(19)

(11)

EP 2 655 590 A2

(12)

(88) Date of publication A3: 04.10.2012 (43) Date of publication: 30.10.2013 Bulletin 2013/44 (21) Application number: 11807721.3 (22) Date of filing: 22.12.2011

(51) International Patent Classification (IPC):  C11D 17/00(2006.01) C11D 3/395(2006.01) C11D 3/39(2006.01) (86) International application number: PCT/GB2011/052553 (87) International publication number: WO 2012/085577 (28.06.2012 Gazette 2012/26)

(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: 23.12.2010 GB 201021817 27.10.2011 GB 201118570 (71) Applicant: Reckitt & Colman (Overseas) Limited Slough Berkshire SL1 3UH (GB)	(72) Inventors: DUNSTAN, Tim HU6 7RX (GB) FLETCHER, Paul D. I. HU67RX (GB) MCKECHNIE, Malcolm Tom HU8 7DS (GB) (74) Representative: Bowers, Craig Malcolm et al Reckitt Benckiser Corporate Services Limited Legal Department - Patents Group Dansom Lane Hull Humberside HU8 7DS Hull Humberside HU8 7DS (GB)