(19)

(11)

EP 2 992 073 A1

(12)

(43) Date of publication: 09.03.2016 Bulletin 2016/10 (21) Application number: 14713067.8 (22) Date of filing: 18.03.2014

(51) International Patent Classification (IPC):  C11D 1/22(2006.01) C11D 3/37(2006.01) C11D 11/00(2006.01) C11D 1/29(2006.01) C11D 3/30(2006.01) C11D 10/04(2006.01) C11D 11/04(2006.01) (86) International application number: PCT/EP2014/055447 (87) International publication number: WO 2014/177321 (06.11.2014 Gazette 2014/45)

(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 Designated Extension States: BA ME (30) Priority: 29.04.2013 EP 13165849 (71) Applicants: Unilever PLC, a company registered in England and Wales under company no. 41424 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: ADAMS, Gerald Wirral Merseyside CH63 3JW (GB) BENTLEY, Richard, Edward Wirral Merseyside CH63 3JW (GB) (74) Representative: Newbould, Frazer Anthony  Unilever PLC Unilever Patent Group Colworth House Sharnbrook Bedford, Bedfordshire MK44 1LQ Colworth House Sharnbrook Bedford, Bedfordshire MK44 1LQ (GB)