Patent ID: 6710017
Filing Date: 2004-03-23
Classification: A01N,C02F

Abstract:
A composition for controlling the growth of nuisance algae in a recirculating water system which composition comprises any of a herbicide having anti-algal activity in said water system, an agricultural fungicide having anti-algal activity in said water system or a combination thereof, and a sanitizing agent wherein,the fungicide is selected from the group consisting of antifungal methoxyacrylates, antifungal carboxamides, antifungal aldehydes, antifungal thiocarbamates, antifungal acetamides, antifungal pyrimidines, antifungal morpholines, antifungal guanidines, antifungal imidazoles, antifungal carbamate, antifungal oxazolidine, antifungal pyrrole, antifungal imidazole, antifungal alanine derivative and antifungal triazole, the herbicide is selected from the group consisting of cyclohexanedione, imidazolinone, sulfonylurea, triazinone, benzothiadiazinone, uracil, pyridazinone, urea, amide, diphenylether, triazolinone, isoxazolidinone, carbamate, chloracetamide, nitrile, thiocarbamate and triazine with the proviso that excluded as triazine are 6-chloro-N2,N4-diethyl-1,3,5-triazine-2,4-diamine; 1,3,5-triazine-2,4-diamine, and 6-chloro-N-(1,1-dimethylethyl)-Nâ€²-ethyl-2-tert-butylamino-4-chloro-6-ethylamino-s-triazine, and the sanitizing agent is selected from the group consisting of PHMB, chlorine, and bromine.