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(11)

EP 2 398 884 A1

(12)

(43) Date of publication: 28.12.2011 Bulletin 2011/52 (21) Application number: 10709918.6 (22) Date of filing: 19.02.2010

(51) International Patent Classification (IPC):  C11D 3/39(2006.01) C11D 17/04(2006.01) C11D 3/08(2006.01) (86) International application number: PCT/GB2010/000291 (87) International publication number: WO 2010/094924 (26.08.2010 Gazette 2010/34)

(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 MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 23.02.2009 GB 0902959 (71) Applicant: Reckitt Benckiser N.V. 2132 WT Hoofddorp (NL)	(72) Inventors: CASONATI, Roberto I-30034 VE Mira (IT) WIEDEMANN, Ralf I-30034 VE Mira (IT) (74) Representative: Bowers, Craig Malcolm et al Reckitt Benckiser Corporate Services Limited Legal Department - Patents Group Dansom Lane Hull HU8 7DS Hull HU8 7DS (GB)