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(11)

EP 2 220 201 A1

(12)

(43) Date of publication: 25.08.2010 Bulletin 2010/34 (21) Application number: 08854032.3 (22) Date of filing: 05.11.2008

(51) International Patent Classification (IPC):  C11D 1/66(2006.01) C11D 1/83(2006.01) C11D 10/04(2006.01) C11D 3/22(2006.01) (86) International application number: PCT/EP2008/065017 (87) International publication number: WO 2009/068418 (04.06.2009 Gazette 2009/23)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 29.11.2007 GB 0723394 (71) Applicants: Unilever PLC London EC4Y 0DY (GB) CY GB IE MT  Unilever N.V. 3013 AL Rotterdam (NL) AT BE BG CH CZ DE DK EE ES FI FR GR HR HU IS IT LI LT LU LV MC NL NO PL PT RO SE SI SK TR

(72) Inventors: BRIGGS, Stephen, Leonard Wirral CH63 3JW (GB) JONES, Craig, Warren Wirral CH63 3JW (GB) ROBERTS, Glyn Wirral CH63 3JW (GB) (74) Representative: Chisem, Janet et al Unilever Patent Group Colworth House Sharnbrook Bedford MK44 1LQ Sharnbrook Bedford MK44 1LQ (GB)