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EP 2 622 056 A1

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(43) Date of publication: 07.08.2013 Bulletin 2013/32 (21) Application number: 11760487.6 (22) Date of filing: 23.09.2011

(51) International Patent Classification (IPC):  C11D 3/39(2006.01) C11D 3/18(2006.01) C11D 3/02(2006.01) C11D 1/72(2006.01) C11D 17/00(2006.01) C11D 3/20(2006.01) C11D 1/66(2006.01) C11D 1/29(2006.01) (86) International application number: PCT/EP2011/066578 (87) International publication number: WO 2012/041774 (05.04.2012 Gazette 2012/14)

(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 (30) Priority: 19.11.2010 EP 10191813 28.09.2010 IN MU00266810 (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 0DN (GB) CY GB IE MT

(72) Inventors: NAGARAJAN, Arun, Kumar Bangalore 560 066 (IN) ROUT, Deeleep, Kumar Bangalore 560 066 (IN) SINHA, Ritesh, Kumar Bangalore 560 066 (IN) (74) Representative: Kan, Jacob Hendrik et al Unilever Patent Group Olivier van Noortlaan 120 3133 AT Vlaardingen 3133 AT Vlaardingen (NL)