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(11)

EP 1 646 706 A1

(12)

(43) Date of publication: 19.04.2006 Bulletin 2006/16 (21) Application number: 03817929.7 (22) Date of filing: 24.07.2003

(51) International Patent Classification (IPC):  C10M 173/02(1985.01) C10M 129/70(1985.01) C10M 129/74(1985.01) C10M 135/08(1985.01) C10M 129/74(1985.01) C10M 173/02(1985.01) C10M 129/72(1985.01) C10M 135/10(1985.01) C10M 133/04(1985.01) C10M 129/76(1985.01) (86) International application number: PCT/EP2003/008125 (87) International publication number: WO 2005/014764 (17.02.2005 Gazette 2005/07)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR (71) Applicant: ECOLAB INC. St. Paul, MN 55102-1390 (US)	(72) Inventors: LOSSACK, Annett 40599 Düsseldorf (DE) KUEPPER, Stefan 40764 Langenfeld (DE) SCHNEIDER, Michael 41515 Grevenbroich (DE) (74) Representative: Sternagel, Fleischer, Godemeyer & Partner  Patentanwälte, An den Gärten 7 51491 Overath 51491 Overath (DE)