Methods and articles for maintaining hydantoinylated polymers in a biocidally active state

A composition and the method for sustaining the biocidal activity of chlorinated polystyrene hydantoin beads. The method comprises supplying a continuous low level halogen concentration to the chlorinated polystyrene hydantoin beads in the water to be treated that flows in contact with the chlorinat...

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Bibliographic Details
Main Authors Bridges, Michael A, Kawai, Hiroyuki, Chen, Tay-Yuan, Nichols, Everett J, Williams, Jeffrey F, McClure, Steven, Wetherbee, Jerry
Format Patent
LanguageEnglish
Published 21.03.2006
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Summary:A composition and the method for sustaining the biocidal activity of chlorinated polystyrene hydantoin beads. The method comprises supplying a continuous low level halogen concentration to the chlorinated polystyrene hydantoin beads in the water to be treated that flows in contact with the chlorinated polystyrene hydantoin beads, resulting in treated water suitable for drinking.