(19)

(11)

EP 1 853 694 A1

(12)

(43) Date of publication: 14.11.2007 Bulletin 2007/46 (21) Application number: 06708028.3 (22) Date of filing: 06.02.2006

(51) International Patent Classification (IPC):  C11D 17/00(2006.01) C11D 3/20(2006.01) C11D 3/18(2006.01) C11D 3/37(2006.01) (86) International application number: PCT/EP2006/050681 (87) International publication number: WO 2006/094863 (14.09.2006 Gazette 2006/37)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 08.03.2005 IT MI20050364 (71) Applicant: Truffini & Regge' Farmaceutici SRL 20134 Milano (IT)	(72) Inventor: SENECI, Alessandro I-20090 Segrate (IT) (74) Representative: Pistolesi, Roberto et al Dragotti & Associati srl Via Turati 32 20121 Milano 20121 Milano (IT)