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(11)

EP 3 194 547 A1

(12)

(43) Date of publication: 26.07.2017 Bulletin 2017/30 (21) Application number: 15750275.8 (22) Date of filing: 29.07.2015

(51) International Patent Classification (IPC):  C11D 1/83(2006.01) C11D 3/37(2006.01) C11D 11/00(2006.01) C11D 1/22(2006.01) C11D 1/72(2006.01) C11D 3/00(2006.01) C11D 3/50(2006.01) C11D 1/14(2006.01) C11D 1/29(2006.01) (86) International application number: PCT/EP2015/067347 (87) International publication number: WO 2016/041678 (24.03.2016 Gazette 2016/12)

(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: 18.09.2014 EP 14185269 (71) Applicants: Unilever PLC, A Company Registered in England and Wales under Company no. 41424 London, Greater London EC4Y 0DY (GB) CY GB IE MT  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

(72) Inventor: BATCHELOR, Stephen, Norman Bebington Wirral Merseyside CH63 3JW (GB) (74) Representative: Brooijmans, Rob Josephina Wilhelmus  Unilever Patent Group Olivier van Noortlaan 120 3133 AT Vlaardingen 3133 AT Vlaardingen (NL)