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(11)

EP 2 521 764 A1

(12)

(43) Date of publication: 14.11.2012 Bulletin 2012/46 (21) Application number: 10767957.3 (22) Date of filing: 27.09.2010

(51) International Patent Classification (IPC):  C11D 3/02(2006.01) C11D 3/37(2006.01) C11D 3/42(2006.01) C11D 17/06(2006.01) C11D 3/22(2006.01) C11D 3/40(2006.01) C11D 11/02(2006.01) (86) International application number: PCT/EP2010/064246 (87) International publication number: WO 2011/082842 (14.07.2011 Gazette 2011/28)

(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 SE SI SK SM TR (30) Priority: 07.01.2010 EP 10150207 (71) Applicants: Unilever PLC London Greater London EC4Y 0DY (GB) CY GB IE MT  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 SE SI SK SM TR	(72) Inventors: BARCHINI, Raquel, Beatriz NL-3133 AT Vlaardingen (NL) BATCHELOR, Stephen, Norman Wirral Merseyside CH63 3JW (GB) HERMANT, Roelant, Mathijs NL-3133 AT Vlaardingen (NL) WIERINGA, Jan, Alders NL-3133 AT Vlaardingen (NL) (74) Representative: Avila, David Victor  Unilever Patent Group Colworth House Sharnbrook Bedford MK44 1LQ Sharnbrook Bedford MK44 1LQ (GB)