY, Jiji, Paul Bangalore 560066 (IN) SUBRAHMANIAM, Narayanan Bangalore 560066 (IN) (74) Representative: Newbould, Frazer Anthony  Unilever N.V. Unilever Patent Group Olivier van Noortlaan 120 3122 AT Vlaardingen 3122 AT Vlaardingen (NL)