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(11)

EP 2 630 224 A1

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(43) Date of publication: 28.08.2013 Bulletin 2013/35 (21) Application number: 11767995.1 (22) Date of filing: 07.10.2011

(51) International Patent Classification (IPC):  C11D 3/386(2006.01) C11D 3/37(2006.01) C11D 3/382(2006.01) C11D 17/00(2006.01) (86) International application number: PCT/EP2011/067549 (87) International publication number: WO 2012/052306 (26.04.2012 Gazette 2012/17)

(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: 22.10.2010 EP 10188472 (71) Applicants: Unilever PLC London EC4Y 0DN (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 RS SE SI SK SM TR

(72) Inventors: BAKER, Michael, Richard Merseyside CH63 3JW (GB) BRENNAN, Lee, James Merseyside CH63 3JW (GB) CLARKE, Julian, Peter, Woodbury Merseyside CH63 3JW (GB) KOWALSKI, Adam, Jan Merseyside CH63 3JW (GB) PARRY, Neil, James Merseyside CH63 3JW (GB) ROBERTS, Geraint, Paul Merseyside CH63 3JW (GB) SERRIDGE, David Merseyside CH63 3JW (GB) (74) Representative: Bristow, Stephen Robert et al Unilever Patent Group Colworth House Sharnbrook Bedford, MK44 1LQ Bedford, MK44 1LQ (GB)