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(11)

EP 2 627 749 A1

(12)

(43) Date of publication: 21.08.2013 Bulletin 2013/34 (21) Application number: 11771079.8 (22) Date of filing: 11.10.2011

(51) International Patent Classification (IPC):  C11D 3/08(2006.01) C11D 17/00(2006.01) C11D 3/10(2006.01) (86) International application number: PCT/EP2011/067735 (87) International publication number: WO 2012/049178 (19.04.2012 Gazette 2012/16)

(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: 14.10.2010 EP 10187520 (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: BONSALL, Judith, Maria Wirral Merseyside CH63 3JW (GB) KENINGLEY, Stephen, Thomas Wirral Merseyside CH63 3JW (GB) MOORE, Philip, Ronald Wirral Merseyside CH63 3JW (GB) (74) Representative: Avila, David Victor  Unilever Patent Group Colworth House Sharnbrook Bedford MK44 1LQ Sharnbrook Bedford MK44 1LQ (GB)