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EP 3 201 303 A1

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(43) Date of publication: 09.08.2017 Bulletin 2017/32 (21) Application number: 15778891.0 (22) Date of filing: 28.09.2015

(51) International Patent Classification (IPC):  C11D 3/00(2006.01) C11D 3/14(2006.01) C11D 10/04(2006.01) B01D 19/04(2006.01) C11D 3/12(2006.01) C11D 3/20(2006.01) C11D 17/00(2006.01) (86) International application number: PCT/EP2015/072270 (87) International publication number: WO 2016/050695 (07.04.2016 Gazette 2016/14)

(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 (30) Priority: 02.10.2014 EP 14187443 (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 Greater London EC4Y 0DY (GB) CY GB IE MT

(72) Inventors: BANDYOPADHYAY, Punam Bangalore 560066 (IN) NADAKATTI, Suresh, Murigeppa Bangalore 560066 (IN) NAIK, Maheshwara, Shiva Bangalore 560066 (IN) (74) Representative: Corsten, Michael Allan  Unilever Patent Group Olivier van Noortlaan 120 3133 AT Vlaardingen 3133 AT Vlaardingen (NL)