(19) & (11) EP 2 130 434 A3 EUROPEAN PATENT APPLICATION (12) (88) Date of publication A3: (51) Int Cl.: A01N 27/00 (2006.01) D21H 21/36 (2006.01) A01N 43/80 (2006.01) D21H 21/08 (2006.01) 29.08.2012 Bulletin 2012/35 (43) Date of publication A2: 09.12.2009 Bulletin 2009/50 A01N 33/12 (2006.01) A01N 35/08 (2006.01) A01P 1/00 (2006.01) (21) Application number: 08160514.9 (22) Date of filing: 16.07.2008 (84) Designated Contracting States: (72) Inventors: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS • Bratus, Riccardo 20142, MILANO (IT) • Baggio, Verbena 21052, BUSTO ARSIZIO (VA) (IT) (74) Representative: Mittler, Enrico (30) Priority: 16.04.2008 IT MI20080696 Mittler & C. S.r.l. Viale Lombardia, 20 20131 Milano (IT) (71) Applicant: Acquaflex S.r.l. 20010 Cornaredo (IT) (54) Biocidal and dispersing composition and use thereof in a method for controlling the biological contamination and the formation of deposits in a system for the production of paper and/or of wood pulp biocidal and dispersing composition in at least one damp area of said system. EP 2 130 434 A3 A method for controlling the biological contam(57) ination and the formation of sticky deposits in the waters of a system for the production of paper and/or of the wood pulp, wherein said method includes the step of adding a Printed by Jouve, 75001 PARIS (FR) EP 2 130 434 A3 2 EP 2 130 434 A3 3 EP 2 130 434 A3 4 EP 2 130 434 A3 5