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EP 3 497 196 A1

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(43) Date of publication: 19.06.2019 Bulletin 2019/25 (21) Application number: 17743288.7 (22) Date of filing: 13.07.2017

(51) International Patent Classification (IPC):  C11D 3/00(2006.01) C11D 3/37(2006.01) C11D 17/00(2006.01) C11D 3/06(2006.01) C11D 3/10(2006.01) C11D 11/00(2006.01) C11D 17/04(2006.01) C11D 3/22(2006.01) (86) International application number: PCT/EP2017/067792 (87) International publication number: WO 2018/028927 (15.02.2018 Gazette 2018/07)

(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: 10.08.2016 EP 16183543 (71) Applicants: Unilever PLC 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) Inventors: ADAMS, Amanda, Jane Bebington Wirral Merseyside CH63 3JW (GB) CROSSMAN, Martin, Charles Bebington Wirral Merseyside CH63 3JW (GB) MOORE, Philip, Ronald Chester Cheshire CH2 3RL (GB) (74) Representative: Moore, Elizabeth Ellen  Unilever Patent Group Colworth House Sharnbrook Bedford MK44 1LQ Bedford MK44 1LQ (GB)